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""" Test for bibparse grammar """
import unittest
from pyparsing import ParseException
from .btpyparse import Macro
from . import btpyparse as bp
class TestBibparse(unittest.TestCase):
def test_names(self):
# check various types of names
# All names can contains alphas, but not some special chars
bad_chars = "\"#%'(),={}"
for name_type, dig1f in (
(bp.macro_def, False),
(bp.field_name, False),
(bp.entry_type, False),
(bp.cite_key, True),
):
if dig1f: # can start with digit
self.assertEqual("2t", name_type.parseString("2t")[0])
else:
self.assertRaises(ParseException, name_type.parseString, "2t")
# All of the names cannot contain some characters
for char in bad_chars:
self.assertRaises(ParseException, name_type.parseString, char)
# standard strings all OK
self.assertEqual("simple_test", name_type.parseString("simple_test")[0])
# Test macro ref
mr = bp.macro_ref
# can't start with digit
self.assertRaises(ParseException, mr.parseString, "2t")
for char in bad_chars:
self.assertRaises(ParseException, mr.parseString, char)
self.assertEqual("simple_test", mr.parseString("simple_test")[0].name)
def test_numbers(self):
self.assertEqual("1066", bp.number.parseString("1066")[0])
self.assertEqual("0", bp.number.parseString("0")[0])
self.assertRaises(ParseException, bp.number.parseString, "-4")
self.assertRaises(ParseException, bp.number.parseString, "+4")
self.assertRaises(ParseException, bp.number.parseString, ".4")
# something point something leaves a trailing .4 unmatched
self.assertEqual("0", bp.number.parseString("0.4")[0])
def test_parse_string(self):
# test string building blocks
self.assertEqual(bp.chars_no_quotecurly.parseString("x")[0], "x")
self.assertEqual(bp.chars_no_quotecurly.parseString("a string")[0], "a string")
self.assertEqual(bp.chars_no_quotecurly.parseString('a "string')[0], "a ")
self.assertEqual(bp.chars_no_curly.parseString("x")[0], "x")
self.assertEqual(bp.chars_no_curly.parseString("a string")[0], "a string")
self.assertEqual(bp.chars_no_curly.parseString("a {string")[0], "a ")
self.assertEqual(bp.chars_no_curly.parseString("a }string")[0], "a ")
# test more general strings together
for obj in (bp.curly_string, bp.string, bp.field_value):
self.assertEqual(obj.parseString("{}").asList(), [])
self.assertEqual(obj.parseString('{a "string}')[0], 'a "string')
self.assertEqual(
["a ", ["nested"], " string"],
obj.parseString("{a {nested} string}").asList(),
)
self.assertEqual(
["a ", ["double ", ["nested"]], " string"],
obj.parseString("{a {double {nested}} string}").asList(),
)
for obj in (bp.quoted_string, bp.string, bp.field_value):
self.assertEqual([], obj.parseString('""').asList())
self.assertEqual("a string", obj.parseString('"a string"')[0])
self.assertEqual(
["a ", ["nested"], " string"],
obj.parseString('"a {nested} string"').asList(),
)
self.assertEqual(
["a ", ["double ", ["nested"]], " string"],
obj.parseString('"a {double {nested}} string"').asList(),
)
# check macro def in string
self.assertEqual(Macro("someascii"), bp.string.parseString("someascii")[0])
self.assertRaises(ParseException, bp.string.parseString, "%#= validstring")
# check number in string
self.assertEqual(bp.string.parseString("1994")[0], "1994")
def test_parse_field(self):
# test field value - hashes included
fv = bp.field_value
# Macro
self.assertEqual(Macro("aname"), fv.parseString("aname")[0])
self.assertEqual(Macro("aname"), fv.parseString("ANAME")[0])
# String and macro
self.assertEqual(
[Macro("aname"), "some string"],
fv.parseString('aname # "some string"').asList(),
)
# Nested string
self.assertEqual(
[Macro("aname"), "some ", ["string"]],
fv.parseString("aname # {some {string}}").asList(),
)
# String and number
self.assertEqual(
["a string", "1994"], fv.parseString('"a string" # 1994').asList()
)
# String and number and macro
self.assertEqual(
["a string", "1994", Macro("a_macro")],
fv.parseString('"a string" # 1994 # a_macro').asList(),
)
def test_comments(self):
res = bp.comment.parseString("@Comment{about something}")
self.assertEqual(res.asList(), ["comment", "{about something}"])
self.assertEqual(
["comment", "{about something"],
bp.comment.parseString("@COMMENT{about something").asList(),
)
self.assertEqual(
["comment", "(about something"],
bp.comment.parseString("@comment(about something").asList(),
)
self.assertEqual(
["comment", " about something"],
bp.comment.parseString("@COMment about something").asList(),
)
self.assertRaises(
ParseException, bp.comment.parseString, "@commentabout something"
)
self.assertRaises(
ParseException, bp.comment.parseString, "@comment+about something"
)
self.assertRaises(
ParseException, bp.comment.parseString, '@comment"about something'
)
def test_preamble(self):
res = bp.preamble.parseString('@preamble{"about something"}')
self.assertEqual(res.asList(), ["preamble", "about something"])
self.assertEqual(
["preamble", "about something"],
bp.preamble.parseString("@PREamble{{about something}}").asList(),
)
self.assertEqual(
["preamble", "about something"],
bp.preamble.parseString(
"""@PREamble{
{about something}
}"""
).asList(),
)
def test_macro(self):
res = bp.macro.parseString('@string{ANAME = "about something"}')
self.assertEqual(res.asList(), ["string", "aname", "about something"])
self.assertEqual(
["string", "aname", "about something"],
bp.macro.parseString("@string{aname = {about something}}").asList(),
)
def test_entry(self):
txt = """@some_entry{akey, aname = "about something",
another={something else}}"""
res = bp.entry.parseString(txt)
self.assertEqual(
[
"some_entry",
"akey",
["aname", "about something"],
["another", "something else"],
],
res.asList(),
)
# Case conversion
txt = """@SOME_ENTRY{akey, ANAME = "about something",
another={something else}}"""
res = bp.entry.parseString(txt)
self.assertEqual(
[
"some_entry",
"akey",
["aname", "about something"],
["another", "something else"],
],
res.asList(),
)
def test_bibfile(self):
txt = """@some_entry{akey, aname = "about something",
another={something else}}"""
res = bp.bibfile.parseString(txt)
self.assertEqual(
[
[
"some_entry",
"akey",
["aname", "about something"],
["another", "something else"],
]
],
res.asList(),
)
def test_bib1(self):
# First pass whole bib-like tests
txt = """
Some introductory text
(implicit comment)
@ARTICLE{Brett2002marsbar,
author = {Matthew Brett and Jean-Luc Anton and Romain Valabregue and Jean-Baptise
Poline},
title = {{Region of interest analysis using an SPM toolbox}},
journal = {Neuroimage},
year = {2002},
volume = {16},
pages = {1140--1141},
number = {2}
}
@some_entry{akey, aname = "about something",
another={something else}}
"""
res = bp.bibfile.parseString(txt)
self.assertEqual(len(res), 3)
res2 = bp.parse_str(txt)
self.assertEqual(res.asList(), res2.asList())
res3 = [r.asList()[0] for r, start, end in bp.definitions.scanString(txt)]
self.assertEqual(res.asList(), res3)
if __name__ == "__main__":
unittest.main()
|
