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browser_controls_offset_manager_unittest.cc
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// 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/browser_controls_offset_manager.h"
#include <algorithm>
#include <cmath>
#include <limits>
#include <memory>
#include "base/time/time.h"
#include "cc/input/browser_controls_offset_manager_client.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_task_graph_runner.h"
#include "cc/trees/layer_tree_impl.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/vector2d_f.h"
namespace cc {
namespace {
class MockBrowserControlsOffsetManagerClient
: public BrowserControlsOffsetManagerClient {
public:
MockBrowserControlsOffsetManagerClient(float top_controls_height,
float browser_controls_show_threshold,
float browser_controls_hide_threshold)
: host_impl_(&task_runner_provider_, &task_graph_runner_),
redraw_needed_(false),
update_draw_properties_needed_(false),
browser_controls_params_(
{top_controls_height, 0, 0, 0, false, false, false}),
bottom_controls_shown_ratio_(1.f),
top_controls_shown_ratio_(1.f),
browser_controls_show_threshold_(browser_controls_show_threshold),
browser_controls_hide_threshold_(browser_controls_hide_threshold) {
active_tree_ = std::make_unique<LayerTreeImpl>(
&host_impl_, new SyncedProperty<ScaleGroup>, new SyncedBrowserControls,
new SyncedBrowserControls, new SyncedElasticOverscroll);
root_scroll_layer_ = LayerImpl::Create(active_tree_.get(), 1);
}
~MockBrowserControlsOffsetManagerClient() override = default;
void DidChangeBrowserControlsPosition() override {
redraw_needed_ = true;
update_draw_properties_needed_ = true;
}
bool HaveRootScrollNode() const override { return true; }
float BottomControlsHeight() const override {
return browser_controls_params_.bottom_controls_height;
}
float BottomControlsMinHeight() const override {
return browser_controls_params_.bottom_controls_min_height;
}
float TopControlsHeight() const override {
return browser_controls_params_.top_controls_height;
}
float TopControlsMinHeight() const override {
return browser_controls_params_.top_controls_min_height;
}
bool OnlyExpandTopControlsAtPageTop() const override {
return browser_controls_params_.only_expand_top_controls_at_page_top;
}
gfx::ScrollOffset ViewportScrollOffset() const override {
return viewport_scroll_offset_;
}
void SetCurrentBrowserControlsShownRatio(float top_ratio,
float bottom_ratio) override {
AssertAndClamp(&top_ratio);
top_controls_shown_ratio_ = top_ratio;
AssertAndClamp(&bottom_ratio);
bottom_controls_shown_ratio_ = bottom_ratio;
}
void AssertAndClamp(float* ratio) {
ASSERT_FALSE(std::isnan(*ratio));
ASSERT_FALSE(*ratio == std::numeric_limits<float>::infinity());
ASSERT_FALSE(*ratio == -std::numeric_limits<float>::infinity());
*ratio = std::max(*ratio, 0.f);
}
float CurrentBottomControlsShownRatio() const override {
return bottom_controls_shown_ratio_;
}
float CurrentTopControlsShownRatio() const override {
return top_controls_shown_ratio_;
}
void SetNeedsCommit() override {}
LayerImpl* rootScrollLayer() { return root_scroll_layer_.get(); }
BrowserControlsOffsetManager* manager() {
if (!manager_) {
manager_ = BrowserControlsOffsetManager::Create(
this, browser_controls_show_threshold_,
browser_controls_hide_threshold_);
}
return manager_.get();
}
void SetBrowserControlsParams(BrowserControlsParams params) {
browser_controls_params_ = params;
manager()->OnBrowserControlsParamsChanged(
params.animate_browser_controls_height_changes);
}
void SetViewportScrollOffset(float x, float y) {
viewport_scroll_offset_ = gfx::ScrollOffset(x, y);
}
void ScrollVerticallyBy(float dy) {
gfx::Vector2dF viewport_scroll_delta = manager()->ScrollBy({0.f, dy});
viewport_scroll_offset_.Add(gfx::ScrollOffset(viewport_scroll_delta));
}
private:
FakeImplTaskRunnerProvider task_runner_provider_;
TestTaskGraphRunner task_graph_runner_;
FakeLayerTreeHostImpl host_impl_;
std::unique_ptr<LayerTreeImpl> active_tree_;
std::unique_ptr<LayerImpl> root_scroll_layer_;
std::unique_ptr<BrowserControlsOffsetManager> manager_;
bool redraw_needed_;
bool update_draw_properties_needed_;
BrowserControlsParams browser_controls_params_;
float bottom_controls_shown_ratio_;
float top_controls_shown_ratio_;
float browser_controls_show_threshold_;
float browser_controls_hide_threshold_;
gfx::ScrollOffset viewport_scroll_offset_;
};
TEST(BrowserControlsOffsetManagerTest, EnsureScrollThresholdApplied) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
// Scroll down to hide the controls entirely.
manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
EXPECT_FLOAT_EQ(-30.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
EXPECT_FLOAT_EQ(-60.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
// 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_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, -50.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
// After hitting the threshold, further scrolling up should result in the top
// controls showing.
manager->ScrollBy(gfx::Vector2dF(0.f, -10.f));
EXPECT_FLOAT_EQ(-90.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, -50.f));
EXPECT_FLOAT_EQ(-40.f, manager->ControlsTopOffset());
// Reset the scroll threshold by going further up the page than the initial
// threshold.
manager->ScrollBy(gfx::Vector2dF(0.f, -100.f));
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
// See that scrolling down the page now will result in the controls hiding.
manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
EXPECT_FLOAT_EQ(-20.f, manager->ControlsTopOffset());
manager->ScrollEnd();
}
TEST(BrowserControlsOffsetManagerTest,
EnsureScrollThresholdAppliedWithMinHeight) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// First, set the min-height.
client.SetBrowserControlsParams({100.f, 20.f, 0.f, 0.f, false, false});
manager->ScrollBegin();
// Scroll down to hide the controls.
manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
EXPECT_FLOAT_EQ(-30.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
EXPECT_FLOAT_EQ(-60.f, manager->ControlsTopOffset());
// Controls should stop scrolling when we hit the min-height.
manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
// Scroll back up a bit and ensure the controls don't move until we cross
// the threshold.
manager->ScrollBy(gfx::Vector2dF(0.f, -20.f));
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, -60.f));
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
// After hitting the threshold, further scrolling up should result in the top
// controls starting to move.
manager->ScrollBy(gfx::Vector2dF(0.f, -10.f));
EXPECT_FLOAT_EQ(-70.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, -50.f));
EXPECT_FLOAT_EQ(-20.f, manager->ControlsTopOffset());
// Reset the scroll threshold by going further up the page than the initial
// threshold.
manager->ScrollBy(gfx::Vector2dF(0.f, -100.f));
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
// See that scrolling down the page now will result in the controls hiding.
manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
EXPECT_FLOAT_EQ(-20.f, manager->ControlsTopOffset());
manager->ScrollEnd();
}
TEST(BrowserControlsOffsetManagerTest, PartialShownHideAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, -15.f));
EXPECT_FLOAT_EQ(-85.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(15.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
BottomControlsPartialShownHideAnimation) {
MockBrowserControlsOffsetManagerClient client(0.f, 0.5f, 0.5f);
client.SetBrowserControlsParams({0, 0, 100, 0, false, false});
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(0.f, manager->BottomControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, -20.f));
EXPECT_FLOAT_EQ(0.2f, manager->BottomControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->BottomControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->BottomControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->BottomControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest, PartialShownShowAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, -70.f));
EXPECT_FLOAT_EQ(-30.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(70.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(100.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
BottomControlsPartialShownShowAnimation) {
MockBrowserControlsOffsetManagerClient client(0.f, 0.5f, 0.5f);
client.SetBrowserControlsParams({0, 0, 100, 0, false, false});
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
EXPECT_FLOAT_EQ(0.8f, manager->BottomControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->BottomControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->BottomControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(1.f, manager->BottomControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
PartialHiddenWithAmbiguousThresholdShows) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.25f, 0.25f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
EXPECT_FLOAT_EQ(-20.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(80.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(100.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
PartialHiddenWithAmbiguousThresholdHides) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.25f, 0.25f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 30.f));
EXPECT_FLOAT_EQ(-30.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(70.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
PartialShownWithAmbiguousThresholdHides) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.25f, 0.25f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBy(gfx::Vector2dF(0.f, 200.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, -20.f));
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
PartialShownWithAmbiguousThresholdShows) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.25f, 0.25f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBy(gfx::Vector2dF(0.f, 200.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, -30.f));
EXPECT_FLOAT_EQ(-70.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(30.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(100.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest, PinchIgnoresScroll) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Hide the controls.
