Reland: Move wtf_unittests to platform/wtf/.

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

Index: third_party/WebKit/Source/wtf/text/StringBuilderTest.cpp
diff --git a/third_party/WebKit/Source/wtf/text/StringBuilderTest.cpp b/third_party/WebKit/Source/wtf/text/StringBuilderTest.cpp
deleted file mode 100644
index acaee22832dc68df09c65aaccf64cc91a6736560..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/wtf/text/StringBuilderTest.cpp
+++ /dev/null
@@ -1,341 +0,0 @@
-/*
- * Copyright (C) 2011 Google Inc. All rights reserved.
- * Copyright (C) 2013 Apple 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 "wtf/text/StringBuilder.h"
-
-#include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/Assertions.h"
-#include "wtf/text/CString.h"
-#include "wtf/text/CharacterNames.h"
-#include "wtf/text/WTFString.h"
-
-namespace WTF {
-
-namespace {
-
-void expectBuilderContent(const String& expected,
-                          const StringBuilder& builder) {
-  // Not using builder.toString() because it changes internal state of builder.
-  if (builder.is8Bit())
-    EXPECT_EQ(expected, String(builder.characters8(), builder.length()));
-  else
-    EXPECT_EQ(expected, String(builder.characters16(), builder.length()));
-}
-
-void expectEmpty(const StringBuilder& builder) {
-  EXPECT_EQ(0U, builder.length());
-  EXPECT_TRUE(builder.isEmpty());
-  EXPECT_EQ(0, builder.characters8());
-}
-
-}  // namespace
-
-TEST(StringBuilderTest, DefaultConstructor) {
-  StringBuilder builder;
-  expectEmpty(builder);
-}
-
-TEST(StringBuilderTest, Append) {
-  StringBuilder builder;
-  builder.append(String("0123456789"));
-  expectBuilderContent("0123456789", builder);
-  builder.append("abcd");
-  expectBuilderContent("0123456789abcd", builder);
-  builder.append("efgh", 3);
-  expectBuilderContent("0123456789abcdefg", builder);
-  builder.append("");
-  expectBuilderContent("0123456789abcdefg", builder);
-  builder.append('#');
-  expectBuilderContent("0123456789abcdefg#", builder);
-
-  builder.toString();  // Test after reifyString().
-  StringBuilder builder1;
-  builder.append("", 0);
-  expectBuilderContent("0123456789abcdefg#", builder);
-  builder1.append(builder.characters8(), builder.length());
-  builder1.append("XYZ");
-  builder.append(builder1.characters8(), builder1.length());
-  expectBuilderContent("0123456789abcdefg#0123456789abcdefg#XYZ", builder);
-
-  StringBuilder builder2;
-  builder2.reserveCapacity(100);
-  builder2.append("xyz");
-  const LChar* characters = builder2.characters8();
-  builder2.append("0123456789");
-  EXPECT_EQ(characters, builder2.characters8());
-
-  StringBuilder builder3;
-  builder3.append("xyz", 1, 2);
-  expectBuilderContent("yz", builder3);
-
-  StringBuilder builder4;
-  builder4.append("abc", 5, 3);
-  expectEmpty(builder4);
-
-  StringBuilder builder5;
-  builder5.append(StringView(StringView("def"), 1, 1));
-  expectBuilderContent("e", builder5);
-
-  // append() has special code paths for String backed StringView instead of
-  // just char* backed ones.
-  StringBuilder builder6;
-  builder6.append(String("ghi"), 1, 2);
-  expectBuilderContent("hi", builder6);
-
-  // Test appending UChar32 characters to StringBuilder.
-  StringBuilder builderForUChar32Append;
-  UChar32 frakturAChar = 0x1D504;
-  // The fraktur A is not in the BMP, so it's two UTF-16 code units long.
