net/proxy/load_state_change_coalescer_unittest.cc - Issue 1145153004: Split ProxyResolverV8Tracing into an implementation and a wrapper.

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Issue 1145153004: Split ProxyResolverV8Tracing into an implementation and a wrapper. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years, 5 months ago

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1 // Copyright 2015 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "net/proxy/load_state_change_coalescer.h"

6

7 #include <vector>

8

9 #include "base/bind.h"

10 #include "base/message_loop/message_loop.h"

11 #include "base/run_loop.h"

12 #include "testing/gtest/include/gtest/gtest.h"

13

14 namespace net {

15

16 class LoadStateChangeCoalescerTest : public testing::Test {

17 protected:

18 void SetUp() override {

19 coalescer_.reset(new LoadStateChangeCoalescer(

20 base::Bind(&LoadStateChangeCoalescerTest::LoadStateChanged,

21 base::Unretained(this)),

22 base::TimeDelta(), LOAD_STATE_IDLE));

23 }

24

25 void TearDown() override { coalescer_.reset(); }

26

27 void LoadStateChanged(LoadState load_state) {

28 load_state_changes_.push_back(load_state);

29 }

30

31 void WaitUntilIdle() { base::RunLoop().RunUntilIdle(); }

32

33 scoped_ptr<LoadStateChangeCoalescer> coalescer_;

34 std::vector<LoadState> load_state_changes_;

35 };

36

37 TEST_F(LoadStateChangeCoalescerTest, SingleChange) {

38 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_PROXY_FOR_URL);

39 WaitUntilIdle();

40 ASSERT_EQ(1u, load_state_changes_.size());

41 EXPECT_EQ(LOAD_STATE_RESOLVING_PROXY_FOR_URL, load_state_changes_[0]);

42 }

43

44 TEST_F(LoadStateChangeCoalescerTest, TwoChangesCoalesce) {

45 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_PROXY_FOR_URL);

46 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT);

47 WaitUntilIdle();

48 ASSERT_EQ(1u, load_state_changes_.size());

49 EXPECT_EQ(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT, load_state_changes_[0]);

50 }

51

52 TEST_F(LoadStateChangeCoalescerTest, ThreeChangesCoalesce) {

53 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_PROXY_FOR_URL);

54 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT);

55 coalescer_->LoadStateChanged(LOAD_STATE_DOWNLOADING_PROXY_SCRIPT);

56 WaitUntilIdle();

57 ASSERT_EQ(1u, load_state_changes_.size());

58 EXPECT_EQ(LOAD_STATE_DOWNLOADING_PROXY_SCRIPT, load_state_changes_[0]);

59 }

60

61 TEST_F(LoadStateChangeCoalescerTest, CoalesceToOriginalLoadState) {

62 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_PROXY_FOR_URL);

63 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT);

64 coalescer_->LoadStateChanged(LOAD_STATE_IDLE);

65 WaitUntilIdle();

66 EXPECT_TRUE(load_state_changes_.empty());

67 }

68

69 TEST_F(LoadStateChangeCoalescerTest, AlternateLoadStatesWithWait) {

70 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT);

71 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_PROXY_FOR_URL);

72 WaitUntilIdle();

73 ASSERT_EQ(1u, load_state_changes_.size());

74 EXPECT_EQ(LOAD_STATE_RESOLVING_PROXY_FOR_URL, load_state_changes_[0]);

75

76 coalescer_->LoadStateChanged(LOAD_STATE_RESOLVING_HOST_IN_PROXY_SCRIPT);

77 coalescer_->LoadStateChanged(LOAD_STATE_IDLE);

78 WaitUntilIdle();

79 ASSERT_EQ(2u, load_state_changes_.size());

80 EXPECT_EQ(LOAD_STATE_IDLE, load_state_changes_[1]);

81 }

82

83 } // namespace net

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