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authorNed Batchelder <ned@nedbatchelder.com>2013-02-02 11:15:11 -0500
committerNed Batchelder <ned@nedbatchelder.com>2013-02-02 11:15:11 -0500
commitc19232a9d2be2bde30e446311f32e9dcdd5d4774 (patch)
treec2a9afb49cb74d9e041058c0275e1896dc0ecd0c /tests/test_parser.py
parentc359cea1408c410a4c770debeddf3aed0abd43fe (diff)
downloadpython-coveragepy-git-c19232a9d2be2bde30e446311f32e9dcdd5d4774.tar.gz
Move the test directory to tests to avoid conflicts with the stdlib test package.
--HG-- rename : test/__init__.py => tests/__init__.py rename : test/backtest.py => tests/backtest.py rename : test/backunittest.py => tests/backunittest.py rename : test/coveragetest.py => tests/coveragetest.py rename : test/covmodzip1.py => tests/covmodzip1.py rename : test/eggsrc/egg1/__init__.py => tests/eggsrc/egg1/__init__.py rename : test/eggsrc/egg1/egg1.py => tests/eggsrc/egg1/egg1.py rename : test/eggsrc/setup.py => tests/eggsrc/setup.py rename : test/farm/annotate/annotate_dir.py => tests/farm/annotate/annotate_dir.py rename : test/farm/annotate/gold/white.py,cover => tests/farm/annotate/gold/white.py,cover rename : test/farm/annotate/gold_anno_dir/a___init__.py,cover => tests/farm/annotate/gold_anno_dir/a___init__.py,cover rename : test/farm/annotate/gold_anno_dir/a_a.py,cover => tests/farm/annotate/gold_anno_dir/a_a.py,cover rename : test/farm/annotate/gold_anno_dir/b___init__.py,cover => tests/farm/annotate/gold_anno_dir/b___init__.py,cover rename : test/farm/annotate/gold_anno_dir/b_b.py,cover => tests/farm/annotate/gold_anno_dir/b_b.py,cover rename : test/farm/annotate/gold_anno_dir/multi.py,cover => tests/farm/annotate/gold_anno_dir/multi.py,cover rename : test/farm/annotate/gold_multi/a/__init__.py,cover => tests/farm/annotate/gold_multi/a/__init__.py,cover rename : test/farm/annotate/gold_multi/a/a.py,cover => tests/farm/annotate/gold_multi/a/a.py,cover rename : test/farm/annotate/gold_multi/b/__init__.py,cover => tests/farm/annotate/gold_multi/b/__init__.py,cover rename : test/farm/annotate/gold_multi/b/b.py,cover => tests/farm/annotate/gold_multi/b/b.py,cover rename : test/farm/annotate/gold_multi/multi.py,cover => tests/farm/annotate/gold_multi/multi.py,cover rename : test/farm/annotate/gold_v24/white.py,cover => tests/farm/annotate/gold_v24/white.py,cover rename : test/farm/annotate/run.py => tests/farm/annotate/run.py rename : test/farm/annotate/run_multi.py => tests/farm/annotate/run_multi.py rename : test/farm/annotate/src/a/__init__.py => tests/farm/annotate/src/a/__init__.py rename : test/farm/annotate/src/a/a.py => tests/farm/annotate/src/a/a.py rename : test/farm/annotate/src/b/__init__.py => tests/farm/annotate/src/b/__init__.py rename : test/farm/annotate/src/b/b.py => tests/farm/annotate/src/b/b.py rename : test/farm/annotate/src/multi.py => tests/farm/annotate/src/multi.py rename : test/farm/annotate/src/white.py => tests/farm/annotate/src/white.py rename : test/farm/html/gold_a/a.html => tests/farm/html/gold_a/a.html rename : test/farm/html/gold_a/index.html => tests/farm/html/gold_a/index.html rename : test/farm/html/gold_b_branch/b.html => tests/farm/html/gold_b_branch/b.html rename : test/farm/html/gold_b_branch/index.html => tests/farm/html/gold_b_branch/index.html rename : test/farm/html/gold_bom/bom.html => tests/farm/html/gold_bom/bom.html rename : test/farm/html/gold_bom/index.html => tests/farm/html/gold_bom/index.html rename : test/farm/html/gold_isolatin1/index.html => tests/farm/html/gold_isolatin1/index.html rename : test/farm/html/gold_isolatin1/isolatin1.html => tests/farm/html/gold_isolatin1/isolatin1.html rename : test/farm/html/gold_omit_1/index.html => tests/farm/html/gold_omit_1/index.html rename : test/farm/html/gold_omit_1/m1.html => tests/farm/html/gold_omit_1/m1.html rename : test/farm/html/gold_omit_1/m2.html => tests/farm/html/gold_omit_1/m2.html rename : test/farm/html/gold_omit_1/m3.html => tests/farm/html/gold_omit_1/m3.html rename : test/farm/html/gold_omit_1/main.html => tests/farm/html/gold_omit_1/main.html rename : test/farm/html/gold_omit_2/index.html => tests/farm/html/gold_omit_2/index.html rename : test/farm/html/gold_omit_2/m2.html => tests/farm/html/gold_omit_2/m2.html rename : test/farm/html/gold_omit_2/m3.html => tests/farm/html/gold_omit_2/m3.html rename : test/farm/html/gold_omit_2/main.html => tests/farm/html/gold_omit_2/main.html rename : test/farm/html/gold_omit_3/index.html => tests/farm/html/gold_omit_3/index.html rename : test/farm/html/gold_omit_3/m3.html => tests/farm/html/gold_omit_3/m3.html rename : test/farm/html/gold_omit_3/main.html => tests/farm/html/gold_omit_3/main.html rename : test/farm/html/gold_omit_4/index.html => tests/farm/html/gold_omit_4/index.html rename : test/farm/html/gold_omit_4/m1.html => tests/farm/html/gold_omit_4/m1.html rename : test/farm/html/gold_omit_4/m3.html => tests/farm/html/gold_omit_4/m3.html rename : test/farm/html/gold_omit_4/main.html => tests/farm/html/gold_omit_4/main.html rename : test/farm/html/gold_omit_5/index.html => tests/farm/html/gold_omit_5/index.html rename : test/farm/html/gold_omit_5/m1.html => tests/farm/html/gold_omit_5/m1.html rename : test/farm/html/gold_omit_5/main.html => tests/farm/html/gold_omit_5/main.html rename : test/farm/html/gold_other/blah_blah_other.html => tests/farm/html/gold_other/blah_blah_other.html rename : test/farm/html/gold_other/here.html => tests/farm/html/gold_other/here.html rename : test/farm/html/gold_other/index.html => tests/farm/html/gold_other/index.html rename : test/farm/html/gold_partial/index.html => tests/farm/html/gold_partial/index.html rename : test/farm/html/gold_partial/partial.html => tests/farm/html/gold_partial/partial.html rename : test/farm/html/gold_styled/a.html => tests/farm/html/gold_styled/a.html rename : test/farm/html/gold_styled/extra.css => tests/farm/html/gold_styled/extra.css rename : test/farm/html/gold_styled/index.html => tests/farm/html/gold_styled/index.html rename : test/farm/html/gold_styled/style.css => tests/farm/html/gold_styled/style.css rename : test/farm/html/gold_unicode/index.html => tests/farm/html/gold_unicode/index.html rename : test/farm/html/gold_unicode/unicode.html => tests/farm/html/gold_unicode/unicode.html rename : test/farm/html/gold_x_xml/coverage.xml => tests/farm/html/gold_x_xml/coverage.xml rename : test/farm/html/gold_y_xml_branch/coverage.xml => tests/farm/html/gold_y_xml_branch/coverage.xml rename : test/farm/html/othersrc/other.py => tests/farm/html/othersrc/other.py rename : test/farm/html/run_a.py => tests/farm/html/run_a.py rename : test/farm/html/run_a_xml_1.py => tests/farm/html/run_a_xml_1.py rename : test/farm/html/run_a_xml_2.py => tests/farm/html/run_a_xml_2.py rename : test/farm/html/run_b_branch.py => tests/farm/html/run_b_branch.py rename : test/farm/html/run_bom.py => tests/farm/html/run_bom.py rename : test/farm/html/run_isolatin1.py => tests/farm/html/run_isolatin1.py rename : test/farm/html/run_omit_1.py => tests/farm/html/run_omit_1.py rename : test/farm/html/run_omit_2.py => tests/farm/html/run_omit_2.py rename : test/farm/html/run_omit_3.py => tests/farm/html/run_omit_3.py rename : test/farm/html/run_omit_4.py => tests/farm/html/run_omit_4.py rename : test/farm/html/run_omit_5.py => tests/farm/html/run_omit_5.py rename : test/farm/html/run_other.py => tests/farm/html/run_other.py rename : test/farm/html/run_partial.py => tests/farm/html/run_partial.py rename : test/farm/html/run_styled.py => tests/farm/html/run_styled.py rename : test/farm/html/run_tabbed.py => tests/farm/html/run_tabbed.py rename : test/farm/html/run_unicode.py => tests/farm/html/run_unicode.py rename : test/farm/html/run_y_xml_branch.py => tests/farm/html/run_y_xml_branch.py rename : test/farm/html/src/a.py => tests/farm/html/src/a.py rename : test/farm/html/src/b.py => tests/farm/html/src/b.py rename : test/farm/html/src/bom.py => tests/farm/html/src/bom.py rename : test/farm/html/src/coverage.xml => tests/farm/html/src/coverage.xml rename : test/farm/html/src/extra.css => tests/farm/html/src/extra.css rename : test/farm/html/src/here.py => tests/farm/html/src/here.py rename : test/farm/html/src/isolatin1.py => tests/farm/html/src/isolatin1.py rename : test/farm/html/src/m1.py => tests/farm/html/src/m1.py rename : test/farm/html/src/m2.py => tests/farm/html/src/m2.py rename : test/farm/html/src/m3.py => tests/farm/html/src/m3.py rename : test/farm/html/src/main.py => tests/farm/html/src/main.py rename : test/farm/html/src/omit4.ini => tests/farm/html/src/omit4.ini rename : test/farm/html/src/omit5.ini => tests/farm/html/src/omit5.ini rename : test/farm/html/src/partial.py => tests/farm/html/src/partial.py rename : test/farm/html/src/run_a_xml_2.ini => tests/farm/html/src/run_a_xml_2.ini rename : test/farm/html/src/tabbed.py => tests/farm/html/src/tabbed.py rename : test/farm/html/src/unicode.py => tests/farm/html/src/unicode.py rename : test/farm/html/src/y.py => tests/farm/html/src/y.py rename : test/farm/run/run_chdir.py => tests/farm/run/run_chdir.py rename : test/farm/run/run_timid.py => tests/farm/run/run_timid.py rename : test/farm/run/run_xxx.py => tests/farm/run/run_xxx.py rename : test/farm/run/src/chdir.py => tests/farm/run/src/chdir.py rename : test/farm/run/src/showtrace.py => tests/farm/run/src/showtrace.py rename : test/farm/run/src/subdir/placeholder => tests/farm/run/src/subdir/placeholder rename : test/farm/run/src/xxx => tests/farm/run/src/xxx rename : test/js/index.html => tests/js/index.html rename : test/js/tests.js => tests/js/tests.js rename : test/modules/aa/__init__.py => tests/modules/aa/__init__.py rename : test/modules/aa/afile.odd.py => tests/modules/aa/afile.odd.py rename : test/modules/aa/afile.py => tests/modules/aa/afile.py rename : test/modules/aa/bb.odd/bfile.py => tests/modules/aa/bb.odd/bfile.py rename : test/modules/aa/bb/__init__.py => tests/modules/aa/bb/__init__.py rename : test/modules/aa/bb/bfile.odd.py => tests/modules/aa/bb/bfile.odd.py rename : test/modules/aa/bb/bfile.py => tests/modules/aa/bb/bfile.py rename : test/modules/aa/bb/cc/__init__.py => tests/modules/aa/bb/cc/__init__.py rename : test/modules/aa/bb/cc/cfile.py => tests/modules/aa/bb/cc/cfile.py rename : test/modules/aa/zfile.py => tests/modules/aa/zfile.py rename : test/modules/covmod1.py => tests/modules/covmod1.py