Initial commit of sync engine code to browser/sync....

chrome/browser/sync/notifier/base/string_unittest.cc

+// Copyright (c) 2009 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 "chrome/browser/sync/notifier/base/string.h"
+#include "notifier/testing/notifier/unittest.h"
+
+namespace notifier {
+
+TEST_NOTIFIER_F(StringTest);
+
+TEST_F(StringTest, StringToInt) {
+  ASSERT_EQ(StringToInt("625"), 625);
+  ASSERT_EQ(StringToInt("6"), 6);
+  ASSERT_EQ(StringToInt("0"), 0);
+  ASSERT_EQ(StringToInt(" 122"), 122);
+  ASSERT_EQ(StringToInt("a"), 0);
+  ASSERT_EQ(StringToInt(" a"), 0);
+  ASSERT_EQ(StringToInt("2147483647"), 2147483647);
+  ASSERT_EQ(StringToInt("-2147483648"),
+            static_cast<int>(0x80000000));  // Hex constant avoids gcc warning.
+
+  int value = 0;
+  ASSERT_FALSE(ParseStringToInt("62.5", &value, true));
+  ASSERT_FALSE(ParseStringToInt("625e", &value, true));
+  ASSERT_FALSE(ParseStringToInt("2147483648", &value, true));
+  ASSERT_FALSE(ParseStringToInt("-2147483649", &value, true));
+  ASSERT_FALSE(ParseStringToInt("-4857004031", &value, true));
+}
+
+TEST_F(StringTest, StringToUint) {
+  ASSERT_EQ(StringToUint("625"), 625);
+  ASSERT_EQ(StringToUint("6"), 6);
+  ASSERT_EQ(StringToUint("0"), 0);
+  ASSERT_EQ(StringToUint(" 122"), 122);
+  ASSERT_EQ(StringToUint("a"), 0);
+  ASSERT_EQ(StringToUint(" a"), 0);
+  ASSERT_EQ(StringToUint("4294967295"), static_cast<uint32>(0xffffffff));
+
+  uint32 value = 0;
+  ASSERT_FALSE(ParseStringToUint("62.5", &value, true));
+  ASSERT_FALSE(ParseStringToUint("625e", &value, true));
+  ASSERT_FALSE(ParseStringToUint("4294967296", &value, true));
+  ASSERT_FALSE(ParseStringToUint("-1", &value, true));
+}
+
+TEST_F(StringTest, StringToInt64) {
+  ASSERT_EQ(StringToInt64("119600064000000000"),
+            INT64_C(119600064000000000));
+  ASSERT_EQ(StringToInt64(" 119600064000000000"),
+            INT64_C(119600064000000000));
+  ASSERT_EQ(StringToInt64("625"), 625);
+  ASSERT_EQ(StringToInt64("6"), 6);
+  ASSERT_EQ(StringToInt64("0"), 0);
+  ASSERT_EQ(StringToInt64(" 122"), 122);
+  ASSERT_EQ(StringToInt64("a"), 0);
+  ASSERT_EQ(StringToInt64(" a"), 0);
+  ASSERT_EQ(StringToInt64("9223372036854775807"), INT64_C(9223372036854775807));
+  ASSERT_EQ(StringToInt64("-9223372036854775808I64"),
+            static_cast<int64>(INT64_C(0x8000000000000000)));
+
+  int64 value = 0;
+  ASSERT_FALSE(ParseStringToInt64("62.5", &value, true));
+  ASSERT_FALSE(ParseStringToInt64("625e", &value, true));
+  ASSERT_FALSE(ParseStringToInt64("9223372036854775808", &value, true));
+  ASSERT_FALSE(ParseStringToInt64("-9223372036854775809", &value, true));
+}
+
+TEST_F(StringTest, StringToDouble) {
+  ASSERT_DOUBLE_EQ(StringToDouble("625"), 625);
+  ASSERT_DOUBLE_EQ(StringToDouble("-625"), -625);
+  ASSERT_DOUBLE_EQ(StringToDouble("-6.25"), -6.25);
+  ASSERT_DOUBLE_EQ(StringToDouble("6.25"), 6.25);
+  ASSERT_DOUBLE_EQ(StringToDouble("0.00"), 0);
