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Update formatting library.

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This commit is contained in:
Sandu Liviu Catalin
2022-03-16 22:36:44 +02:00
parent 38f0a53cd8
commit e253dc2038
66 changed files with 6165 additions and 4591 deletions
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114
vendor/Fmt/test/ostream-test.cc vendored
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@ -23,6 +23,7 @@ template <> struct formatter<test> : formatter<int> {
#include <sstream>
#include "fmt/compile.h"
#include "fmt/ostream.h"
#include "fmt/ranges.h"
#include "gmock/gmock.h"
@ -52,6 +53,16 @@ std::ostream& operator<<(std::ostream& os, streamable_enum) {
enum unstreamable_enum {};
struct empty_test {};
std::ostream& operator<<(std::ostream& os, empty_test) { return os << ""; }
namespace fmt {
template <> struct formatter<test_string> : ostream_formatter {};
template <> struct formatter<date> : ostream_formatter {};
template <> struct formatter<streamable_enum> : ostream_formatter {};
template <> struct formatter<empty_test> : ostream_formatter {};
} // namespace fmt
TEST(ostream_test, enum) {
EXPECT_EQ("streamable_enum", fmt::format("{}", streamable_enum()));
EXPECT_EQ("0", fmt::format("{}", unstreamable_enum()));
@ -69,25 +80,22 @@ TEST(ostream_test, format_specs) {
EXPECT_EQ(" def", fmt::format("{0:>5}", test_string("def")));
EXPECT_EQ(" def ", fmt::format("{0:^5}", test_string("def")));
EXPECT_EQ("def**", fmt::format("{0:*<5}", test_string("def")));
EXPECT_THROW_MSG(fmt::format(runtime("{0:+}"), test_string()), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG(fmt::format(runtime("{0:-}"), test_string()), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG(fmt::format(runtime("{0: }"), test_string()), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG(fmt::format(runtime("{0:#}"), test_string()), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG(fmt::format(runtime("{0:05}"), test_string()), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG((void)fmt::format(runtime("{0:+}"), test_string()),
format_error, "format specifier requires numeric argument");
EXPECT_THROW_MSG((void)fmt::format(runtime("{0:-}"), test_string()),
format_error, "format specifier requires numeric argument");
EXPECT_THROW_MSG((void)fmt::format(runtime("{0: }"), test_string()),
format_error, "format specifier requires numeric argument");
EXPECT_THROW_MSG((void)fmt::format(runtime("{0:#}"), test_string()),
format_error, "format specifier requires numeric argument");
EXPECT_THROW_MSG((void)fmt::format(runtime("{0:05}"), test_string()),
format_error, "format specifier requires numeric argument");
EXPECT_EQ("test ", fmt::format("{0:13}", test_string("test")));
EXPECT_EQ("test ", fmt::format("{0:{1}}", test_string("test"), 13));
EXPECT_EQ("te", fmt::format("{0:.2}", test_string("test")));
EXPECT_EQ("te", fmt::format("{0:.{1}}", test_string("test"), 2));
}
struct empty_test {};
std::ostream& operator<<(std::ostream& os, empty_test) { return os << ""; }
TEST(ostream_test, empty_custom_output) {
EXPECT_EQ("", fmt::format("{}", empty_test()));
}
@ -183,6 +191,8 @@ template <typename T> struct formatter<test_template<T>> : formatter<int> {
return formatter<int>::format(2, ctx);
}
};
template <> struct formatter<fmt_test::abc> : ostream_formatter {};
} // namespace fmt
TEST(ostream_test, template) {
@ -213,41 +223,6 @@ TEST(ostream_test, disable_builtin_ostream_operators) {
EXPECT_EQ("foo", fmt::format("{}", convertible<const char*>("foo")));
}
struct explicitly_convertible_to_string_like {
template <typename String,
typename = typename std::enable_if<std::is_constructible<
String, const char*, size_t>::value>::type>
explicit operator String() const {
return String("foo", 3u);
}
};
std::ostream& operator<<(std::ostream& os,
explicitly_convertible_to_string_like) {
return os << "bar";
}
TEST(ostream_test, format_explicitly_convertible_to_string_like) {
EXPECT_EQ("bar", fmt::format("{}", explicitly_convertible_to_string_like()));
}
#ifdef FMT_USE_STRING_VIEW
struct explicitly_convertible_to_std_string_view {
explicit operator fmt::detail::std_string_view<char>() const {
return {"foo", 3u};
}
};
std::ostream& operator<<(std::ostream& os,
explicitly_convertible_to_std_string_view) {
return os << "bar";
}
TEST(ostream_test, format_explicitly_convertible_to_std_string_view) {
EXPECT_EQ("bar", fmt::format("{}", explicitly_convertible_to_string_like()));
}
#endif // FMT_USE_STRING_VIEW
struct streamable_and_convertible_to_bool {
operator bool() const { return true; }
};
@ -257,7 +232,23 @@ std::ostream& operator<<(std::ostream& os, streamable_and_convertible_to_bool) {
}
TEST(ostream_test, format_convertible_to_bool) {
EXPECT_EQ("foo", fmt::format("{}", streamable_and_convertible_to_bool()));
// operator<< is intentionally not used because of potential ODR violations.
EXPECT_EQ(fmt::format("{}", streamable_and_convertible_to_bool()), "true");
}
struct streamable_and_convertible_to_string_view {
operator fmt::string_view() const { return "foo"; }
};
std::ostream& operator<<(std::ostream& os,
streamable_and_convertible_to_string_view) {
return os << "bar";
}
TEST(ostream_test, format_convertible_to_string_vew) {
// operator<< is intentionally not used because of potential ODR violations.
EXPECT_EQ(fmt::format("{}", streamable_and_convertible_to_string_view()),
"foo");
}
struct copyfmt_test {};
@ -268,6 +259,10 @@ std::ostream& operator<<(std::ostream& os, copyfmt_test) {
return os << "foo";
}
namespace fmt {
template <> struct formatter<copyfmt_test> : ostream_formatter {};
} // namespace fmt
TEST(ostream_test, copyfmt) {
EXPECT_EQ("foo", fmt::format("{}", copyfmt_test()));
}
@ -280,3 +275,24 @@ TEST(ostream_test, range) {
auto strs = std::vector<test_string>{test_string("foo"), test_string("bar")};
EXPECT_EQ("[foo, bar]", fmt::format("{}", strs));
}
struct abstract {
virtual ~abstract() = default;
virtual void f() = 0;
friend std::ostream& operator<<(std::ostream& os, const abstract&) {
return os;
}
};
namespace fmt {
template <> struct formatter<abstract> : ostream_formatter {};
} // namespace fmt
void format_abstract_compiles(const abstract& a) {
fmt::format(FMT_COMPILE("{}"), a);
}
TEST(ostream_test, is_formattable) {
EXPECT_TRUE(fmt::is_formattable<std::string>());
EXPECT_TRUE(fmt::is_formattable<fmt::detail::std_string_view<char>>());
}