# This file is part of lyx2lyx # Copyright (C) 2006 José Matos # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA " This modules tests the functions used to help parse lines." from parser_tools import * import unittest lines = r""" \begin_layout Standard The \begin_inset Quotes eld \end_inset \emph on Introduction \emph default \begin_inset Quotes erd \end_inset describes several things in addition to LyX's philosophy: most importantly, the format of all of the manuals. If you don't read it, you'll have a bear of a time navigating this manual. You might also be better served looking in one of the other manuals instead of this one. \begin_inset Quotes eld \end_inset \emph on Introduction \emph default \begin_inset Quotes erd \end_inset describes that, too. \end_layout """.splitlines() header = r"""\begin_header \origin unavailable \paperpagestyle default \output_changes false \html_math_output 0 \html_css_as_file 0 \html_be_strict fallse \end_header""".splitlines() newheader = r"""\begin_header \origin unavailable \paperpagestyle default \output_changes true \html_math_output 0 \html_css_as_file 1 \html_be_strict false \end_header""".splitlines() class TestParserTools(unittest.TestCase): def test_check_token(self): line = "\\begin_layout Standard" self.assertEqual(check_token(line, '\\begin_layout'), True) self.assertEqual(check_token(line, 'Standard'), False) def test_is_nonempty_line(self): self.assertEqual(is_nonempty_line(lines[0]), False) self.assertEqual(is_nonempty_line(lines[1]), True) self.assertEqual(is_nonempty_line(" "*5), False) def test_find_token(self): self.assertEqual(find_token(lines, '\\emph', 0), 7) # no line starts with "emph" (without backspace): self.assertEqual(find_token(lines, 'emph', 0), -1) # token on line[start] is found: self.assertEqual(find_token(lines, '\\emph', 7), 7) self.assertEqual(find_token(lines, '\\emph', 8), 9) # token on line[end] is not found: self.assertEqual(find_token(lines, '\\emph', 0, 7), -1) # `ignorews` looks for whitespace-separated tokens: self.assertEqual(find_token(lines, '\\emp', 0, ignorews=True), -1) self.assertEqual(find_token(lines, '\\emph',0, ignorews=True), 7) self.assertEqual(find_token(lines, '\\emph', 7, ignorews=True), 7) self.assertEqual(find_token(lines, '\\emph', 0, 7, True), -1) # only first token is found: self.assertEqual(find_token(lines, 'Quotes', 0), -1) self.assertEqual(find_token(lines, 'Quotes', 0, ignorews=True), -1) def test_find_tokens(self): tokens = ['\\emph', '\\end_inset'] self.assertEqual(find_tokens(lines, tokens, 0), 4) self.assertEqual(find_tokens(lines, tokens, 0, 4), -1) def test_find_substring(self): # Quotes is not a "token" (substring at the start of any line): self.assertEqual(find_token(lines, "Quotes", 0), -1) self.assertEqual(find_substring(lines, "Quotes", 0), 3) # return -1 on failure: self.assertEqual(find_substring(lines, "Qualen", 0), -1) def test_find_re(self): regexp_object = re.compile(r'\\begin.*Quote') # matching starts with line[start] (default: start=0) self.assertEqual(find_re(lines, regexp_object), 3) self.assertEqual(find_re(lines, regexp_object, start=3), 3) # matching ends one line *before* line[end]: self.assertEqual(find_re(lines, regexp_object, start=4), 11) self.assertEqual(find_re(lines, regexp_object, start=4, end=11), -1) def test_find_complete_lines(self): sublines = ["\\begin_inset Quotes eld", "\\end_inset"] # return index of first line of sublines: self.assertEqual(find_complete_lines(lines, sublines), 3) self.assertEqual(find_complete_lines(lines, ["\\end_inset"]), 4) # return -1 if sublines is not found: self.assertEqual(find_complete_lines(lines, ['x']), -1) # search includes line `start`: self.assertEqual(find_complete_lines(lines, sublines, 3), 3) self.assertEqual(find_complete_lines(lines, sublines, 4), 20) self.assertEqual(find_complete_lines(lines, sublines, 21), -1) # serch excludes line `end` self.assertEqual(find_complete_lines(lines, sublines, 