/*
 * Copyright (c) 2023 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 <disp_srv.h>
#include <errno.h>
#include <pcut/pcut.h>
#include <str.h>

#include "../cfgclient.h"
#include "../client.h"
#include "../display.h"
#include "../idevcfg.h"
#include "../seat.h"
#include "../window.h"
#include "../wmclient.h"

PCUT_INIT;

PCUT_TEST_SUITE(display);

static void test_ds_ev_pending(void *);

static ds_client_cb_t test_ds_client_cb = {
	.ev_pending = test_ds_ev_pending
};

static void test_ds_wmev_pending(void *);

static ds_wmclient_cb_t test_ds_wmclient_cb = {
	.ev_pending = test_ds_wmev_pending
};

static void test_ds_cfgev_pending(void *);

static ds_cfgclient_cb_t test_ds_cfgclient_cb = {
	.ev_pending = test_ds_cfgev_pending
};

static void test_ds_ev_pending(void *arg)
{
	bool *called_cb = (bool *) arg;
	*called_cb = true;
}

static void test_ds_wmev_pending(void *arg)
{
	bool *called_cb = (bool *) arg;
	*called_cb = true;
}

static void test_ds_cfgev_pending(void *arg)
{
	bool *called_cb = (bool *) arg;
	*called_cb = true;
}

/** Display creation and destruction. */
PCUT_TEST(display_create_destroy)
{
	ds_display_t *disp;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	ds_display_destroy(disp);
}

/** Basic client operation. */
PCUT_TEST(display_client)
{
	ds_display_t *disp;
	ds_client_t *client;
	ds_client_t *c0, *c1;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, NULL, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	c0 = ds_display_first_client(disp);
	PCUT_ASSERT_EQUALS(c0, client);

	c1 = ds_display_next_client(c0);
	PCUT_ASSERT_NULL(c1);

	ds_client_destroy(client);
	ds_display_destroy(disp);
}

/** Basic WM client operation. */
PCUT_TEST(display_wmclient)
{
	ds_display_t *disp;
	ds_wmclient_t *wmclient;
	ds_wmclient_t *c0, *c1;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_wmclient_create(disp, &test_ds_wmclient_cb, NULL, &wmclient);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	c0 = ds_display_first_wmclient(disp);
	PCUT_ASSERT_EQUALS(c0, wmclient);

	c1 = ds_display_next_wmclient(c0);
	PCUT_ASSERT_NULL(c1);

	ds_wmclient_destroy(wmclient);
	ds_display_destroy(disp);
}

/** Basic CFG client operation. */
PCUT_TEST(display_cfgclient)
{
	ds_display_t *disp;
	ds_cfgclient_t *cfgclient;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_cfgclient_create(disp, &test_ds_cfgclient_cb, NULL, &cfgclient);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	ds_cfgclient_destroy(cfgclient);
	ds_display_destroy(disp);
}

/** Test ds_display_find_window(). */
PCUT_TEST(display_find_window)
{
	ds_display_t *disp;
	ds_client_t *client;
	ds_seat_t *seat;
	ds_window_t *w0;
	ds_window_t *w1;
	ds_window_t *wnd;
	display_wnd_params_t params;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 1;

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	wnd = ds_display_first_window(disp);
	PCUT_ASSERT_EQUALS(w0, wnd);

	wnd = ds_display_next_window(wnd);
	PCUT_ASSERT_EQUALS(w1, wnd);

	wnd = ds_display_next_window(wnd);
	PCUT_ASSERT_NULL(wnd);

	wnd = ds_display_last_window(disp);
	PCUT_ASSERT_EQUALS(w1, wnd);

	wnd = ds_display_prev_window(wnd);
	PCUT_ASSERT_EQUALS(w0, wnd);

	wnd = ds_display_prev_window(wnd);
	PCUT_ASSERT_NULL(wnd);

	wnd = ds_display_find_window(disp, w0->id);
	PCUT_ASSERT_EQUALS(w0, wnd);

	wnd = ds_display_find_window(disp, w1->id);
	PCUT_ASSERT_EQUALS(w1, wnd);

	wnd = ds_display_find_window(disp, 0);
	PCUT_ASSERT_NULL(wnd);

	wnd = ds_display_find_window(disp, w0->id + 1);
	PCUT_ASSERT_NULL(wnd);

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_seat_destroy(seat);
	ds_client_destroy(client);
	ds_display_destroy(disp);
}