+  ASSERT_DOUBLE_EQ(StringToDouble(" 55.1"), 55.1);
+  ASSERT_DOUBLE_EQ(StringToDouble(" 55.001"), 55.001);
+  ASSERT_DOUBLE_EQ(StringToDouble("  1.001"), 1.001);
+
+  double value = 0.0;
+  ASSERT_FALSE(ParseStringToDouble("62*5", &value, true));
+}
+
+TEST_F(StringTest, Int64ToHexString) {
+  ASSERT_STREQ("1a8e79fe1d58000",
+               Int64ToHexString(INT64_C(119600064000000000)).c_str());
+  ASSERT_STREQ("271", Int64ToHexString(625).c_str());
+  ASSERT_STREQ("0", Int64ToHexString(0).c_str());
+}
+
+TEST_F(StringTest, StringStartsWith) {
+  { std::string s(""); ASSERT_TRUE(StringStartsWith(s, "")); }
+  { std::string s("abc"); ASSERT_TRUE(StringStartsWith(s, "ab")); }
+  { std::string s("abc"); ASSERT_FALSE(StringStartsWith(s, "bc")); }
+}
+
+TEST_F(StringTest, StringEndsWith) {
+  { std::string s(""); ASSERT_TRUE(StringEndsWith(s, "")); }
+  { std::string s("abc"); ASSERT_TRUE(StringEndsWith(s, "bc")); }
+  { std::string s("abc"); ASSERT_FALSE(StringEndsWith(s, "ab")); }
+}
+
+TEST_F(StringTest, MakeStringEndWith) {
+  {
+    std::string s("");
+    std::string t(MakeStringEndWith(s, ""));
+    ASSERT_STREQ(t.c_str(), "");
+  }
+  {
+    std::string s("abc");
+    std::string t(MakeStringEndWith(s, "def"));
+    ASSERT_STREQ(t.c_str(), "abcdef");
+  }
+  {
+    std::string s("abc");
+    std::string t(MakeStringEndWith(s, "bc"));
+    ASSERT_STREQ(t.c_str(), "abc");
+  }
+}
+
+TEST_F(StringTest, LowerString) {
+  { std::string s("");  LowerString(&s);  ASSERT_STREQ(s.c_str(), ""); }
+  { std::string s("a");  LowerString(&s);  ASSERT_STREQ(s.c_str(), "a"); }
+  { std::string s("A");  LowerString(&s);  ASSERT_STREQ(s.c_str(), "a"); }
+  { std::string s("abc"); LowerString(&s); ASSERT_STREQ(s.c_str(), "abc"); }
+  { std::string s("ABC"); LowerString(&s); ASSERT_STREQ(s.c_str(), "abc"); }
+}
+
+TEST_F(StringTest, UpperString) {
+  { std::string s("");  UpperString(&s);  ASSERT_STREQ(s.c_str(), ""); }
+  { std::string s("A");  UpperString(&s);  ASSERT_STREQ(s.c_str(), "A"); }
+  { std::string s("a");  UpperString(&s);  ASSERT_STREQ(s.c_str(), "A"); }
+  { std::string s("ABC"); UpperString(&s); ASSERT_STREQ(s.c_str(), "ABC"); }
+  { std::string s("abc"); UpperString(&s); ASSERT_STREQ(s.c_str(), "ABC"); }
+}
+
+TEST_F(StringTest, TrimString) {
+  const char* white = " \n\t";
+  std::string s, c;
+
+  // TrimStringLeft
+  s = "";       // empty
+  c = "";
+  ASSERT_EQ(TrimStringLeft(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t";  // all bad
+  c = "";
+  ASSERT_EQ(TrimStringLeft(&s, white), 3);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = "dog";    // nothing bad
+  c = "dog";
+  ASSERT_EQ(TrimStringLeft(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " dog ";  // some bad
+  c = "dog ";
+  ASSERT_EQ(TrimStringLeft(&s, white), 1);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t\t I love my little dog \n\t ";
+  c = "I love my little dog \n\t ";
