mirror of https://github.com/cc65/cc65.git
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
#include <string.h>
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#include "unittest.h"
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#define SHORT_STR "abcdefghijklmnopqrstuvwxyz"
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#define MID_STR_LEN 700 /* Two pages and something */
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#define LONG_STR_LEN 40000UL /* Two long to duplicate */
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TEST
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{
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char *dst;
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char *src;
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int i;
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dst = strdup("");
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ASSERT_IsTrue(dst != NULL, "strdup returned NULL")
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ASSERT_IsTrue(!strcmp(dst, ""), "strings differ");
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free(dst);
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dst = strdup(SHORT_STR);
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ASSERT_IsTrue(dst != NULL, "strdup returned NULL");
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ASSERT_IsTrue(strlen(dst) == strlen(SHORT_STR), "string lengths differ");
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ASSERT_IsTrue(!strcmp(dst, SHORT_STR), "strings differ");
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free(dst);
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src = malloc(MID_STR_LEN+1);
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ASSERT_IsTrue(src != NULL, "Could not allocate source string");
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memset(src, 'a', MID_STR_LEN-1);
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src[MID_STR_LEN] = '\0';
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dst = strdup(src);
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ASSERT_IsTrue(dst != NULL, "strdup returned NULL");
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printf("strlens %zu %zu\n", strlen(src), strlen(dst));
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ASSERT_IsTrue(strlen(dst) == strlen(src), "string lengths differ");
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ASSERT_IsTrue(!strcmp(dst, src), "strings differ");
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free(dst);
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free(src);
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src = malloc(LONG_STR_LEN+1);
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ASSERT_IsTrue(src != NULL, "Could not allocate source string");
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memset(src, 'a', LONG_STR_LEN-1);
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src[LONG_STR_LEN] = '\0';
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dst = strdup(src);
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ASSERT_IsTrue(dst == NULL, "strdup did not return NULL");
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free(src);
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for (i = 254; i < 258; i++) {
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src = malloc(i+1);
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memset(src, 'a', i-1);
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src[i] = '\0';
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dst = strdup(src);
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ASSERT_IsTrue(dst != NULL, "strdup returned NULL");
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ASSERT_IsTrue(strlen(dst) == strlen(src), "string lengths differ");
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ASSERT_IsTrue(!strcmp(dst, src), "strings differ");
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free (dst);
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free(src);
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}
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}
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ENDTEST
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