/** Test ds_display_enlist_window() */
PCUT_TEST(display_enlist_window)
{
	ds_display_t *disp;
	ds_client_t *client;
	ds_seat_t *seat;
	ds_window_t *w0;
	ds_window_t *w1;
	ds_window_t *w2;
	ds_window_t *w3;
	ds_window_t *w;
	display_wnd_params_t params;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 100;

	/* Regular windows */

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/* Topmost windows */

	params.flags |= wndf_topmost;

	rc = ds_window_create(client, &params, &w2);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w3);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/* Delist w1 and w2 */
	list_remove(&w1->ldwindows);
	list_remove(&w2->ldwindows);

	/* Enlist the windows back and check their order */
	ds_display_enlist_window(disp, w1);
	ds_display_enlist_window(disp, w2);

	w = ds_display_first_window(disp);
	PCUT_ASSERT_EQUALS(w2, w);
	w = ds_display_next_window(w);
	PCUT_ASSERT_EQUALS(w3, w);
	w = ds_display_next_window(w);
	PCUT_ASSERT_EQUALS(w1, w);
	w = ds_display_next_window(w);
	PCUT_ASSERT_EQUALS(w0, w);
	w = ds_display_next_window(w);
	PCUT_ASSERT_EQUALS(NULL, w);

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_window_destroy(w2);
	ds_window_destroy(w3);
	ds_seat_destroy(seat);
	ds_client_destroy(client);
	ds_display_destroy(disp);
}

/** Test ds_display_window_to_top() */
PCUT_TEST(display_window_to_top)
{
	ds_display_t *disp;
	ds_client_t *client;
	ds_seat_t *seat;
	ds_window_t *w0;
	ds_window_t *w1;
	display_wnd_params_t params;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 100;

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	PCUT_ASSERT_EQUALS(w1, ds_display_first_window(disp));
	ds_display_window_to_top(w0);
	PCUT_ASSERT_EQUALS(w0, ds_display_first_window(disp));

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_seat_destroy(seat);
	ds_client_destroy(client);
	ds_display_destroy(disp);
}

/** Test ds_display_window_by_pos(). */
PCUT_TEST(display_window_by_pos)
{
	ds_display_t *disp;
	ds_client_t *client;
	ds_seat_t *seat;
	ds_window_t *w0;
	ds_window_t *w1;
	ds_window_t *wnd;
	display_wnd_params_t params;
	gfx_coord2_t pos;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 100;

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	w0->dpos.x = 10;
	w0->dpos.y = 10;

	w1->dpos.x = 400;
	w1->dpos.y = 400;

	pos.x = 10;
	pos.y = 10;
	wnd = ds_display_window_by_pos(disp, &pos);
	PCUT_ASSERT_EQUALS(w0, wnd);

	pos.x = 400;
	pos.y = 400;
	wnd = ds_display_window_by_pos(disp, &pos);
	PCUT_ASSERT_EQUALS(w1, wnd);

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_seat_destroy(seat);
	ds_client_destroy(client);
	ds_display_destroy(disp);
}

/** Basic idevcfg operation */
PCUT_TEST(display_idevcfg)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_idevcfg_t *idevcfg;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_idevcfg_create(disp, 42, seat, &idevcfg);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	ds_idevcfg_destroy(idevcfg);

	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** Basic seat operation. */
PCUT_TEST(display_seat)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_seat_t *s0, *s1, *s2;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	s0 = ds_display_first_seat(disp);
	PCUT_ASSERT_EQUALS(s0, seat);

	s1 = ds_display_next_seat(s0);
	PCUT_ASSERT_NULL(s1);

	s2 = ds_display_find_seat(disp, seat->id);
	PCUT_ASSERT_EQUALS(s2, seat);

	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** ds_display_seat_by_idev() returns the correct seat. */
PCUT_TEST(display_seat_by_idev)
{
	// XXX TODO
}

/** Test ds_display_post_kbd_event() delivers event to client callback.
 */
PCUT_TEST(display_post_kbd_event)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_client_t *client;
	ds_window_t *wnd;
	display_wnd_params_t params;
	kbd_event_t event;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 1;

	rc = ds_window_create(client, &params, &wnd);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	ds_seat_set_focus(seat, wnd);

	event.type = KEY_PRESS;
	event.key = KC_ENTER;
	event.mods = 0;
	event.c = L'\0';

	called_cb = false;

	rc = ds_display_post_kbd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
	PCUT_ASSERT_TRUE(called_cb);

	ds_window_destroy(wnd);
	ds_client_destroy(client);
	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** Test ds_display_post_kbd_event() with Alt-Tab switches focus.
 */
PCUT_TEST(display_post_kbd_event_alt_tab)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_client_t *client;
	ds_window_t *w0, *w1;
	display_wnd_params_t params;
	kbd_event_t event;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 1;

