third_party/WebKit/Tools/Scripts/webkitpy/tool/grammar_unittest.py

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import unittest

from webkitpy.tool import grammar


class GrammarTest(unittest.TestCase):

    def test_join_with_separators_zero(self):
        self.assertEqual(
            "",
            grammar.join_with_separators([]))

    def test_join_with_separators_one(self):
        self.assertEqual(
            "one",
            grammar.join_with_separators(["one"]))

    def test_join_with_separators_two(self):
        self.assertEqual(
            "one and two",
            grammar.join_with_separators(["one", "two"]))

    def test_join_with_separators_three(self):
        self.assertEqual(
            "one, two, and three",
            grammar.join_with_separators(["one", "two", "three"]))

    def test_pluralize_zero(self):
        self.assertEqual("0 tests", grammar.pluralize("test", 0))

    def test_pluralize_one(self):
        self.assertEqual("1 test", grammar.pluralize("test", 1))

    def test_pluralize_two(self):
        self.assertEqual("2 tests", grammar.pluralize("test", 2))

    def test_pluralize_two_ends_with_sh(self):
        self.assertEqual("2 crashes", grammar.pluralize("crash", 2))