[Typed-OM] Add CSSResourceValue

third_party/WebKit/Source/core/css/cssom/CSSResourceValueTest.cpp

+// Copyright 2016 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 "core/css/cssom/CSSResourceValue.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blink {
+
+namespace {
+
+class FakeCSSResourceValue : public CSSResourceValue {
+public:
+    ~FakeCSSResourceValue() { }
+
+    FakeCSSResourceValue(Resource* resource)

[meade_UTC10, 2016/08/02 00:58:14]

Since you've made CSSResourceValue not store a resource, taking this in here
doesn't make sense.

Best to remove this, FakeResource, and m_resource, and just make
FakeCSSResourceValue take a Resource::Status.

[anthonyhkf, 2016/08/02 01:16:15]

Done.

+    {
+        m_resource = resource;
+    }
+
+    FakeCSSResourceValue(KURL url, Resource::Type type)
+    {
+        m_resource = Resource::create(url, type);
+    }
+
+    CSSValue* toCSSValue() const override { return nullptr; }
+
+    DEFINE_INLINE_TRACE()
+    {
+        visitor->trace(m_resource);
+        CSSStyleValue::trace(visitor);
+    }
+
+    Resource::Status status() const override { return m_resource->getStatus(); }
+
+private:
+    Member<Resource> m_resource;
+};
+
+class FakeResource : public Resource {
+public:
+    FakeResource(Resource::Status status): Resource(ResourceRequest(), Resource::Image, ResourceLoaderOptions())
+    {
+        setStatus(status);
+    }
+};
+
+TEST(CSSResourceValueTest, CheckResourceFromURL)
+{
+    FakeCSSResourceValue* test = new FakeCSSResourceValue(KURL(ParsedURLString, ""), Resource::Raw);
+    EXPECT_EQ(test->state(), "unloaded");
+}
+
+TEST(CSSResourceValueTest, TestStatus)
+{
+    EXPECT_EQ((new FakeCSSResourceValue(new FakeResource(Resource::NotStarted)))->state(), "unloaded");
+    EXPECT_EQ((new FakeCSSResourceValue(new FakeResource(Resource::Pending)))->state(), "loading");
+    EXPECT_EQ((new FakeCSSResourceValue(new FakeResource(Resource::Cached)))->state(), "loaded");
+    EXPECT_EQ((new FakeCSSResourceValue(new FakeResource(Resource::LoadError)))->state(), "error");
+    EXPECT_EQ((new FakeCSSResourceValue(new FakeResource(Resource::DecodeError)))->state(), "error");
+}
+
+} // namespace
+
+} // namespace blink