Index: remoting/host/resizing_host_observer_unittest.cc |
diff --git a/remoting/host/resizing_host_observer_unittest.cc b/remoting/host/resizing_host_observer_unittest.cc |
index 08713f1b4aa33072b89331f9fa4a41c80e59d81c..b967a28c0e057be800039a174328a2090dd1949b 100644 |
--- a/remoting/host/resizing_host_observer_unittest.cc |
+++ b/remoting/host/resizing_host_observer_unittest.cc |
@@ -40,64 +40,60 @@ ScreenResolution MakeResolution(int width, int height) { |
class FakeDesktopResizer : public DesktopResizer { |
public: |
- FakeDesktopResizer(const ScreenResolution& initial_resolution, |
- bool exact_size_supported, |
- const ScreenResolution* supported_resolutions, |
- int num_supported_resolutions, |
- int* restore_resolution_call_count) |
- : initial_resolution_(initial_resolution), |
- current_resolution_(initial_resolution), |
- exact_size_supported_(exact_size_supported), |
- set_resolution_call_count_(0), |
- restore_resolution_call_count_(restore_resolution_call_count) { |
- for (int i = 0; i < num_supported_resolutions; ++i) { |
- supported_resolutions_.push_back(supported_resolutions[i]); |
- } |
+ struct CallCounts { |
+ int set_resolution = 0; |
+ int restore_resolution = 0; |
+ }; |
+ |
+ FakeDesktopResizer(bool exact_size_supported, |
+ std::vector<ScreenResolution> supported_resolutions, |
+ ScreenResolution* current_resolution, |
+ CallCounts* call_counts) |
+ : exact_size_supported_(exact_size_supported), |
+ initial_resolution_(*current_resolution), |
+ current_resolution_(current_resolution), |
+ supported_resolutions_(std::move(supported_resolutions)), |
+ call_counts_(call_counts) { |
} |
~FakeDesktopResizer() override { |
EXPECT_EQ(initial_resolution_, GetCurrentResolution()); |
} |
- int set_resolution_call_count() { return set_resolution_call_count_; } |
- |
// remoting::DesktopResizer interface |
ScreenResolution GetCurrentResolution() override { |
- return current_resolution_; |
+ return *current_resolution_; |
} |
std::list<ScreenResolution> GetSupportedResolutions( |
const ScreenResolution& preferred) override { |
- std::list<ScreenResolution> result = supported_resolutions_; |
+ std::list<ScreenResolution> result(supported_resolutions_.begin(), |
+ supported_resolutions_.end()); |
if (exact_size_supported_) { |
result.push_back(preferred); |
} |
return result; |
} |
void SetResolution(const ScreenResolution& resolution) override { |
- current_resolution_ = resolution; |
- ++set_resolution_call_count_; |
+ *current_resolution_ = resolution; |
+ ++call_counts_->set_resolution; |
} |
void RestoreResolution(const ScreenResolution& resolution) override { |
- current_resolution_ = resolution; |
- if (restore_resolution_call_count_) |
- ++(*restore_resolution_call_count_); |
+ *current_resolution_ = resolution; |
+ ++call_counts_->restore_resolution; |
} |
private: |
- ScreenResolution initial_resolution_; |
- ScreenResolution current_resolution_; |
bool exact_size_supported_; |
- std::list<ScreenResolution> supported_resolutions_; |
- |
- int set_resolution_call_count_; |
- int* restore_resolution_call_count_; |
+ ScreenResolution initial_resolution_; |
+ ScreenResolution *current_resolution_; |
+ std::vector<ScreenResolution> supported_resolutions_; |
+ CallCounts* call_counts_; |
}; |
class ResizingHostObserverTest : public testing::Test { |
public: |
ResizingHostObserverTest() |
- : desktop_resizer_(nullptr), |
- now_(base::Time::Now()) { |
+ : now_(base::Time::Now()) { |
} |
// This needs to be public because the derived test-case class needs to |
@@ -107,12 +103,16 @@ class ResizingHostObserverTest : public testing::Test { |
} |
protected: |
- void SetDesktopResizer(std::unique_ptr<FakeDesktopResizer> desktop_resizer) { |
- CHECK(!desktop_resizer_) << "Call SetDeskopResizer once per test"; |
- desktop_resizer_ = desktop_resizer.get(); |
- |
- resizing_host_observer_.reset( |
- new ResizingHostObserver(std::move(desktop_resizer))); |
