/* Copyright (c) 2024, Peter McGoron
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1) Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2) Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdlib.h>
#include <stdio.h>
#include "uns.h"
#include "cheney_c89.h"

/* This file sets up the environment for a test.
 *
 * Each test is compiled as a separate program to isolate tests portably.
 * A test suite is a shell script (or batch file or whatever you want...)
 */

static void oom(struct uns_gc *gc)
{
	(void)gc;
	fprintf(stderr, "failed: OOM\n");
	exit(1);
}

static void after_gc(struct uns_gc *gc)
{
	fprintf(stderr,
	        "The garbage collector has run %ld times\n"
	        "\tbefore collection: %lu\n"
	        "\tafter collection: %lu\n",
	        gc->collection_number,
	        gc->before_collection,
	        gc->after_collection
	);

	if (gc->after_collection >= gc->before_collection/2)
		gc->next_alloc *= 2;
}

extern int test(struct uns_gc *gc);

int main(void)
{
	static struct uns_gc gc;
	int i;

	gc.next_alloc = 1024;
	gc.ctx = malloc(uns_cheney_c89_ctx_size);
	gc.after_gc = after_gc;
	gc.oom = oom;

	if (!gc.ctx)
		return 1;
	if (!uns_cheney_c89_init(&gc))
		return 2;
	gc.next_alloc = 2048;

	i = test(&gc);
	gc.deinit(&gc);
	return i;
}