Add support for CSS unicod encoding to the text codec.

third_party/WebKit/Source/wtf/text/TextCodecTest.cpp

 /*
- * Copyright (C) 2013 Google Inc. All rights reserved.
+ * Copyright (C) 2016 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 "public/web/WebUserGestureToken.h"
+#include "wtf/text/TextCodec.h"
 
-#include "platform/UserGestureIndicator.h"
-#include "public/web/WebScopedUserGesture.h"
-#include "public/web/WebUserGestureIndicator.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace blink {
+namespace WTF {
 
-TEST(WebUserGestureTokenTest, Basic)
-{
-    WebUserGestureToken token;
-    EXPECT_FALSE(token.hasGestures());
-    UserGestureIndicator::clearProcessedUserGestureSinceLoad();
-    EXPECT_FALSE(UserGestureIndicator::processedUserGestureSinceLoad());
+namespace {
 
+    TEST(TextCodec, QuestionMarkEncoding)
     {
-        WebScopedUserGesture indicator(token);
-        EXPECT_FALSE(WebUserGestureIndicator::isProcessingUserGesture());
+        UnencodableReplacementArray replacement;
+        int size = TextCodec::getUnencodableReplacement(0xE003,
+            QuestionMarksForUnencodables,
+            replacement);
+        EXPECT_EQ(size, 1);
+        EXPECT_EQ(replacement[0], '?');
+        EXPECT_EQ(replacement[1], 0);
     }
 
+    TEST(TextCodec, HTMLEntityEncoding)
     {
-        UserGestureIndicator indicator(DefinitelyProcessingNewUserGesture);
-        EXPECT_TRUE(WebUserGestureIndicator::isProcessingUserGesture());
-        token = WebUserGestureIndicator::currentUserGestureToken();
-        EXPECT_TRUE(UserGestureIndicator::processedUserGestureSinceLoad());
+        UnencodableReplacementArray replacement;
+        int size = TextCodec::getUnencodableReplacement(0xE003,
+            EntitiesForUnencodables,
+            replacement);
+        EXPECT_EQ(size, 8);
+        EXPECT_EQ(std::string(replacement), "");
+        EXPECT_EQ(replacement[8], 0);
     }
 
-    EXPECT_TRUE(token.hasGestures());
-    EXPECT_FALSE(WebUserGestureIndicator::isProcessingUserGesture());
-
+    TEST(TextCodec, URLEntityEncoding)
     {
-        WebScopedUserGesture indicator(token);
-        EXPECT_TRUE(WebUserGestureIndicator::isProcessingUserGesture());
-        WebUserGestureIndicator::consumeUserGesture();
-        EXPECT_FALSE(WebUserGestureIndicator::isProcessingUserGesture());
+        UnencodableReplacementArray replacement;
+        int size = TextCodec::getUnencodableReplacement(
+            0xE003,
+            URLEncodedEntitiesForUnencodables,
+            replacement);
+        EXPECT_EQ(size, 14);
+        EXPECT_EQ(std::string(replacement), "%26%2357347%3B");
+        EXPECT_EQ(replacement[14], 0);
     }
 
-    EXPECT_FALSE(token.hasGestures());
-
+    TEST(TextCodec, CSSEntityEncoding)
     {
-        WebScopedUserGesture indicator(token);
-        EXPECT_FALSE(WebUserGestureIndicator::isProcessingUserGesture());
+        UnencodableReplacementArray replacement;
+        int size = TextCodec::getUnencodableReplacement(
+            0xE003,
+            CSSEncodedEntitiesForUnencodables,
+            replacement);
+        EXPECT_EQ(size, 6);
+        EXPECT_EQ(std::string(replacement), "\\e003 ");
+        EXPECT_EQ(replacement[6], 0);
     }
 
-    EXPECT_TRUE(UserGestureIndicator::processedUserGestureSinceLoad());
-}
-
-} // namespace blink
+} // anonymous namespace
+} // namespace WTF