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	ds_seat_set_focus(seat, w0);

	event.type = KEY_PRESS;
	event.key = KC_TAB;
	event.mods = KM_ALT;
	event.c = L'\0';

	called_cb = false;

	rc = ds_display_post_kbd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/* Got gocus/unfocus events */
	PCUT_ASSERT_TRUE(called_cb);

	/* Next window should be focused */
	PCUT_ASSERT_EQUALS(w1, seat->focus);

	called_cb = false;

	rc = ds_display_post_kbd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/* Got gocus/unfocus events */
	PCUT_ASSERT_TRUE(called_cb);

	/* Focus should be back to the first window */
	PCUT_ASSERT_EQUALS(w0, seat->focus);

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_client_destroy(client);
	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** Test ds_display_post_ptd_event() with click on window switches focus
 */
PCUT_TEST(display_post_ptd_event_wnd_switch)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_client_t *client;
	ds_window_t *w0, *w1;
	display_wnd_params_t params;
	ptd_event_t event;
	bool called_cb = false;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, &test_ds_client_cb, &called_cb, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/*
	 * For PTD_MOVE to work we need to set display dimensions (as pointer
	 * move is clipped to the display rectangle. Here we do it directly
	 * instead of adding a display device.
	 */
	disp->rect.p0.x = 0;
	disp->rect.p0.y = 0;
	disp->rect.p1.x = 500;
	disp->rect.p1.y = 500;

	display_wnd_params_init(&params);
	params.rect.p0.x = params.rect.p0.y = 0;
	params.rect.p1.x = params.rect.p1.y = 1;

	rc = ds_window_create(client, &params, &w0);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_window_create(client, &params, &w1);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	w0->dpos.x = 10;
	w0->dpos.y = 10;

	w1->dpos.x = 400;
	w1->dpos.y = 400;

	ds_seat_set_focus(seat, w0);

	event.type = PTD_MOVE;
	event.dmove.x = 400;
	event.dmove.y = 400;
	rc = ds_display_post_ptd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	event.type = PTD_PRESS;
	event.btn_num = 1;
	rc = ds_display_post_ptd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	PCUT_ASSERT_EQUALS(w1, seat->focus);

	event.type = PTD_RELEASE;
	event.btn_num = 1;
	rc = ds_display_post_ptd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	event.type = PTD_MOVE;
	event.dmove.x = -400 + 10;
	event.dmove.y = -400 + 10;
	rc = ds_display_post_ptd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	event.type = PTD_PRESS;
	event.btn_num = 1;
	rc = ds_display_post_ptd_event(disp, &event);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	PCUT_ASSERT_EQUALS(w0, seat->focus);

	ds_window_destroy(w0);
	ds_window_destroy(w1);
	ds_client_destroy(client);
	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** ds_display_update_max_rect() updates maximization rectangle */
PCUT_TEST(display_update_max_rect)
{
	ds_display_t *disp;
	ds_seat_t *seat;
	ds_client_t *client;
	ds_window_t *wnd;
	display_wnd_params_t params;
	errno_t rc;

	rc = ds_display_create(NULL, df_none, &disp);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_seat_create(disp, "Alice", &seat);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	rc = ds_client_create(disp, NULL, NULL, &client);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/*
	 * We need to set display dimensions Here we do it directly
	 * instead of adding a display device.
	 */
	disp->rect.p0.x = 0;
	disp->rect.p0.y = 0;
	disp->rect.p1.x = 500;
	disp->rect.p1.y = 500;

	/* Set maximize rectangle as well */
	disp->max_rect = disp->rect;

	/* A panel-like window at the bottom */
	display_wnd_params_init(&params);
	params.flags |= wndf_setpos;
	params.pos.x = 0;
	params.pos.y = 450;
	params.rect.p0.x = 0;
	params.rect.p0.y = 0;
	params.rect.p1.x = 500;
	params.rect.p1.y = 50;

	rc = ds_window_create(client, &params, &wnd);
	PCUT_ASSERT_ERRNO_VAL(EOK, rc);

