diff options
Diffstat (limited to 'absl/strings/cordz_test.cc')
| -rw-r--r-- | absl/strings/cordz_test.cc | 99 |
1 files changed, 72 insertions, 27 deletions
diff --git a/absl/strings/cordz_test.cc b/absl/strings/cordz_test.cc index 0e11f5c8..2b7d30b0 100644 --- a/absl/strings/cordz_test.cc +++ b/absl/strings/cordz_test.cc @@ -69,6 +69,7 @@ absl::string_view MakeString(TestCordSize size) { // Returns a cord with a sampled method of kAppendString. absl::Cord MakeAppendStringCord(TestCordSize size) { + CordzSamplingIntervalHelper always(1); absl::Cord cord; cord.Append(MakeString(size)); return cord; @@ -136,21 +137,21 @@ TEST_P(CordzStringTest, ConstructString) { } } -TEST(CordzTest, CopyConstruct) { +TEST(CordzTest, CopyConstructFromUnsampled) { CordzSamplingIntervalHelper sample_every{1}; Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); Cord cord(src); - EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorCord)); + EXPECT_THAT(GetCordzInfoForTesting(cord), Eq(nullptr)); } TEST(CordzTest, CopyConstructFromSampled) { - CordzSamplingIntervalHelper sample_every{1}; - Cord src(MakeString(TestCordSize::kLarge)); + CordzSamplingIntervalHelper sample_never{99999}; + Cord src = MakeAppendStringCord(TestCordSize::kLarge); Cord cord(src); ASSERT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorCord)); CordzStatistics stats = GetCordzInfoForTesting(cord)->GetCordzStatistics(); - EXPECT_THAT(stats.parent_method, Eq(Method::kConstructorString)); - EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(1)); + EXPECT_THAT(stats.parent_method, Eq(Method::kAppendString)); + EXPECT_THAT(stats.update_tracker.Value(Method::kAppendString), Eq(1)); } TEST(CordzTest, MoveConstruct) { @@ -160,12 +161,12 @@ TEST(CordzTest, MoveConstruct) { EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorString)); } -TEST_P(CordzUpdateTest, AssignCord) { +TEST_P(CordzUpdateTest, AssignUnsampledCord) { Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); + const CordzInfo* info = GetCordzInfoForTesting(cord()); cord() = src; - EXPECT_THAT(cord(), HasValidCordzInfoOf(Method::kAssignCord)); - CordzStatistics stats = GetCordzInfoForTesting(cord())->GetCordzStatistics(); - EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); + EXPECT_THAT(GetCordzInfoForTesting(cord()), Eq(nullptr)); + EXPECT_FALSE(CordzInfoIsListed(info)); } TEST_P(CordzUpdateTest, AssignSampledCord) { @@ -178,10 +179,22 @@ TEST_P(CordzUpdateTest, AssignSampledCord) { EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); } -TEST(CordzUpdateTest, AssignSampledCordToUnsampledCord) { - CordzSamplingIntervalHelper sample_every{1}; +TEST(CordzUpdateTest, AssignSampledCordToInlined) { + CordzSamplingIntervalHelper sample_never{99999}; + Cord cord; Cord src = MakeAppendStringCord(TestCordSize::kLarge); + cord = src; + ASSERT_THAT(cord, HasValidCordzInfoOf(Method::kAssignCord)); + CordzStatistics stats = GetCordzInfoForTesting(cord)->GetCordzStatistics(); + EXPECT_THAT(stats.parent_method, Eq(Method::kAppendString)); + EXPECT_THAT(stats.update_tracker.Value(Method::kAppendString), Eq(1)); + EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); +} + +TEST(CordzUpdateTest, AssignSampledCordToUnsampledCord) { + CordzSamplingIntervalHelper sample_never{99999}; Cord cord = UnsampledCord(MakeString(TestCordSize::kLarge)); + Cord src = MakeAppendStringCord(TestCordSize::kLarge); cord = src; ASSERT_THAT(cord, HasValidCordzInfoOf(Method::kAssignCord)); CordzStatistics stats = GetCordzInfoForTesting(cord)->GetCordzStatistics(); @@ -190,6 +203,26 @@ TEST(CordzUpdateTest, AssignSampledCordToUnsampledCord) { EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); } +TEST(CordzUpdateTest, AssignUnsampledCordToSampledCordWithoutSampling) { + CordzSamplingIntervalHelper