rename : test/modules/pkg1/__init__.py => tests/modules/pkg1/__init__.py rename : test/modules/pkg1/__main__.py => tests/modules/pkg1/__main__.py rename : test/modules/pkg1/p1a.py => tests/modules/pkg1/p1a.py rename : test/modules/pkg1/p1b.py => tests/modules/pkg1/p1b.py rename : test/modules/pkg1/p1c.py => tests/modules/pkg1/p1c.py rename : test/modules/pkg1/runmod2.py => tests/modules/pkg1/runmod2.py rename : test/modules/pkg1/sub/__init__.py => tests/modules/pkg1/sub/__init__.py rename : test/modules/pkg1/sub/__main__.py => tests/modules/pkg1/sub/__main__.py rename : test/modules/pkg1/sub/ps1a.py => tests/modules/pkg1/sub/ps1a.py rename : test/modules/pkg1/sub/runmod3.py => tests/modules/pkg1/sub/runmod3.py rename : test/modules/pkg2/__init__.py => tests/modules/pkg2/__init__.py rename : test/modules/pkg2/p2a.py => tests/modules/pkg2/p2a.py rename : test/modules/pkg2/p2b.py => tests/modules/pkg2/p2b.py rename : test/modules/runmod1.py => tests/modules/runmod1.py rename : test/modules/usepkgs.py => tests/modules/usepkgs.py rename : test/moremodules/othermods/__init__.py => tests/moremodules/othermods/__init__.py rename : test/moremodules/othermods/othera.py => tests/moremodules/othermods/othera.py rename : test/moremodules/othermods/otherb.py => tests/moremodules/othermods/otherb.py rename : test/moremodules/othermods/sub/__init__.py => tests/moremodules/othermods/sub/__init__.py rename : test/moremodules/othermods/sub/osa.py => tests/moremodules/othermods/sub/osa.py rename : test/moremodules/othermods/sub/osb.py => tests/moremodules/othermods/sub/osb.py rename : test/osinfo.py => tests/osinfo.py rename : test/qunit/jquery.tmpl.min.js => tests/qunit/jquery.tmpl.min.js rename : test/qunit/qunit.css => tests/qunit/qunit.css rename : test/qunit/qunit.js => tests/qunit/qunit.js rename : test/stress_phystoken.tok => tests/stress_phystoken.tok rename : test/stress_phystoken_dos.tok => tests/stress_phystoken_dos.tok rename : test/test_api.py => tests/test_api.py rename : test/test_arcs.py => tests/test_arcs.py rename : test/test_cmdline.py => tests/test_cmdline.py rename : test/test_codeunit.py => tests/test_codeunit.py rename : test/test_config.py => tests/test_config.py rename : test/test_coverage.py => tests/test_coverage.py rename : test/test_data.py => tests/test_data.py rename : test/test_execfile.py => tests/test_execfile.py rename : test/test_farm.py => tests/test_farm.py rename : test/test_files.py => tests/test_files.py rename : test/test_html.py => tests/test_html.py rename : test/test_misc.py => tests/test_misc.py rename : test/test_oddball.py => tests/test_oddball.py rename : test/test_parser.py => tests/test_parser.py rename : test/test_phystokens.py => tests/test_phystokens.py rename : test/test_process.py => tests/test_process.py rename : test/test_results.py => tests/test_results.py rename : test/test_summary.py => tests/test_summary.py rename : test/test_templite.py => tests/test_templite.py rename : test/test_testing.py => tests/test_testing.py rename : test/test_xml.py => tests/test_xml.py rename : test/try_execfile.py => tests/try_execfile.py
Diffstat (limited to 'tests/test_parser.py')
-rw-r--r--tests/test_parser.py131
1 files changed, 131 insertions, 0 deletions
diff --git a/tests/test_parser.py b/tests/test_parser.py
new file mode 100644
index 00000000..6ccef206
--- /dev/null
+++ b/tests/test_parser.py
@@ -0,0 +1,131 @@
+"""Tests for Coverage.py's code parsing."""