manager->ScrollBegin();
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
manager->PinchBegin();
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
// Scrolls are ignored during pinch.
manager->ScrollBy(gfx::Vector2dF(0.f, -15.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
manager->PinchEnd();
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
// Scrolls should no long be ignored.
manager->ScrollBy(gfx::Vector2dF(0.f, -15.f));
EXPECT_FLOAT_EQ(-85.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(15.f, manager->ContentTopOffset());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
}
TEST(BrowserControlsOffsetManagerTest, PinchBeginStartsAnimationIfNecessary) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
manager->PinchBegin();
EXPECT_FALSE(manager->HasAnimation());
manager->PinchEnd();
EXPECT_FALSE(manager->HasAnimation());
manager->ScrollBy(gfx::Vector2dF(0.f, -15.f));
EXPECT_FLOAT_EQ(-85.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(15.f, manager->ContentTopOffset());
manager->PinchBegin();
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
manager->PinchEnd();
EXPECT_FALSE(manager->HasAnimation());
manager->ScrollBy(gfx::Vector2dF(0.f, -55.f));
EXPECT_FLOAT_EQ(-45.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(55.f, manager->ContentTopOffset());
EXPECT_FALSE(manager->HasAnimation());
manager->ScrollEnd();
EXPECT_TRUE(manager->HasAnimation());
time = base::TimeTicks::Now();
// First animate will establish the animaion.
previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
}
TEST(BrowserControlsOffsetManagerTest, HeightIncreaseWhenFullyShownAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Set the new height with animation.
client.SetBrowserControlsParams({150, 0, 0, 0, true, false});
EXPECT_TRUE(manager->HasAnimation());
EXPECT_FLOAT_EQ(150.f, manager->TopControlsHeight());
// Ratio should've been updated to avoid jumping to the new height.
EXPECT_FLOAT_EQ(100.f / 150.f, manager->TopControlsShownRatio());
// Min-height offset should stay 0 since only the height changed.
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeightOffset());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
// Controls should be fully shown when the animation ends.
EXPECT_FLOAT_EQ(1.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(150.f, manager->ContentTopOffset());
// Min-height offset should still be 0.
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeightOffset());
}
TEST(BrowserControlsOffsetManagerTest, HeightDecreaseWhenFullyShownAnimation) {
MockBrowserControlsOffsetManagerClient client(150.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Set the new height with animation.
client.SetBrowserControlsParams({100, 0, 0, 0, true, false});
EXPECT_TRUE(manager->HasAnimation());
EXPECT_FLOAT_EQ(100.f, manager->TopControlsHeight());
// Ratio should've been updated to avoid jumping to the new height.
// The ratio will be > 1 here.
EXPECT_FLOAT_EQ(150.f / 100.f, manager->TopControlsShownRatio());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous);
while (manager->HasAnimation()) {
previous = manager->TopControlsShownRatio();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous);
}
EXPECT_FALSE(manager->HasAnimation());
// Controls should be fully shown when the animation ends.
EXPECT_FLOAT_EQ(1.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(100.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest, MinHeightIncreaseWhenHiddenAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Scroll to hide.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
// Set the new min-height with animation.
client.SetBrowserControlsParams({100, 20, 0, 0, true, false});
EXPECT_TRUE(manager->HasAnimation());
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeight());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeightOffset());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animation.
float previous_ratio = manager->TopControlsShownRatio();
float previous_min_height_offset = manager->TopControlsMinHeightOffset();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous_ratio);
EXPECT_EQ(manager->TopControlsMinHeightOffset(), previous_min_height_offset);
while (manager->HasAnimation()) {
previous_ratio = manager->TopControlsShownRatio();
previous_min_height_offset = manager->TopControlsMinHeightOffset();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_GT(manager->TopControlsShownRatio(), previous_ratio);
// Min-height offset is also animated.
