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Tests for rounding, and for the leading 0's bug.

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This commit is contained in:
David Schultz 2007-12-03 07:18:47 +00:00
parent 9c90f85a6b
commit b40c4c7013
1 changed files with 13 additions and 1 deletions
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14
tools/regression/lib/libc/stdio/test-printfloat.c
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@ -91,12 +91,15 @@ main(int argc, char *argv[])
testfmt("NAN", "%F", NAN);
testfmt("nan", "%g", NAN);
testfmt("NAN", "%LE", (long double)NAN);
testfmt(" nan", "%05e", NAN);
testfmt("INF", "%E", HUGE_VAL);
testfmt("-inf", "%f", -HUGE_VAL);
testfmt("+inf", "%+g", HUGE_VAL);
testfmt(" inf", "%4.2Le", HUGE_VALL);
testfmt("-inf", "%Lf", -HUGE_VALL);
testfmt(" inf", "%05e", HUGE_VAL);
testfmt(" -inf", "%05e", -HUGE_VAL);
printf("ok 2 - printfloat\n");
@ -210,18 +213,26 @@ main(int argc, char *argv[])
fesetround(FE_DOWNWARD);
testfmt("4.437", "%.3f", 4.4375);
testfmt("-4.438", "%.3f", -4.4375);
testfmt("4.437", "%.3Lf", 4.4375L);
testfmt("-4.438", "%.3Lf", -4.4375L);
fesetround(FE_UPWARD);
testfmt("4.438", "%.3f", 4.4375);
testfmt("-4.437", "%.3f", -4.4375);
testfmt("4.438", "%.3Lf", 4.4375L);
testfmt("-4.437", "%.3Lf", -4.4375L);
fesetround(FE_TOWARDZERO);
testfmt("4.437", "%.3f", 4.4375);
testfmt("-4.437", "%.3f", -4.4375);
testfmt("4.437", "%.3Lf", 4.4375L);
testfmt("-4.437", "%.3Lf", -4.4375L);
fesetround(FE_TONEAREST);
testfmt("4.438", "%.3f", 4.4375);
testfmt("-4.438", "%.3f", -4.4375);
testfmt("4.438", "%.3Lf", 4.4375L);
testfmt("-4.438", "%.3Lf", -4.4375L);
printf("ok 9 - printfloat\n");
@ -291,9 +302,10 @@ main(int argc, char *argv[])
testfmt("-0x1.23456p+0", "%.5a", -0x1.23456789abcdep0);
testfmt("0x1.23456p+0", "%.5a", 0x1.23456789abcdep0);
testfmt("0x1.234568p+0", "%.6a", 0x1.23456789abcdep0);
testfmt("-0x1.234566p+0", "%.6a", -0x1.23456689abcdep0);
testfmt("-0x1.234567p+0", "%.6a", -0x1.23456689abcdep0);
testfmt("0x2.00p-1030", "%.2a", 0x1.fffp-1030);
testfmt("0x2.00p-1027", "%.2a", 0xf.fffp-1030);
testfmt("0x1.83p+0", "%.2a", 1.51);
printf("ok 11 - printfloat\n");