Define "opaque" FormData objects.

Source/core/html/DOMFormDataTest.cpp

+// Copyright 2015 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 "config.h"
+#include "core/html/DOMFormData.h"
+
+#include "core/html/FormDataList.h"
+#include <gtest/gtest.h>
+
+namespace blink {
+
+TEST(DOMFormDataTest, opacityGet)
+{
+    DOMFormData* fd = DOMFormData::create(UTF8Encoding());
+    fd->append("name1", "value1");
+
+    FileOrUSVString result;
+    fd->get("name1", result);
+    EXPECT_TRUE(result.isUSVString());
+    EXPECT_EQ("value1", result.getAsUSVString());
+
+    FormDataList::Entry entry = fd->getEntry("name1");
+    EXPECT_EQ("value1", entry.string());
+
+    fd->makeOpaque();
+
+    // Web-exposed interface should be opaque.
+    FileOrUSVString opaqueResult;
+    fd->get("name1", opaqueResult);
+    EXPECT_TRUE(opaqueResult.isNull());
+
+    // Internal interface should be uneffected.
+    FormDataList::Entry opaqueEntry = fd->getEntry("name1");
+    EXPECT_EQ("value1", opaqueEntry.string());
+}
+
+TEST(DOMFormDataTest, opacityGetAll)
+{
+    DOMFormData* fd = DOMFormData::create(UTF8Encoding());
+    fd->append("name1", "value1");
+
+    HeapVector<FormDataEntryValue> results = fd->getAll("name1");
+    EXPECT_EQ(1u, results.size());
+    EXPECT_TRUE(results[0].isUSVString());
+    EXPECT_EQ("value1", results[0].getAsUSVString());
+
+    EXPECT_EQ(1u, fd->size());
+
+    fd->makeOpaque();
+
+    // Web-exposed interface should be opaque.
+    results = fd->getAll("name1");
+    EXPECT_EQ(0u, results.size());
+
+    // Internal interface should be uneffected.
+    EXPECT_EQ(1u, fd->size());
+}
+
+TEST(DOMFormDataTest, opacityHas)
+{
+    DOMFormData* fd = DOMFormData::create(UTF8Encoding());
+    fd->append("name1", "value1");
+
+    EXPECT_TRUE(fd->has("name1"));
+    EXPECT_TRUE(fd->hasEntry("name1"));
+
+    fd->makeOpaque();
+
+    // Web-exposed interface should be opaque.
+    EXPECT_FALSE(fd->has("name1"));
+
+    // Internal interface should be uneffected.
+    EXPECT_TRUE(fd->hasEntry("name1"));
+}
+
+} // namespace blink