-  builderForUChar32Append.append(frakturAChar);
-  EXPECT_FALSE(builderForUChar32Append.is8Bit());
-  EXPECT_EQ(2U, builderForUChar32Append.length());
-  builderForUChar32Append.append(static_cast<UChar32>('A'));
-  EXPECT_EQ(3U, builderForUChar32Append.length());
-  const UChar resultArray[] = {U16_LEAD(frakturAChar), U16_TRAIL(frakturAChar),
-                               'A'};
-  expectBuilderContent(String(resultArray, WTF_ARRAY_LENGTH(resultArray)),
-                       builderForUChar32Append);
-}
-
-TEST(StringBuilderTest, AppendSharingImpl) {
-  String string("abc");
-  StringBuilder builder1;
-  builder1.append(string);
-  EXPECT_EQ(string.impl(), builder1.toString().impl());
-  EXPECT_EQ(string.impl(), builder1.toAtomicString().impl());
-
-  StringBuilder builder2;
-  builder2.append(string, 0, string.length());
-  EXPECT_EQ(string.impl(), builder2.toString().impl());
-  EXPECT_EQ(string.impl(), builder2.toAtomicString().impl());
-}
-
-TEST(StringBuilderTest, ToString) {
-  StringBuilder builder;
-  builder.append("0123456789");
-  String string = builder.toString();
-  EXPECT_EQ(String("0123456789"), string);
-  EXPECT_EQ(string.impl(), builder.toString().impl());
-
-  // Changing the StringBuilder should not affect the original result of
-  // toString().
-  builder.append("abcdefghijklmnopqrstuvwxyz");
-  EXPECT_EQ(String("0123456789"), string);
-
-  // Changing the StringBuilder should not affect the original result of
-  // toString() in case the capacity is not changed.
-  builder.reserveCapacity(200);
-  string = builder.toString();
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyz"), string);
-  builder.append("ABC");
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyz"), string);
-
-  // Changing the original result of toString() should not affect the content of
-  // the StringBuilder.
-  String string1 = builder.toString();
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyzABC"), string1);
-  string1.append("DEF");
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyzABC"),
-            builder.toString());
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyzABCDEF"), string1);
-
-  // Resizing the StringBuilder should not affect the original result of
-  // toString().
-  string1 = builder.toString();
-  builder.resize(10);
-  builder.append("###");
-  EXPECT_EQ(String("0123456789abcdefghijklmnopqrstuvwxyzABC"), string1);
-}
-
-TEST(StringBuilderTest, Clear) {
-  StringBuilder builder;
-  builder.append("0123456789");
-  builder.clear();
-  expectEmpty(builder);
-}
-
-TEST(StringBuilderTest, Array) {
-  StringBuilder builder;
-  builder.append("0123456789");
-  EXPECT_EQ('0', static_cast<char>(builder[0]));
-  EXPECT_EQ('9', static_cast<char>(builder[9]));
-  builder.toString();  // Test after reifyString().
-  EXPECT_EQ('0', static_cast<char>(builder[0]));
-  EXPECT_EQ('9', static_cast<char>(builder[9]));
-}
-
-TEST(StringBuilderTest, Resize) {
-  StringBuilder builder;
-  builder.append("0123456789");
-  builder.resize(10);
-  EXPECT_EQ(10U, builder.length());
-  expectBuilderContent("0123456789", builder);
-  builder.resize(8);
-  EXPECT_EQ(8U, builder.length());
-  expectBuilderContent("01234567", builder);
-
-  builder.toString();
-  builder.resize(7);
-  EXPECT_EQ(7U, builder.length());
-  expectBuilderContent("0123456", builder);
-  builder.resize(0);
-  expectEmpty(builder);
-}
-
-TEST(StringBuilderTest, Equal) {
-  StringBuilder builder1;
-  StringBuilder builder2;
-  EXPECT_TRUE(builder1 == builder2);
-  EXPECT_TRUE(equal(builder1, static_cast<LChar*>(0), 0));
-  EXPECT_TRUE(builder1 == String());
-  EXPECT_TRUE(String() == builder1);
-  EXPECT_TRUE(builder1 != String("abc"));
-
-  builder1.append("123");
-  builder1.reserveCapacity(32);
-  builder2.append("123");
-  builder1.reserveCapacity(64);
-  EXPECT_TRUE(builder1 == builder2);
-  EXPECT_TRUE(builder1 == String("123"));
-  EXPECT_TRUE(String("123") == builder1);
-
-  builder2.append("456");
-  EXPECT_TRUE(builder1 != builder2);
-  EXPECT_TRUE(builder2 != builder1);
-  EXPECT_TRUE(String("123") != builder2);
-  EXPECT_TRUE(builder2 != String("123"));
-  builder2.toString();  // Test after reifyString().
