| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/input/scroll_state.h" |
| |
| #include "cc/layers/layer_impl.h" |
| #include "cc/test/fake_impl_task_runner_provider.h" |
| #include "cc/test/fake_layer_tree_host_impl.h" |
| #include "cc/test/test_shared_bitmap_manager.h" |
| #include "cc/test/test_task_graph_runner.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace cc { |
| |
| class ScrollStateTest : public testing::Test {}; |
| |
| TEST_F(ScrollStateTest, ConsumeDeltaNative) { |
| const float delta_x = 12.3f; |
| const float delta_y = 3.9f; |
| |
| const float delta_x_to_consume = 1.2f; |
| const float delta_y_to_consume = 2.3f; |
| |
| ScrollState scrollState(delta_x, delta_y, 0, 0, false /* should_propagate */, |
| false /* delta_consumed_for_scroll_sequence */, |
| false /* is_direct_manipulation */); |
| EXPECT_FLOAT_EQ(delta_x, scrollState.delta_x()); |
| EXPECT_FLOAT_EQ(delta_y, scrollState.delta_y()); |
| EXPECT_FALSE(scrollState.delta_consumed_for_scroll_sequence()); |
| EXPECT_FALSE(scrollState.FullyConsumed()); |
| |
| scrollState.ConsumeDelta(0, 0); |
| EXPECT_FLOAT_EQ(delta_x, scrollState.delta_x()); |
| EXPECT_FLOAT_EQ(delta_y, scrollState.delta_y()); |
| EXPECT_FALSE(scrollState.delta_consumed_for_scroll_sequence()); |
| EXPECT_FALSE(scrollState.FullyConsumed()); |
| |
| scrollState.ConsumeDelta(delta_x_to_consume, 0); |
| EXPECT_FLOAT_EQ(delta_x - delta_x_to_consume, scrollState.delta_x()); |
| EXPECT_FLOAT_EQ(delta_y, scrollState.delta_y()); |
| EXPECT_TRUE(scrollState.delta_consumed_for_scroll_sequence()); |
| EXPECT_FALSE(scrollState.FullyConsumed()); |
| |
| scrollState.ConsumeDelta(0, delta_y_to_consume); |
| EXPECT_FLOAT_EQ(delta_x - delta_x_to_consume, scrollState.delta_x()); |
| EXPECT_FLOAT_EQ(delta_y - delta_y_to_consume, scrollState.delta_y()); |
| EXPECT_TRUE(scrollState.delta_consumed_for_scroll_sequence()); |
| EXPECT_FALSE(scrollState.FullyConsumed()); |
| |
| scrollState.ConsumeDelta(scrollState.delta_x(), scrollState.delta_y()); |
| EXPECT_TRUE(scrollState.delta_consumed_for_scroll_sequence()); |
| EXPECT_TRUE(scrollState.FullyConsumed()); |
| } |
| |
| TEST_F(ScrollStateTest, CurrentNativeScrollingScrollable) { |
| ScrollState scrollState(0, 0, 0, 0, false, false, false); |
| |
| FakeImplTaskRunnerProvider task_runner_provider; |
| TestSharedBitmapManager shared_bitmap_manager; |
| TestTaskGraphRunner task_graph_runner; |
| FakeLayerTreeHostImpl host_impl(&task_runner_provider, &shared_bitmap_manager, |
| &task_graph_runner); |
| |
| scoped_ptr<LayerImpl> layer_impl = |
| LayerImpl::Create(host_impl.active_tree(), 1); |
| scrollState.set_current_native_scrolling_layer(layer_impl.get()); |
| EXPECT_EQ(layer_impl.get(), scrollState.current_native_scrolling_layer()); |
| } |
| |
| TEST_F(ScrollStateTest, FullyConsumed) { |
| ScrollState scrollState(1, 3, 0, 0, 0, false, false); |
| EXPECT_FALSE(scrollState.FullyConsumed()); |
| |
| scrollState.ConsumeDelta(1, 3); |
| EXPECT_TRUE(scrollState.FullyConsumed()); |
| } |
| } // namespace cc |