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Make hex float test more stable on different libc (#3762)

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Signed-off-by: Vladislav Shchapov <vladislav@shchapov.ru>
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Vladislav Shchapov 2023-12-20 00:03:06 +05:00 committed by GitHub
parent 9165434e5a
commit 6b07fff0d9
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1 changed files with 4 additions and 9 deletions
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13
test/format-test.cc
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@ -1361,14 +1361,11 @@ TEST(format_test, format_double) {
EXPECT_EQ(fmt::format("{0:e}", 392.65), "3.926500e+02");
EXPECT_EQ(fmt::format("{0:E}", 392.65), "3.926500E+02");
EXPECT_EQ(fmt::format("{0:+010.4g}", 392.65), "+0000392.6");
char buffer[buffer_size];
#if FMT_CPLUSPLUS >= 201703L
double xd = 0x1.ffffffffffp+2;
safe_sprintf(buffer, "%.*a", 10, xd);
EXPECT_EQ(fmt::format("{:.10a}", xd), buffer);
safe_sprintf(buffer, "%.*a", 9, xd);
EXPECT_EQ(fmt::format("{:.9a}", xd), buffer);
EXPECT_EQ(fmt::format("{:.10a}", xd), "0x1.ffffffffffp+2");
EXPECT_EQ(fmt::format("{:.9a}", xd), "0x2.000000000p+2");
if (std::numeric_limits<long double>::digits == 64) {
auto ld = 0xf.ffffffffffp-3l;
@ -1384,8 +1381,7 @@ TEST(format_test, format_double) {
EXPECT_EQ(fmt::format("{:#a}", d), "0x1.p-1022");
d = (std::numeric_limits<double>::max)();
safe_sprintf(buffer, "%a", d);
EXPECT_EQ(fmt::format("{:a}", d), buffer);
EXPECT_EQ(fmt::format("{:a}", d), "0x1.fffffffffffffp+1023");
d = std::numeric_limits<double>::denorm_min();
EXPECT_EQ(fmt::format("{:a}", d), "0x0.0000000000001p-1022");
@ -1402,8 +1398,7 @@ TEST(format_test, format_double) {
EXPECT_EQ(fmt::format("{:a}", ld), "0x0.000000000000001p-16382");
}
safe_sprintf(buffer, "%.*a", 10, 4.2);
EXPECT_EQ(fmt::format("{:.10a}", 4.2), buffer);
EXPECT_EQ(fmt::format("{:.10a}", 4.2), "0x1.0ccccccccdp+2");
EXPECT_EQ(fmt::format("{:a}", -42.0), "-0x1.5p+5");
EXPECT_EQ(fmt::format("{:A}", -42.0), "-0X1.5P+5");