-  EXPECT_TRUE(builder1 != builder2);
-
-  builder2.resize(3);
-  EXPECT_TRUE(builder1 == builder2);
-
-  builder1.toString();  // Test after reifyString().
-  EXPECT_TRUE(builder1 == builder2);
-}
-
-TEST(StringBuilderTest, ToAtomicString) {
-  StringBuilder builder;
-  builder.append("123");
-  AtomicString atomicString = builder.toAtomicString();
-  EXPECT_EQ(String("123"), atomicString);
-
-  builder.reserveCapacity(256);
-  for (int i = builder.length(); i < 128; i++)
-    builder.append('x');
-  AtomicString atomicString1 = builder.toAtomicString();
-  EXPECT_EQ(128u, atomicString1.length());
-  EXPECT_EQ('x', atomicString1[127]);
-
-  // Later change of builder should not affect the atomic string.
-  for (int i = builder.length(); i < 256; i++)
-    builder.append('x');
-  EXPECT_EQ(128u, atomicString1.length());
-
-  String string = builder.toString();
-  AtomicString atomicString2 = builder.toAtomicString();
-  // They should share the same StringImpl.
-  EXPECT_EQ(atomicString2.impl(), string.impl());
-}
-
-TEST(StringBuilderTest, ToAtomicStringOnEmpty) {
-  {  // Default constructed.
-    StringBuilder builder;
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // With capacity.
-    StringBuilder builder;
-    builder.reserveCapacity(64);
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // AtomicString constructed from a null string.
-    StringBuilder builder;
-    builder.append(String());
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // AtomicString constructed from an empty string.
-    StringBuilder builder;
-    builder.append(emptyString);
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // AtomicString constructed from an empty StringBuilder.
-    StringBuilder builder;
-    StringBuilder emptyBuilder;
-    builder.append(emptyBuilder);
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // AtomicString constructed from an empty char* string.
-    StringBuilder builder;
-    builder.append("", 0);
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-  {  // Cleared StringBuilder.
-    StringBuilder builder;
-    builder.append("WebKit");
-    builder.clear();
-    AtomicString atomicString = builder.toAtomicString();
-    EXPECT_EQ(emptyAtom, atomicString);
-  }
-}
-
-TEST(StringBuilderTest, Substring) {
-  {  // Default constructed.
-    StringBuilder builder;
-    String substring = builder.substring(0, 10);
-    EXPECT_EQ(emptyString, substring);
-  }
-  {  // With capacity.
-    StringBuilder builder;
-    builder.reserveCapacity(64);
-    builder.append("abc");
-    String substring = builder.substring(2, 10);
-    EXPECT_EQ(String("c"), substring);
-  }
-}
-
-TEST(StringBuilderTest, AppendNumberDoubleUChar) {
-  const double someNumber = 1.2345;
-  StringBuilder reference;
-  reference.append(replacementCharacter);  // Make it UTF-16.
-  reference.append(String::number(someNumber));
-  StringBuilder test;
-  test.append(replacementCharacter);
-  test.appendNumber(someNumber);
-  EXPECT_EQ(reference, test);
-}
-
-}  // namespace WTF