Web Animations CSS: Split AnimatableNumber into AnimatableDouble and AnimatableLength

Source/core/animation/AnimatableDoubleTest.cpp

Index: Source/core/animation/AnimatableDoubleTest.cpp
diff --git a/Source/core/animation/AnimatableDoubleTest.cpp b/Source/core/animation/AnimatableDoubleTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..6fd782558bdfd34ac7750a015fdb2509b6f6d66e
--- /dev/null
+++ b/Source/core/animation/AnimatableDoubleTest.cpp
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2013, Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "core/animation/AnimatableDouble.h"
+
+#include "core/css/CSSPrimitiveValue.h"
+
+#include <gtest/gtest.h>
+
+using namespace WebCore;
+
+namespace {
+
+TEST(AnimatableDoubleTest, Create)
+{
+    EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(5).get()));
+    EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(10).get()));
+}
+
+TEST(AnimatableDoubleTest, ToCSSValue)
+{
+    RefPtr<CSSValue> cssValue5 = CSSPrimitiveValue::create(5, CSSPrimitiveValue::CSS_NUMBER);
+    RefPtr<CSSValue> cssValue10 = CSSPrimitiveValue::create(10, CSSPrimitiveValue::CSS_NUMBER);
+    EXPECT_TRUE(AnimatableDouble::create(5)->toCSSValue()->equals(*cssValue5.get()));
+    EXPECT_FALSE(AnimatableDouble::create(5)->toCSSValue()->equals(*cssValue10.get()));
+}
+
+TEST(AnimatableDoubleTest, ToDouble)
+{
+    EXPECT_EQ(5, AnimatableDouble::create(5)->toDouble());
+    EXPECT_EQ(10, AnimatableDouble::create(10)->toDouble());

[Timothy Loh, 2013/09/30 23:27:59]

I'm sure the class works fine, but maybe add a couple of tests here with
doubles, given that we're testing toDouble...

[alancutter (OOO until 2018), 2013/10/01 09:32:24]

Done.

+}
+
+
+TEST(AnimatableDoubleTest, Interpolate)
+{
+    RefPtr<AnimatableDouble> from10 = AnimatableDouble::create(10);
+    RefPtr<AnimatableDouble> to20 = AnimatableDouble::create(20);
+    EXPECT_EQ(5, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), -0.5).get())->toDouble());
+    EXPECT_EQ(10, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0).get())->toDouble());
+    EXPECT_EQ(14, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.4).get())->toDouble());
+    EXPECT_EQ(15, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.5).get())->toDouble());
+    EXPECT_EQ(16, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.6).get())->toDouble());
+    EXPECT_EQ(20, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1).get())->toDouble());
+    EXPECT_EQ(25, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1.5).get())->toDouble());
+}
+
+TEST(AnimatableDoubleTest, Add)
+{
+    EXPECT_EQ(-10, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(-2).get(), AnimatableDouble::create(-8).get()).get())->toDouble());
+    EXPECT_EQ(0, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(50).get(), AnimatableDouble::create(-50).get()).get())->toDouble());
+    EXPECT_EQ(10, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(4).get(), AnimatableDouble::create(6).get()).get())->toDouble());
+}
+
+}