// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// http://code.google.com/p/protobuf/
//
// 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.
// Author: kenton@google.com (Kenton Varda)
#include <google/protobuf/stubs/strutil.h>
#include <google/protobuf/testing/googletest.h>
#include <gtest/gtest.h>
#include <locale.h>
namespace google {
namespace protobuf {
namespace {
// TODO(kenton): Copy strutil tests from google3?
TEST(StringUtilityTest, ImmuneToLocales) {
// Remember the old locale.
char* old_locale_cstr = setlocale(LC_NUMERIC, NULL);
ASSERT_TRUE(old_locale_cstr != NULL);
string old_locale = old_locale_cstr;
// Set the locale to "C".
ASSERT_TRUE(setlocale(LC_NUMERIC, "C") != NULL);
EXPECT_EQ(1.5, NoLocaleStrtod("1.5", NULL));
EXPECT_EQ("1.5", SimpleDtoa(1.5));
EXPECT_EQ("1.5", SimpleFtoa(1.5));
// Verify that the endptr is set correctly even if not all text was parsed.
const char* text = "1.5f";
char* endptr;
EXPECT_EQ(1.5, NoLocaleStrtod(text, &endptr));
EXPECT_EQ(3, endptr - text);
if (setlocale(LC_NUMERIC, "es_ES") == NULL &&
setlocale(LC_NUMERIC, "es_ES.utf8") == NULL) {
// Some systems may not have the desired locale available.
GOOGLE_LOG(WARNING)
<< "Couldn't set locale to es_ES. Skipping this test.";
} else {
EXPECT_EQ(1.5, NoLocaleStrtod("1.5", NULL));
EXPECT_EQ("1.5", SimpleDtoa(1.5));
EXPECT_EQ("1.5", SimpleFtoa(1.5));
EXPECT_EQ(1.5, NoLocaleStrtod(text, &endptr));
EXPECT_EQ(3, endptr - text);
}
// Return to original locale.
setlocale(LC_NUMERIC, old_locale.c_str());
}
} // anonymous namespace
} // namespace protobuf
} // namespace google