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-rw-r--r--chromium/cc/input/top_controls_manager_unittest.cc290
1 files changed, 290 insertions, 0 deletions
diff --git a/chromium/cc/input/top_controls_manager_unittest.cc b/chromium/cc/input/top_controls_manager_unittest.cc
new file mode 100644
index 00000000000..da7475f576c
--- /dev/null
+++ b/chromium/cc/input/top_controls_manager_unittest.cc
@@ -0,0 +1,290 @@
+// Copyright 2013 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/top_controls_manager.h"
+
+#include "base/memory/scoped_ptr.h"
+#include "base/time/time.h"
+#include "cc/input/top_controls_manager_client.h"
+#include "cc/layers/layer_impl.h"
+#include "cc/test/fake_impl_proxy.h"
+#include "cc/test/fake_layer_tree_host_impl.h"
+#include "cc/trees/layer_tree_impl.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/vector2d_f.h"
+
+namespace cc {
+namespace {
+
+static const float kTopControlsHeight = 100;
+
+class MockTopControlsManagerClient : public TopControlsManagerClient {
+ public:
+ MockTopControlsManagerClient(float top_controls_show_threshold,
+ float top_controls_hide_threshold)
+ : host_impl_(&proxy_),
+ redraw_needed_(false),
+ update_draw_properties_needed_(false),
+ top_controls_show_threshold_(top_controls_show_threshold),
+ top_controls_hide_threshold_(top_controls_hide_threshold) {
+ active_tree_ = LayerTreeImpl::create(&host_impl_);
+ root_scroll_layer_ = LayerImpl::Create(active_tree_.get(), 1);
+ }
+
+ virtual ~MockTopControlsManagerClient() {}
+
+ virtual void DidChangeTopControlsPosition() OVERRIDE {
+ redraw_needed_ = true;
+ update_draw_properties_needed_ = true;
+ }
+
+ virtual bool HaveRootScrollLayer() const OVERRIDE {
+ return true;
+ }
+
+ LayerImpl* rootScrollLayer() {
+ return root_scroll_layer_.get();
+ }
+
+ TopControlsManager* manager() {
+ if (!manager_) {
+ manager_ = TopControlsManager::Create(this,
+ kTopControlsHeight,
+ top_controls_show_threshold_,
+ top_controls_hide_threshold_);
+ }
+ return manager_.get();
+ }
+
+ private:
+ FakeImplProxy proxy_;
+ FakeLayerTreeHostImpl host_impl_;
+ scoped_ptr<LayerTreeImpl> active_tree_;
+ scoped_ptr<LayerImpl> root_scroll_layer_;
+ scoped_ptr<TopControlsManager> manager_;
+ bool redraw_needed_;
+ bool update_draw_properties_needed_;
+
+ float top_controls_show_threshold_;
+ float top_controls_hide_threshold_;
+};
+
+TEST(TopControlsManagerTest, EnsureScrollThresholdApplied) {
+ MockTopControlsManagerClient client(0.5f, 0.5f);
+ TopControlsManager* manager = client.manager();
+
+ manager->ScrollBegin();
+
+ // Scroll down to hide the controls entirely.
+ manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
+ EXPECT_EQ(-30.f, manager->controls_top_offset());
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
+ EXPECT_EQ(-60.f, manager->controls_top_offset());
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+
+ // Scroll back up a bit and ensure the controls don't move until we cross
+ // the threshold.
+ manager->ScrollBy(gfx::Vector2dF(0.f, -10.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, -50.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+
+ // After hitting the threshold, further scrolling up should result in the top
+ // controls showing.
+ manager->ScrollBy(gfx::Vector2dF(0.f, -10.f));
+ EXPECT_EQ(-90.f, manager->controls_top_offset());
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, -50.f));
+ EXPECT_EQ(-40.f, manager->controls_top_offset());
+
+ // Reset the scroll threshold by going further up the page than the initial
+ // threshold.
+ manager->ScrollBy(gfx::Vector2dF(0.f, -100.f));
+ EXPECT_EQ(0.f, manager->controls_top_offset());
+
+ // See that scrolling down the page now will result in the controls hiding.
+ manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
+ EXPECT_EQ(-20.f, manager->controls_top_offset());
+
+ manager->ScrollEnd();
+}
+
+TEST(TopControlsManagerTest, PartialShownHideAnimation) {
+ MockTopControlsManagerClient client(0.5f, 0.5f);
+ TopControlsManager* manager = client.manager();
+ manager->ScrollBegin();
+ manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+ manager->ScrollEnd();
+
+ manager->ScrollBegin();
+ manager->ScrollBy(gfx::Vector2dF(0.f, -15.f));
+ EXPECT_EQ(-85.f, manager->controls_top_offset());
+ EXPECT_EQ(15.f, manager->content_top_offset());
+ manager->ScrollEnd();
+
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_LT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+}
+
+TEST(TopControlsManagerTest, PartialShownShowAnimation) {
+ MockTopControlsManagerClient client(0.5f, 0.5f);
+ TopControlsManager* manager = client.manager();
+ manager->ScrollBegin();
+ manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+ manager->ScrollEnd();
+
+ manager->ScrollBegin();
+ manager->ScrollBy(gfx::Vector2dF(0.f, -70.f));
+ EXPECT_EQ(-30.f, manager->controls_top_offset());
+ EXPECT_EQ(70.f, manager->content_top_offset());
+ manager->ScrollEnd();
+
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_GT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(0.f, manager->controls_top_offset());
+ EXPECT_EQ(100.f, manager->content_top_offset());
+}
+
+TEST(TopControlsManagerTest, PartialHiddenWithAmbiguousThresholdShows) {
+ MockTopControlsManagerClient client(0.25f, 0.25f);
+ TopControlsManager* manager = client.manager();
+
+ manager->ScrollBegin();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
+ EXPECT_EQ(-20.f, manager->controls_top_offset());
+ EXPECT_EQ(80.f, manager->content_top_offset());
+
+ manager->ScrollEnd();
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_GT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(0.f, manager->controls_top_offset());
+ EXPECT_EQ(100.f, manager->content_top_offset());
+}
+
+TEST(TopControlsManagerTest, PartialHiddenWithAmbiguousThresholdHides) {
+ MockTopControlsManagerClient client(0.25f, 0.25f);
+ TopControlsManager* manager = client.manager();
+
+ manager->ScrollBegin();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
+ EXPECT_EQ(-30.f, manager->controls_top_offset());
+ EXPECT_EQ(70.f, manager->content_top_offset());
+
+ manager->ScrollEnd();
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_LT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+}
+
+TEST(TopControlsManagerTest, PartialShownWithAmbiguousThresholdHides) {
+ MockTopControlsManagerClient client(0.25f, 0.25f);
+ TopControlsManager* manager = client.manager();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 200.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+
+ manager->ScrollBegin();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, -20.f));
+ EXPECT_EQ(-80.f, manager->controls_top_offset());
+ EXPECT_EQ(20.f, manager->content_top_offset());
+
+ manager->ScrollEnd();
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_LT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+}
+
+TEST(TopControlsManagerTest, PartialShownWithAmbiguousThresholdShows) {
+ MockTopControlsManagerClient client(0.25f, 0.25f);
+ TopControlsManager* manager = client.manager();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, 200.f));
+ EXPECT_EQ(-100.f, manager->controls_top_offset());
+ EXPECT_EQ(0.f, manager->content_top_offset());
+
+ manager->ScrollBegin();
+
+ manager->ScrollBy(gfx::Vector2dF(0.f, -30.f));
+ EXPECT_EQ(-70.f, manager->controls_top_offset());
+ EXPECT_EQ(30.f, manager->content_top_offset());
+
+ manager->ScrollEnd();
+ EXPECT_TRUE(manager->animation());
+
+ base::TimeTicks time = base::TimeTicks::Now();
+ float previous_offset = manager->controls_top_offset();
+ while (manager->animation()) {
+ time = base::TimeDelta::FromMicroseconds(100) + time;
+ manager->Animate(time);
+ EXPECT_GT(manager->controls_top_offset(), previous_offset);
+ previous_offset = manager->controls_top_offset();
+ }
+ EXPECT_FALSE(manager->animation());
+ EXPECT_EQ(0.f, manager->controls_top_offset());
+ EXPECT_EQ(100.f, manager->content_top_offset());
+}
+
+} // namespace
+} // namespace cc
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