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Diffstat (limited to 'test/sql/select.py')
| -rw-r--r-- | test/sql/select.py | 1552 |
1 files changed, 0 insertions, 1552 deletions
diff --git a/test/sql/select.py b/test/sql/select.py deleted file mode 100644 index 2ec5b8da5..000000000 --- a/test/sql/select.py +++ /dev/null @@ -1,1552 +0,0 @@ -import testenv; testenv.configure_for_tests() -import datetime, re, operator -from sqlalchemy import * -from sqlalchemy import exc, sql, util -from sqlalchemy.sql import table, column, label, compiler -from sqlalchemy.sql.expression import ClauseList -from sqlalchemy.engine import default -from sqlalchemy.databases import sqlite, postgres, mysql, oracle, firebird, mssql -from testlib import * - -table1 = table('mytable', - column('myid', Integer), - column('name', String), - column('description', String), -) - -table2 = table( - 'myothertable', - column('otherid', Integer), - column('othername', String), -) - -table3 = table( - 'thirdtable', - column('userid', Integer), - column('otherstuff', String), -) - -metadata = MetaData() -table4 = Table( - 'remotetable', metadata, - Column('rem_id', Integer, primary_key=True), - Column('datatype_id', Integer), - Column('value', String(20)), - schema = 'remote_owner' -) - -users = table('users', - column('user_id'), - column('user_name'), - column('password'), -) - -addresses = table('addresses', - column('address_id'), - column('user_id'), - column('street'), - column('city'), - column('state'), - column('zip') -) - -class SelectTest(TestBase, AssertsCompiledSQL): - - def test_attribute_sanity(self): - assert hasattr(table1, 'c') - assert hasattr(table1.select(), 'c') - assert not hasattr(table1.c.myid.self_group(), 'columns') - assert hasattr(table1.select().self_group(), 'columns') - assert not hasattr(select([table1.c.myid]).as_scalar().self_group(), 'columns') - assert not hasattr(table1.c.myid, 'columns') - assert not hasattr(table1.c.myid, 'c') - assert not hasattr(table1.select().c.myid, 'c') - assert not hasattr(table1.select().c.myid, 'columns') - assert not hasattr(table1.alias().c.myid, 'columns') - assert not hasattr(table1.alias().c.myid, 'c') - - def test_table_select(self): - self.assert_compile(table1.select(), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable") - - self.assert_compile(select([table1, table2]), "SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, \ -myothertable.othername FROM mytable, myothertable") - - def test_from_subquery(self): - """tests placing select statements in the column clause of another select, for the - purposes of selecting from the exported columns of that select.""" - - s = select([table1], table1.c.name == 'jack') - self.assert_compile( - select( - [s], - s.c.myid == 7 - ) - , - "SELECT myid, name, description FROM (SELECT mytable.myid AS myid, mytable.name AS name, mytable.description AS description FROM mytable "\ - "WHERE mytable.name = :name_1) WHERE myid = :myid_1") - - sq = select([table1]) - self.assert_compile( - sq.select(), - "SELECT myid, name, description FROM (SELECT mytable.myid AS myid, mytable.name AS name, mytable.description AS description FROM mytable)" - ) - - sq = select( - [table1], - ).alias('sq') - - self.assert_compile( - sq.select(sq.c.myid == 7), - "SELECT sq.myid, sq.name, sq.description FROM \ -(SELECT mytable.myid AS myid, mytable.name AS name, mytable.description AS description FROM mytable) AS sq WHERE sq.myid = :myid_1" - ) - - sq = select( - [table1, table2], - and_(table1.c.myid ==7, table2.c.otherid==table1.c.myid), - use_labels = True - ).alias('sq') - - sqstring = "SELECT mytable.myid AS mytable_myid, mytable.name AS mytable_name, \ -mytable.description AS mytable_description, myothertable.otherid AS myothertable_otherid, \ -myothertable.othername AS myothertable_othername FROM mytable, myothertable \ -WHERE mytable.myid = :myid_1 AND myothertable.otherid = mytable.myid" - - self.assert_compile(sq.select(), "SELECT sq.mytable_myid, sq.mytable_name, sq.mytable_description, sq.myothertable_otherid, \ -sq.myothertable_othername FROM (" + sqstring + ") AS sq") - - sq2 = select( - [sq], - use_labels = True - ).alias('sq2') - - self.assert_compile(sq2.select(), "SELECT sq2.sq_mytable_myid, sq2.sq_mytable_name, sq2.sq_mytable_description, \ -sq2.sq_myothertable_otherid, sq2.sq_myothertable_othername FROM \ -(SELECT sq.mytable_myid AS sq_mytable_myid, sq.mytable_name AS sq_mytable_name, \ -sq.mytable_description AS sq_mytable_description, sq.myothertable_otherid AS sq_myothertable_otherid, \ -sq.myothertable_othername AS sq_myothertable_othername FROM (" + sqstring + ") AS sq) AS sq2") - - def test_select_from_clauselist(self): - self.assert_compile( - select([ClauseList(column('a'), column('b'))]).select_from('sometable'), - 'SELECT a, b FROM sometable' - ) - - def test_use_labels(self): - self.assert_compile( - select([table1.c.myid==5], use_labels=True), - "SELECT mytable.myid = :myid_1 AS anon_1 FROM mytable" - ) - - self.assert_compile( - select([func.foo()], use_labels=True), - "SELECT foo() AS foo_1" - ) - - self.assert_compile( - select([not_(True)], use_labels=True), - "SELECT NOT :param_1" # TODO: should this make an anon label ?? - ) - - self.assert_compile( - select([cast("data", sqlite.SLInteger)], use_labels=True), # this will work with plain Integer in 0.6 - "SELECT CAST(:param_1 AS INTEGER) AS anon_1" - ) - - - - def test_nested_uselabels(self): - """test nested anonymous label generation. this - essentially tests the ANONYMOUS_LABEL regex. - - """ - s1 = table1.select() - s2 = s1.alias() - s3 = select([s2], use_labels=True) - s4 = s3.alias() - s5 = select([s4], use_labels=True) - self.assert_compile(s5, "SELECT anon_1.anon_2_myid AS anon_1_anon_2_myid, anon_1.anon_2_name AS anon_1_anon_2_name, "\ - "anon_1.anon_2_description AS anon_1_anon_2_description FROM (SELECT anon_2.myid AS anon_2_myid, anon_2.name AS anon_2_name, "\ - "anon_2.description AS anon_2_description FROM (SELECT mytable.myid AS myid, mytable.name AS name, mytable.description "\ - "AS description FROM mytable) AS anon_2) AS anon_1") - - def test_dont_overcorrelate(self): - self.assert_compile(select([table1], from_obj=[table1, table1.select()]), """SELECT mytable.myid, mytable.name, mytable.description FROM mytable, (SELECT mytable.myid AS myid, mytable.name AS name, mytable.description AS description FROM mytable)""") - - def test_full_correlate(self): - # intentional - t = table('t', column('a'), column('b')) - s = select([t.c.a]).where(t.c.a==1).correlate(t).as_scalar() - - s2 = select([t.c.a, s]) - self.assert_compile(s2, """SELECT t.a, (SELECT t.a WHERE t.a = :a_1) AS anon_1 FROM t""") - - # unintentional - t2 = table('t2', column('c'), column('d')) - s = select([t.c.a]).where(t.c.a==t2.c.d).as_scalar() - s2 =select([t, t2, s]) - self.assertRaises(exc.InvalidRequestError, str, s2) - - # intentional again - s = s.correlate(t, t2) - s2 =select([t, t2, s]) - self.assert_compile(s, "SELECT t.a WHERE t.a = t2.d") - - def test_exists(self): - self.assert_compile(exists([table1.c.myid], table1.c.myid==5).select(), "SELECT EXISTS (SELECT mytable.myid FROM mytable WHERE mytable.myid = :myid_1)", params={'mytable_myid':5}) - - self.assert_compile(select([table1, exists([1], from_obj=table2)]), "SELECT mytable.myid, mytable.name, mytable.description, EXISTS (SELECT 1 FROM myothertable) FROM mytable", params={}) - - self.assert_compile(select([table1, exists([1], from_obj=table2).label('foo')]), "SELECT mytable.myid, mytable.name, mytable.description, EXISTS (SELECT 1 FROM myothertable) AS foo FROM mytable", params={}) - - self.assert_compile( - table1.select(exists().where(table2.c.otherid == table1.c.myid).correlate(table1)), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE EXISTS (SELECT * FROM myothertable WHERE myothertable.otherid = mytable.myid)" - ) - - self.assert_compile( - table1.select(exists().where(table2.c.otherid == table1.c.myid).correlate(table1)), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE EXISTS (SELECT * FROM myothertable WHERE myothertable.otherid = mytable.myid)" - ) - - self.assert_compile( - table1.select(exists().where(table2.c.otherid == table1.c.myid).correlate(table1)).replace_selectable(table2, table2.alias()), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE EXISTS (SELECT * FROM myothertable AS myothertable_1 WHERE myothertable_1.otherid = mytable.myid)" - ) - - self.assert_compile( - table1.select(exists().where(table2.c.otherid == table1.c.myid).correlate(table1)).select_from(table1.join(table2, table1.c.myid==table2.c.otherid)).replace_selectable(table2, table2.alias()), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable JOIN myothertable AS myothertable_1 ON mytable.myid = myothertable_1.otherid WHERE EXISTS (SELECT * FROM myothertable AS myothertable_1 WHERE myothertable_1.otherid = mytable.myid)" - ) - - self.assert_compile( - select([ - or_( - exists().where(table2.c.otherid=='foo'), - exists().where(table2.c.otherid=='bar') - ) - ]), - "SELECT (EXISTS (SELECT * FROM myothertable WHERE myothertable.otherid = :otherid_1)) "\ - "OR (EXISTS (SELECT * FROM myothertable WHERE myothertable.otherid = :otherid_2)) AS anon_1" - ) - - - def test_where_subquery(self): - s = select([addresses.c.street], addresses.c.user_id==users.c.user_id, correlate=True).alias('s') - self.assert_compile( - select([users, s.c.street], from_obj=s), - """SELECT users.user_id, users.user_name, users.password, s.street FROM users, (SELECT addresses.street AS street FROM addresses WHERE addresses.user_id = users.user_id) AS s""") - - self.assert_compile( - table1.select(table1.c.myid == select([table1.c.myid], table1.c.name=='jack')), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = (SELECT mytable.myid FROM mytable WHERE mytable.name = :name_1)" - ) - - self.assert_compile( - table1.select(table1.c.myid == select([table2.c.otherid], table1.c.name == table2.c.othername)), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = (SELECT myothertable.otherid FROM myothertable WHERE mytable.name = myothertable.othername)" - ) - - self.assert_compile( - table1.select(exists([1], table2.c.otherid == table1.c.myid)), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE EXISTS (SELECT 1 FROM myothertable WHERE myothertable.otherid = mytable.myid)" - ) - - - talias = table1.alias('ta') - s = subquery('sq2', [talias], exists([1], table2.c.otherid == talias.c.myid)) - self.assert_compile( - select([s, table1]) - ,"SELECT sq2.myid, sq2.name, sq2.description, mytable.myid, mytable.name, mytable.description FROM (SELECT ta.myid AS myid, ta.name AS name, ta.description AS description FROM mytable AS ta WHERE EXISTS (SELECT 1 FROM myothertable WHERE myothertable.otherid = ta.myid)) AS sq2, mytable") - - s = select([addresses.c.street], addresses.c.user_id==users.c.user_id, correlate=True).alias('s') - self.assert_compile( - select([users, s.c.street], from_obj=s), - """SELECT users.user_id, users.user_name, users.password, s.street FROM users, (SELECT addresses.street AS street FROM addresses WHERE addresses.user_id = users.user_id) AS s""") - - # test constructing the outer query via append_column(), which occurs in the ORM's Query object - s = select([], exists([1], table2.c.otherid==table1.c.myid), from_obj=table1) - s.append_column(table1) - self.assert_compile( - s, - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE EXISTS (SELECT 1 FROM myothertable WHERE myothertable.otherid = mytable.myid)" - ) - - - def test_orderby_subquery(self): - self.assert_compile( - table1.select(order_by=[select([table2.c.otherid], table1.c.myid==table2.c.otherid)]), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable ORDER BY (SELECT myothertable.otherid FROM myothertable WHERE mytable.myid = myothertable.otherid)" - ) - self.assert_compile( - table1.select(order_by=[desc(select([table2.c.otherid], table1.c.myid==table2.c.otherid))]), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable ORDER BY (SELECT myothertable.otherid FROM myothertable WHERE mytable.myid = myothertable.otherid) DESC" - ) - - @testing.uses_deprecated('scalar option') - def test_scalar_select(self): - try: - s = select([table1.c.myid, table1.c.name]).as_scalar() - assert False - except exc.InvalidRequestError, err: - assert str(err) == "Scalar select can only be created from a Select object that has exactly one column expression.", str(err) - - try: - # generic function which will look at the type of expression - func.coalesce(select([table1.c.myid])) - assert False - except exc.InvalidRequestError, err: - assert str(err) == "Select objects don't have a type. Call as_scalar() on this Select object to return a 'scalar' version of this Select.", str(err) - - s = select([table1.c.myid], scalar=True, correlate=False) - self.assert_compile(select([table1, s]), "SELECT mytable.myid, mytable.name, mytable.description, (SELECT mytable.myid FROM mytable) AS anon_1 FROM mytable") - - s = select([table1.c.myid], scalar=True) - self.assert_compile(select([table2, s]), "SELECT myothertable.otherid, myothertable.othername, (SELECT mytable.myid FROM mytable) AS anon_1 FROM myothertable") - - s = select([table1.c.myid]).correlate(None).as_scalar() - self.assert_compile(select([table1, s]), "SELECT mytable.myid, mytable.name, mytable.description, (SELECT mytable.myid FROM mytable) AS anon_1 FROM mytable") - - # test that aliases use as_scalar() when used in an explicitly scalar context - s = select([table1.c.myid]).alias() - self.assert_compile(select([table1.c.myid]).where(table1.c.myid==s), "SELECT mytable.myid FROM mytable WHERE mytable.myid = (SELECT mytable.myid FROM mytable)") - self.assert_compile(select([table1.c.myid]).where(s > table1.c.myid), "SELECT mytable.myid FROM mytable WHERE mytable.myid < (SELECT mytable.myid FROM mytable)") - - - s = select([table1.c.myid]).as_scalar() - self.assert_compile(select([table2, s]), "SELECT myothertable.otherid, myothertable.othername, (SELECT mytable.myid FROM mytable) AS anon_1 FROM myothertable") - - # test expressions against scalar selects - self.assert_compile(select([s - literal(8)]), "SELECT (SELECT mytable.myid FROM mytable) - :param_1 AS anon_1") - self.assert_compile(select([select([table1.c.name]).as_scalar() + literal('x')]), "SELECT (SELECT mytable.name FROM mytable) || :param_1 AS anon_1") - self.assert_compile(select([s > literal(8)]), "SELECT (SELECT mytable.myid FROM mytable) > :param_1 AS anon_1") - - self.assert_compile(select([select([table1.c.name]).label('foo')]), "SELECT (SELECT mytable.name FROM mytable) AS foo") - - # scalar selects should not have any attributes on their 'c' or 'columns' attribute - s = select([table1.c.myid]).as_scalar() - try: - s.c.foo - except exc.InvalidRequestError, err: - assert str(err) == 'Scalar Select expression has no columns; use this object directly within a column-level expression.' - - try: - s.columns.foo - except exc.InvalidRequestError, err: - assert str(err) == 'Scalar Select expression has no columns; use this object directly within a column-level expression.' - - zips = table('zips', - column('zipcode'), - column('latitude'), - column('longitude'), - ) - places = table('places', - column('id'), - column('nm') - ) - zip = '12345' - qlat = select([zips.c.latitude], zips.c.zipcode == zip).correlate(None).as_scalar() - qlng = select([zips.c.longitude], zips.c.zipcode == zip).correlate(None).as_scalar() - - q = select([places.c.id, places.c.nm, zips.c.zipcode, func.latlondist(qlat, qlng).label('dist')], - zips.c.zipcode==zip, - order_by = ['dist', places.c.nm] - ) - - self.assert_compile(q,"SELECT places.id, places.nm, zips.zipcode, latlondist((SELECT zips.latitude FROM zips WHERE " - "zips.zipcode = :zipcode_1), (SELECT zips.longitude FROM zips WHERE zips.zipcode = :zipcode_2)) AS dist " - "FROM places, zips WHERE zips.zipcode = :zipcode_3 ORDER BY dist, places.nm") - - zalias = zips.alias('main_zip') - qlat = select([zips.c.latitude], zips.c.zipcode == zalias.c.zipcode, scalar=True) - qlng = select([zips.c.longitude], zips.c.zipcode == zalias.c.zipcode, scalar=True) - q = select([places.c.id, places.c.nm, zalias.c.zipcode, func.latlondist(qlat, qlng).label('dist')], - order_by = ['dist', places.c.nm] - ) - self.assert_compile(q, "SELECT places.id, places.nm, main_zip.zipcode, latlondist((SELECT zips.latitude FROM zips WHERE zips.zipcode = main_zip.zipcode), (SELECT zips.longitude FROM zips WHERE zips.zipcode = main_zip.zipcode)) AS dist FROM places, zips AS main_zip ORDER BY dist, places.nm") - - a1 = table2.alias('t2alias') - s1 = select([a1.c.otherid], table1.c.myid==a1.c.otherid, scalar=True) - j1 = table1.join(table2, table1.c.myid==table2.c.otherid) - s2 = select([table1, s1], from_obj=j1) - self.assert_compile(s2, "SELECT mytable.myid, mytable.name, mytable.description, (SELECT t2alias.otherid FROM myothertable AS t2alias WHERE mytable.myid = t2alias.otherid) AS anon_1 FROM mytable JOIN myothertable ON mytable.myid = myothertable.otherid") - - def test_label_comparison(self): - x = func.lala(table1.c.myid).label('foo') - self.assert_compile(select([x], x==5), "SELECT lala(mytable.myid) AS foo FROM mytable WHERE lala(mytable.myid) = :param_1") - - self.assert_compile(label('bar', column('foo', type_=String)) + "foo", "foo || :param_1") - - - def test_conjunctions(self): - a, b, c = 'a', 'b', 'c' - x = and_(a, b, c) - assert isinstance(x.type, Boolean) - assert str(x) == 'a AND b AND c' - self.assert_compile( - select([x.label('foo')]), - 'SELECT a AND b AND c AS foo' - ) - - self.assert_compile( - and_(table1.c.myid == 12, table1.c.name=='asdf', table2.c.othername == 'foo', "sysdate() = today()"), - "mytable.myid = :myid_1 AND mytable.name = :name_1 "\ - "AND myothertable.othername = :othername_1 AND sysdate() = today()" - ) - - self.assert_compile( - and_( - table1.c.myid == 12, - or_(table2.c.othername=='asdf', table2.c.othername == 'foo', table2.c.otherid == 9), - "sysdate() = today()", - ), - "mytable.myid = :myid_1 AND (myothertable.othername = :othername_1 OR "\ - "myothertable.othername = :othername_2 OR myothertable.otherid = :otherid_1) AND sysdate() = today()", - checkparams = {'othername_1': 'asdf', 'othername_2':'foo', 'otherid_1': 