+  ASSERT_EQ(TrimStringLeft(&s, white), 5);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  // TrimStringRight
+  s = "";
+  c = "";
+  ASSERT_EQ(TrimStringRight(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t";
+  c = "";
+  ASSERT_EQ(TrimStringRight(&s, white), 3);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = "dog";
+  c = "dog";
+  ASSERT_EQ(TrimStringRight(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " dog ";
+  c = " dog";
+  ASSERT_EQ(TrimStringRight(&s, white), 1);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t\t I love my little dog \n\t ";
+  c = " \n\t\t I love my little dog";
+  ASSERT_EQ(TrimStringRight(&s, white), 4);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  // TrimString
+  s = "";
+  c = "";
+  ASSERT_EQ(TrimString(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t";
+  c = "";
+  ASSERT_EQ(TrimString(&s, white), 3);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = "dog";
+  c = "dog";
+  ASSERT_EQ(TrimString(&s, white), 0);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " dog ";
+  c = "dog";
+  ASSERT_EQ(TrimString(&s, white), 2);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+
+  s = " \n\t\t I love my little dog \n\t ";
+  c = "I love my little dog";
+  ASSERT_EQ(TrimString(&s, white), 9);
+  ASSERT_STREQ(s.c_str(), c.c_str());
+}
+
+TEST_F(StringTest, SplitOneStringToken) {
+  const char* teststrings[] = {
+    "alongword",
+    "alongword ",
+    "alongword  ",
+    "alongword anotherword",
+    " alongword",
+    "",
+  };
+  const char* source = NULL;
+
+  source = teststrings[0];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "alongword");
+  ASSERT_STREQ(source, NULL);
+
+  source = teststrings[1];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "alongword");
+  ASSERT_STREQ(source, teststrings[1] + strlen("alongword") + 1);
+
+  source = teststrings[2];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "alongword");
+  ASSERT_STREQ(source, teststrings[2] + strlen("alongword") + 1);
+
+  source = teststrings[3];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "alongword");
+  ASSERT_STREQ(source, teststrings[3] + strlen("alongword") + 1);
+
+  source = teststrings[4];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "");
+  ASSERT_STREQ(source, teststrings[4] + 1);
+
+  source = teststrings[5];
+  ASSERT_STREQ(SplitOneStringToken(&source, " ").c_str(), "");
+  ASSERT_STREQ(source, NULL);
+}
+
+TEST_F(StringTest, FixedString) {
+  // Test basic operation.
+  const wchar_t kData[] = L"hello world";
+  FixedString<wchar_t, 40> buf;
+
+  buf.Append(kData);
+  EXPECT_EQ(arraysize(kData)-1, buf.size());
+  EXPECT_EQ(0, wcscmp(kData, buf.get()));
+
+  buf.Append(' ');
+  buf.Append(kData);
+  const wchar_t kExpected[] = L"hello world hello world";
+  EXPECT_EQ(arraysize(kExpected)-1, buf.size());
+  EXPECT_EQ(0, wcscmp(kExpected, buf.get()));
+  EXPECT_EQ(false, buf.was_truncated());
+
+  // Test overflow.
