ui/compositor/compositor_unittest.cc

   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 "base/test/test_simple_task_runner.h"
   6 #include "testing/gtest/include/gtest/gtest.h"
   7 #include "ui/compositor/compositor.h"
   8 #include "ui/compositor/test/context_factories_for_test.h"
   9
  10 namespace ui {
  11 namespace {
  12
  13 // Test fixture for tests that require a ui::Compositor with a real task
  14 // runner.
  15 class CompositorTest : public testing::Test {
  16  public:
  17   CompositorTest() {}
  18   ~CompositorTest() override {}
  19
  20   void SetUp() override {
  21     task_runner_ = new base::TestSimpleTaskRunner;
  22
  23     ui::ContextFactory* context_factory =
  24         ui::InitializeContextFactoryForTests(false);
  25
  26     compositor_.reset(new ui::Compositor(gfx::kNullAcceleratedWidget,
  27                                          context_factory, task_runner_));
  28   }
  29   void TearDown() override {
  30     compositor_.reset();
  31     ui::TerminateContextFactoryForTests();
  32   }
  33
  34  protected:
  35   base::TestSimpleTaskRunner* task_runner() { return task_runner_.get(); }
  36   ui::Compositor* compositor() { return compositor_.get(); }
  37
  38  private:
  39   scoped_refptr<base::TestSimpleTaskRunner> task_runner_;
  40   scoped_ptr<ui::Compositor> compositor_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(CompositorTest);
  43 };
  44
  45 }  // namespace
  46
  47 TEST_F(CompositorTest, LocksTimeOut) {
  48   scoped_refptr<ui::CompositorLock> lock;
  49
  50   // Ensure that the lock times out by default.
  51   lock = compositor()->GetCompositorLock();
  52   EXPECT_TRUE(compositor()->IsLocked());
  53   task_runner()->RunUntilIdle();
  54   EXPECT_FALSE(compositor()->IsLocked());
  55
  56   // Ensure that the lock does not time out when set.
  57   compositor()->SetLocksWillTimeOut(false);
  58   lock = compositor()->GetCompositorLock();
  59   EXPECT_TRUE(compositor()->IsLocked());
  60   task_runner()->RunUntilIdle();
  61   EXPECT_TRUE(compositor()->IsLocked());
  62 }
  63
  64 }  // namespace ui