diff options
Diffstat (limited to 'third_party/py/gflags/gflags/flags_formatting_test.py')
| -rw-r--r-- | third_party/py/gflags/gflags/flags_formatting_test.py | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/third_party/py/gflags/gflags/flags_formatting_test.py b/third_party/py/gflags/gflags/flags_formatting_test.py deleted file mode 100644 index d2d585cb72..0000000000 --- a/third_party/py/gflags/gflags/flags_formatting_test.py +++ /dev/null @@ -1,201 +0,0 @@ -#!/usr/bin/env python -import unittest - -import gflags -import _helpers - -FLAGS = gflags.FLAGS - - -class FlagsUnitTest(unittest.TestCase): - """Flags formatting Unit Test.""" - - def testGetHelpWidth(self): - """Verify that GetHelpWidth() reflects _help_width.""" - default_help_width = _helpers._DEFAULT_HELP_WIDTH # Save. - self.assertEqual(80, _helpers._DEFAULT_HELP_WIDTH) - self.assertEqual(_helpers._DEFAULT_HELP_WIDTH, gflags.GetHelpWidth()) - _helpers._DEFAULT_HELP_WIDTH = 10 - self.assertEqual(_helpers._DEFAULT_HELP_WIDTH, gflags.GetHelpWidth()) - _helpers._DEFAULT_HELP_WIDTH = default_help_width # restore - - def testTextWrap(self): - """Test that wrapping works as expected. - - Also tests that it is using global gflags._help_width by default. - """ - default_help_width = _helpers._DEFAULT_HELP_WIDTH - _helpers._DEFAULT_HELP_WIDTH = 10 - - # Generate a string with length 40, no spaces - text = '' - expect = [] - for n in range(4): - line = str(n) - line += '123456789' - text += line - expect.append(line) - - # Verify we still break - wrapped = gflags.TextWrap(text).split('\n') - self.assertEqual(4, len(wrapped)) - self.assertEqual(expect, wrapped) - - wrapped = gflags.TextWrap(text, 80).split('\n') - self.assertEqual(1, len(wrapped)) - self.assertEqual([text], wrapped) - - # Normal case, breaking at word boundaries and rewriting new lines - input_value = 'a b c d e f g h' - expect = {1: ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'], - 2: ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'], - 3: ['a b', 'c d', 'e f', 'g h'], - 4: ['a b', 'c d', 'e f', 'g h'], - 5: ['a b c', 'd e f', 'g h'], - 6: ['a b c', 'd e f', 'g h'], - 7: ['a b c d', 'e f g h'], - 8: ['a b c d', 'e f g h'], - 9: ['a b c d e', 'f g h'], - 10: ['a b c d e', 'f g h'], - 11: ['a b c d e f', 'g h'], - 12: ['a b c d e f', 'g h'], - 13: ['a b c d e f g', 'h'], - 14: ['a b c d e f g', 'h'], - 15: ['a b c d e f g h']} - for width, exp in expect.items(): - self.assertEqual(exp, gflags.TextWrap(input_value, width).split('\n')) - - # We turn lines with only whitespace into empty lines - # We strip from the right up to the first new line - self.assertEqual('', gflags.TextWrap(' ')) - self.assertEqual('\n', gflags.TextWrap(' \n ')) - self.assertEqual('\n', gflags.TextWrap('\n\n')) - self.assertEqual('\n\n', gflags.TextWrap('\n\n\n')) - self.assertEqual('\n', gflags.TextWrap('\n ')) - self.assertEqual('a\n\nb', gflags.TextWrap('a\n \nb')) - self.assertEqual('a\n\n\nb', gflags.TextWrap('a\n \n \nb')) - self.assertEqual('a\nb', gflags.TextWrap(' a\nb ')) - self.assertEqual('\na\nb', gflags.TextWrap('\na\nb\n')) - self.assertEqual('\na\nb\n', gflags.TextWrap(' \na\nb\n ')) - self.assertEqual('\na\nb\n', gflags.TextWrap(' \na\nb\n\n')) - - # Double newline. - self.assertEqual('a\n\nb', gflags.TextWrap(' a\n\n b')) - - # We respect prefix - self.assertEqual(' a\n b\n c', gflags.TextWrap('a\nb\nc', 80, ' ')) - self.assertEqual('a\n b\n c', gflags.TextWrap('a\nb\nc', 80, ' ', '')) - - # tabs - self.assertEqual('a\n b c', - gflags.TextWrap('a\nb\tc', 80, ' ', '')) - self.assertEqual('a\n bb c', - gflags.TextWrap('a\nbb\tc', 80, ' ', '')) - self.assertEqual('a\n bbb c', - gflags.TextWrap('a\nbbb\tc', 80, ' ', '')) - self.assertEqual('a\n bbbb c', - gflags.TextWrap('a\nbbbb\tc', 80, ' ', '')) - self.assertEqual('a\n b\n c\n d', - gflags.TextWrap('a\nb\tc\td', 3, ' ', '')) - self.assertEqual('a\n b\n c\n d', - gflags.TextWrap('a\nb\tc\td', 4, ' ', '')) - self.assertEqual('a\n b\n c\n d', - gflags.TextWrap('a\nb\tc\td', 