+ void InitDesktopResizer(const ScreenResolution& initial_resolution, |
+ bool exact_size_supported, |
+ std::vector<ScreenResolution> supported_resolutions) { |
+ current_resolution_ = initial_resolution; |
+ call_counts_ = FakeDesktopResizer::CallCounts(); |
+ resizing_host_observer_ = base::MakeUnique<ResizingHostObserver>( |
+ base::MakeUnique<FakeDesktopResizer>(exact_size_supported, |
+ std::move(supported_resolutions), |
+ ¤t_resolution_, |
+ &call_counts_)); |
resizing_host_observer_->SetNowFunctionForTesting( |
base::Bind(&ResizingHostObserverTest::GetTimeAndIncrement, |
base::Unretained(this))); |
@@ -120,16 +120,18 @@ class ResizingHostObserverTest : public testing::Test { |
ScreenResolution GetBestResolution(const ScreenResolution& client_size) { |
resizing_host_observer_->SetScreenResolution(client_size); |
- return desktop_resizer_->GetCurrentResolution(); |
+ return current_resolution_; |
} |
- void VerifySizes(const ScreenResolution* client_sizes, |
- const ScreenResolution* expected_sizes, |
- int number_of_sizes) { |
- for (int i = 0; i < number_of_sizes; ++i) { |
- ScreenResolution best_size = GetBestResolution(client_sizes[i]); |
- EXPECT_EQ(expected_sizes[i], best_size) |
- << "Input resolution = " << client_sizes[i]; |
+ void VerifySizes(const std::vector<ScreenResolution>& client_sizes, |
+ const std::vector<ScreenResolution>& expected_sizes) { |
+ ASSERT_EQ(client_sizes.size(), expected_sizes.size()) |
+ << "Client and expected vectors must have the same length"; |
+ for (auto client = client_sizes.begin(), expected = expected_sizes.begin(); |
+ client != client_sizes.end() && expected != expected_sizes.end(); |
+ ++client, ++expected) { |
+ ScreenResolution best_size = GetBestResolution(*client); |
+ EXPECT_EQ(*expected, best_size) << "Input resolution = " << *client; |
} |
} |
@@ -139,155 +141,128 @@ class ResizingHostObserverTest : public testing::Test { |
return result; |
} |
+ ScreenResolution current_resolution_; |
+ FakeDesktopResizer::CallCounts call_counts_; |
std::unique_ptr<ResizingHostObserver> resizing_host_observer_; |
- FakeDesktopResizer* desktop_resizer_; |
base::Time now_; |
}; |
// Check that the resolution isn't restored if it wasn't changed by this class. |
TEST_F(ResizingHostObserverTest, NoRestoreResolution) { |
- int restore_resolution_call_count = 0; |
- ScreenResolution initial = MakeResolution(640, 480); |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer(new FakeDesktopResizer( |
- initial, false, nullptr, 0, &restore_resolution_call_count)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- VerifySizes(nullptr, nullptr, 0); |
+ InitDesktopResizer(MakeResolution(640, 480), false, |
+ std::vector<ScreenResolution>()); |
resizing_host_observer_.reset(); |
- EXPECT_EQ(0, restore_resolution_call_count); |
+ EXPECT_EQ(0, call_counts_.restore_resolution); |
} |
// Check that the host is not resized if GetSupportedSizes returns an empty |
// list (even if GetCurrentSize is supported). |
TEST_F(ResizingHostObserverTest, EmptyGetSupportedSizes) { |
- int restore_resolution_call_count = 0; |
ScreenResolution initial = MakeResolution(640, 480); |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer(new FakeDesktopResizer( |
- initial, false, nullptr, 0, &restore_resolution_call_count)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(200, 100), |
- MakeResolution(100, 200) }; |
- ScreenResolution expected_sizes[] = { initial, initial }; |
- VerifySizes(client_sizes, expected_sizes, arraysize(client_sizes)); |
- |
+ InitDesktopResizer(initial, false, std::vector<ScreenResolution>()); |
+ VerifySizes({MakeResolution(200, 100), MakeResolution(100, 200)}, |
+ {initial, initial}); |
resizing_host_observer_.reset(); |
- EXPECT_EQ(0, restore_resolution_call_count); |
+ EXPECT_EQ(0, call_counts_.set_resolution); |
+ EXPECT_EQ(0, call_counts_.restore_resolution); |
} |
