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#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lily-test.h"
struct lily_globals_t _lily_globals;
void lily_init()
{
_lily_globals.error_msg = NULL;
_lily_globals.error_location = "";
}
static void _lily_assert_msg(bool statement, const char *location,
const char *format_string, va_list args)
{
if (statement) {
va_end(args);
return; // no error, return
}
_lily_globals.error_location = location;
va_list args_len;
va_copy(args_len, args);
size_t length = vsnprintf(NULL, 0, format_string, args_len);
va_end(args_len);
char *msg = realloc(_lily_globals.error_msg, (length+1) * sizeof(char));
if (msg == NULL) {
fprintf(stderr, "WARNING: failed to allocate memory for failed test message!\n");
if (_lily_globals.error_msg != NULL) {
free(_lily_globals.error_msg);
_lily_globals.error_msg = NULL;
}
}
else {
vsnprintf(msg, length+1, format_string, args);
_lily_globals.error_msg = msg;
}
va_end(args);
longjmp(_lily_globals.env, 1);
}
void lily_assert_msg(bool statement, const char *location,
const char *format_string, ...)
{
va_list args;
va_start(args, format_string);
// _lily_assert_msg may long jump, so it takes calls va_end(args) for you
_lily_assert_msg(statement, location, format_string, args);
}
void _lily_assert_true(const char *statement, bool value, const char *location)
{
lily_assert_msg(value, location,
"%s is not true",
statement);
}
void _lily_assert_false(const char *statement, bool value, const char *location)
{
lily_assert_msg(!value, location,
"%s is not false",
statement);
}
void _lily_assert_not_null(const char *name, void *ptr, const char *location)
{
lily_assert_msg(ptr != NULL, location,
"%s is NULL",
name);
}
void _lily_assert_null(const char *name, void *ptr, const char *location)
{
lily_assert_msg(ptr == NULL, location,
"%s (%p) is not NULL",
name, ptr);
}
void _lily_assert_ptr_equal(const char *name_a, const char *name_b,
void *a, void *b, const char *location)
{
lily_assert_msg(a == b, location,
"%s (%p) is not equal to %s (%p)",
name_a, a, name_b, b);
}
void _lily_assert_ptr_not_equal(const char *name_a, const char *name_b,
void *a, void *b, const char *location)
{
lily_assert_msg(a != b, location,
"%s (%p) is equal to %s",
name_a, a, name_b);
}
void _lily_assert_int_equal(const char *name_a, const char *name_b,
intmax_t a, intmax_t b, const char *location)
{
lily_assert_msg(a == b, location,
"%s (%d) is not equal to %s (%d)",
name_a, a, name_b, b);
}
void _lily_assert_int_not_equal(const char *name_a, const char *name_b,
intmax_t a, intmax_t b, const char *location)
{
lily_assert_msg(a != b, location,
"%s (%d) is equal to %s",
name_a, a, name_b);
}
void _lily_assert_float_equal(const char *name_a, const char *name_b,
double a, double b, double epsilon, const char *location)
{
lily_assert_msg(abs(a - b) <= epsilon,
"%s (%f) is not equal to %s (%f) (epsilon: %f)",
name_a, a, name_b, b, epsilon);
}
void _lily_assert_float_not_equal(const char *name_a, const char *name_b,
double a, double b, double epsilon, const char *location)
{
lily_assert_msg(abs(a - b) > epsilon,
"%s (%f) is equal to %s (%f) (epsilon: %f)",
name_a, a, name_b, b, epsilon);
}
void _lily_assert_string_equal(const char *name_a, const char *name_b,
char *a, char *b, const char *location)
{
lily_assert_msg(strcmp(a, b) == 0,
"%s ('%s') is not equal to %s ('%s')",
name_a, a, name_b, b);
}
void _lily_assert_string_not_equal(const char *name_a, const char *name_b,
char *a, char *b, const char *location)
{
lily_assert_msg(strcmp(a, b) != 0,
"%s ('%s') is equal to %s",
name_a, a, name_b);
}
void _lily_assert_memory_equal(const char *name_a, const char *name_b,
void *a, void *b, size_t size, const char *location)
{
lily_assert_msg(memcmp(a, b, size) == 0,
"%s and %s contain different data", name_a, name_b);
}
void _lily_assert_memory_not_equal(const char *name_a, const char *name_b,
void *a, void *b, size_t size, const char *location)
{
lily_assert_msg(memcmp(a, b, size) == 0,
"%s contains the same data s %s", name_a, name_b);
}
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