5, ' ', '')) - self.assertEqual('a\n b c\n d', - gflags.TextWrap('a\nb\tc\td', 6, ' ', '')) - self.assertEqual('a\n b c\n d', - gflags.TextWrap('a\nb\tc\td', 7, ' ', '')) - self.assertEqual('a\n b c\n d', - gflags.TextWrap('a\nb\tc\td', 8, ' ', '')) - self.assertEqual('a\n b c\n d', - gflags.TextWrap('a\nb\tc\td', 9, ' ', '')) - self.assertEqual('a\n b c d', - gflags.TextWrap('a\nb\tc\td', 10, ' ', '')) - - # multiple tabs - self.assertEqual('a c', - gflags.TextWrap('a\t\tc', 80, ' ', '')) - - _helpers._DEFAULT_HELP_WIDTH = default_help_width # restore - - def testDocToHelp(self): - self.assertEqual('', gflags.DocToHelp(' ')) - self.assertEqual('', gflags.DocToHelp(' \n ')) - self.assertEqual('a\n\nb', gflags.DocToHelp('a\n \nb')) - self.assertEqual('a\n\n\nb', gflags.DocToHelp('a\n \n \nb')) - self.assertEqual('a b', gflags.DocToHelp(' a\nb ')) - self.assertEqual('a b', gflags.DocToHelp('\na\nb\n')) - self.assertEqual('a\n\nb', gflags.DocToHelp('\na\n\nb\n')) - self.assertEqual('a b', gflags.DocToHelp(' \na\nb\n ')) - # Different first line, one line empty - erm double new line. - self.assertEqual('a b c\n\nd', gflags.DocToHelp('a\n b\n c\n\n d')) - self.assertEqual('a b\n c d', gflags.DocToHelp('a\n b\n \tc\n d')) - self.assertEqual('a b\n c\n d', - gflags.DocToHelp('a\n b\n \tc\n \td')) - - def testDocToHelp_FlagValues(self): - # !!!!!!!!!!!!!!!!!!!! - # The following doc string is taken as is directly from gflags.py:FlagValues - # The intention of this test is to verify 'live' performance - # !!!!!!!!!!!!!!!!!!!! - """Used as a registry for 'Flag' objects. - - A 'FlagValues' can then scan command line arguments, passing flag - arguments through to the 'Flag' objects that it owns. It also - provides easy access to the flag values. Typically only one - 'FlagValues' object is needed by an application: gflags.FLAGS - - This class is heavily overloaded: - - 'Flag' objects are registered via __setitem__: - FLAGS['longname'] = x # register a new flag - - The .value member of the registered 'Flag' objects can be accessed as - members of this 'FlagValues' object, through __getattr__. Both the - long and short name of the original 'Flag' objects can be used to - access its value: - FLAGS.longname # parsed flag value - FLAGS.x # parsed flag value (short name) - - Command line arguments are scanned and passed to the registered 'Flag' - objects through the __call__ method. Unparsed arguments, including - argv[0] (e.g. the program name) are returned. - argv = FLAGS(sys.argv) # scan command line arguments - - The original registered Flag objects can be retrieved through the use - """ - doc = gflags.DocToHelp(self.testDocToHelp_FlagValues.__doc__) - # Test the general outline of the converted docs - lines = doc.splitlines() - self.assertEqual(17, len(lines)) - empty_lines = [index for index in range(len(lines)) if not lines[index]] - self.assertEqual([1, 3, 5, 8, 12, 15], empty_lines) - # test that some starting prefix is kept - flags_lines = [index for index in range(len(lines)) - if lines[index].startswith(' FLAGS')] - self.assertEqual([7, 10, 11], flags_lines) - # but other, especially common space has been removed - space_lines = [index for index in range(len(lines)) - if lines[index] and lines[index][0].isspace()] - self.assertEqual([7, 10, 11, 14], space_lines) - # No right space was kept - rspace_lines = [index for index in range(len(lines)) - if lines[index] != lines[index].rstrip()] - self.assertEqual([], rspace_lines) - # test double spaces are kept - self.assertEqual(True, lines[2].endswith('application: gflags.FLAGS')) - - def testTextWrapRaisesOnExcessiveIndent(self): - """Ensure an indent longer than line length raises.""" - self.assertRaises(ValueError, - gflags.TextWrap, 'dummy', length=10, indent=' ' * 10) - - def testTextWrapRaisesOnExcessiveFirstLine(self): - """Ensure a first line indent longer than line length raises.""" - self.assertRaises( - ValueError, - gflags.TextWrap, 'dummy', length=80, firstline_indent=' ' * 80) - - -if __name__ == '__main__': - unittest.main() |