	/*
	 * At this point the maximize rect should be unaltered because
	 * the avoid flag has not been set.
	 */
	PCUT_ASSERT_INT_EQUALS(0, disp->max_rect.p0.x);
	PCUT_ASSERT_INT_EQUALS(0, disp->max_rect.p0.y);
	PCUT_ASSERT_INT_EQUALS(500, disp->max_rect.p1.x);
	PCUT_ASSERT_INT_EQUALS(500, disp->max_rect.p1.y);

	wnd->flags |= wndf_avoid;

	/* Update maximize rectangle */
	ds_display_update_max_rect(disp);

	/* Verify maximize rectangle */
	PCUT_ASSERT_INT_EQUALS(0, disp->max_rect.p0.x);
	PCUT_ASSERT_INT_EQUALS(0, disp->max_rect.p0.y);
	PCUT_ASSERT_INT_EQUALS(500, disp->max_rect.p1.x);
	PCUT_ASSERT_INT_EQUALS(450, disp->max_rect.p1.y);

	ds_window_destroy(wnd);
	ds_client_destroy(client);
	ds_seat_destroy(seat);
	ds_display_destroy(disp);
}

/** Cropping maximization rectangle from the top */
PCUT_TEST(display_crop_max_rect_top)
{
	gfx_rect_t arect;
	gfx_rect_t mrect;

	arect.p0.x = 10;
	arect.p0.y = 20;
	arect.p1.x = 30;
	arect.p1.y = 5;

	mrect.p0.x = 10;
	mrect.p0.y = 20;
	mrect.p1.x = 30;
	mrect.p1.y = 40;

	ds_display_crop_max_rect(&arect, &mrect);

	PCUT_ASSERT_INT_EQUALS(10, mrect.p0.x);
	PCUT_ASSERT_INT_EQUALS(5, mrect.p0.y);
	PCUT_ASSERT_INT_EQUALS(30, mrect.p1.x);
	PCUT_ASSERT_INT_EQUALS(40, mrect.p1.y);
}

/** Cropping maximization rectangle from the bottom */
PCUT_TEST(display_crop_max_rect_bottom)
{
	gfx_rect_t arect;
	gfx_rect_t mrect;

	arect.p0.x = 10;
	arect.p0.y = 35;
	arect.p1.x = 30;
	arect.p1.y = 40;

	mrect.p0.x = 10;
	mrect.p0.y = 20;
	mrect.p1.x = 30;
	mrect.p1.y = 40;

	ds_display_crop_max_rect(&arect, &mrect);

	PCUT_ASSERT_INT_EQUALS(10, mrect.p0.x);
	PCUT_ASSERT_INT_EQUALS(20, mrect.p0.y);
	PCUT_ASSERT_INT_EQUALS(30, mrect.p1.x);
	PCUT_ASSERT_INT_EQUALS(35, mrect.p1.y);
}

/** Cropping maximization rectangle from the left */
PCUT_TEST(display_crop_max_rect_left)
{
	gfx_rect_t arect;
	gfx_rect_t mrect;

	arect.p0.x = 10;
	arect.p0.y = 20;
	arect.p1.x = 15;
	arect.p1.y = 40;

	mrect.p0.x = 10;
	mrect.p0.y = 20;
	mrect.p1.x = 30;
	mrect.p1.y = 40;

	ds_display_crop_max_rect(&arect, &mrect);

	PCUT_ASSERT_INT_EQUALS(15, mrect.p0.x);
	PCUT_ASSERT_INT_EQUALS(20, mrect.p0.y);
	PCUT_ASSERT_INT_EQUALS(30, mrect.p1.x);
	PCUT_ASSERT_INT_EQUALS(40, mrect.p1.y);
}

/** Cropping maximization rectangle from the right */
PCUT_TEST(display_crop_max_rect_right)
{
	gfx_rect_t arect;
	gfx_rect_t mrect;

	arect.p0.x = 25;
	arect.p0.y = 20;
	arect.p1.x = 30;
	arect.p1.y = 40;

	mrect.p0.x = 10;
	mrect.p0.y = 20;
	mrect.p1.x = 30;
	mrect.p1.y = 40;

	ds_display_crop_max_rect(&arect, &mrect);

	PCUT_ASSERT_INT_EQUALS(10, mrect.p0.x);
	PCUT_ASSERT_INT_EQUALS(20, mrect.p0.y);
	PCUT_ASSERT_INT_EQUALS(25, mrect.p1.x);
	PCUT_ASSERT_INT_EQUALS(40, mrect.p1.y);
}

PCUT_EXPORT(display);