Check-in rlz code to src\rlz from http://code.google.com/p/rlz/.

rlz/lib/string_utils_unittest.cc

Index: rlz/lib/string_utils_unittest.cc
===================================================================
--- rlz/lib/string_utils_unittest.cc	(revision 0)
+++ rlz/lib/string_utils_unittest.cc	(revision 0)
@@ -0,0 +1,69 @@
+// Copyright (c) 2012 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.
+//
+// Unit test for string manipulation functions used in the RLZ library.
+
+#include "rlz/lib/string_utils.h"
+
+#include "base/basictypes.h"
+#include "base/logging.h"
+#include "base/utf_string_conversions.h"
+#include "rlz/lib/assert.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+TEST(StringUtilsUnittest, IsAscii) {
+  rlz_lib::SetExpectedAssertion("");
+
+  char bad_letters[] = {'\x80', '\xA0', '\xFF'};
+  for (size_t i = 0; i < arraysize(bad_letters); ++i)
+    EXPECT_FALSE(rlz_lib::IsAscii(bad_letters[i]));
+
+  char good_letters[] = {'A', '~', '\n', 0x7F, 0x00};
+  for (size_t i = 0; i < arraysize(good_letters); ++i)
+    EXPECT_TRUE(rlz_lib::IsAscii(good_letters[i]));
+}
+
+TEST(StringUtilsUnittest, HexStringToInteger) {
+  rlz_lib::SetExpectedAssertion("HexStringToInteger: text is NULL.");
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger(NULL));
+
+  rlz_lib::SetExpectedAssertion("");
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger(""));
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger("   "));
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger("  0x  "));
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger("  0x0  "));
+  EXPECT_EQ(0x12345, rlz_lib::HexStringToInteger("12345"));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("a34Ed0"));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("0xa34Ed0"));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("   0xa34Ed0"));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("0xa34Ed0   "));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("   0xa34Ed0   "));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("   0x000a34Ed0   "));
+  EXPECT_EQ(0xa34Ed0, rlz_lib::HexStringToInteger("   000a34Ed0   "));
+
+  rlz_lib::SetExpectedAssertion(
+      "HexStringToInteger: text contains non-hex characters.");
+  EXPECT_EQ(0x12ff, rlz_lib::HexStringToInteger("12ffg"));
+  EXPECT_EQ(0x12f, rlz_lib::HexStringToInteger("12f 121"));
+  EXPECT_EQ(0x12f, rlz_lib::HexStringToInteger("12f 121"));
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger("g12f"));
+  EXPECT_EQ(0, rlz_lib::HexStringToInteger("  0x0  \n"));
+
+  rlz_lib::SetExpectedAssertion("");
+}
+
+TEST(StringUtilsUnittest, TestBytesToString) {
+  unsigned char data[] = {0x1E, 0x00, 0x21, 0x67, 0xFF};
+  std::string result;
+
+  EXPECT_FALSE(rlz_lib::BytesToString(NULL, 5, &result));
+  EXPECT_FALSE(rlz_lib::BytesToString(data, 5, NULL));
+  EXPECT_FALSE(rlz_lib::BytesToString(NULL, 5, NULL));
+
+  EXPECT_TRUE(rlz_lib::BytesToString(data, 5, &result));
+  EXPECT_EQ(std::string("1E002167FF"), result);
+  EXPECT_TRUE(rlz_lib::BytesToString(data, 4, &result));
+  EXPECT_EQ(std::string("1E002167"), result);
+}