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Implements matcher SizeIs().

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zhanyong.wan
2013-03-01 01:50:17 +00:00
parent 83f6b08b5f
commit a31d9ce290
2 changed files with 123 additions and 0 deletions
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59
test/gmock-matchers_test.cc
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@@ -114,6 +114,7 @@ using testing::PolymorphicMatcher;
using testing::Property;
using testing::Ref;
using testing::ResultOf;
using testing::SizeIs;
using testing::StartsWith;
using testing::StrCaseEq;
using testing::StrCaseNe;
@@ -3637,6 +3638,64 @@ TEST(IsEmptyTest, ExplainsResult) {
EXPECT_EQ("whose size is 1", Explain(m, container));
}
TEST(SizeIsTest, ImplementsSizeIs) {
vector<int> container;
EXPECT_THAT(container, SizeIs(0));
EXPECT_THAT(container, Not(SizeIs(1)));
container.push_back(0);
EXPECT_THAT(container, Not(SizeIs(0)));
EXPECT_THAT(container, SizeIs(1));
container.push_back(0);
EXPECT_THAT(container, Not(SizeIs(0)));
EXPECT_THAT(container, SizeIs(2));
}
TEST(SizeIsTest, WorksWithMap) {
map<string, int> container;
EXPECT_THAT(container, SizeIs(0));
EXPECT_THAT(container, Not(SizeIs(1)));
container.insert(make_pair("foo", 1));
EXPECT_THAT(container, Not(SizeIs(0)));
EXPECT_THAT(container, SizeIs(1));
container.insert(make_pair("bar", 2));
EXPECT_THAT(container, Not(SizeIs(0)));
EXPECT_THAT(container, SizeIs(2));
}
TEST(SizeIsTest, WorksWithReferences) {
vector<int> container;
Matcher<const vector<int>&> m = SizeIs(1);
EXPECT_THAT(container, Not(m));
container.push_back(0);
EXPECT_THAT(container, m);
}
TEST(SizeIsTest, CanDescribeSelf) {
Matcher<vector<int> > m = SizeIs(2);
EXPECT_EQ("size is equal to 2", Describe(m));
EXPECT_EQ("size isn't equal to 2", DescribeNegation(m));
}
TEST(SizeIsTest, ExplainsResult) {
Matcher<vector<int> > m1 = SizeIs(2);
Matcher<vector<int> > m2 = SizeIs(Lt(2u));
Matcher<vector<int> > m3 = SizeIs(AnyOf(0, 3));
Matcher<vector<int> > m4 = SizeIs(GreaterThan(1));
vector<int> container;
EXPECT_EQ("whose size 0 doesn't match", Explain(m1, container));
EXPECT_EQ("whose size 0 matches", Explain(m2, container));
EXPECT_EQ("whose size 0 matches", Explain(m3, container));
EXPECT_EQ("whose size 0 doesn't match, which is 1 less than 1",
Explain(m4, container));
container.push_back(0);
container.push_back(0);
EXPECT_EQ("whose size 2 matches", Explain(m1, container));
EXPECT_EQ("whose size 2 doesn't match", Explain(m2, container));
EXPECT_EQ("whose size 2 doesn't match", Explain(m3, container));
EXPECT_EQ("whose size 2 matches, which is 1 more than 1",
Explain(m4, container));
}
#if GTEST_HAS_TYPED_TEST
// Tests ContainerEq with different container types, and
// different element types.