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			123 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright © 2012 Intel Corporation
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 *
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 * Permission to use, copy, modify, distribute, and sell this software and its
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 * documentation for any purpose is hereby granted without fee, provided that
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 * the above copyright notice appear in all copies and that both that copyright
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 * notice and this permission notice appear in supporting documentation, and
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 * that the name of the copyright holders not be used in advertising or
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 * publicity pertaining to distribution of the software without specific,
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 * written prior permission.  The copyright holders make no representations
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 * about the suitability of this software for any purpose.  It is provided "as
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 * is" without express or implied warranty.
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 *
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 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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 * OF THIS SOFTWARE.
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 */
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#include <stdlib.h>
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#include <assert.h>
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#include <unistd.h>
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#include "../src/wayland-server.h"
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#include "test-runner.h"
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static int
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fd_dispatch(int fd, uint32_t mask, void *data)
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{
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	int *p = data;
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	*p = 1;
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	return 0;
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}
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TEST(post_dispatch_check)
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{
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	struct wl_event_loop *loop = wl_event_loop_create();
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	struct wl_event_source *source;
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	int dispatch_ran = 0;
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	source = wl_event_loop_add_fd(loop, 1, WL_EVENT_READABLE,
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				      fd_dispatch, &dispatch_ran);
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	wl_event_source_check(source);
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	wl_event_loop_dispatch(loop, 0);
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	assert(dispatch_ran);
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	wl_event_source_remove(source);
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	wl_event_loop_destroy(loop);
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}
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struct free_source_context {
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	struct wl_event_source *source1, *source2;
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	int p1[2], p2[2];
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	int count;
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};
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static int
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free_source_callback(int fd, uint32_t mask, void *data)
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{
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	struct free_source_context *context = data;
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	context->count++;
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	/* Remove other source */
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	if (fd == context->p1[0]) {
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		wl_event_source_remove(context->source2);
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		context->source2 = NULL;
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	} else if (fd == context->p2[0]) {
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		wl_event_source_remove(context->source1);
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		context->source1 = NULL;
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	} else {
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		assert(0);
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	}
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	return 1;
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}
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TEST(free_source_with_data)
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{
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	struct wl_event_loop *loop = wl_event_loop_create();
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	struct free_source_context context;
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	int data;
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	/* This test is a little tricky to get right, since we don't
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	 * have any guarantee from the event loop (ie epoll) on the
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	 * order of which it reports events.  We want to have one
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	 * source free the other, but we don't know which one is going
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	 * to run first.  So we add two fd sources with a callback
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	 * that frees the other source and check that only one of them
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	 * run (and that we don't crash, of course).
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	 */
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	context.count = 0;
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	assert(pipe(context.p1) == 0);
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	assert(pipe(context.p2) == 0);
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	context.source1 =
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		wl_event_loop_add_fd(loop, context.p1[0], WL_EVENT_READABLE,
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				     free_source_callback, &context);
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	assert(context.source1);
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	context.source2 =
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		wl_event_loop_add_fd(loop, context.p2[0], WL_EVENT_READABLE,
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				     free_source_callback, &context);
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	assert(context.source2);
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	data = 5;
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	assert(write(context.p1[1], &data, sizeof data) == sizeof data);
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	assert(write(context.p2[1], &data, sizeof data) == sizeof data);
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	wl_event_loop_dispatch(loop, 0);
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	assert(context.count == 1);
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	if (context.source1)
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		wl_event_source_remove(context.source1);
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	if (context.source2)
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		wl_event_source_remove(context.source2);
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	wl_event_loop_destroy(loop);
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}
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