9, 'myid_1': 12} - ) - - - def test_distinct(self): - self.assert_compile( - select([table1.c.myid.distinct()]), "SELECT DISTINCT mytable.myid FROM mytable" - ) - - self.assert_compile( - select([distinct(table1.c.myid)]), "SELECT DISTINCT mytable.myid FROM mytable" - ) - - self.assert_compile( - select([table1.c.myid]).distinct(), "SELECT DISTINCT mytable.myid FROM mytable" - ) - - self.assert_compile( - select([func.count(table1.c.myid.distinct())]), "SELECT count(DISTINCT mytable.myid) AS count_1 FROM mytable" - ) - - self.assert_compile( - select([func.count(distinct(table1.c.myid))]), "SELECT count(DISTINCT mytable.myid) AS count_1 FROM mytable" - ) - - def test_operators(self): - for (py_op, sql_op) in ((operator.add, '+'), (operator.mul, '*'), - (operator.sub, '-'), (operator.div, '/'), - ): - for (lhs, rhs, res) in ( - (5, table1.c.myid, ':myid_1 %s mytable.myid'), - (5, literal(5), ':param_1 %s :param_2'), - (table1.c.myid, 'b', 'mytable.myid %s :myid_1'), - (table1.c.myid, literal(2.7), 'mytable.myid %s :param_1'), - (table1.c.myid, table1.c.myid, 'mytable.myid %s mytable.myid'), - (literal(5), 8, ':param_1 %s :param_2'), - (literal(6), table1.c.myid, ':param_1 %s mytable.myid'), - (literal(7), literal(5.5), ':param_1 %s :param_2'), - ): - self.assert_compile(py_op(lhs, rhs), res % sql_op) - - dt = datetime.datetime.today() - # exercise comparison operators - for (py_op, fwd_op, rev_op) in ((operator.lt, '<', '>'), - (operator.gt, '>', '<'), - (operator.eq, '=', '='), - (operator.ne, '!=', '!='), - (operator.le, '<=', '>='), - (operator.ge, '>=', '<=')): - for (lhs, rhs, l_sql, r_sql) in ( - ('a', table1.c.myid, ':myid_1', 'mytable.myid'), - ('a', literal('b'), ':param_2', ':param_1'), # note swap! - (table1.c.myid, 'b', 'mytable.myid', ':myid_1'), - (table1.c.myid, literal('b'), 'mytable.myid', ':param_1'), - (table1.c.myid, table1.c.myid, 'mytable.myid', 'mytable.myid'), - (literal('a'), 'b', ':param_1', ':param_2'), - (literal('a'), table1.c.myid, ':param_1', 'mytable.myid'), - (literal('a'), literal('b'), ':param_1', ':param_2'), - (dt, literal('b'), ':param_2', ':param_1'), - (literal('b'), dt, ':param_1', ':param_2'), - ): - - # the compiled clause should match either (e.g.): - # 'a' < 'b' -or- 'b' > 'a'. - compiled = str(py_op(lhs, rhs)) - fwd_sql = "%s %s %s" % (l_sql, fwd_op, r_sql) - rev_sql = "%s %s %s" % (r_sql, rev_op, l_sql) - - self.assert_(compiled == fwd_sql or compiled == rev_sql, - "\n'" + compiled + "'\n does not match\n'" + - fwd_sql + "'\n or\n'" + rev_sql + "'") - - self.assert_compile( - table1.select((table1.c.myid != 12) & ~(table1.c.name=='john')), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid != :myid_1 AND mytable.name != :name_1" - ) - - self.assert_compile( - table1.select((table1.c.myid != 12) & ~(table1.c.name.between('jack','john'))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid != :myid_1 AND "\ - "NOT (mytable.name BETWEEN :name_1 AND :name_2)" - ) - - self.assert_compile( - table1.select((table1.c.myid != 12) & ~and_(table1.c.name=='john', table1.c.name=='ed', table1.c.name=='fred')), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid != :myid_1 AND "\ - "NOT (mytable.name = :name_1 AND mytable.name = :name_2 AND mytable.name = :name_3)" - ) - - self.assert_compile( - table1.select((table1.c.myid != 12) & ~table1.c.name), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid != :myid_1 AND NOT mytable.name" - ) - - self.assert_compile( - literal("a") + literal("b") * literal("c"), ":param_1 || :param_2 * :param_3" - ) - - # test the op() function, also that its results are further usable in expressions - self.assert_compile( - table1.select(table1.c.myid.op('hoho')(12)==14), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE (mytable.myid hoho :myid_1) = :param_1" - ) - - # test that clauses can be pickled (operators need to be module-level, etc.) - clause = (table1.c.myid == 12) & table1.c.myid.between(15, 20) & table1.c.myid.like('hoho') - assert str(clause) == str(util.pickle.loads(util.pickle.dumps(clause))) - - - def test_like(self): - for expr, check, dialect in [ - (table1.c.myid.like('somstr'), "mytable.myid LIKE :myid_1", None), - (~table1.c.myid.like('somstr'), "mytable.myid NOT LIKE :myid_1", None), - (table1.c.myid.like('somstr', escape='\\'), "mytable.myid LIKE :myid_1 ESCAPE '\\'", None), - (~table1.c.myid.like('somstr', escape='\\'), "mytable.myid NOT LIKE :myid_1 ESCAPE '\\'", None), - (table1.c.myid.ilike('somstr', escape='\\'), "lower(mytable.myid) LIKE lower(:myid_1) ESCAPE '\\'", None), - (~table1.c.myid.ilike('somstr', escape='\\'), "lower(mytable.myid) NOT LIKE lower(:myid_1) ESCAPE '\\'", None), - (table1.c.myid.ilike('somstr', escape='\\'), "mytable.myid ILIKE %(myid_1)s ESCAPE '\\'", postgres.PGDialect()), - (~table1.c.myid.ilike('somstr', escape='\\'), "mytable.myid NOT ILIKE %(myid_1)s ESCAPE '\\'", postgres.PGDialect()), - (table1.c.name.ilike('%something%'), "lower(mytable.name) LIKE lower(:name_1)", None), - (table1.c.name.ilike('%something%'), "mytable.name ILIKE %(name_1)s", postgres.PGDialect()), - (~table1.c.name.ilike('%something%'), "lower(mytable.name) NOT LIKE lower(:name_1)", None), - (~table1.c.name.ilike('%something%'), "mytable.name NOT ILIKE %(name_1)s", postgres.PGDialect()), - ]: - self.assert_compile(expr, check, dialect=dialect) - - def test_match(self): - for expr, check, dialect in [ - (table1.c.myid.match('somstr'), "mytable.myid MATCH ?", sqlite.SQLiteDialect()), - (table1.c.myid.match('somstr'), "MATCH (mytable.myid) AGAINST (%s IN BOOLEAN MODE)", mysql.MySQLDialect()), - (table1.c.myid.match('somstr'), "CONTAINS (mytable.myid, :myid_1)", mssql.MSSQLDialect()), - (table1.c.myid.match('somstr'), "mytable.myid @@ to_tsquery(%(myid_1)s)", postgres.PGDialect()), - (table1.c.myid.match('somstr'), "CONTAINS (mytable.myid, :myid_1)", oracle.OracleDialect()), - ]: - self.assert_compile(expr, check, dialect=dialect) - - def test_composed_string_comparators(self): - self.assert_compile( - table1.c.name.contains('jo'), "mytable.name LIKE '%%' || :name_1 || '%%'" , checkparams = {'name_1': u'jo'}, - ) - self.assert_compile( - table1.c.name.contains('jo'), "mytable.name LIKE concat(concat('%%', %s), '%%')" , checkparams = {'name_1': u'jo'}, - dialect=mysql.dialect() - ) - self.assert_compile( - table1.c.name.contains('jo', escape='\\'), "mytable.name LIKE '%%' || :name_1 || '%%' ESCAPE '\\'" , checkparams = {'name_1': u'jo'}, - ) - self.assert_compile( table1.c.name.startswith('jo', escape='\\'), "mytable.name LIKE :name_1 || '%%' ESCAPE '\\'" ) - self.assert_compile( table1.c.name.endswith('jo', escape='\\'), "mytable.name LIKE '%%' || :name_1 ESCAPE '\\'" ) - self.assert_compile( table1.c.name.endswith('hn'), "mytable.name LIKE '%%' || :name_1", checkparams = {'name_1': u'hn'}, ) - self.assert_compile( - table1.c.name.endswith('hn'), "mytable.name LIKE concat('%%', %s)", - checkparams = {'name_1': u'hn'}, dialect=mysql.dialect() - ) - self.assert_compile( - table1.c.name.startswith(u"hi \xf6 \xf5"), "mytable.name LIKE :name_1 || '%%'", - checkparams = {'name_1': u'hi \xf6 \xf5'}, - ) - self.assert_compile(column('name').endswith(text("'foo'")), "name LIKE '%%' || 'foo'" ) - self.assert_compile(column('name').endswith(literal_column("'foo'")), "name LIKE '%%' || 'foo'" ) - self.assert_compile(column('name').startswith(text("'foo'")), "name LIKE 'foo' || '%%'" ) - self.assert_compile(column('name').startswith(text("'foo'")), "name LIKE concat('foo', '%%')", dialect=mysql.dialect()) - self.assert_compile(column('name').startswith(literal_column("'foo'")), "name LIKE 'foo' || '%%'" ) - self.assert_compile(column('name').startswith(literal_column("'foo'")), "name LIKE concat('foo', '%%')", dialect=mysql.dialect()) - - def test_multiple_col_binds(self): - self.assert_compile( - select(["*"], or_(table1.c.myid == 12, table1.c.myid=='asdf', table1.c.myid == 'foo')), - "SELECT * FROM mytable WHERE mytable.myid = :myid_1 OR mytable.myid = :myid_2 OR mytable.myid = :myid_3" - ) - - def test_orderby_groupby(self): - self.assert_compile( - table2.select(order_by = [table2.c.otherid, asc(table2.c.othername)]), - "SELECT myothertable.otherid, myothertable.othername FROM myothertable ORDER BY myothertable.otherid, myothertable.othername ASC" - ) - - self.assert_compile( - table2.select(order_by = [table2.c.otherid, table2.c.othername.desc()]), - "SELECT myothertable.otherid, myothertable.othername FROM myothertable ORDER BY myothertable.otherid, myothertable.othername DESC" - ) - - # generative order_by - self.assert_compile( - table2.select().order_by(table2.c.otherid).order_by(table2.c.othername.desc()), - "SELECT myothertable.otherid, myothertable.othername FROM myothertable ORDER BY myothertable.otherid, myothertable.othername DESC" - ) - - self.assert_compile( - table2.select().order_by(table2.c.otherid).order_by(table2.c.othername.desc()).order_by(None), - "SELECT myothertable.otherid, myothertable.othername FROM myothertable" - ) - - self.assert_compile( - select([table2.c.othername, func.count(table2.c.otherid)], group_by = [table2.c.othername]), - "SELECT myothertable.othername, count(myothertable.otherid) AS count_1 FROM myothertable GROUP BY myothertable.othername" - ) - - # generative group by - self.assert_compile( - select([table2.c.othername, func.count(table2.c.otherid)]).group_by(table2.c.othername), - "SELECT myothertable.othername, count(myothertable.otherid) AS count_1 FROM myothertable GROUP BY myothertable.othername" - ) - - self.assert_compile( - select([table2.c.othername, func.count(table2.c.otherid)]).group_by(table2.c.othername).group_by(None), - "SELECT myothertable.othername, count(myothertable.otherid) AS count_1 FROM myothertable" - ) - - self.assert_compile( - select([table2.c.othername, func.count(table2.c.otherid)], group_by = [table2.c.othername], order_by = [table2.c.othername]), - "SELECT myothertable.othername, count(myothertable.otherid) AS count_1 FROM myothertable GROUP BY myothertable.othername ORDER BY myothertable.othername" - ) - - def test_for_update(self): - self.assert_compile(table1.select(table1.c.myid==7, for_update=True), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = :myid_1 FOR UPDATE") - - self.assert_compile(table1.select(table1.c.myid==7, for_update="nowait"), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = :myid_1 FOR UPDATE") - - self.assert_compile(table1.select(table1.c.myid==7, for_update="nowait"), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = :myid_1 FOR UPDATE NOWAIT", dialect=oracle.dialect()) - - self.assert_compile(table1.select(table1.c.myid==7, for_update="read"), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = %s LOCK IN SHARE MODE", dialect=mysql.dialect()) - - self.assert_compile(table1.select(table1.c.myid==7, for_update=True), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = %s FOR UPDATE", dialect=mysql.dialect()) - - self.assert_compile(table1.select(table1.c.myid==7, for_update=True), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid = :myid_1 FOR UPDATE", dialect=oracle.dialect()) - - def test_alias(self): - # test the alias for a table1. column names stay the same, table name "changes" to "foo". - self.assert_compile( - select([table1.alias('foo')]) - ,"SELECT foo.myid, foo.name, foo.description FROM mytable AS foo") - - for dialect in (firebird.dialect(), oracle.dialect()): - self.assert_compile( - select([table1.alias('foo')]) - ,"SELECT foo.myid, foo.name, foo.description FROM mytable foo" - ,dialect=dialect) - - self.assert_compile( - select([table1.alias()]) - ,"SELECT mytable_1.myid, mytable_1.name, mytable_1.description FROM mytable AS mytable_1") - - # create a select for a join of two tables. use_labels means the column names will have - # labels tablename_columnname, which become the column keys accessible off the Selectable object. - # also, only use one column from the second table and all columns from the first table1. - q = select([table1, table2.c.otherid], table1.c.myid == table2.c.otherid, use_labels = True) - - # make an alias of the "selectable". column names stay the same (i.e. the labels), table name "changes" to "t2view". - a = alias(q, 't2view') - - # select from that alias, also using labels. two levels of labels should produce two underscores. - # also, reference the column "mytable_myid" off of the t2view alias. - self.assert_compile( - a.select(a.c.mytable_myid == 9, use_labels = True), - "SELECT t2view.mytable_myid AS t2view_mytable_myid, t2view.mytable_name AS t2view_mytable_name, \ -t2view.mytable_description AS t2view_mytable_description, t2view.myothertable_otherid AS t2view_myothertable_otherid FROM \ -(SELECT mytable.myid AS mytable_myid, mytable.name AS mytable_name, mytable.description AS mytable_description, \ -myothertable.otherid AS myothertable_otherid FROM mytable, myothertable \ -WHERE mytable.myid = myothertable.otherid) AS t2view WHERE t2view.mytable_myid = :mytable_myid_1" - ) - - - def test_prefixes(self): - self.assert_compile(table1.select().prefix_with("SQL_CALC_FOUND_ROWS").prefix_with("SQL_SOME_WEIRD_MYSQL_THING"), - "SELECT SQL_CALC_FOUND_ROWS SQL_SOME_WEIRD_MYSQL_THING mytable.myid, mytable.name, mytable.description FROM mytable" - ) - - def test_text(self): - self.assert_compile( - text("select * from foo where lala = bar") , - "select * from foo where lala = bar" - ) - - # test bytestring - self.assert_compile(select( - ["foobar(a)", "pk_foo_bar(syslaal)"], - "a = 12", - from_obj = ["foobar left outer join lala on foobar.foo = lala.foo"] - ), - "SELECT foobar(a), pk_foo_bar(syslaal) FROM foobar left outer join lala on foobar.foo = lala.foo WHERE a = 12") - - # test unicode - self.assert_compile(select( - [u"foobar(a)", u"pk_foo_bar(syslaal)"], - u"a = 12", - from_obj = [u"foobar left outer join lala on foobar.foo = lala.foo"] - ), - u"SELECT foobar(a), pk_foo_bar(syslaal) FROM foobar left outer join lala on foobar.foo = lala.foo WHERE a = 12") - - # test building a select query programmatically with text - s = select() - s.append_column("column1") - s.append_column("column2") - s.append_whereclause("column1=12") - s.append_whereclause("column2=19") - s = s.order_by("column1") - s.append_from("table1") - self.assert_compile(s, "SELECT column1, column2 FROM table1 WHERE column1=12 AND column2=19 ORDER BY column1") - - self.assert_compile( - select(["column1", "column2"], from_obj=table1).alias('somealias').select(), - "SELECT somealias.column1, somealias.column2 FROM (SELECT column1, column2 FROM mytable) AS somealias" - ) - - # test that use_labels doesnt interfere with literal columns - self.assert_compile( - select(["column1", "column2", table1.c.myid], from_obj=table1, use_labels=True), - "SELECT column1, column2, mytable.myid AS mytable_myid FROM mytable" - ) - - # test that use_labels doesnt interfere with literal columns that have textual labels - self.assert_compile( - select(["column1 AS foobar", "column2 AS hoho", table1.c.myid], from_obj=table1, use_labels=True), - "SELECT column1 AS foobar, column2 AS hoho, mytable.myid AS mytable_myid FROM mytable" - ) - - print "---------------------------------------------" - s1 = select(["column1 AS foobar", "column2 AS hoho", table1.c.myid], from_obj=[table1]) - print "---------------------------------------------" - # test that "auto-labeling of subquery columns" doesnt interfere with literal columns, - # exported columns dont get quoted - self.assert_compile( - select(["column1 AS foobar", "column2 AS hoho", table1.c.myid], from_obj=[table1]).select(), - "SELECT column1 AS foobar, column2 AS hoho, myid FROM (SELECT column1 AS foobar, column2 AS hoho, mytable.myid AS myid FROM mytable)" - ) - - self.assert_compile( - select(['col1','col2'], from_obj='tablename').alias('myalias'), - "SELECT col1, col2 FROM tablename" - ) - - def test_binds_in_text(self): - self.assert_compile( - text("select * from foo where lala=:bar and hoho=:whee", bindparams=[bindparam('bar', 4), bindparam('whee', 7)]), - "select * from foo where lala=:bar and hoho=:whee", - checkparams={'bar':4, 'whee': 7}, - ) - - self.assert_compile( - text("select * from foo where clock='05:06:07'"), - "select * from foo where clock='05:06:07'", - checkparams={}, - params={}, - ) - - dialect = postgres.dialect() - self.assert_compile( - text("select * from foo where lala=:bar and hoho=:whee", bindparams=[bindparam('bar',4), bindparam('whee',7)]), - "select * from foo where lala=%(bar)s and hoho=%(whee)s", - checkparams={'bar':4, 'whee': 7}, - dialect=dialect - ) - - # test escaping out text() params with a backslash - self.assert_compile( - text("select * from foo where clock='05:06:07' and mork='\:mindy'"), - "select * from foo where clock='05:06:07' and mork=':mindy'", - checkparams={}, - params={}, - dialect=dialect - ) - - dialect = sqlite.dialect() - self.assert_compile( - text("select * from foo where lala=:bar and hoho=:whee", bindparams=[bindparam('bar',4), bindparam('whee',7)]), - "select * from foo where lala=? and hoho=?", - checkparams={'bar':4, 'whee':7}, - dialect=dialect - ) - - self.assert_compile(select( - [table1, table2.c.otherid, "sysdate()", "foo, bar, lala"], - and_( - "foo.id = foofoo(lala)", - "datetime(foo) = Today", - table1.c.myid == table2.c.otherid, - ) - ), - "SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, sysdate(), foo, bar, lala \ -FROM mytable, myothertable WHERE foo.id = foofoo(lala) AND datetime(foo) = Today AND mytable.myid = myothertable.otherid") - - self.assert_compile(select( - [alias(table1, 't'), "foo.f"], - "foo.f = t.id", - from_obj = ["(select f from bar where lala=heyhey) foo"] - ), - "SELECT t.myid, t.name, t.description, foo.f FROM mytable AS t, (select f from bar where lala=heyhey) foo WHERE foo.f = t.id") - - # test Text embedded within select_from(), using binds - generate_series = text("generate_series(:x, :y, :z) as s(a)", bindparams=[bindparam('x'), bindparam('y'), bindparam('z')]) - - s =select([(func.current_date() + literal_column("s.a")).label("dates")]).select_from(generate_series) - self.assert_compile(s, "SELECT CURRENT_DATE + s.a AS dates FROM generate_series(:x, :y, :z) as s(a)", checkparams={'y': None, 'x': None, 