+  FixedString<wchar_t, 5> buf2;
+  buf2.Append(L"hello world");
+  EXPECT_EQ(static_cast<size_t>(0), buf2.size());
+  EXPECT_EQ(0, buf2.get()[0]);
+  EXPECT_EQ(true, buf2.was_truncated());
+}
+
+TEST_F(StringTest, LowerToPascalCase) {
+  EXPECT_STREQ("", LowerWithUnderToPascalCase("").c_str());
+  EXPECT_STREQ("A", LowerWithUnderToPascalCase("a").c_str());
+  EXPECT_STREQ("TestS", LowerWithUnderToPascalCase("test_s").c_str());
+  EXPECT_STREQ("XQ", LowerWithUnderToPascalCase("x_q").c_str());
+  EXPECT_STREQ("XQDNS", LowerWithUnderToPascalCase("x_qDNS").c_str());
+}
+
+TEST_F(StringTest, PascalCaseToLower) {
+  EXPECT_STREQ("", PascalCaseToLowerWithUnder("").c_str());
+  EXPECT_STREQ("a", PascalCaseToLowerWithUnder("A").c_str());
+  EXPECT_STREQ("test_s", PascalCaseToLowerWithUnder("TestS").c_str());
+  EXPECT_STREQ("xq", PascalCaseToLowerWithUnder("XQ").c_str());
+  EXPECT_STREQ("dns_name", PascalCaseToLowerWithUnder("DNSName").c_str());
+  EXPECT_STREQ("xqdns", PascalCaseToLowerWithUnder("XQDNS").c_str());
+  EXPECT_STREQ("xqdn_sa", PascalCaseToLowerWithUnder("XQDNSa").c_str());
+  EXPECT_STREQ("dns1", PascalCaseToLowerWithUnder("DNS1").c_str());
+}
+
+TEST_F(StringTest, HtmlEncode) {
+  EXPECT_STREQ("dns", HtmlEncode("dns").c_str());
+  EXPECT_STREQ("&amp;", HtmlEncode("&").c_str());
+  EXPECT_STREQ("&amp;amp;", HtmlEncode("&amp;").c_str());
+  EXPECT_STREQ("&lt;!&gt;", HtmlEncode("<!>").c_str());
+}
+
+TEST_F(StringTest, HtmlDecode) {
+  EXPECT_STREQ("dns", HtmlDecode("dns").c_str());
+  EXPECT_STREQ("&", HtmlDecode("&amp;").c_str());
+  EXPECT_STREQ("&amp;", HtmlDecode("&amp;amp;").c_str());
+  EXPECT_STREQ("<!>", HtmlDecode("&lt;!&gt;").c_str());
+}
+
+TEST_F(StringTest, UrlEncode) {
+  EXPECT_STREQ("%26", UrlEncode("&").c_str());
+  EXPECT_STREQ("%3f%20", UrlEncode("? ").c_str());
+  EXPECT_STREQ("as%20dfdsa", UrlEncode("as dfdsa").c_str());
+  EXPECT_STREQ("%3c!%3e", UrlEncode("<!>").c_str());
+  EXPECT_STREQ("!%23!", UrlEncode("!#!").c_str());
+  EXPECT_STREQ("!!", UrlEncode("!!").c_str());
+}
+
+TEST_F(StringTest, UrlDecode) {
+  EXPECT_STREQ("&", UrlDecode("%26").c_str());
+  EXPECT_STREQ("? ", UrlDecode("%3f%20").c_str());
+  EXPECT_STREQ("as dfdsa", UrlDecode("as%20dfdsa").c_str());
+  EXPECT_STREQ("<!>", UrlDecode("%3c!%3e").c_str());
+  EXPECT_STREQ("&amp;", UrlDecode("&amp;").c_str());
+}
+
+TEST_F(StringTest, StringReplace) {
+  // Test StringReplace core functionality.
+  std::string s = "<attribute name=abcd/>";
+  StringReplace(&s, "=", " = ", false);
+  EXPECT_STREQ(s.c_str(), "<attribute name = abcd/>");
+
+  // Test for negative case.
+  s = "<attribute name=abcd/>";
+  StringReplace(&s, "-", "=", false);
+  EXPECT_STREQ(s.c_str(), "<attribute name=abcd/>");
+
+  // Test StringReplace core functionality with replace_all flag set.
+  s = "<attribute name==abcd/>";
+  StringReplace(&s, "=", " = ", true);
+  EXPECT_STREQ(s.c_str(), "<attribute name =  = abcd/>");
+
+  // Input is an empty string.
+  s = "";
+  StringReplace(&s, "=", " = ", false);
+  EXPECT_STREQ(s.c_str(), "");
+
+  // Input is an empty string and this is a request for repeated
+  // string replaces.
+  s = "";
+  StringReplace(&s, "=", " = ", true);
+  EXPECT_STREQ(s.c_str(), "");
+
+  // Input and string to replace is an empty string.
+  s = "";
+  StringReplace(&s, "", " = ", false);
+  EXPECT_STREQ(s.c_str(), "");
+}
+
+}  // namespace notifier