sample_never{99999}; + Cord cord = MakeAppendStringCord(TestCordSize::kLarge); + const CordzInfo* info = GetCordzInfoForTesting(cord); + Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); + cord = src; + EXPECT_THAT(GetCordzInfoForTesting(cord), Eq(nullptr)); + EXPECT_FALSE(CordzInfoIsListed(info)); +} + +TEST(CordzUpdateTest, AssignUnsampledCordToSampledCordWithSampling) { + CordzSamplingIntervalHelper sample_every{1}; + Cord cord = MakeAppendStringCord(TestCordSize::kLarge); + const CordzInfo* info = GetCordzInfoForTesting(cord); + Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); + cord = src; + EXPECT_THAT(GetCordzInfoForTesting(cord), Eq(nullptr)); + EXPECT_FALSE(CordzInfoIsListed(info)); +} + TEST(CordzUpdateTest, AssignSampledCordToSampledCord) { CordzSamplingIntervalHelper sample_every{1}; Cord src = MakeAppendStringCord(TestCordSize::kLarge); @@ -202,7 +235,19 @@ TEST(CordzUpdateTest, AssignSampledCordToSampledCord) { EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); } -TEST(CordzTest, AssignInlinedCord) { +TEST(CordzUpdateTest, AssignUnsampledCordToSampledCord) { + CordzSamplingIntervalHelper sample_every{1}; + Cord src = MakeAppendStringCord(TestCordSize::kLarge); + Cord cord(MakeString(TestCordSize::kLarge)); + cord = src; + ASSERT_THAT(cord, HasValidCordzInfoOf(Method::kAssignCord)); + CordzStatistics stats = GetCordzInfoForTesting(cord)->GetCordzStatistics(); + EXPECT_THAT(stats.parent_method, Eq(Method::kAppendString)); + EXPECT_THAT(stats.update_tracker.Value(Method::kAppendString), Eq(1)); + EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(0)); +} + +TEST(CordzTest, AssignInlinedCordToSampledCord) { CordzSampleToken token; CordzSamplingIntervalHelper sample_every{1}; Cord cord(MakeString(TestCordSize::kLarge)); @@ -389,28 +434,28 @@ TEST(CordzTest, RemoveSuffix) { EXPECT_THAT(GetCordzInfoForTesting(cord), Eq(nullptr)); } -TEST(CordzTest, SubCord) { +TEST(CordzTest, SubCordFromUnsampledCord) { CordzSamplingIntervalHelper sample_every{1}; Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); Cord cord = src.Subcord(10, src.size() / 2); - EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kSubCord)); -} - -TEST(CordzTest, SmallSubCord) { - CordzSamplingIntervalHelper sample_every{1}; - Cord src = UnsampledCord(MakeString(TestCordSize::kLarge)); - Cord cord = src.Subcord(10, kMaxInline + 1); - EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kSubCord)); + EXPECT_THAT(GetCordzInfoForTesting(cord), Eq(nullptr)); } TEST(CordzTest, SubCordFromSampledCord) { - CordzSamplingIntervalHelper sample_every{1}; - Cord src(MakeString(TestCordSize::kLarge)); + CordzSamplingIntervalHelper sample_never{99999}; + Cord src = MakeAppendStringCord(TestCordSize::kLarge); Cord cord = src.Subcord(10, src.size() / 2); - EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kSubCord)); + ASSERT_THAT(cord, HasValidCordzInfoOf(Method::kSubCord)); CordzStatistics stats = GetCordzInfoForTesting(cord)->GetCordzStatistics(); - EXPECT_THAT(stats.parent_method, Eq(Method::kConstructorString)); - EXPECT_THAT(stats.update_tracker.Value(Method::kConstructorString), Eq(1)); + EXPECT_THAT(stats.parent_method, Eq(Method::kAppendString)); + EXPECT_THAT(stats.update_tracker.Value(Method::kAppendString), Eq(1)); +} + +TEST(CordzTest, SmallSubCord) { + CordzSamplingIntervalHelper sample_never{99999}; + Cord src = MakeAppendStringCord(TestCordSize::kLarge); + Cord cord = src.Subcord(10, kMaxInline + 1); + EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kSubCord)); } } // namespace |