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Improve API safety

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This commit is contained in:
Victor Zverovich
2023-05-11 10:19:56 -07:00
parent b471192160
commit 5780269d57
3 changed files with 10 additions and 30 deletions
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27
test/printf-test.cc
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@@ -529,8 +529,9 @@ TEST(printf_test, wide_string) {
}
TEST(printf_test, vprintf) {
fmt::format_arg_store<fmt::printf_context, int> as{42};
fmt::basic_format_args<fmt::printf_context> args(as);
int n = 42;
auto store = fmt::format_arg_store<fmt::printf_context, int>(n);
auto args = fmt::basic_format_args<fmt::printf_context>(store);
EXPECT_EQ(fmt::vsprintf("%d", args), "42");
EXPECT_WRITE(stdout, fmt::vprintf("%d", args), "42");
EXPECT_WRITE(stdout, fmt::vfprintf(stdout, "%d", args), "42");
@@ -549,30 +550,10 @@ TEST(printf_test, fixed_large_exponent) {
EXPECT_EQ("1000000000000000000000", fmt::sprintf("%.*f", -13, 1e21));
}
TEST(printf_test, vsprintf_make_args_example) {
fmt::format_arg_store<fmt::printf_context, int, const char*> as{42,
"something"};
fmt::basic_format_args<fmt::printf_context> args(as);
EXPECT_EQ("[42] something happened", fmt::vsprintf("[%d] %s happened", args));
auto as2 = fmt::make_printf_args(42, "something");
fmt::basic_format_args<fmt::printf_context> args2(as2);
EXPECT_EQ("[42] something happened",
fmt::vsprintf("[%d] %s happened", args2));
TEST(printf_test, make_printf_args) {
EXPECT_EQ("[42] something happened",
fmt::vsprintf("[%d] %s happened",
{fmt::make_printf_args(42, "something")}));
}
TEST(printf_test, vsprintf_make_wargs_example) {
fmt::format_arg_store<fmt::wprintf_context, int, const wchar_t*> as{
42, L"something"};
fmt::basic_format_args<fmt::wprintf_context> args(as);
EXPECT_EQ(L"[42] something happened",
fmt::vsprintf(L"[%d] %s happened", args));
auto as2 = fmt::make_wprintf_args(42, L"something");
fmt::basic_format_args<fmt::wprintf_context> args2(as2);
EXPECT_EQ(L"[42] something happened",
fmt::vsprintf(L"[%d] %s happened", args2));
EXPECT_EQ(L"[42] something happened",
fmt::vsprintf(L"[%d] %s happened",
{fmt::make_wprintf_args(42, L"something")}));