'z': None}) - - self.assert_compile(s.params(x=5, y=6, z=7), "SELECT CURRENT_DATE + s.a AS dates FROM generate_series(:x, :y, :z) as s(a)", checkparams={'y': 6, 'x': 5, 'z': 7}) - - - def test_literal(self): - - self.assert_compile(select([literal('foo')]), "SELECT :param_1") - - self.assert_compile(select([literal("foo") + literal("bar")], from_obj=[table1]), - "SELECT :param_1 || :param_2 AS anon_1 FROM mytable") - - def test_calculated_columns(self): - value_tbl = table('values', - column('id', Integer), - column('val1', Float), - column('val2', Float), - ) - - self.assert_compile( - select([value_tbl.c.id, (value_tbl.c.val2 - - value_tbl.c.val1)/value_tbl.c.val1]), - "SELECT values.id, (values.val2 - values.val1) / values.val1 AS anon_1 FROM values" - ) - - self.assert_compile( - select([value_tbl.c.id], (value_tbl.c.val2 - - value_tbl.c.val1)/value_tbl.c.val1 > 2.0), - "SELECT values.id FROM values WHERE (values.val2 - values.val1) / values.val1 > :param_1" - ) - - self.assert_compile( - select([value_tbl.c.id], value_tbl.c.val1 / (value_tbl.c.val2 - value_tbl.c.val1) /value_tbl.c.val1 > 2.0), - "SELECT values.id FROM values WHERE values.val1 / (values.val2 - values.val1) / values.val1 > :param_1" - ) - - def test_collate(self): - for expr in (select([table1.c.name.collate('latin1_german2_ci')]), - select([collate(table1.c.name, 'latin1_german2_ci')])): - self.assert_compile( - expr, "SELECT mytable.name COLLATE latin1_german2_ci AS anon_1 FROM mytable") - - assert table1.c.name.collate('latin1_german2_ci').type is table1.c.name.type - - expr = select([table1.c.name.collate('latin1_german2_ci').label('k1')]).order_by('k1') - self.assert_compile(expr,"SELECT mytable.name COLLATE latin1_german2_ci AS k1 FROM mytable ORDER BY k1") - - expr = select([collate('foo', 'latin1_german2_ci').label('k1')]) - self.assert_compile(expr,"SELECT :param_1 COLLATE latin1_german2_ci AS k1") - - expr = select([table1.c.name.collate('latin1_german2_ci').like('%x%')]) - self.assert_compile(expr, - "SELECT mytable.name COLLATE latin1_german2_ci " - "LIKE :param_1 AS anon_1 FROM mytable") - - expr = select([table1.c.name.like(collate('%x%', 'latin1_german2_ci'))]) - self.assert_compile(expr, - "SELECT mytable.name " - "LIKE :param_1 COLLATE latin1_german2_ci AS anon_1 " - "FROM mytable") - - expr = select([table1.c.name.collate('col1').like( - collate('%x%', 'col2'))]) - self.assert_compile(expr, - "SELECT mytable.name COLLATE col1 " - "LIKE :param_1 COLLATE col2 AS anon_1 " - "FROM mytable") - - expr = select([func.concat('a', 'b').collate('latin1_german2_ci').label('x')]) - self.assert_compile(expr, - "SELECT concat(:param_1, :param_2) " - "COLLATE latin1_german2_ci AS x") - - - expr = select([table1.c.name]).order_by(table1.c.name.collate('latin1_german2_ci')) - self.assert_compile(expr, "SELECT mytable.name FROM mytable ORDER BY mytable.name COLLATE latin1_german2_ci") - - def test_percent_chars(self): - t = table("table%name", - column("percent%"), - column("%(oneofthese)s"), - column("spaces % more spaces"), - ) - self.assert_compile( - t.select(use_labels=True), - '''SELECT "table%name"."percent%" AS "table%name_percent%", '''\ - '''"table%name"."%(oneofthese)s" AS "table%name_%(oneofthese)s", '''\ - '''"table%name"."spaces % more spaces" AS "table%name_spaces % more spaces" FROM "table%name"''' - ) - - - def test_joins(self): - self.assert_compile( - join(table2, table1, table1.c.myid == table2.c.otherid).select(), - "SELECT myothertable.otherid, myothertable.othername, mytable.myid, mytable.name, \ -mytable.description FROM myothertable JOIN mytable ON mytable.myid = myothertable.otherid" - ) - - self.assert_compile( - select( - [table1], - from_obj = [join(table1, table2, table1.c.myid == table2.c.otherid)] - ), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable JOIN myothertable ON mytable.myid = myothertable.otherid") - - self.assert_compile( - select( - [join(join(table1, table2, table1.c.myid == table2.c.otherid), table3, table1.c.myid == table3.c.userid)] - ), - "SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername, thirdtable.userid, thirdtable.otherstuff FROM mytable JOIN myothertable ON mytable.myid = myothertable.otherid JOIN thirdtable ON mytable.myid = thirdtable.userid" - ) - - self.assert_compile( - join(users, addresses, users.c.user_id==addresses.c.user_id).select(), - "SELECT users.user_id, users.user_name, users.password, addresses.address_id, addresses.user_id, addresses.street, addresses.city, addresses.state, addresses.zip FROM users JOIN addresses ON users.user_id = addresses.user_id" - ) - - self.assert_compile( - select([table1, table2, table3], - - from_obj = [join(table1, table2, table1.c.myid == table2.c.otherid).outerjoin(table3, table1.c.myid==table3.c.userid)] - - #from_obj = [outerjoin(join(table, table2, table1.c.myid == table2.c.otherid), table3, table1.c.myid==table3.c.userid)] - ) - ,"SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername, thirdtable.userid, thirdtable.otherstuff FROM mytable JOIN myothertable ON mytable.myid = myothertable.otherid LEFT OUTER JOIN thirdtable ON mytable.myid = thirdtable.userid" - ) - self.assert_compile( - select([table1, table2, table3], - from_obj = [outerjoin(table1, join(table2, table3, table2.c.otherid == table3.c.userid), table1.c.myid==table2.c.otherid)] - ) - ,"SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername, thirdtable.userid, thirdtable.otherstuff FROM mytable LEFT OUTER JOIN (myothertable JOIN thirdtable ON myothertable.otherid = thirdtable.userid) ON mytable.myid = myothertable.otherid" - ) - - query = select( - [table1, table2], - or_( - table1.c.name == 'fred', - table1.c.myid == 10, - table2.c.othername != 'jack', - "EXISTS (select yay from foo where boo = lar)" - ), - from_obj = [ outerjoin(table1, table2, table1.c.myid == table2.c.otherid) ] - ) - self.assert_compile(query, - "SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername \ -FROM mytable LEFT OUTER JOIN myothertable ON mytable.myid = myothertable.otherid \ -WHERE mytable.name = :name_1 OR mytable.myid = :myid_1 OR \ -myothertable.othername != :othername_1 OR \ -EXISTS (select yay from foo where boo = lar)", - ) - - def test_compound_selects(self): - try: - union(table3.select(), table1.select()) - except exc.ArgumentError, err: - assert str(err) == "All selectables passed to CompoundSelect must have identical numbers of columns; select #1 has 2 columns, select #2 has 3" - - x = union( - select([table1], table1.c.myid == 5), - select([table1], table1.c.myid == 12), - order_by = [table1.c.myid], - ) - - self.assert_compile(x, "SELECT mytable.myid, mytable.name, mytable.description \ -FROM mytable WHERE mytable.myid = :myid_1 UNION \ -SELECT mytable.myid, mytable.name, mytable.description \ -FROM mytable WHERE mytable.myid = :myid_2 ORDER BY mytable.myid") - - u1 = union( - select([table1.c.myid, table1.c.name]), - select([table2]), - select([table3]) - ) - self.assert_compile(u1, - "SELECT mytable.myid, mytable.name \ -FROM mytable UNION SELECT myothertable.otherid, myothertable.othername \ -FROM myothertable UNION SELECT thirdtable.userid, thirdtable.otherstuff FROM thirdtable") - - assert u1.corresponding_column(table2.c.otherid) is u1.c.myid - - # TODO - why is there an extra space before the LIMIT ? - self.assert_compile( - union( - select([table1.c.myid, table1.c.name]), - select([table2]), - order_by=['myid'], - offset=10, - limit=5 - ) - , "SELECT mytable.myid, mytable.name \ -FROM mytable UNION SELECT myothertable.otherid, myothertable.othername \ -FROM myothertable ORDER BY myid LIMIT 5 OFFSET 10" - ) - - self.assert_compile( - union( - select([table1.c.myid, table1.c.name, func.max(table1.c.description)], table1.c.name=='name2', group_by=[table1.c.myid, table1.c.name]), - table1.select(table1.c.name=='name1') - ) - , - "SELECT mytable.myid, mytable.name, max(mytable.description) AS max_1 FROM mytable \ -WHERE mytable.name = :name_1 GROUP BY mytable.myid, mytable.name UNION SELECT mytable.myid, mytable.name, mytable.description \ -FROM mytable WHERE mytable.name = :name_2" - ) - - self.assert_compile( - union( - select([literal(100).label('value')]), - select([literal(200).label('value')]) - ), - "SELECT :param_1 AS value UNION SELECT :param_2 AS value" - ) - - self.assert_compile( - union_all( - select([table1.c.myid]), - union( - select([table2.c.otherid]), - select([table3.c.userid]), - ) - ) - , - "SELECT mytable.myid FROM mytable UNION ALL (SELECT myothertable.otherid FROM myothertable UNION \ -SELECT thirdtable.userid FROM thirdtable)" - ) - # This doesn't need grouping, so don't group to not give sqlite unnecessarily hard time - self.assert_compile( - union( - except_( - select([table2.c.otherid]), - select([table3.c.userid]), - ), - select([table1.c.myid]) - ) - , - "SELECT myothertable.otherid FROM myothertable EXCEPT SELECT thirdtable.userid FROM thirdtable \ -UNION SELECT mytable.myid FROM mytable" - ) - - s = select([column('foo'), column('bar')]) - s = union(s, s) - s = union(s, s) - self.assert_compile(s, "SELECT foo, bar UNION SELECT foo, bar UNION (SELECT foo, bar UNION