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stdlib/tst-atof2.c
55 строк
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Ulrich Drepper
[BZ #3673]
10 дек 2006, 04:11
10 дек 2006, 04:11
2282c90
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#include <stdio.h> #include <stdlib.h> #include <string.h> static const struct { const char *str; const char *expected; } tests[] = { { "1e308", "1e+308" }, { "100000000e300", "1e+308" }, { "0x1p1023", "8.98847e+307" }, { "0x1000p1011", "8.98847e+307" }, { "0x1p1020", "1.12356e+307" }, { "0x0.00001p1040", "1.12356e+307" }, { "1e-307", "1e-307" }, { "0.000001e-301", "1e-307" }, { "0.0000001e-300", "1e-307" }, { "0.00000001e-299", "1e-307" }, { "1000000e-313", "1e-307" }, { "10000000e-314", "1e-307" }, { "100000000e-315", "1e-307" }, { "0x1p-1021", "4.45015e-308" }, { "0x1000p-1033", "4.45015e-308" }, { "0x10000p-1037", "4.45015e-308" }, { "0x0.001p-1009", "4.45015e-308" }, { "0x0.0001p-1005", "4.45015e-308" }, }; #define NTESTS (sizeof (tests) / sizeof (tests[0])) static int do_test (void) { int status = 0; for (int i = 0; i < NTESTS; ++i) { char buf[100]; snprintf (buf, sizeof (buf), "%g", atof (tests[i].str)); if (strcmp (buf, tests[i].expected) != 0) { printf ("%d: got \"%s\", expected \"%s\"\n", i, buf, tests[i].expected); status = 1; } } return status; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"