// Check that if the implementation supports exact size matching, it is used. |
TEST_F(ResizingHostObserverTest, SelectExactSize) { |
- int restore_resolution_call_count = 0; |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer( |
- new FakeDesktopResizer(MakeResolution(640, 480), true, nullptr, 0, |
- &restore_resolution_call_count)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(200, 100), |
- MakeResolution(100, 200), |
- MakeResolution(640, 480), |
- MakeResolution(480, 640), |
- MakeResolution(1280, 1024) }; |
- VerifySizes(client_sizes, client_sizes, arraysize(client_sizes)); |
+ InitDesktopResizer(MakeResolution(640, 480), true, |
+ std::vector<ScreenResolution>()); |
+ std::vector<ScreenResolution> client_sizes = {MakeResolution(200, 100), |
+ MakeResolution(100, 200), |
+ MakeResolution(640, 480), |
+ MakeResolution(480, 640), |
+ MakeResolution(1280, 1024)}; |
+ VerifySizes(client_sizes, client_sizes); |
resizing_host_observer_.reset(); |
- EXPECT_EQ(1, restore_resolution_call_count); |
+ EXPECT_EQ(1, call_counts_.restore_resolution); |
} |
// Check that if the implementation supports a size that is no larger than |
// the requested size, then the largest such size is used. |
TEST_F(ResizingHostObserverTest, SelectBestSmallerSize) { |
- ScreenResolution supported_sizes[] = { MakeResolution(639, 479), |
- MakeResolution(640, 480) }; |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer( |
- new FakeDesktopResizer(MakeResolution(640, 480), false, supported_sizes, |
- arraysize(supported_sizes), nullptr)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(639, 479), |
- MakeResolution(640, 480), |
- MakeResolution(641, 481), |
- MakeResolution(999, 999) }; |
- ScreenResolution expected_sizes[] = { supported_sizes[0], supported_sizes[1], |
- supported_sizes[1], supported_sizes[1] }; |
- VerifySizes(client_sizes, expected_sizes, arraysize(client_sizes)); |
+ std::vector<ScreenResolution> supported_sizes = {MakeResolution(639, 479), |
+ MakeResolution(640, 480)}; |
+ InitDesktopResizer(MakeResolution(640, 480), false, supported_sizes); |
+ VerifySizes({MakeResolution(639, 479), |
+ MakeResolution(640, 480), |
+ MakeResolution(641, 481), |
+ MakeResolution(999, 999)}, |
+ {supported_sizes[0], |
+ supported_sizes[1], |
+ supported_sizes[1], |
+ supported_sizes[1]}); |
} |
// Check that if the implementation supports only sizes that are larger than |
// the requested size, then the one that requires the least down-scaling. |
TEST_F(ResizingHostObserverTest, SelectBestScaleFactor) { |
- ScreenResolution supported_sizes[] = { MakeResolution(100, 100), |
- MakeResolution(200, 100) }; |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer( |
- new FakeDesktopResizer(MakeResolution(200, 100), false, supported_sizes, |
- arraysize(supported_sizes), nullptr)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(1, 1), |
- MakeResolution(99, 99), |
- MakeResolution(199, 99) }; |
- ScreenResolution expected_sizes[] = { supported_sizes[0], supported_sizes[0], |
- supported_sizes[1] }; |
- VerifySizes(client_sizes, expected_sizes, arraysize(client_sizes)); |
+ std::vector<ScreenResolution> supported_sizes = {MakeResolution(100, 100), |
+ MakeResolution(200, 100)}; |
+ InitDesktopResizer(MakeResolution(200, 100), false, supported_sizes); |
+ VerifySizes({MakeResolution(1, 1), |
+ MakeResolution(99, 99), |
+ MakeResolution(199, 99)}, |
+ {supported_sizes[0], |
+ supported_sizes[0], |
+ supported_sizes[1]}); |
} |
// Check that if the implementation supports two sizes that have the same |
// resultant scale factor, then the widest one is selected. |
TEST_F(ResizingHostObserverTest, SelectWidest) { |
- ScreenResolution supported_sizes[] = { MakeResolution(640, 480), |
- MakeResolution(480, 640) }; |
- std::unique_ptr<FakeDesktopResizer> desktop_resizer( |
- new FakeDesktopResizer(MakeResolution(480, 640), false, supported_sizes, |
- arraysize(supported_sizes), nullptr)); |