+
+import textwrap
+from test.coveragetest import CoverageTest
+from coverage.parser import CodeParser
+
+
+class ParserTest(CoverageTest):
+ """Tests for Coverage.py's code parsing."""
+
+ run_in_temp_dir = False
+
+ def parse_source(self, text):
+ """Parse `text` as source, and return the `CodeParser` used."""
+ text = textwrap.dedent(text)
+ cp = CodeParser(text=text, exclude="nocover")
+ cp.parse_source()
+ return cp
+
+ def test_exit_counts(self):
+ cp = self.parse_source("""\
+ # check some basic branch counting
+ class Foo:
+ def foo(self, a):
+ if a:
+ return 5
+ else:
+ return 7
+
+ class Bar:
+ pass
+ """)
+ self.assertEqual(cp.exit_counts(), {
+ 2:1, 3:1, 4:2, 5:1, 7:1, 9:1, 10:1
+ })
+
+ def test_try_except(self):
+ cp = self.parse_source("""\
+ try:
+ a = 2
+ except ValueError:
+ a = 4
+ except ZeroDivideError:
+ a = 6
+ except:
+ a = 8
+ b = 9
+ """)
+ self.assertEqual(cp.exit_counts(), {
+ 1: 1, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1
+ })
+
+ def test_excluded_classes(self):
+ cp = self.parse_source("""\
+ class Foo:
+ def __init__(self):
+ pass
+
+ if 0: # nocover
+ class Bar:
+ pass
+ """)
+ self.assertEqual(cp.exit_counts(), {
+ 1:0, 2:1, 3:1
+ })
+
+ def test_missing_branch_to_excluded_code(self):
+ cp = self.parse_source("""\
+ if fooey:
+ a = 2
+ else: # nocover
+ a = 4
+ b = 5
+ """)
+ self.assertEqual(cp.exit_counts(), { 1:1, 2:1, 5:1 })
+ cp = self.parse_source("""\
+ def foo():
+ if fooey:
+ a = 3
+ else:
+ a = 5
+ b = 6
+ """)
+ self.assertEqual(cp.exit_counts(), { 1:1, 2:2, 3:1, 5:1, 6:1 })
+ cp = self.parse_source("""\
+ def foo():
+ if fooey:
+ a = 3
+ else: # nocover
+ a = 5
+ b = 6
+ """)
+ self.assertEqual(cp.exit_counts(), { 1:1, 2:1, 3:1, 6:1 })
+
+
+class ParserFileTest(CoverageTest):
+ """Tests for Coverage.py's code parsing from files."""
+
+ def parse_file(self, filename):
+ """Parse `text` as source, and return the `CodeParser` used."""
+ cp = CodeParser(filename=filename, exclude="nocover")
+ cp.parse_source()
+ return cp
+
+ def test_line_endings(self):
+ text = """\
+ # check some basic branch counting
+ class Foo:
+ def foo(self, a):
+ if a:
+ return 5
+ else:
+ return 7
+
+ class Bar:
+ pass
+ """
+ counts = { 2:1, 3:1, 4:2, 5:1, 7:1, 9:1, 10:1 }
+ name_endings = (("unix", "\n"), ("dos", "\r\n"), ("mac", "\r"))
+ for fname, newline in name_endings:
+ fname = fname + ".py"
+ self.make_file(fname, text, newline=newline)
+ cp = self.parse_file(fname)
+ self.assertEqual(cp.exit_counts(), counts)
+
+ def test_encoding(self):
+ self.make_file("encoded.py", """\
+ coverage = "\xe7\xf6v\xear\xe3g\xe9"
+ """)
+ cp = self.parse_file("encoded.py")
+ cp.exit_counts()