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6fae6ec2ee
This prepares for being able to inject network congestion controllers. And makes it easier to use the units in other parts of the code. Bug: webrtc:9155 Change-Id: Ib8f9c1c97b06d791a01c3376046933d576ae46f9 Reviewed-on: https://webrtc-review.googlesource.com/70201 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Sebastian Jansson <srte@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23168}
84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
/*
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* Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "api/units/data_size.h"
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#include "test/gtest.h"
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namespace webrtc {
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namespace test {
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TEST(DataSizeTest, GetBackSameValues) {
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const int64_t kValue = 123 * 8;
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EXPECT_EQ(DataSize::bytes(kValue).bytes(), kValue);
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}
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TEST(DataSizeTest, GetDifferentPrefix) {
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const int64_t kValue = 123 * 8000;
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EXPECT_EQ(DataSize::bytes(kValue).kilobytes(), kValue / 1000);
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}
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TEST(DataSizeTest, IdentityChecks) {
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const int64_t kValue = 3000;
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EXPECT_TRUE(DataSize::Zero().IsZero());
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EXPECT_FALSE(DataSize::bytes(kValue).IsZero());
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EXPECT_TRUE(DataSize::Infinity().IsInfinite());
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EXPECT_FALSE(DataSize::Zero().IsInfinite());
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EXPECT_FALSE(DataSize::bytes(kValue).IsInfinite());
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EXPECT_FALSE(DataSize::Infinity().IsFinite());
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EXPECT_TRUE(DataSize::bytes(kValue).IsFinite());
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EXPECT_TRUE(DataSize::Zero().IsFinite());
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}
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TEST(DataSizeTest, ComparisonOperators) {
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const int64_t kSmall = 450;
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const int64_t kLarge = 451;
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const DataSize small = DataSize::bytes(kSmall);
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const DataSize large = DataSize::bytes(kLarge);
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EXPECT_EQ(DataSize::Zero(), DataSize::bytes(0));
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EXPECT_EQ(DataSize::Infinity(), DataSize::Infinity());
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EXPECT_EQ(small, small);
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EXPECT_LE(small, small);
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EXPECT_GE(small, small);
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EXPECT_NE(small, large);
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EXPECT_LE(small, large);
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EXPECT_LT(small, large);
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EXPECT_GE(large, small);
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EXPECT_GT(large, small);
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EXPECT_LT(DataSize::Zero(), small);
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EXPECT_GT(DataSize::Infinity(), large);
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}
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TEST(DataSizeTest, MathOperations) {
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const int64_t kValueA = 450;
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const int64_t kValueB = 267;
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const DataSize size_a = DataSize::bytes(kValueA);
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const DataSize size_b = DataSize::bytes(kValueB);
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EXPECT_EQ((size_a + size_b).bytes(), kValueA + kValueB);
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EXPECT_EQ((size_a - size_b).bytes(), kValueA - kValueB);
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const int32_t kInt32Value = 123;
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const double kFloatValue = 123.0;
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EXPECT_EQ((size_a * kValueB).bytes(), kValueA * kValueB);
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EXPECT_EQ((size_a * kInt32Value).bytes(), kValueA * kInt32Value);
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EXPECT_EQ((size_a * kFloatValue).bytes(), kValueA * kFloatValue);
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EXPECT_EQ((size_a / 10).bytes(), kValueA / 10);
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DataSize mutable_size = DataSize::bytes(kValueA);
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mutable_size += size_b;
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EXPECT_EQ(mutable_size.bytes(), kValueA + kValueB);
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mutable_size -= size_a;
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EXPECT_EQ(mutable_size.bytes(), kValueB);
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}
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} // namespace test
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} // namespace webrtc
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