Dan Robertson
ec288a1b53
Add ctype functions - isalnum - isalpha - isascii - isdigit - islower - isspace - isupper Add stdlib functions - atoi - atol Fix some warnings Make a fmt run
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
#include <ctype.h>
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#include <stdio.h>
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struct test_case {
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char c;
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int isalnum;
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int isalpha;
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int isascii;
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int isdigit;
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int islower;
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int isspace;
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int isupper;
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} test_cases[] = {
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{ 'A', 1, 1, 1, 0, 0, 0, 1},
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{ 'z', 1, 1, 1, 0, 1, 0, 0},
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{ ' ', 0, 0, 1, 0, 0, 1, 0},
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{ '1', 1, 0, 1, 1, 0, 0, 0},
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{ '9', 1, 0, 1, 1, 0, 0, 0},
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{0x80, 0, 0, 0, 0, 0, 0, 0}
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};
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size_t num_test_cases = sizeof(test_cases)/sizeof(struct test_case);
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#define CHECK_TEST(tc, fn, retval) \
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if (fn(tc.c) != tc.fn) { \
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retval = -1; \
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printf("Unexpected result: " #fn "('%c') != %d\n", tc.c, tc.fn); \
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}
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int main(int argc, char* argv[]) {
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int retval = 0;
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for(int i = 0; i < num_test_cases; ++i) {
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struct test_case tc = test_cases[i];
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CHECK_TEST(tc, isalnum, retval);
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CHECK_TEST(tc, isalpha, retval);
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CHECK_TEST(tc, isascii, retval);
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CHECK_TEST(tc, isdigit, retval);
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CHECK_TEST(tc, islower, retval);
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CHECK_TEST(tc, isspace, retval);
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CHECK_TEST(tc, isupper, retval);
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}
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if (!retval) {
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printf("Success: %d\n", retval);
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} else {
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printf("Failure: %d\n", retval);
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}
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return retval;
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}
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