Only create instances of WebTransformOperations using cc::TransformOperations::Create

webkit/compositor_bindings/web_transform_animation_curve_unittest.cc

 // Copyright 2012 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 "base/memory/scoped_ptr.h"
 #include "cc/timing_function.h"
+#include "cc/transform_operations.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebTransformationMatrix.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebTransformOperations.h"
 #include "web_transform_animation_curve_impl.h"
 
 using namespace WebKit;
 
 namespace {
 
 // Tests that a transform animation with one keyframe works as expected.
 TEST(WebTransformAnimationCurveTest, OneTransformKeyframe)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations;
-    operations.appendTranslate(2, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations(
+        cc::TransformOperations::Create());
+    operations->appendTranslate(2, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations), WebAnimationCurve::TimingFunctionTypeLinear);
 
     EXPECT_FLOAT_EQ(2, curve->getValue(-1).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(0).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(0.5).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(1).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(2).m41());
 }
 
 // Tests that a transform animation with two keyframes works as expected.
 TEST(WebTransformAnimationCurveTest, TwoTransformKeyframe)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(2, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(4, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(2, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(4, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
     EXPECT_FLOAT_EQ(2, curve->getValue(-1).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(0).m41());
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(1).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(2).m41());
 }
 
 // Tests that a transform animation with three keyframes works as expected.
 TEST(WebTransformAnimationCurveTest, ThreeTransformKeyframe)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(2, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(4, 0, 0);
-    WebKit::WebTransformOperations operations3;
-    operations3.appendTranslate(8, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(2, operations3), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(2, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(4, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations3(
+        cc::TransformOperations::Create());
+    operations3->appendTranslate(8, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(2, *operations3), WebAnimationCurve::TimingFunctionTypeLinear);
     EXPECT_FLOAT_EQ(2, curve->getValue(-1).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(0).m41());
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(1).m41());
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5).m41());
     EXPECT_FLOAT_EQ(8, curve->getValue(2).m41());
     EXPECT_FLOAT_EQ(8, curve->getValue(3).m41());
 }
 
 // Tests that a transform animation with multiple keys at a given time works sanely.
 TEST(WebTransformAnimationCurveTest, RepeatedTransformKeyTimes)
 {
     // A step function.
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(4, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(4, 0, 0);
-    WebKit::WebTransformOperations operations3;
-    operations3.appendTranslate(6, 0, 0);
-    WebKit::WebTransformOperations operations4;
-    operations4.appendTranslate(6, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations3), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(2, operations4), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(4, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(4, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations3(
+        cc::TransformOperations::Create());
+    operations3->appendTranslate(6, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations4(
+        cc::TransformOperations::Create());
+    operations4->appendTranslate(6, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations3), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(2, *operations4), WebAnimationCurve::TimingFunctionTypeLinear);
 
     EXPECT_FLOAT_EQ(4, curve->getValue(-1).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(0).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(0.5).m41());
 
     // There is a discontinuity at 1. Any value between 4 and 6 is valid.
     WebTransformationMatrix value = curve->getValue(1);
     EXPECT_TRUE(value.m41() >= 4 && value.m41() <= 6);
 
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5).m41());
     EXPECT_FLOAT_EQ(6, curve->getValue(2).m41());
     EXPECT_FLOAT_EQ(6, curve->getValue(3).m41());
 }
 
 // Tests that the keyframes may be added out of order.
 TEST(WebTransformAnimationCurveTest, UnsortedKeyframes)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(2, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(4, 0, 0);
-    WebKit::WebTransformOperations operations3;
-    operations3.appendTranslate(8, 0, 0);
-    curve->add(WebTransformKeyframe(2, operations3), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(2, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(4, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations3(
+        cc::TransformOperations::Create());
+    operations3->appendTranslate(8, 0, 0);
+    curve->add(WebTransformKeyframe(2, *operations3), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     EXPECT_FLOAT_EQ(2, curve->getValue(-1).m41());
     EXPECT_FLOAT_EQ(2, curve->getValue(0).m41());
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5).m41());
     EXPECT_FLOAT_EQ(4, curve->getValue(1).m41());
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5).m41());
     EXPECT_FLOAT_EQ(8, curve->getValue(2).m41());
     EXPECT_FLOAT_EQ(8, curve->getValue(3).m41());
 }
 
 // Tests that a cubic bezier timing function works as expected.
 TEST(WebTransformAnimationCurveTest, CubicBezierTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), 0.25, 0, 0.75, 1);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), 0.25, 0, 0.75, 1);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
     EXPECT_FLOAT_EQ(0, curve->getValue(0).m41());
     EXPECT_LT(0, curve->getValue(0.25).m41());
     EXPECT_GT(0.25, curve->getValue(0.25).m41());
     EXPECT_NEAR(curve->getValue(0.5).m41(), 0.5, 0.00015);
     EXPECT_LT(0.75, curve->getValue(0.75).m41());
     EXPECT_GT(1, curve->getValue(0.75).m41());
     EXPECT_FLOAT_EQ(1, curve->getValue(1).m41());
 }
 
 // Tests that an ease timing function works as expected.
 TEST(WebTransformAnimationCurveTest, EaseTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeEase);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeEase);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::EaseTimingFunction::create());
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 // Tests using a linear timing function.
 TEST(WebTransformAnimationCurveTest, LinearTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeLinear);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeLinear);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(time, curve->getValue(time).m41());
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebTransformAnimationCurveTest, EaseInTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeEaseIn);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeEaseIn);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::EaseInTimingFunction::create());
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebTransformAnimationCurveTest, EaseOutTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeEaseOut);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeEaseOut);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::EaseOutTimingFunction::create());
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebTransformAnimationCurveTest, EaseInOutTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), WebAnimationCurve::TimingFunctionTypeEaseInOut);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), WebAnimationCurve::TimingFunctionTypeEaseInOut);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::EaseInOutTimingFunction::create());
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebTransformAnimationCurveTest, CustomBezierTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
     double x1 = 0.3;
     double y1 = 0.2;
     double x2 = 0.8;
     double y2 = 0.7;
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1), x1, y1, x2, y2);
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1), x1, y1, x2, y2);
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::CubicBezierTimingFunction::create(x1, y1, x2, y2));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 // Tests that the default timing function is indeed ease.
 TEST(WebTransformAnimationCurveTest, DefaultTimingFunction)
 {
     scoped_ptr<WebTransformAnimationCurve> curve(new WebTransformAnimationCurveImpl);
-    WebKit::WebTransformOperations operations1;
-    operations1.appendTranslate(0, 0, 0);
-    WebKit::WebTransformOperations operations2;
-    operations2.appendTranslate(1, 0, 0);
-    curve->add(WebTransformKeyframe(0, operations1));
-    curve->add(WebTransformKeyframe(1, operations2), WebAnimationCurve::TimingFunctionTypeLinear);
+    scoped_ptr<WebKit::WebTransformOperations> operations1(
+        cc::TransformOperations::Create());
+    operations1->appendTranslate(0, 0, 0);
+    scoped_ptr<WebKit::WebTransformOperations> operations2(
+        cc::TransformOperations::Create());
+    operations2->appendTranslate(1, 0, 0);
+    curve->add(WebTransformKeyframe(0, *operations1));
+    curve->add(WebTransformKeyframe(1, *operations2), WebAnimationCurve::TimingFunctionTypeLinear);
 
     scoped_ptr<cc::TimingFunction> timingFunction(cc::EaseTimingFunction::create());
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time).m41());
     }
 }
 
 } // namespace