SELECT foo, bar)") - - s = select([column('foo'), column('bar')]) - # ORDER BY's even though not supported by all DB's, are rendered if requested - self.assert_compile(union(s.order_by("foo"), s.order_by("bar")), - "SELECT foo, bar ORDER BY foo UNION SELECT foo, bar ORDER BY bar" - ) - # self_group() is honored - self.assert_compile(union(s.order_by("foo").self_group(), s.order_by("bar").limit(10).self_group()), - "(SELECT foo, bar ORDER BY foo) UNION (SELECT foo, bar ORDER BY bar LIMIT 10)" - ) - - - @testing.uses_deprecated() - def test_binds(self): - for ( - stmt, - expected_named_stmt, - expected_positional_stmt, - expected_default_params_dict, - expected_default_params_list, - test_param_dict, - expected_test_params_dict, - expected_test_params_list - ) in [ - ( - select( - [table1, table2], - and_( - table1.c.myid == table2.c.otherid, - table1.c.name == bindparam('mytablename') - )), - """SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername FROM mytable, myothertable WHERE mytable.myid = myothertable.otherid AND mytable.name = :mytablename""", - """SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername FROM mytable, myothertable WHERE mytable.myid = myothertable.otherid AND mytable.name = ?""", - {'mytablename':None}, [None], - {'mytablename':5}, {'mytablename':5}, [5] - ), - ( - select([table1], or_(table1.c.myid==bindparam('myid'), table2.c.otherid==bindparam('myid'))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid OR myothertable.otherid = :myid", - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = ? OR myothertable.otherid = ?", - {'myid':None}, [None, None], - {'myid':5}, {'myid':5}, [5,5] - ), - ( - text("SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid OR myothertable.otherid = :myid"), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid OR myothertable.otherid = :myid", - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = ? OR myothertable.otherid = ?", - {'myid':None}, [None, None], - {'myid':5}, {'myid':5}, [5,5] - ), - ( - select([table1], or_(table1.c.myid==bindparam('myid', unique=True), table2.c.otherid==bindparam('myid', unique=True))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid_1 OR myothertable.otherid = :myid_2", - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = ? OR myothertable.otherid = ?", - {'myid_1':None, 'myid_2':None}, [None, None], - {'myid_1':5, 'myid_2': 6}, {'myid_1':5, 'myid_2':6}, [5,6] - ), - ( - bindparam('test', type_=String) + text("'hi'"), - ":test || 'hi'", - "? || 'hi'", - {'test':None}, [None], - {}, {'test':None}, [None] - ), - ( - select([table1], or_(table1.c.myid==bindparam('myid'), table2.c.otherid==bindparam('myotherid'))).params({'myid':8, 'myotherid':7}), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid OR myothertable.otherid = :myotherid", - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = ? OR myothertable.otherid = ?", - {'myid':8, 'myotherid':7}, [8, 7], - {'myid':5}, {'myid':5, 'myotherid':7}, [5,7] - ), - ( - select([table1], or_(table1.c.myid==bindparam('myid', value=7, unique=True), table2.c.otherid==bindparam('myid', value=8, unique=True))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = :myid_1 OR myothertable.otherid = :myid_2", - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable, myothertable WHERE mytable.myid = ? OR myothertable.otherid = ?", - {'myid_1':7, 'myid_2':8}, [7,8], - {'myid_1':5, 'myid_2':6}, {'myid_1':5, 'myid_2':6}, [5,6] - ), - ]: - - self.assert_compile(stmt, expected_named_stmt, params=expected_default_params_dict) - self.assert_compile(stmt, expected_positional_stmt, dialect=sqlite.dialect()) - nonpositional = stmt.compile() - positional = stmt.compile(dialect=sqlite.dialect()) - pp = positional.get_params() - assert [pp[k] for k in positional.positiontup] == expected_default_params_list - assert nonpositional.get_params(**test_param_dict) == expected_test_params_dict, "expected :%s got %s" % (str(expected_test_params_dict), str(nonpositional.get_params(**test_param_dict))) - pp = positional.get_params(**test_param_dict) - assert [pp[k] for k in positional.positiontup] == expected_test_params_list - - # check that params() doesnt modify original statement - s = select([table1], or_(table1.c.myid==bindparam('myid'), table2.c.otherid==bindparam('myotherid'))) - s2 = s.params({'myid':8, 'myotherid':7}) - s3 = s2.params({'myid':9}) - assert s.compile().params == {'myid':None, 'myotherid':None} - assert s2.compile().params == {'myid':8, 'myotherid':7} - assert s3.compile().params == {'myid':9, 'myotherid':7} - - # test using same 'unique' param object twice in one compile - s = select([table1.c.myid]).where(table1.c.myid==12).as_scalar() - s2 = select([table1, s], table1.c.myid==s) - self.assert_compile(s2, - "SELECT mytable.myid, mytable.name, mytable.description, (SELECT mytable.myid FROM mytable WHERE mytable.myid = "\ - ":myid_1) AS anon_1 FROM mytable WHERE mytable.myid = (SELECT mytable.myid FROM mytable WHERE mytable.myid = :myid_1)") - positional = s2.compile(dialect=sqlite.dialect()) - - pp = positional.get_params() - assert [pp[k] for k in positional.positiontup] == [12, 12] - - # check that conflicts with "unique" params are caught - s = select([table1], or_(table1.c.myid==7, table1.c.myid==bindparam('myid_1'))) - self.assertRaisesMessage(exc.CompileError, "conflicts with unique bind parameter of the same name", str, s) - - s = select([table1], or_(table1.c.myid==7, table1.c.myid==8, table1.c.myid==bindparam('myid_1'))) - self.assertRaisesMessage(exc.CompileError, "conflicts with unique bind parameter of the same name", str, s) - - def test_binds_no_hash_collision(self): - """test that construct_params doesn't corrupt dict due to hash collisions""" - - total_params = 100000 - - in_clause = [':in%d' % i for i in range(total_params)] - params = dict(('in%d' % i, i) for i in range(total_params)) - sql = 'text clause %s' % ', '.join(in_clause) - t = text(sql) - assert len(t.bindparams) == total_params - c = t.compile() - pp = c.construct_params(params) - assert len(set(pp)) == total_params - assert len(set(pp.values())) == total_params - - - def test_bind_as_col(self): - t = table('foo', column('id')) - - s = select([t, literal('lala').label('hoho')]) - self.assert_compile(s, "SELECT foo.id, :param_1 AS hoho FROM foo") - - assert [str(c) for c in s.c] == ["id", "hoho"] - - def test_in(self): - self.assert_compile(select([table1], table1.c.myid.in_(['a'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1)") - - self.assert_compile(select([table1], ~table1.c.myid.in_(['a'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid NOT IN (:myid_1)") - - self.assert_compile(select([table1], table1.c.myid.in_(['a', 'b'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, :myid_2)") - - self.assert_compile(select([table1], table1.c.myid.in_(iter(['a', 'b']))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, :myid_2)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a')])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a'), 'b'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1, :myid_1)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a'), literal('b')])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1, :param_2)") - - self.assert_compile(select([table1], table1.c.myid.in_(['a', literal('b')])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, :param_1)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal(1) + 'a'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1 + :param_2)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a') +'a', 'b'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1 || :param_2, :myid_1)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a') + literal('a'), literal('b')])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1 || :param_2, :param_3)") - - self.assert_compile(select([table1], table1.c.myid.in_([1, literal(3) + 4])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, :param_1 + :param_2)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a') < 'b'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1 < :param_2)") - - self.assert_compile(select([table1], table1.c.myid.in_([table1.c.myid])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (mytable.myid)") - - self.assert_compile(select([table1], table1.c.myid.in_(['a', table1.c.myid])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, mytable.myid)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a'), table1.c.myid])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1, mytable.myid)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal('a'), table1.c.myid +'a'])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1, mytable.myid + :myid_1)") - - self.assert_compile(select([table1], table1.c.myid.in_([literal(1), 'a' + table1.c.myid])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:param_1, :myid_1 + mytable.myid)") - - self.assert_compile(select([table1], table1.c.myid.in_([1, 2, 3])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (:myid_1, :myid_2, :myid_3)") - - self.assert_compile(select([table1], table1.c.myid.in_(select([table2.c.otherid]))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid IN (SELECT myothertable.otherid FROM myothertable)") - - self.assert_compile(select([table1], ~table1.c.myid.in_(select([table2.c.otherid]))), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid NOT IN (SELECT myothertable.otherid FROM myothertable)") - - self.assert_compile(select([table1], table1.c.myid.in_( - union( - select([table1.c.myid], table1.c.myid == 5), - select([table1.c.myid], table1.c.myid == 12), - ) - )), "SELECT mytable.myid, mytable.name, mytable.description FROM mytable \ -WHERE mytable.myid IN (\ -SELECT mytable.myid FROM mytable WHERE mytable.myid = :myid_1 \ -UNION SELECT mytable.myid FROM mytable WHERE mytable.myid = :myid_2)") - - # test that putting a select in an IN clause does not blow away its ORDER BY clause - self.assert_compile( - select([table1, table2], - table2.c.otherid.in_( - select([table2.c.otherid], order_by=[table2.c.othername], limit=10, correlate=False) - ), - from_obj=[table1.join(table2, table1.c.myid==table2.c.otherid)], order_by=[table1.c.myid] - ), - "SELECT mytable.myid, mytable.name, mytable.description, myothertable.otherid, myothertable.othername FROM mytable "\ - "JOIN myothertable ON mytable.myid = myothertable.otherid WHERE myothertable.otherid IN (SELECT myothertable.otherid "\ - "FROM myothertable ORDER BY myothertable.othername LIMIT 10) ORDER BY mytable.myid" - ) - - # test empty in clause - self.assert_compile(select([table1], table1.c.myid.in_([])), - "SELECT mytable.myid, mytable.name, mytable.description FROM mytable WHERE mytable.myid != mytable.myid") - - self.assert_compile( - select([table1.c.myid.in_(select([table2.c.otherid]))]), - "SELECT mytable.myid IN (SELECT myothertable.otherid FROM myothertable) AS anon_1 FROM mytable" - ) - self.assert_compile( - select([table1.c.myid.in_(select([table2.c.otherid]).as_scalar())]), - "SELECT mytable.myid IN (SELECT myothertable.otherid FROM myothertable) AS anon_1 FROM mytable" - ) - - def test_cast(self): - tbl = table('casttest', - column('id', Integer), - column('v1', Float), - column('v2', Float), - column('ts', TIMESTAMP), - ) - - def check_results(dialect, expected_results, literal): - self.assertEqual(len(expected_results), 5, 'Incorrect number of expected results') - self.assertEqual(str(cast(tbl.c.v1, Numeric).compile(dialect=dialect)), 'CAST(casttest.v1 AS %s)' %expected_results[0]) - self.assertEqual(str(cast(tbl.c.v1, Numeric(12, 9)).compile(dialect=dialect)), 'CAST(casttest.v1 AS %s)' %expected_results[1]) - self.assertEqual(str(cast(tbl.c.ts, Date).compile(dialect=dialect)), 'CAST(casttest.ts AS %s)' %expected_results[2]) - self.assertEqual(str(cast(1234, TEXT).compile(dialect=dialect)), 'CAST(%s AS %s)' %(literal, expected_results[3])) - self.assertEqual(str(cast('test', String(20)).compile(dialect=dialect)), 'CAST(%s AS %s)' %(literal, expected_results[4])) - # fixme: shoving all of this dialect-specific stuff in one test - # is now officialy completely ridiculous AND non-obviously omits - # coverage on other dialects. - sel = select([tbl, cast(tbl.c.v1, Numeric)]).compile(dialect=dialect) - if isinstance(dialect, type(mysql.dialect())): - self.assertEqual(str(sel), "SELECT casttest.id, casttest.v1, casttest.v2, casttest.ts, CAST(casttest.v1 AS DECIMAL(10, 2)) AS anon_1 \nFROM casttest") - else: - self.assertEqual(str(sel), "SELECT casttest.id, casttest.v1, casttest.v2, casttest.ts, CAST(casttest.v1 AS NUMERIC(10, 2)) AS anon_1 \nFROM casttest") - - # first test with Postgres engine - check_results(postgres.dialect(), ['NUMERIC(10, 2)', 'NUMERIC(12, 9)', 'DATE', 'TEXT', 'VARCHAR(20)'], '%(param_1)s') - - # then the Oracle engine - check_results(oracle.dialect(), ['NUMERIC(10, 2)', 'NUMERIC(12, 9)', 'DATE', 'CLOB', 'VARCHAR(20)'], ':param_1') - - # then the sqlite engine - check_results(sqlite.dialect(), ['NUMERIC(10, 2)', 'NUMERIC(12, 9)', 'DATE', 'TEXT', 'VARCHAR(20)'], '?') - - # then the MySQL engine - check_results(mysql.dialect(), ['DECIMAL(10, 2)', 'DECIMAL(12, 9)', 'DATE', 'CHAR', 'CHAR(20)'], '%s') - - self.assert_compile(cast(text('NULL'), Integer), "CAST(NULL AS INTEGER)", dialect=sqlite.dialect()) - self.assert_compile(cast(null(), Integer), "CAST(NULL AS INTEGER)", dialect=sqlite.dialect()) - self.assert_compile(cast(literal_column('NULL'), Integer), "CAST(NULL AS INTEGER)", dialect=sqlite.dialect()) - - def test_date_between(self): - import datetime - table = Table('dt', metadata, - Column('date', Date)) - self.assert_compile(table.select(table.c.date.between(datetime.date(2006,6,1), datetime.date(2006,6,5))), - "SELECT dt.date FROM dt WHERE dt.date BETWEEN :date_1 AND :date_2", checkparams={'date_1':datetime.date(2006,6,1), 'date_2':datetime.date(2006,6,5)}) - - self.assert_compile(table.select(sql.between(table.c.date, datetime.date(2006,6,1), datetime.date(2006,6,5))), - "SELECT dt.date FROM dt WHERE dt.date BETWEEN :param_1 AND :param_2", checkparams={'param_1':datetime.date(2006,6,1), 'param_2':datetime.date(2006,6,5)}) - - def test_operator_precedence(self): - table = Table('op', metadata, - Column('field', Integer)) - self.assert_compile(table.select((table.c.field == 5) == None), - "SELECT op.field FROM op WHERE (op.field = :field_1) IS NULL") - self.assert_compile(table.select((table.c.field + 5) == table.c.field), - "SELECT op.field FROM op WHERE op.field + :field_1 = op.field") - self.assert_compile(table.select((table.c.field + 5) * 6), - "SELECT op.field FROM op WHERE (op.field + :field_1) * :param_1") - self.assert_compile(table.select((table.c.field * 5) + 6), - "SELECT op.field FROM op WHERE op.field * :field_1 + :param_1") - self.assert_compile(table.select(5 + table.c.field.in_([5,6])), - "SELECT op.field FROM op WHERE :param_1 + (op.field IN (:field_1, :field_2))") - self.assert_compile(table.select((5 + table.c.field).in_([5,6])), - "SELECT op.field FROM op WHERE :field_1 + op.field IN (:param_1, :param_2)") - self.assert_compile(table.select(not_(and_(table.c.field == 5, table.c.field == 7))), - "SELECT op.field FROM op WHERE NOT (op.field = :field_1 AND op.field = :field_2)") - self.assert_compile(table.select(not_(table.c.field == 5)), - "SELECT op.field FROM op WHERE op.field != :field_1") - self.assert_compile(table.select(not_(table.c.field.between(5, 6))), - "SELECT op.field FROM op WHERE NOT (op.field BETWEEN :field_1 AND :field_2)") - self.assert_compile(table.select(not_(table.c.field) == 5), - "SELECT op.field FROM op WHERE (NOT op.field) = :param_1") - self.assert_compile(table.select((table.c.field == table.c.field).between(False, True)), - "SELECT op.field FROM op WHERE (op.field = op.field) BETWEEN :param_1 AND :param_2") - self.assert_compile(table.select(between((table.c.field == table.c.field), False, True)), - "SELECT op.field FROM op WHERE (op.field = op.field) BETWEEN :param_1 AND :param_2") - - def test_naming(self): - s1 = select([table1.c.myid, table1.c.myid.label('foobar'), func.hoho(table1.c.name), func.lala(table1.c.name).label('gg')]) - assert s1.c.keys() == ['myid', 'foobar', 'hoho(mytable.name)', 'gg'] - - from sqlalchemy.databases.sqlite import SLNumeric - meta = MetaData() - t1 = Table('mytable', meta, Column('col1', Integer)) - - for col, key, expr, label in ( - (table1.c.name, 'name', 'mytable.name', None), - (table1.c.myid==12, 'mytable.myid = :myid_1', 'mytable.myid = :myid_1', 'anon_1'), - (func.hoho(table1.c.myid), 'hoho(mytable.myid)', 'hoho(mytable.myid)', 'hoho_1'), - (cast(table1.c.name, SLNumeric), 'CAST(mytable.name AS NUMERIC(10, 2))', 'CAST(mytable.name AS NUMERIC(10, 2))', 'anon_1'), - (t1.c.col1, 'col1', 'mytable.col1', None), - (column('some wacky thing'), 'some wacky thing', '"some wacky thing"', '') - ): - s1 = select([col], from_obj=getattr(col, 'table', None) or table1) - assert s1.c.keys() == [key], s1.c.keys() - - if label: - self.assert_compile(s1, "SELECT %s AS %s FROM mytable" % (expr, label)) - else: - self.assert_compile(s1, "SELECT %s FROM mytable" % (expr,)) - - s1 = select([s1]) - if label: - self.assert_compile(s1, "SELECT %s FROM (SELECT %s AS %s FROM mytable)" % (label, expr, label)) - elif col.table is not None: - # sqlite rule labels subquery columns - self.assert_compile(s1, "SELECT %s FROM (SELECT %s AS %s FROM mytable)" % (key,expr, key)) - else: - self.assert_compile(s1, "SELECT %s FROM (SELECT %s FROM mytable)" % (expr,expr)) - -class CRUDTest(TestBase, AssertsCompiledSQL): - def test_insert(self): - # generic insert, will create bind params for all columns - self.assert_compile(insert(table1), "INSERT INTO mytable (myid, name, description) VALUES (:myid, :name, :description)") - - # insert with user-supplied bind params for specific columns, - # cols provided literally - self.assert_compile( - insert(table1, {table1.c.myid : bindparam('userid'), table1.c.name : bindparam('username')}), - "INSERT INTO mytable (myid, name) VALUES (:userid, :username)") - - # insert with user-supplied bind params for specific columns, cols - # provided as strings - self.assert_compile( - insert(table1, dict(myid = 3, name = 'jack')), - "INSERT INTO mytable (myid, name) VALUES (:myid, :name)" - ) - - # test with a tuple of params instead of named - self.assert_compile( - insert(table1, (3, 'jack', 'mydescription')), - "INSERT INTO mytable (myid, name, description) VALUES (:myid, :name, :description)", - checkparams = {'myid':3, 'name':'jack', 'description':'mydescription'} - ) - - self.assert_compile( - insert(table1, values={table1.c.myid : bindparam('userid')}).values({table1.c.name : bindparam('username')}), - "INSERT INTO mytable (myid, name) VALUES (:userid, :username)" - ) - - self.assert_compile(insert(table1, values=dict(myid=func.lala())), "INSERT INTO mytable (myid) VALUES (lala())") - - def test_inline_insert(self): - metadata = MetaData() - table = Table('sometable', metadata, - Column('id', Integer, primary_key=True), - Column('foo', Integer, default=func.foobar())) - self.assert_compile(table.insert(values={}, inline=True), "INSERT INTO sometable (foo) VALUES (foobar())") - self.assert_compile(table.insert(inline=True), "INSERT INTO sometable (foo) VALUES (foobar())", params={}) - - def test_update(self): - self.assert_compile(update(table1, table1.c.myid == 7), "UPDATE mytable SET name=:name WHERE mytable.myid = :myid_1", params = {table1.c.name:'fred'}) - self.assert_compile(table1.update().where(table1.c.myid==7).values({table1.c.myid:5}), "UPDATE mytable SET myid=:myid WHERE mytable.myid = :myid_1", checkparams={'myid':5, 'myid_1':7}) - self.assert_compile(update(table1, table1.c.myid == 7), "UPDATE mytable SET name=:name WHERE mytable.myid = :myid_1", params = {'name':'fred'}) - self.assert_compile(update(table1, values = {table1.c.name : table1.c.myid}), "UPDATE mytable SET name=mytable.myid") - self.assert_compile(update(table1, whereclause = table1.c.name == bindparam('crit'), values = {table1.c.name : 'hi'}), "UPDATE mytable SET name=:name WHERE mytable.name = :crit", params = {'crit' : 'notthere'}, checkparams={'crit':'notthere', 'name':'hi'}) - self.assert_compile(update(table1, table1.c.myid == 12, values = {table1.c.name : table1.c.myid}), "UPDATE mytable SET name=mytable.myid, description=:description WHERE mytable.myid = :myid_1", params = {'description':'test'}, checkparams={'description':'test', 'myid_1':12}) - self.assert_compile(update(table1, table1.c.myid == 12, values = {table1.c.myid : 9}), "UPDATE mytable SET myid=:myid, description=:description WHERE mytable.myid = :myid_1", params = {'myid_1': 12, 'myid': 9, 'description': 'test'}) - self.assert_compile(update(table1, table1.c.myid ==12), "UPDATE mytable SET myid=:myid WHERE mytable.myid = :myid_1", params={'myid':18}, checkparams={'myid':18, 'myid_1':12}) - s = table1.update(table1.c.myid == 12, values = {table1.c.name : 'lala'}) - c = s.compile(column_keys=['id', 'name']) - self.assert_compile(update(table1, table1.c.myid == 12, values = {table1.c.name : table1.c.myid}).values({table1.c.name:table1.c.name + 'foo'}), "UPDATE mytable SET name=(mytable.name || :name_1), description=:description WHERE mytable.myid = :myid_1", params = {'description':'test'}) - self.assert_(str(s) == str(c)) - - self.assert_compile(update(table1, - (table1.c.myid == func.hoho(4)) & - (table1.c.name == literal('foo') + table1.c.name + literal('lala')), - values = { - table1.c.name : table1.c.name + "lala", - table1.c.myid : func.do_stuff(table1.c.myid, literal('hoho')) - }), "UPDATE mytable SET myid=do_stuff(mytable.myid, :param_1), name=(mytable.name || :name_1) " - "WHERE mytable.myid = hoho(:hoho_1) AND mytable.name = :param_2 || mytable.name || :param_3") - - def test_correlated_update(self): - # test against a straight text subquery - u = update(table1, values = {table1.c.name : text("(select name from mytable where id=mytable.id)")}) - self.assert_compile(u, "UPDATE mytable SET name=(select name from mytable where id=mytable.id)") - - mt = table1.alias() - u = update(table1, values = {table1.c.name : select([mt.c.name], mt.c.myid==table1.c.myid)}) - self.assert_compile(u, "UPDATE mytable SET name=(SELECT mytable_1.name FROM mytable AS mytable_1 WHERE mytable_1.myid = mytable.myid)") - - # test against a regular constructed subquery - s = select([table2], table2.c.otherid == table1.c.myid) - u = update(table1, table1.c.name == 'jack', values = {table1.c.name : s}) - self.assert_compile(u, "UPDATE mytable SET name=(SELECT myothertable.otherid, myothertable.othername FROM myothertable WHERE myothertable.otherid = mytable.myid) WHERE mytable.name = :name_1") - - # test a non-correlated WHERE clause - s = select([table2.c.othername], table2.c.otherid == 7) - u = update(table1, table1.c.name==s) - self.assert_compile(u, "UPDATE mytable SET myid=:myid, name=:name, description=:description WHERE mytable.name = "\ - "(SELECT myothertable.othername FROM myothertable WHERE myothertable.otherid = :otherid_1)") - - # test one that is actually correlated... - s = select([table2.c.othername], table2.c.otherid == table1.c.myid) - u = table1.update(table1.c.name==s) - self.assert_compile(u, "UPDATE mytable SET myid=:myid, name=:name, description=:description WHERE mytable.name = "\ - "(SELECT myothertable.othername FROM myothertable WHERE myothertable.otherid = mytable.myid)") - - def test_delete(self): - self.assert_compile(delete(table1, table1.c.myid == 7), "DELETE FROM mytable WHERE mytable.myid = :myid_1") - self.assert_compile(table1.delete().where(table1.c.myid == 7), "DELETE FROM mytable WHERE mytable.myid = :myid_1") - self.assert_compile(table1.delete().where(table1.c.myid == 7).where(table1.c.name=='somename'), "DELETE FROM mytable WHERE mytable.myid = :myid_1 AND mytable.name = :name_1") - - def test_correlated_delete(self): - # test a non-correlated WHERE clause - s = select([table2.c.othername], table2.c.otherid == 7) - u = delete(table1, table1.c.name==s) - self.assert_compile(u, "DELETE FROM mytable WHERE mytable.name = "\ - "(SELECT myothertable.othername FROM myothertable WHERE myothertable.otherid = :otherid_1)") - - # test one that is actually correlated... - s = select([table2.c.othername], table2.c.otherid == table1.c.myid) - u = table1.delete(table1.c.name==s) - self.assert_compile(u, "DELETE FROM mytable WHERE mytable.name = (SELECT myothertable.othername FROM myothertable WHERE myothertable.otherid = mytable.myid)") - -class InlineDefaultTest(TestBase, AssertsCompiledSQL): - def test_insert(self): - m = MetaData() - foo = Table('foo', m, - Column('id', Integer)) - - t = Table('test', m, - Column('col1', Integer, default=func.foo(1)), - Column('col2', Integer, default=select([func.coalesce(func.max(foo.c.id))])), - ) - - self.assert_compile(t.insert(inline=True, values={}), "INSERT INTO test (col1, col2) VALUES (foo(:foo_1), (SELECT coalesce(max(foo.id)) AS coalesce_1 FROM foo))") - - def test_update(self): - m = MetaData() - foo = Table('foo', m, - Column('id', Integer)) - - t = Table('test', m, - Column('col1', Integer, onupdate=func.foo(1)), - Column('col2', Integer, onupdate=select([func.coalesce(func.max(foo.c.id))])), - Column('col3', String(30)) - ) - - self.assert_compile(t.update(inline=True, values={'col3':'foo'}), "UPDATE test SET col1=foo(:foo_1), col2=(SELECT coalesce(max(foo.id)) AS coalesce_1 FROM foo), col3=:col3") - -class SchemaTest(TestBase, AssertsCompiledSQL): - def test_select(self): - # these tests will fail with the MS-SQL compiler since it will alias schema-qualified tables - self.assert_compile(table4.select(), "SELECT remote_owner.remotetable.rem_id, remote_owner.remotetable.datatype_id, remote_owner.remotetable.value FROM remote_owner.remotetable") - self.assert_compile(table4.select(and_(table4.c.datatype_id==7, table4.c.value=='hi')), - "SELECT remote_owner.remotetable.rem_id, remote_owner.remotetable.datatype_id, remote_owner.remotetable.value FROM remote_owner.remotetable WHERE "\ - "remote_owner.remotetable.datatype_id = :datatype_id_1 AND remote_owner.remotetable.value = :value_1") - - s = table4.select(and_(table4.c.datatype_id==7, table4.c.value=='hi')) - s.use_labels = True - self.assert_compile(s, "SELECT remote_owner.remotetable.rem_id AS remote_owner_remotetable_rem_id, remote_owner.remotetable.datatype_id AS remote_owner_remotetable_datatype_id, remote_owner.remotetable.value "\ - "AS remote_owner_remotetable_value FROM remote_owner.remotetable WHERE "\ - "remote_owner.remotetable.datatype_id = :datatype_id_1 AND remote_owner.remotetable.value = :value_1") - - def test_alias(self): - a = alias(table4, 'remtable') - self.assert_compile(a.select(a.c.datatype_id==7), "SELECT remtable.rem_id, remtable.datatype_id, remtable.value FROM remote_owner.remotetable AS remtable "\ - "WHERE remtable.datatype_id = :datatype_id_1") - - def test_update(self): - self.assert_compile(table4.update(table4.c.value=='test', values={table4.c.datatype_id:12}), "UPDATE remote_owner.remotetable SET datatype_id=:datatype_id "\ - "WHERE remote_owner.remotetable.value = :value_1") - - def test_insert(self): - self.assert_compile(table4.insert(values=(2, 5, 'test')), "INSERT INTO remote_owner.remotetable (rem_id, datatype_id, value) VALUES "\ - "(:rem_id, :datatype_id, :value)") - -if __name__ == "__main__": - testenv.main() |