Adds constants and runner for animations

services/view_manager/scheduled_animation_group_unittest.cc

+// Copyright 2014 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 "services/view_manager/scheduled_animation_group.h"
+
+#include "mojo/converters/geometry/geometry_type_converters.h"
+#include "mojo/services/public/interfaces/view_manager/view_manager_constants.mojom.h"
+#include "services/view_manager/server_view.h"
+#include "services/view_manager/test_server_view_delegate.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace mojo {
+namespace service {
+namespace {
+
+bool IsAnimationGroupValid(const AnimationGroup& transport_group) {
+  TestServerViewDelegate view_delegate;
+  ServerView view(&view_delegate, ViewId());
+  scoped_ptr<ScheduledAnimationGroup> group(ScheduledAnimationGroup::Create(
+      &view, base::TimeTicks::Now(), 1, transport_group));
+  return group.get() != nullptr;
+}
+
+}  // namespace
+
+TEST(ScheduledAnimationGroupTest, IsAnimationGroupValid) {
+  AnimationGroup group;
+
+  // AnimationGroup with no sequences is not valid.
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  group.sequences.push_back(AnimationSequence::New());
+
+  // Sequence with no elements is not valid.
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  AnimationSequence& sequence = *(group.sequences[0]);
+  sequence.elements.push_back(AnimationElement::New());
+  AnimationElement& element = *(sequence.elements[0]);
+  element.property = ANIMATION_PROPERTY_OPACITY;
+  element.tween_type = ANIMATION_TWEEN_TYPE_LINEAR;
+
+  // Element with no target_value is not valid.
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  // Opacity must be between 0 and 1.
+  element.target_value = AnimationValue::New();
+  element.target_value->float_value = 2.5f;
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  element.target_value->float_value = .5f;
+  EXPECT_TRUE(IsAnimationGroupValid(group));
+
+  // Bogus start value.
+  element.start_value = AnimationValue::New();
+  element.start_value->float_value = 2.5f;
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  element.start_value->float_value = .5f;
+  EXPECT_TRUE(IsAnimationGroupValid(group));
+
+  // Bogus transform.
+  element.property = ANIMATION_PROPERTY_TRANSFORM;
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+  element.start_value->transform = Transform::From(gfx::Transform());
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+  element.target_value->transform = Transform::From(gfx::Transform());
+  EXPECT_TRUE(IsAnimationGroupValid(group));
+
+  // Add another empty sequence, should be invalid again.
+  group.sequences.push_back(AnimationSequence::New());
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  AnimationSequence& sequence2 = *(group.sequences[1]);
+  sequence2.elements.push_back(AnimationElement::New());
+  AnimationElement& element2 = *(sequence2.elements[0]);
+  element2.property = ANIMATION_PROPERTY_OPACITY;
+  element2.tween_type = ANIMATION_TWEEN_TYPE_LINEAR;
+
+  // Element with no target_value is not valid.
+  EXPECT_FALSE(IsAnimationGroupValid(group));
+
+  element2.property = ANIMATION_PROPERTY_NONE;
+  EXPECT_TRUE(IsAnimationGroupValid(group));
+}
+
+}  // namespace service
+}  // namespace mojo