4, 20), -1) # an empty list is always found self.assertEqual(find_complete_lines(lines, []), 0) def test_find_across_lines(self): # sub with at least 2 line-breaks (uses find_complete_lines): sub = "Quotes eld\n\\end_inset\n\n\n" self.assertEqual(find_across_lines(lines, sub), 3) # Return -1 if not found self.assertEqual(find_across_lines(lines, sub, 4), -1) self.assertEqual(find_across_lines(lines, sub, 0, 6), -1) sub = "Quotes eld\n\\end_inset\nx\n" self.assertEqual(find_across_lines(lines, sub), -1) sub = "Quotes X\n\\end_inset\n\n" self.assertEqual(find_across_lines(lines, sub), -1) sub = "Quotes eld\n\\end_insert\n\n" self.assertEqual(find_across_lines(lines, sub), -1) # sub with up to 1 line-break: sub = "Quotes eld\n\\end_inset" self.assertEqual(find_across_lines(lines, sub), 3) self.assertEqual(find_across_lines(lines, sub, 4), -1) self.assertEqual(find_across_lines(lines, sub, 0, 4), -1) self.assertEqual(find_across_lines(lines, sub, 4, 3), -1) sub = "Quotes X eld\n\\end_inset\n" self.assertEqual(find_across_lines(lines, sub), -1) sub = "Quotes eld\n\\end_insert\n" self.assertEqual(find_across_lines(lines, sub), -1) # sub without line-break sub = "end_" self.assertEqual(find_across_lines(lines, sub), 4) self.assertEqual(find_across_lines(lines, sub, 5), 12) self.assertEqual(find_across_lines(lines, sub, 0, 4), -1) self.assertEqual(find_across_lines(lines, sub, 2, 1), -1) self.assertEqual(find_across_lines(lines, "XXX"), -1) def test_get_value(self): self.assertEqual(get_value(lines, "\\begin_inset"), "Quotes eld") # TODO: do we want this: self.assertEqual(get_value(lines, "\\begin_inset Quotes"), "Quotes eld") # or only the part after "token": # self.assertEqual(get_value(lines, "\\begin_inset Quotes"), "eld") # return default if not found self.assertEqual(get_value(lines, "\\begin_insert", default=42), 42) # TODO: do we want this: self.assertEqual(get_value(lines, "\\end_inset", default=None), None) # or emtpy string if token is found but has no value: # self.assertEqual(get_value(lines, "\\end_inset", default=None), "") def test_get_bool_value(self): self.assertEqual(get_bool_value(header, "\\output_changes"), False) self.assertEqual(get_bool_value(newheader, "\\output_changes"), True) self.assertEqual(get_bool_value(header, "\\html_css_as_file"), False) self.assertEqual(get_bool_value(newheader, "\\html_css_as_file"), True) self.assertEqual(get_bool_value(header, "\\something"), None) self.assertEqual(get_bool_value(header, "\\output_changes", 4), None) def test_set_bool_value(self): # set to new value, return old value self.assertEqual(set_bool_value(header, "\\output_changes", True), False) self.assertEqual(set_bool_value(header, "\\html_css_as_file", True), False) # return default if misspelled: self.assertEqual(set_bool_value(header, "\\html_be_strict", False), None) # catch error and insert new setting: self.assertRaises(ValueError, set_bool_value, header, "\\something", 0) self.assertEqual(header, newheader) def test_del_complete_lines(self): l = lines[:] sublines = ["\\begin_inset Quotes eld", "\\end_inset"] # normal operation: remove the first occurence of sublines: self.assertEqual(del_complete_lines(l, sublines), True) self.assertEqual(l[3], "") self.assertEqual(len(l), len(lines)-len(sublines)) # special cases: l = lines[:] self.assertEqual(del_complete_lines(l, sublines, 21), False) self.assertEqual(l, lines) # deleting empty sublist returns success but does not change the list: self.assertEqual(del_complete_lines(l, [], 21), True) self.assertEqual(l, lines) def test_del_value(self): l = lines[:] self.assertEqual(del_value(l, "\\begin_inset"), "Quotes eld") self.assertEqual(del_value(l, "\\begin_inset Quotes"), "erd") # return default if not found self.assertEqual(del_value(l, "\\begin_insert", default=42), 42) self.assertEqual(del_value(l, "\\end_inset", default=None), "") if __name__ == '__main__': unittest.main()