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// Copyright (c) 2011 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 <limits>
#include "base/i18n/number_formatting.h"
#include "base/i18n/rtl.h"
#include "base/strings/utf_string_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
TEST(NumberFormattingTest, FormatNumber) {
static const struct {
int64 number;
const char* expected_english;
const char* expected_german;
} cases[] = {
{0, "0", "0"},
{1024, "1,024", "1.024"},
{std::numeric_limits<int64>::max(),
"9,223,372,036,854,775,807", "9.223.372.036.854.775.807"},
{std::numeric_limits<int64>::min(),
"-9,223,372,036,854,775,808", "-9.223.372.036.854.775.808"},
{-42, "-42", "-42"},
};
for (size_t i = 0; i < arraysize(cases); ++i) {
i18n::SetICUDefaultLocale("en");
testing::ResetFormatters();
EXPECT_EQ(cases[i].expected_english,
UTF16ToUTF8(FormatNumber(cases[i].number)));
i18n::SetICUDefaultLocale("de");
testing::ResetFormatters();
EXPECT_EQ(cases[i].expected_german,
UTF16ToUTF8(FormatNumber(cases[i].number)));
}
}
TEST(NumberFormattingTest, FormatDouble) {
static const struct {
double number;
int frac_digits;
const char* expected_english;
const char* expected_german;
} cases[] = {
{0.0, 0, "0", "0"},
#if !defined(OS_ANDROID)
// Bionic can't printf negative zero correctly.
{-0.0, 4, "-0.0000", "-0,0000"},
#endif
{1024.2, 0, "1,024", "1.024"},
{-1024.223, 2, "-1,024.22", "-1.024,22"},
{std::numeric_limits<double>::max(), 6,
"179,769,313,486,232,000,000,000,000,000,000,000,000,000,000,000,000,"
"000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,"
"000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,"
"000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,"
"000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,"
"000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,"
"000.000000",
"179.769.313.486.232.000.000.000.000.000.000.000.000.000.000.000.000."
"000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000."
"000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000."
"000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000."
"000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000."
"000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000."
"000,000000"},
{std::numeric_limits<double>::min(), 2, "0.00", "0,00"},
{-42.7, 3, "-42.700", "-42,700"},
};
for (size_t i = 0; i < arraysize(cases); ++i) {
i18n::SetICUDefaultLocale("en");
testing::ResetFormatters();
EXPECT_EQ(cases[i].expected_english,
UTF16ToUTF8(FormatDouble(cases[i].number, cases[i].frac_digits)));
i18n::SetICUDefaultLocale("de");
testing::ResetFormatters();
EXPECT_EQ(cases[i].expected_german,
UTF16ToUTF8(FormatDouble(cases[i].number, cases[i].frac_digits)));
}
}
} // namespace
} // namespace base