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Unified Diff: webrtc/base/numerics/percentile_filter_unittest.cc

Issue 2877023002: Move webrtc/{base => rtc_base} (Closed)
Patch Set: update presubmit.py and DEPS include rules Created 3 years, 6 months ago
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Index: webrtc/base/numerics/percentile_filter_unittest.cc
diff --git a/webrtc/base/numerics/percentile_filter_unittest.cc b/webrtc/base/numerics/percentile_filter_unittest.cc
deleted file mode 100644
index 23e63ecdec47cdd8f9d9b933a4b178b3237a9024..0000000000000000000000000000000000000000
--- a/webrtc/base/numerics/percentile_filter_unittest.cc
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <algorithm>
-#include <climits>
-
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/base/numerics/percentile_filter.h"
-#include "webrtc/test/gtest.h"
-
-namespace webrtc {
-
-class PercentileFilterTest : public ::testing::TestWithParam<float> {
- public:
- PercentileFilterTest() : filter_(GetParam()) {
- // Make sure the tests are deterministic by seeding with a constant.
- srand(42);
- }
-
- protected:
- PercentileFilter<int64_t> filter_;
-
- private:
- RTC_DISALLOW_COPY_AND_ASSIGN(PercentileFilterTest);
-};
-
-INSTANTIATE_TEST_CASE_P(PercentileFilterTests,
- PercentileFilterTest,
- ::testing::Values(0.0f, 0.1f, 0.5f, 0.9f, 1.0f));
-
-TEST(PercentileFilterTest, MinFilter) {
- PercentileFilter<int64_t> filter(0.0f);
- filter.Insert(4);
- EXPECT_EQ(4, filter.GetPercentileValue());
- filter.Insert(3);
- EXPECT_EQ(3, filter.GetPercentileValue());
-}
-
-TEST(PercentileFilterTest, MaxFilter) {
- PercentileFilter<int64_t> filter(1.0f);
- filter.Insert(3);
- EXPECT_EQ(3, filter.GetPercentileValue());
- filter.Insert(4);
- EXPECT_EQ(4, filter.GetPercentileValue());
-}
-
-TEST(PercentileFilterTest, MedianFilterDouble) {
- PercentileFilter<double> filter(0.5f);
- filter.Insert(2.71828);
- filter.Insert(3.14159);
- filter.Insert(1.41421);
- EXPECT_EQ(2.71828, filter.GetPercentileValue());
-}
-
-TEST(PercentileFilterTest, MedianFilterInt) {
- PercentileFilter<int> filter(0.5f);
- filter.Insert(INT_MIN);
- filter.Insert(1);
- filter.Insert(2);
- EXPECT_EQ(1, filter.GetPercentileValue());
- filter.Insert(INT_MAX);
- filter.Erase(INT_MIN);
- EXPECT_EQ(2, filter.GetPercentileValue());
-}
-
-TEST(PercentileFilterTest, MedianFilterUnsigned) {
- PercentileFilter<unsigned> filter(0.5f);
- filter.Insert(UINT_MAX);
- filter.Insert(2u);
- filter.Insert(1u);
- EXPECT_EQ(2u, filter.GetPercentileValue());
- filter.Insert(0u);
- filter.Erase(UINT_MAX);
- EXPECT_EQ(1u, filter.GetPercentileValue());
-}
-
-TEST_P(PercentileFilterTest, EmptyFilter) {
- EXPECT_EQ(0, filter_.GetPercentileValue());
- filter_.Insert(3);
- bool success = filter_.Erase(3);
- EXPECT_TRUE(success);
- EXPECT_EQ(0, filter_.GetPercentileValue());
-}
-
-TEST_P(PercentileFilterTest, EraseNonExistingElement) {
- bool success = filter_.Erase(3);
- EXPECT_FALSE(success);
- EXPECT_EQ(0, filter_.GetPercentileValue());
- filter_.Insert(4);
- success = filter_.Erase(3);
- EXPECT_FALSE(success);
- EXPECT_EQ(4, filter_.GetPercentileValue());
-}
-
-TEST_P(PercentileFilterTest, DuplicateElements) {
- filter_.Insert(3);
- filter_.Insert(3);
- filter_.Erase(3);
- EXPECT_EQ(3, filter_.GetPercentileValue());
-}
-
-TEST_P(PercentileFilterTest, InsertAndEraseTenValuesInRandomOrder) {
- int64_t zero_to_nine[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
- // The percentile value of the ten values above.
- const int64_t expected_value = static_cast<int64_t>(GetParam() * 9);
-
- // Insert two sets of |zero_to_nine| in random order.
- for (int i = 0; i < 2; ++i) {
- std::random_shuffle(zero_to_nine, zero_to_nine + 10);
- for (int64_t value : zero_to_nine)
- filter_.Insert(value);
- // After inserting a full set of |zero_to_nine|, the percentile should
- // stay constant.
- EXPECT_EQ(expected_value, filter_.GetPercentileValue());
- }
-
- // Insert and erase sets of |zero_to_nine| in random order a few times.
- for (int i = 0; i < 3; ++i) {
- std::random_shuffle(zero_to_nine, zero_to_nine + 10);
- for (int64_t value : zero_to_nine)
- filter_.Erase(value);
- EXPECT_EQ(expected_value, filter_.GetPercentileValue());
-
- std::random_shuffle(zero_to_nine, zero_to_nine + 10);
- for (int64_t value : zero_to_nine)
- filter_.Insert(value);
- EXPECT_EQ(expected_value, filter_.GetPercentileValue());
- }
-}
-
-} // namespace webrtc
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