michael@0: # This Source Code Form is subject to the terms of the Mozilla Public
michael@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0: 
michael@0: import unittest
michael@0: 
michael@0: from cuddlefish.property_parser import parse, MalformedLocaleFileError
michael@0: 
michael@0: class TestParser(unittest.TestCase):
michael@0: 
michael@0:     def test_parse(self):
michael@0:         lines = [
michael@0:           # Comments are striped only if `#` is the first non-space character
michael@0:           "sharp=#can be in value",
michael@0:           "# comment",
michael@0:           "#key=value",
michael@0:           "  # comment2",
michael@0: 
michael@0:           "keyWithNoValue=",
michael@0:           "valueWithSpaces=   ",
michael@0:           "valueWithMultilineSpaces=  \\",
michael@0:           "  \\",
michael@0:           "  ",
michael@0: 
michael@0:           # All spaces before/after are striped
michael@0:           " key = value ",
michael@0:           "key2=value2",
michael@0:           # Keys can contain '%'
michael@0:           "%s key=%s value",
michael@0: 
michael@0:           # Accept empty lines
michael@0:           "",
michael@0:           "   ",
michael@0: 
michael@0:           # Multiline string must use backslash at end of lines
michael@0:           "multi=line\\", "value",
michael@0:           # With multiline string, left spaces are stripped ...
michael@0:           "some= spaces\\", " are\\  ", " stripped ",
michael@0:           # ... but not right spaces, except the last line!
michael@0:           "but=not \\", "all of \\", " them ",
michael@0: 
michael@0:           # Explicit [other] plural definition
michael@0:           "explicitPlural[one] = one",
michael@0:           "explicitPlural[other] = other",
michael@0: 
michael@0:           # Implicit [other] plural definition
michael@0:           "implicitPlural[one] = one",
michael@0:           "implicitPlural = other", # This key is the [other] one
michael@0:         ]
michael@0:         # Ensure that all lines end with a `\n`
michael@0:         # And that strings are unicode ones (parser code relies on it)
michael@0:         lines = [unicode(l + "\n") for l in lines]
michael@0:         pairs = parse(lines)
michael@0:         expected = {
michael@0:           "sharp": "#can be in value",
michael@0: 
michael@0:           "key": "value",
michael@0:           "key2": "value2",
michael@0:           "%s key": "%s value",
michael@0: 
michael@0:           "keyWithNoValue": "",
michael@0:           "valueWithSpaces": "",
michael@0:           "valueWithMultilineSpaces": "",
michael@0: 
michael@0:           "multi": "linevalue",
michael@0:           "some": "spacesarestripped",
michael@0:           "but": "not all of them",
michael@0: 
michael@0:           "implicitPlural": {
michael@0:             "one": "one",
michael@0:             "other": "other"
michael@0:           },
michael@0:           "explicitPlural": {
michael@0:             "one": "one",
michael@0:             "other": "other"
michael@0:           },
michael@0:         }
michael@0:         self.assertEqual(pairs, expected)
michael@0: 
michael@0:     def test_exceptions(self):
michael@0:         self.failUnlessRaises(MalformedLocaleFileError, parse,
michael@0:                               ["invalid line with no key value"])
michael@0:         self.failUnlessRaises(MalformedLocaleFileError, parse,
michael@0:                               ["plural[one]=plural with no [other] value"])
michael@0:         self.failUnlessRaises(MalformedLocaleFileError, parse,
michael@0:                               ["multiline with no last empty line=\\"])
michael@0:         self.failUnlessRaises(MalformedLocaleFileError, parse,
michael@0:                               ["=no key"])
michael@0:         self.failUnlessRaises(MalformedLocaleFileError, parse,
michael@0:                               ["   =only spaces in key"])
michael@0: 
michael@0: if __name__ == "__main__":
michael@0:     unittest.main()