EXPECT_GT(manager->TopControlsMinHeightOffset(),
previous_min_height_offset);
}
EXPECT_FALSE(manager->HasAnimation());
// Controls should be at the new min-height when the animation ends.
EXPECT_FLOAT_EQ(20.f / 100.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
// Min-height offset should be equal to the min-height at the end.
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeightOffset());
}
TEST(BrowserControlsOffsetManagerTest,
MinHeightSetToZeroWhenAtMinHeightAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Set the min-height.
client.SetBrowserControlsParams({100, 20, 0, 0, true, false});
// Scroll to min-height.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 80.f));
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
manager->ScrollEnd();
// Set the new min-height with animation.
client.SetBrowserControlsParams({100, 0, 0, 0, true, false});
EXPECT_TRUE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeight());
// The controls should still be at the min-height.
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
// Min-height offset is equal to min-height.
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeightOffset());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animaion.
float previous_ratio = manager->TopControlsShownRatio();
float previous_min_height_offset = manager->TopControlsMinHeightOffset();
manager->Animate(time);
EXPECT_EQ(manager->TopControlsShownRatio(), previous_ratio);
while (manager->HasAnimation()) {
previous_ratio = manager->TopControlsShownRatio();
previous_min_height_offset = manager->TopControlsMinHeightOffset();
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
EXPECT_LT(manager->TopControlsShownRatio(), previous_ratio);
// Min-height offset is also animated.
EXPECT_LT(manager->TopControlsMinHeightOffset(),
previous_min_height_offset);
}
EXPECT_FALSE(manager->HasAnimation());
// Controls should be hidden when the animation ends.
EXPECT_FLOAT_EQ(0.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
// Min-height offset will be equal to the new min-height.
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeightOffset());
}
TEST(BrowserControlsOffsetManagerTest, EnsureNoAnimationCases) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// No animation should run if only the min-height changes when the controls
// are fully shown.
client.SetBrowserControlsParams({100, 20, 0, 0, true, false});
EXPECT_FALSE(manager->HasAnimation());
// Scroll to min-height.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 80.f));
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
manager->ScrollEnd();
// No animation should run if only the height changes when the controls
// are at min-height.
client.SetBrowserControlsParams({150, 20, 0, 0, true, false});
EXPECT_FALSE(manager->HasAnimation());
// Set the min-height to 0 without animation.
client.SetBrowserControlsParams({150, 0, 0, 0, false, false});
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
// No animation should run if only the height changes when the controls are
// fully hidden.
client.SetBrowserControlsParams({100, 0, 0, 0, true, false});
EXPECT_FALSE(manager->HasAnimation());
}
TEST(BrowserControlsOffsetManagerTest,
HeightChangeAnimationJumpsToEndOnScroll) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
EXPECT_FLOAT_EQ(100.f, manager->ContentTopOffset());
// Change the params to start an animation.
client.SetBrowserControlsParams({150, 30, 0, 0, true, false});
EXPECT_TRUE(manager->HasAnimation());
base::TimeTicks time = base::TimeTicks::Now();
// First animate will establish the animation.
float previous = manager->TopControlsShownRatio();
manager->Animate(time);
// Forward a little bit.
time = base::TimeDelta::FromMicroseconds(100) + time;
manager->Animate(time);
// Animation should be in progress.
EXPECT_GT(manager->TopControlsShownRatio(), previous);
manager->ScrollBegin();
// Scroll should cause the animation to jump to the end.
EXPECT_FLOAT_EQ(1.f, manager->TopControlsShownRatio());
EXPECT_FLOAT_EQ(150.f, manager->ContentTopOffset());
// Min-height offset should jump to the new min-height.
EXPECT_FLOAT_EQ(30.f, manager->TopControlsMinHeightOffset());
EXPECT_FALSE(manager->HasAnimation());
// Then, the scroll will move the controls as it would normally.
manager->ScrollBy(gfx::Vector2dF(0.f, 60.f));
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(90.f, manager->ContentTopOffset());
// Min-height offset won't change once the animation is complete.
