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#!/bin/sh
. ../../dttools/test/test_runner_common.sh
exe="buffer.test"
prepare()
{
${CC} -I../src/ -g $CCTOOLS_TEST_CCFLAGS -o "$exe" -x c - -x none ../src/libdttools.a -lm <<EOF
#include "buffer.h"
#include "debug.h"
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define check(cmp,expr) \
do {\
int rc = (expr);\
if (!(cmp rc))\
fatal("[%s:%d]: unexpected failure: %s %d '%s'", __FILE__, __LINE__, #cmp, rc, strerror(errno));\
} while (0)
int main (int argc, char *argv[])
{
buffer_t B;
int i;
size_t len;
static char test[1<<20];
char buf1[4];
char buf2[1<<12];
char buf3[1<<13] = "a";
/* test that buffer starts with empty string */
buffer_init(&B);
buffer_ubuf(&B, buf3, sizeof(buf3));
check(0 ==, strcmp(buffer_tostring(&B), ""));
buffer_free(&B);
buffer_init(&B);
buffer_ubuf(&B, buf1, sizeof(buf1));
check(1 ==, buffer_putliteral(&B, "a"));
check(1 ==, buffer_putstring(&B, "b"));
check(1 ==, buffer_putlstring(&B, "cd", 1));
check(2 ==, buffer_putstring(&B, "de"));
check(0 ==, strcmp(buffer_tostring(&B), "abcde"));
buffer_free(&B);
/* small buffer shouldn't be used */
buffer_init(&B);
buffer_ubuf(&B, buf1, sizeof(buf1));
strcpy(test, "");
for (i = 0; i < 1<<12; i++) {
check(1 ==, buffer_putstring(&B, "a"));
strcat(test, "a");
}
check(0 ==, strcmp(buffer_tolstring(&B, &len), test));
buffer_free(&B);
/* this buffer is equal to initial and won't be used */
buffer_init(&B);
buffer_ubuf(&B, buf2, sizeof(buf2));
strcpy(test, "");
for (i = 0; i < 1<<12; i++) {
check(1 ==, buffer_putstring(&B, "a"));
strcat(test, "a");
}
check(0 ==, strcmp(buffer_tolstring(&B, &len), test));
buffer_free(&B);
/* testing max */
buffer_init(&B);
buffer_ubuf(&B, buf2, sizeof(buf2));
buffer_max(&B, 1<<12);
for (i = 0; i < (1<<12)-1; i++) {
check(1 ==, buffer_putstring(&B, "a"));
}
check(-1 ==, buffer_putstring(&B, "a"));
buffer_free(&B);
/* this buffer should be used */
buffer_init(&B);
buffer_ubuf(&B, buf3, sizeof(buf3));
buffer_max(&B, 1<<13);
strcpy(test, "");
for (i = 0; i < 1<<12; i++) {
check(1 ==, buffer_putstring(&B, "a"));
strcat(test, "a");
}
check(0 ==, strcmp(buffer_tolstring(&B, &len), test));
buffer_free(&B);
/* test max again */
buffer_init(&B);
buffer_ubuf(&B, buf3, sizeof(buf3));
buffer_max(&B, 1<<14);
for (i = 0; i < (1<<14)-1; i++) {
check(1 ==, buffer_putstring(&B, "a"));
}
check(-1 ==, buffer_putstring(&B, "a"));
buffer_free(&B);
/* testing heap growth */
buffer_init(&B);
buffer_ubuf(&B, buf3, sizeof(buf3));
for (i = 0; i < 1<<20; i++)
test[i] = 'a';
for (i = 0; i < 1<<20; i++) {
check(1 ==, buffer_putstring(&B, "a"));
}
check(0 ==, strcmp(buffer_tolstring(&B, &len), test));
check(1<<20 ==, len);
buffer_free(&B);
return 0;
}
EOF
return $?
}
run()
{
./"$exe"
return $?
}
clean()
{
rm -f "$exe"
return 0
}
dispatch "$@"
# vim: set noexpandtab tabstop=4:
|
