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/* testlib.c --- reporting test results
Jim Blandy <jimb@red-bean.com> --- August 1999 */
#include <stdlib.h>
#include <stdio.h>
#include "testlib.h"
/* Dying. */
static void
fatal (char *message)
{
fprintf (stderr, "%s\n", message);
exit (1);
}
/* Contexts. */
/* If it gets deeper than this, that's probably an error, right? */
#define MAX_NESTING 10
int depth = 0;
char *context_name_stack[MAX_NESTING];
int marker;
int context_marker_stack[MAX_NESTING];
test_context_t
test_enter_context (char *name)
{
if (depth >= MAX_NESTING)
fatal ("test contexts nested too deeply");
/* Generate a unique marker value for this context. */
marker++;
context_name_stack[depth] = name;
context_marker_stack[depth] = marker;
depth++;
return marker;
}
void
test_restore_context (test_context_t context)
{
if (depth <= 0)
fatal ("attempt to leave outermost context");
depth--;
/* Make sure that we're exiting the same context we last entered. */
if (context_marker_stack[depth] != context)
fatal ("contexts not nested properly");
}
/* Reporting results. */
int count_passes, count_fails;
static void
print_test_name (char *name)
{
int i;
for (i = 0; i < depth; i++)
printf ("%s: ", context_name_stack[i]);
printf ("%s", name);
}
static void
print_result (char *result, char *name)
{
printf ("%s: ", result);
print_test_name (name);
putchar ('\n');
}
void
test_pass (char *name)
{
print_result ("PASS", name);
count_passes++;
}
void
test_fail (char *name)
{
print_result ("FAIL", name);
count_fails++;
}
void
test_pass_if (char *name, int condition)
{
(condition ? test_pass : test_fail) (name);
}
/* Printing a summary. */
/* Print a summary of the reported test results. Return zero if
no failures occurred, one otherwise. */
int
test_summarize ()
{
putchar ('\n');
printf ("passes: %d\n", count_passes);
printf ("failures: %d\n", count_fails);
printf ("total tests: %d\n", count_passes + count_fails);
return (count_fails != 0);
}
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