- SetDesktopResizer(std::move(desktop_resizer)); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(100, 100), |
- MakeResolution(480, 480), |
- MakeResolution(500, 500), |
- MakeResolution(640, 640), |
- MakeResolution(1000, 1000) }; |
- ScreenResolution expected_sizes[] = { supported_sizes[0], supported_sizes[0], |
- supported_sizes[0], supported_sizes[0], |
- supported_sizes[0] }; |
- VerifySizes(client_sizes, expected_sizes, arraysize(client_sizes)); |
+ std::vector<ScreenResolution> supported_sizes = {MakeResolution(640, 480), |
+ MakeResolution(480, 640)}; |
+ InitDesktopResizer(MakeResolution(480, 640), false, supported_sizes); |
+ VerifySizes({MakeResolution(100, 100), |
+ MakeResolution(480, 480), |
+ MakeResolution(500, 500), |
+ MakeResolution(640, 640), |
+ MakeResolution(1000, 1000)}, |
+ {supported_sizes[0], |
+ supported_sizes[0], |
+ supported_sizes[0], |
+ supported_sizes[0], |
+ supported_sizes[0]}); |
} |
// Check that if the best match for the client size doesn't change, then we |
// don't call SetSize. |
TEST_F(ResizingHostObserverTest, NoSetSizeForSameSize) { |
- ScreenResolution supported_sizes[] = { MakeResolution(640, 480), |
- MakeResolution(480, 640) }; |
- SetDesktopResizer(base::WrapUnique( |
- new FakeDesktopResizer(MakeResolution(480, 640), false, supported_sizes, |
- arraysize(supported_sizes), nullptr))); |
- |
- ScreenResolution client_sizes[] = { MakeResolution(640, 640), |
- MakeResolution(1024, 768), |
- MakeResolution(640, 480) }; |
- ScreenResolution expected_sizes[] = { MakeResolution(640, 480), |
- MakeResolution(640, 480), |
- MakeResolution(640, 480) }; |
- VerifySizes(client_sizes, expected_sizes, arraysize(client_sizes)); |
- EXPECT_EQ(desktop_resizer_->set_resolution_call_count(), 1); |
+ std::vector<ScreenResolution> supported_sizes = {MakeResolution(640, 480), |
+ MakeResolution(480, 640)}; |
+ InitDesktopResizer(MakeResolution(480, 640), false, supported_sizes); |
+ VerifySizes({MakeResolution(640, 640), |
+ MakeResolution(1024, 768), |
+ MakeResolution(640, 480)}, |
+ {supported_sizes[0], |
+ supported_sizes[0], |
+ supported_sizes[0]}); |
+ EXPECT_EQ(1, call_counts_.set_resolution); |
} |
// Check that desktop resizes are rate-limited, and that if multiple resize |
// requests are received in the time-out period, the most recent is respected. |
TEST_F(ResizingHostObserverTest, RateLimited) { |
- SetDesktopResizer(base::WrapUnique(new FakeDesktopResizer( |
- MakeResolution(640, 480), true, nullptr, 0, nullptr))); |
+ InitDesktopResizer(MakeResolution(640, 480), true, |
+ std::vector<ScreenResolution>()); |
resizing_host_observer_->SetNowFunctionForTesting( |
base::Bind(&ResizingHostObserverTest::GetTime, base::Unretained(this))); |
base::MessageLoop message_loop; |
base::RunLoop run_loop; |
- EXPECT_EQ(GetBestResolution(MakeResolution(100, 100)), |
- MakeResolution(100, 100)); |
+ EXPECT_EQ(MakeResolution(100, 100), |
+ GetBestResolution(MakeResolution(100, 100))); |
now_ += base::TimeDelta::FromMilliseconds(900); |
- EXPECT_EQ(GetBestResolution(MakeResolution(200, 200)), |
- MakeResolution(100, 100)); |
+ EXPECT_EQ(MakeResolution(100, 100), |
+ GetBestResolution(MakeResolution(200, 200))); |
now_ += base::TimeDelta::FromMilliseconds(99); |
- EXPECT_EQ(GetBestResolution(MakeResolution(300, 300)), |
- MakeResolution(100, 100)); |
+ EXPECT_EQ(MakeResolution(100, 100), |
+ GetBestResolution(MakeResolution(300, 300))); |
now_ += base::TimeDelta::FromMilliseconds(1); |
// Due to the kMinimumResizeIntervalMs constant in resizing_host_observer.cc, |
@@ -302,7 +277,7 @@ TEST_F(ResizingHostObserverTest, RateLimited) { |
run_loop.Run(); |
// If the QuitClosure fired before the final resize, it's a test failure. |
- EXPECT_EQ(desktop_resizer_->GetCurrentResolution(), MakeResolution(300, 300)); |
+ EXPECT_EQ(MakeResolution(300, 300), current_resolution_); |
} |
} // namespace remoting |