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/*
Copyright 2020 David Robillard <http://drobilla.net>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
Tests the basic sanity of view/window create, configure, map, expose, unmap,
and destroy events.
*/
#undef NDEBUG
#include "test_utils.h"
#include "pugl/pugl.h"
#include "pugl/pugl_stub.h"
#include <assert.h>
#include <stdbool.h>
#include <stddef.h>
typedef enum {
START,
CREATED,
CONFIGURED,
MAPPED,
EXPOSED,
UNMAPPED,
DESTROYED,
} State;
typedef struct {
PuglTestOptions opts;
PuglWorld* world;
PuglView* view;
State state;
} PuglTest;
static PuglStatus
onEvent(PuglView* view, const PuglEvent* event)
{
PuglTest* test = (PuglTest*)puglGetHandle(view);
if (test->opts.verbose) {
printEvent(event, "Event: ", true);
}
switch (event->type) {
case PUGL_CREATE:
assert(test->state == START);
test->state = CREATED;
break;
case PUGL_CONFIGURE:
if (test->state == CREATED) {
test->state = CONFIGURED;
}
break;
case PUGL_MAP:
assert(test->state == CONFIGURED || test->state == UNMAPPED);
test->state = MAPPED;
break;
case PUGL_EXPOSE:
assert(test->state == MAPPED);
test->state = EXPOSED;
break;
case PUGL_UNMAP:
assert(test->state == EXPOSED);
test->state = UNMAPPED;
break;
case PUGL_DESTROY:
assert(test->state == UNMAPPED);
test->state = DESTROYED;
break;
default:
break;
}
return PUGL_SUCCESS;
}
static void
tick(PuglWorld* world)
{
#ifdef __APPLE__
// FIXME: Expose events are not events on MacOS, so we can't block
// indefinitely here since it will block forever
assert(!puglUpdate(world, 1 / 30.0));
#else
assert(!puglUpdate(world, -1));
#endif
}
int
main(int argc, char** argv)
{
PuglTest test = {puglParseTestOptions(&argc, &argv),
puglNewWorld(PUGL_PROGRAM, 0),
NULL,
START};
// Set up view
test.view = puglNewView(test.world);
puglSetClassName(test.world, "Pugl Test");
puglSetBackend(test.view, puglStubBackend());
puglSetHandle(test.view, &test);
puglSetEventFunc(test.view, onEvent);
// Create initially invisible window
assert(!puglRealize(test.view));
assert(!puglGetVisible(test.view));
while (test.state < CREATED) {
tick(test.world);
}
// Show and hide window a couple of times
for (unsigned i = 0u; i < 2u; ++i) {
assert(!puglShowWindow(test.view));
while (test.state != EXPOSED) {
tick(test.world);
}
assert(puglGetVisible(test.view));
assert(!puglHideWindow(test.view));
while (test.state != UNMAPPED) {
tick(test.world);
}
}
// Tear down
assert(!puglGetVisible(test.view));
puglFreeView(test.view);
assert(test.state == DESTROYED);
puglFreeWorld(test.world);
return 0;
}
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