EXPECT_FLOAT_EQ(30.f, manager->TopControlsMinHeightOffset());
manager->ScrollEnd();
}
TEST(BrowserControlsOffsetManagerTest,
HeightChangeMaintainsFullyVisibleControls) {
MockBrowserControlsOffsetManagerClient client(0.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
client.SetBrowserControlsParams({100, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(100.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(0, manager->ControlsTopOffset());
client.SetBrowserControlsParams({50, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(50.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
ShrinkingHeightKeepsBrowserControlsHidden) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 300.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
client.SetBrowserControlsParams({50, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(-50.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
client.SetBrowserControlsParams({0, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
HeightChangeWithAnimateFalseDoesNotTriggerAnimation) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
client.SetBrowserControlsParams({150, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(150.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(0, manager->ControlsTopOffset());
client.SetBrowserControlsParams({50, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(50.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
}
TEST(BrowserControlsOffsetManagerTest,
MinHeightChangeWithAnimateFalseSnapsToNewMinHeight) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
// Scroll to hide the controls.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
manager->ScrollEnd();
// Change the min-height from 0 to 20.
client.SetBrowserControlsParams({100, 20, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeight());
// Top controls should snap to the new min-height.
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
// Min-height offset snaps to the new min-height.
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeightOffset());
// Change the min-height from 20 to 0.
client.SetBrowserControlsParams({100, 0, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeight());
// Top controls should snap to the new min-height, 0.
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
// Min-height offset snaps to the new min-height.
EXPECT_FLOAT_EQ(0.f, manager->TopControlsMinHeightOffset());
}
TEST(BrowserControlsOffsetManagerTest, ControlsStayAtMinHeightOnHeightChange) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Set the min-height to 20.
client.SetBrowserControlsParams({100, 20, 0, 0, false, false});
// Scroll the controls to min-height.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 100.f));
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
manager->ScrollEnd();
// Change the height from 100 to 120.
client.SetBrowserControlsParams({120, 20, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(120.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeight());
// Top controls should stay at the same visible height.
EXPECT_FLOAT_EQ(-100.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
// Change the height from 120 back to 100.
client.SetBrowserControlsParams({100, 20, 0, 0, false, false});
EXPECT_FALSE(manager->HasAnimation());
EXPECT_FLOAT_EQ(100.f, manager->TopControlsHeight());
EXPECT_FLOAT_EQ(20.f, manager->TopControlsMinHeight());
// Top controls should still stay at the same visible height.
EXPECT_FLOAT_EQ(-80.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(20.f, manager->ContentTopOffset());
}
TEST(BrowserControlsOffsetManagerTest, ControlsAdjustToNewHeight) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
// Scroll the controls a little.
manager->ScrollBegin();
manager->ScrollBy(gfx::Vector2dF(0.f, 40.f));
EXPECT_FLOAT_EQ(60.f, manager->ContentTopOffset());
// Change the height from 100 to 120.
client.SetBrowserControlsParams({120, 0, 0, 0, false, false});
// The shown ratios should be adjusted to keep the shown height same.
EXPECT_FLOAT_EQ(60.f, manager->ContentTopOffset());
manager->ScrollEnd();
}
TEST(BrowserControlsOffsetManagerTest, ScrollByWithZeroHeightControlsIsNoop) {
MockBrowserControlsOffsetManagerClient client(0.f, 0.5f, 0.5f);
BrowserControlsOffsetManager* manager = client.manager();
manager->UpdateBrowserControlsState(BrowserControlsState::kBoth,
BrowserControlsState::kBoth, false);
manager->ScrollBegin();
gfx::Vector2dF pending = manager->ScrollBy(gfx::Vector2dF(0.f, 20.f));
EXPECT_FLOAT_EQ(20.f, pending.y());
EXPECT_FLOAT_EQ(0.f, manager->ControlsTopOffset());
EXPECT_FLOAT_EQ(0.f, manager->ContentTopOffset());
EXPECT_FLOAT_EQ(1.f, client.CurrentTopControlsShownRatio());
manager->ScrollEnd();
}
TEST(BrowserControlsOffsetManagerTest, ScrollThenRestoreBottomControls) {
MockBrowserControlsOffsetManagerClient client(100.f, 0.5f, 0.5f);
client.SetBrowserControlsParams({0, 0, 100, 0, false, false});
BrowserControlsOffsetManager* manager = client.manager();
manager->ScrollBegin();