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""" Test for bibparse grammar """
from os.path import join as pjoin, dirname
from pyparsing import ParseException
from btpyparse import Macro
import btpyparse as bp
from nose.tools import assert_true, assert_false, assert_equal, assert_raises
def test_names():
# 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
assert_equal(name_type.parseString('2t')[0], '2t')
else:
assert_raises(ParseException, name_type.parseString, '2t')
# All of the names cannot contain some characters
for char in bad_chars:
assert_raises(ParseException, name_type.parseString, char)
# standard strings all OK
assert_equal(name_type.parseString('simple_test')[0], 'simple_test')
# Test macro ref
mr = bp.macro_ref
# can't start with digit
assert_raises(ParseException, mr.parseString, '2t')
for char in bad_chars:
assert_raises(ParseException, mr.parseString, char)
assert_equal(mr.parseString('simple_test')[0].name, 'simple_test')
def test_numbers():
assert_equal(bp.number.parseString('1066')[0], '1066')
assert_equal(bp.number.parseString('0')[0], '0')
assert_raises(ParseException, bp.number.parseString, '-4')
assert_raises(ParseException, bp.number.parseString, '+4')
assert_raises(ParseException, bp.number.parseString, '.4')
# something point something leaves a trailing .4 unmatched
assert_equal(bp.number.parseString('0.4')[0], '0')
def test_parse_string():
# test string building blocks
assert_equal(bp.chars_no_quotecurly.parseString('x')[0], 'x')
assert_equal(bp.chars_no_quotecurly.parseString("a string")[0], 'a string')
assert_equal(bp.chars_no_quotecurly.parseString('a "string')[0], 'a ')
assert_equal(bp.chars_no_curly.parseString('x')[0], 'x')
assert_equal(bp.chars_no_curly.parseString("a string")[0], 'a string')
assert_equal(bp.chars_no_curly.parseString('a {string')[0], 'a ')
assert_equal(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):
assert_equal(obj.parseString('{}').asList(), [])
assert_equal(obj.parseString('{a "string}')[0], 'a "string')
assert_equal(obj.parseString('{a {nested} string}').asList(),
['a ', ['nested'], ' string'])
assert_equal(obj.parseString('{a {double {nested}} string}').asList(),
['a ', ['double ', ['nested']], ' string'])
for obj in (bp.quoted_string, bp.string, bp.field_value):
assert_equal(obj.parseString('""').asList(), [])
assert_equal(obj.parseString('"a string"')[0], 'a string')
assert_equal(obj.parseString('"a {nested} string"').asList(),
['a ', ['nested'], ' string'])
assert_equal(obj.parseString('"a {double {nested}} string"').asList(),
['a ', ['double ', ['nested']], ' string'])
# check macro def in string
assert_equal(bp.string.parseString('someascii')[0], Macro('someascii'))
assert_raises(ParseException, bp.string.parseString, '%#= validstring')
# check number in string
assert_equal(bp.string.parseString('1994')[0], '1994')
def test_parse_field():
# test field value - hashes included
fv = bp.field_value
# Macro
assert_equal(fv.parseString('aname')[0], Macro('aname'))
assert_equal(fv.parseString('ANAME')[0], Macro('aname'))
# String and macro
assert_equal(fv.parseString('aname # "some string"').asList(),
[Macro('aname'), 'some string'])
# Nested string
assert_equal(fv.parseString('aname # {some {string}}').asList(),
[Macro('aname'), 'some ', ['string']])
# String and number
assert_equal(fv.parseString('"a string" # 1994').asList(),
['a string', '1994'])
# String and number and macro
assert_equal(fv.parseString('"a string" # 1994 # a_macro').asList(),
['a string', '1994', Macro('a_macro')])
def test_comments():
res = bp.comment.parseString('@Comment{about something}')
assert_equal(res.asList(), ['comment', '{about something}'])
assert_equal(
bp.comment.parseString('@COMMENT{about something').asList(),
['comment', '{about something'])
assert_equal(
bp.comment.parseString('@comment(about something').asList(),
['comment', '(about something'])
assert_equal(
bp.comment.parseString('@COMment about something').asList(),
['comment', ' about something'])
assert_raises(ParseException, bp.comment.parseString,
'@commentabout something')
assert_raises(ParseException, bp.comment.parseString,
'@comment+about something')
assert_raises(ParseException, bp.comment.parseString,
'@comment"about something')
def test_preamble():
res = bp.preamble.parseString('@preamble{"about something"}')
assert_equal(res.asList(), ['preamble', 'about something'])
assert_equal(bp.preamble.parseString(
'@PREamble{{about something}}').asList(),
['preamble', 'about something'])
assert_equal(bp.preamble.parseString("""@PREamble{
{about something}
}""").asList(),
['preamble', 'about something'])
def test_macro():
res = bp.macro.parseString('@string{ANAME = "about something"}')
assert_equal(res.asList(), ['string', 'aname', 'about something'])
assert_equal(
bp.macro.parseString('@string{aname = {about something}}').asList(),
['string', 'aname', 'about something'])
def test_entry():
txt = """@some_entry{akey, aname = "about something",
another={something else}}"""
res = bp.entry.parseString(txt)
assert_equal(res.asList(),
['some_entry', 'akey',
['aname', 'about something'], ['another', 'something else']])
# Case conversion
txt = """@SOME_ENTRY{akey, ANAME = "about something",
another={something else}}"""
res = bp.entry.parseString(txt)
assert_equal(res.asList(),
['some_entry', 'akey',
['aname', 'about something'], ['another', 'something else']])
def test_bibfile():
txt = """@some_entry{akey, aname = "about something",
another={something else}}"""
res = bp.bibfile.parseString(txt)
assert_equal(res.asList(),
[['some_entry', 'akey',
['aname', 'about something'],
['another', 'something else']]])
def test_bib1():
# 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)
assert_equal(len(res), 3)
res2 = bp.parse_str(txt)
assert_equal(res.asList(), res2.asList())
res3 = [r.asList()[0] for r, start, end in bp.definitions.scanString(txt)]
assert_equal(res.asList(), res3)
if __name__ == '__main__':
import nose
nose.main()
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