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49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
// Formatting library for C++ - locale tests
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//
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// Copyright (c) 2012 - present, Victor Zverovich
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// All rights reserved.
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//
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// For the license information refer to format.h.
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#include "fmt/locale.h"
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#include "gmock.h"
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#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
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template <typename Char> struct numpunct : std::numpunct<Char> {
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protected:
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Char do_decimal_point() const FMT_OVERRIDE { return '?'; }
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Char do_thousands_sep() const FMT_OVERRIDE { return '~'; }
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};
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TEST(LocaleTest, DoubleDecimalPoint) {
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std::locale loc(std::locale(), new numpunct<char>());
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EXPECT_EQ("1?23", fmt::format(loc, "{:n}", 1.23));
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// Test with Grisu disabled.
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fmt::memory_buffer buf;
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fmt::internal::writer w(buf, fmt::internal::locale_ref(loc));
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auto specs = fmt::format_specs();
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specs.type = 'n';
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w.write_double<double, false>(1.23, specs);
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EXPECT_EQ(fmt::to_string(buf), "1?23");
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}
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TEST(LocaleTest, Format) {
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std::locale loc(std::locale(), new numpunct<char>());
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EXPECT_EQ("1,234,567", fmt::format(std::locale(), "{:n}", 1234567));
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EXPECT_EQ("1~234~567", fmt::format(loc, "{:n}", 1234567));
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fmt::format_arg_store<fmt::format_context, int> as{1234567};
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EXPECT_EQ("1~234~567", fmt::vformat(loc, "{:n}", fmt::format_args(as)));
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std::string s;
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fmt::format_to(std::back_inserter(s), loc, "{:n}", 1234567);
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EXPECT_EQ("1~234~567", s);
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}
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TEST(LocaleTest, WFormat) {
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std::locale loc(std::locale(), new numpunct<wchar_t>());
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EXPECT_EQ(L"1,234,567", fmt::format(std::locale(), L"{:n}", 1234567));
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EXPECT_EQ(L"1~234~567", fmt::format(loc, L"{:n}", 1234567));
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fmt::format_arg_store<fmt::wformat_context, int> as{1234567};
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EXPECT_EQ(L"1~234~567", fmt::vformat(loc, L"{:n}", fmt::wformat_args(as)));
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}
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#endif // FMT_STATIC_THOUSANDS_SEPARATOR
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