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* stdlib/Makefile (tests): Add tst-strtod5. (tst-strtod5-ENV): New. * stdlib/tst-strtod5.c: New file.
89 lines
1.7 KiB
C
89 lines
1.7 KiB
C
#include <locale.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#define NBSP "\xc2\xa0"
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static const struct
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{
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const char *in;
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int group;
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double expected;
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} tests[] =
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{
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{ "0", 0, 0.0 },
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{ "000", 0, 0.0 },
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{ "-0", 0, -0.0 },
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{ "-000", 0, -0.0 },
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{ "0,", 0, 0.0 },
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{ "-0,", 0, -0.0 },
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{ "0,0", 0, 0.0 },
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{ "-0,0", 0, -0.0 },
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{ "0e-10", 0, 0.0 },
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{ "-0e-10", 0, -0.0 },
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{ "0,e-10", 0, 0.0 },
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{ "-0,e-10", 0, -0.0 },
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{ "0,0e-10", 0, 0.0 },
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{ "-0,0e-10", 0, -0.0 },
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{ "0e-1000000", 0, 0.0 },
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{ "-0e-1000000", 0, -0.0 },
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{ "0,0e-1000000", 0, 0.0 },
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{ "-0,0e-1000000", 0, -0.0 },
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{ "0", 1, 0.0 },
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{ "000", 1, 0.0 },
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{ "-0", 1, -0.0 },
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{ "-000", 1, -0.0 },
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{ "0e-10", 1, 0.0 },
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{ "-0e-10", 1, -0.0 },
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{ "0e-1000000", 1, 0.0 },
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{ "-0e-1000000", 1, -0.0 },
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{ "000"NBSP"000"NBSP"000", 1, 0.0 },
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{ "-000"NBSP"000"NBSP"000", 1, -0.0 }
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};
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#define NTESTS (sizeof (tests) / sizeof (tests[0]))
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static int
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do_test (void)
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{
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if (setlocale (LC_ALL, "cs_CZ.UTF-8") == NULL)
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{
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puts ("could not set locale");
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return 1;
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}
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int status = 0;
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for (int i = 0; i < NTESTS; ++i)
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{
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char *ep;
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double r;
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if (tests[i].group)
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r = __strtod_internal (tests[i].in, &ep, 1);
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else
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r = strtod (tests[i].in, &ep);
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if (*ep != '\0')
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{
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printf ("%d: got rest string \"%s\", expected \"\"\n", i, ep);
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status = 1;
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}
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if (r != tests[i].expected
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|| copysign (10.0, r) != copysign (10.0, tests[i].expected))
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{
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printf ("%d: got wrong results %g, expected %g\n",
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i, r, tests[i].expected);
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status = 1;
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}
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}
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return status;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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