Mercurial > gnulib
changeset 40171:fbfa1d6417d9
strtod, strtold tests: Simplify tests.
* tests/test-strtod.c (main): Assume no rounding errors for 0.5.
* tests/test-strtold.c (main): Likewise.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Fri, 01 Feb 2019 02:51:20 +0100 |
| parents | 201ca4418b4b |
| children | 31ab89a208b9 |
| files | ChangeLog tests/test-strtod.c tests/test-strtold.c |
| diffstat | 3 files changed, 10 insertions(+), 16 deletions(-) [+] |
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--- a/ChangeLog Fri Feb 01 01:43:41 2019 +0100 +++ b/ChangeLog Fri Feb 01 02:51:20 2019 +0100 @@ -1,3 +1,9 @@ +2019-01-31 Bruno Haible <bruno@clisp.org> + + strtod, strtold tests: Simplify tests. + * tests/test-strtod.c (main): Assume no rounding errors for 0.5. + * tests/test-strtold.c (main): Likewise. + 2019-01-31 Bruno Haible <bruno@clisp.org> strtod, strtold: Avoid unnecessary rounding errors.
--- a/tests/test-strtod.c Fri Feb 01 01:43:41 2019 +0100 +++ b/tests/test-strtod.c Fri Feb 01 02:51:20 2019 +0100 @@ -155,10 +155,7 @@ double result; errno = 0; result = strtod (input, &ptr); - /* FIXME - gnulib's version is rather inaccurate. It would be - nice to guarantee an exact result, but for now, we settle for a - 1-ulp error. */ - ASSERT (FABS (result - 0.5) < DBL_EPSILON); + ASSERT (result == 0.5); ASSERT (ptr == input + 2); ASSERT (errno == 0); } @@ -238,10 +235,7 @@ double result; errno = 0; result = strtod (input, &ptr); - /* FIXME - gnulib's version is rather inaccurate. It would be - nice to guarantee an exact result, but for now, we settle for a - 1-ulp error. */ - ASSERT (FABS (result - 0.5) < DBL_EPSILON); + ASSERT (result == 0.5); ASSERT (ptr == input + 4); ASSERT (errno == 0); }
--- a/tests/test-strtold.c Fri Feb 01 01:43:41 2019 +0100 +++ b/tests/test-strtold.c Fri Feb 01 02:51:20 2019 +0100 @@ -155,10 +155,7 @@ long double result; errno = 0; result = strtold (input, &ptr); - /* FIXME - gnulib's version is rather inaccurate. It would be - nice to guarantee an exact result, but for now, we settle for a - 1-ulp error. */ - ASSERT (FABSL (result - 0.5L) < LDBL_EPSILON); + ASSERT (result == 0.5L); ASSERT (ptr == input + 2); ASSERT (errno == 0); } @@ -238,10 +235,7 @@ long double result; errno = 0; result = strtold (input, &ptr); - /* FIXME - gnulib's version is rather inaccurate. It would be - nice to guarantee an exact result, but for now, we settle for a - 1-ulp error. */ - ASSERT (FABSL (result - 0.5L) < LDBL_EPSILON); + ASSERT (result == 0.5L); ASSERT (ptr == input + 4); ASSERT (errno == 0); }