357 lines
9.5 KiB
C
357 lines
9.5 KiB
C
/**
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* Copyright © 2011 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <X11/X.h>
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#include <xfixesint.h>
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#include <X11/extensions/xfixeswire.h>
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#include "tests-common.h"
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static void
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_fixes_test_direction(struct PointerBarrier *barrier, int d[4], int permitted)
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{
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BOOL blocking;
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int i, j;
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int dir = barrier_get_direction(d[0], d[1], d[2], d[3]);
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barrier->directions = 0;
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blocking = barrier_is_blocking_direction(barrier, dir);
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assert(blocking);
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for (j = 0; j <= BarrierNegativeY; j++) {
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for (i = 0; i <= BarrierNegativeY; i++) {
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barrier->directions |= 1 << i;
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blocking = barrier_is_blocking_direction(barrier, dir);
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assert((barrier->directions & permitted) ==
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permitted ? !blocking : blocking);
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}
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}
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}
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static void
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fixes_pointer_barrier_direction_test(void)
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{
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struct PointerBarrier barrier;
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int x = 100;
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int y = 100;
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int directions[8][4] = {
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{x, y, x, y + 100}, /* S */
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{x + 50, y, x - 50, y + 100}, /* SW */
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{x + 100, y, x, y}, /* W */
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{x + 100, y + 50, x, y - 50}, /* NW */
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{x, y + 100, x, y}, /* N */
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{x - 50, y + 100, x + 50, y}, /* NE */
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{x, y, x + 100, y}, /* E */
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{x, y - 50, x + 100, y + 50}, /* SE */
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};
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barrier.x1 = x;
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barrier.x2 = x;
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barrier.y1 = y - 50;
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barrier.y2 = y + 49;
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_fixes_test_direction(&barrier, directions[0], BarrierPositiveY);
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_fixes_test_direction(&barrier, directions[1],
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BarrierPositiveY | BarrierNegativeX);
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_fixes_test_direction(&barrier, directions[2], BarrierNegativeX);
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_fixes_test_direction(&barrier, directions[3],
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BarrierNegativeY | BarrierNegativeX);
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_fixes_test_direction(&barrier, directions[4], BarrierNegativeY);
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_fixes_test_direction(&barrier, directions[5],
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BarrierPositiveX | BarrierNegativeY);
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_fixes_test_direction(&barrier, directions[6], BarrierPositiveX);
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_fixes_test_direction(&barrier, directions[7],
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BarrierPositiveY | BarrierPositiveX);
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}
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static void
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fixes_pointer_barriers_test(void)
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{
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struct PointerBarrier barrier;
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int x1, y1, x2, y2;
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double distance;
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int x = 100;
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int y = 100;
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/* vert barrier */
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barrier.x1 = x;
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barrier.x2 = x;
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barrier.y1 = y - 50;
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barrier.y2 = y + 50;
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/* across at half-way */
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x1 = x + 1;
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x2 = x - 1;
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y1 = y;
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y2 = y;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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assert(distance == 1);
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/* definitely not across */
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x1 = x + 10;
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x2 = x + 5;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across, but outside of y range */
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x1 = x + 1;
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x2 = x - 1;
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y1 = y + 100;
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y2 = y + 100;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across, diagonally */
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x1 = x + 5;
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x2 = x - 5;
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y1 = y + 5;
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y2 = y - 5;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across but outside boundary, diagonally */
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x1 = x + 5;
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x2 = x - 5;
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y1 = y + 100;
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y2 = y + 50;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → blocking */
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x1 = x;
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x2 = x - 1;
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y1 = y;
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y2 = y;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → not blocking, positive */
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x1 = x;
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x2 = x + 1;
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y1 = y;
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y2 = y;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → not blocking, negative */
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x1 = x - 1;
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x2 = x - 2;
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y1 = y;
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y2 = y;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: endpoint of movement on barrier → blocking */
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x1 = x + 1;
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x2 = x;
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y1 = y;
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y2 = y;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* startpoint on barrier but outside y range */
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x1 = x;
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x2 = x - 1;
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y1 = y + 100;
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y2 = y + 100;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* endpoint on barrier but outside y range */
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x1 = x + 1;
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x2 = x;
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y1 = y + 100;
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y2 = y + 100;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* horizontal barrier */
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barrier.x1 = x - 50;
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barrier.x2 = x + 50;
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barrier.y1 = y;
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barrier.y2 = y;
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/* across at half-way */
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x1 = x;
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x2 = x;
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y1 = y - 1;
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y2 = y + 1;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* definitely not across */
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y1 = y + 10;
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y2 = y + 5;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across, but outside of y range */
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x1 = x + 100;
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x2 = x + 100;
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y1 = y + 1;
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y2 = y - 1;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across, diagonally */
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y1 = y + 5;
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y2 = y - 5;
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x1 = x + 5;
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x2 = x - 5;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* across but outside boundary, diagonally */
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y1 = y + 5;
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y2 = y - 5;
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x1 = x + 100;
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x2 = x + 50;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → blocking */
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y1 = y;
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y2 = y - 1;
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x1 = x;
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x2 = x;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → not blocking, positive */
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y1 = y;
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y2 = y + 1;
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x1 = x;
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x2 = x;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: startpoint of movement on barrier → not blocking, negative */
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y1 = y - 1;
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y2 = y - 2;
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x1 = x;
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x2 = x;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* edge case: endpoint of movement on barrier → blocking */
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y1 = y + 1;
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y2 = y;
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x1 = x;
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x2 = x;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* startpoint on barrier but outside y range */
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y1 = y;
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y2 = y - 1;
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x1 = x + 100;
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x2 = x + 100;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* endpoint on barrier but outside y range */
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y1 = y + 1;
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y2 = y;
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x1 = x + 100;
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x2 = x + 100;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* ray vert barrier */
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barrier.x1 = x;
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barrier.x2 = x;
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barrier.y1 = -1;
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barrier.y2 = y + 100;
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/* ray barrier simple case */
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y1 = y;
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y2 = y;
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x1 = x + 50;
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x2 = x - 50;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* endpoint outside y range; should be blocked */
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y1 = y - 1000;
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y2 = y - 1000;
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x1 = x + 50;
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x2 = x - 50;
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assert(barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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/* endpoint outside y range */
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y1 = y + 150;
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y2 = y + 150;
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x1 = x + 50;
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x2 = x - 50;
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assert(!barrier_is_blocking(&barrier, x1, y1, x2, y2, &distance));
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}
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static void
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fixes_pointer_barrier_clamp_test(void)
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{
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struct PointerBarrier barrier;
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int x = 100;
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int y = 100;
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int cx, cy; /* clamped */
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/* vert barrier */
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barrier.x1 = x;
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barrier.x2 = x;
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barrier.y1 = y - 50;
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barrier.y2 = y + 49;
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barrier.directions = 0;
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cx = INT_MAX;
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cy = INT_MAX;
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barrier_clamp_to_barrier(&barrier, BarrierPositiveX, &cx, &cy);
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assert(cx == barrier.x1 - 1);
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assert(cy == INT_MAX);
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cx = 0;
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cy = INT_MAX;
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barrier_clamp_to_barrier(&barrier, BarrierNegativeX, &cx, &cy);
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assert(cx == barrier.x1);
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assert(cy == INT_MAX);
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/* horiz barrier */
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barrier.x1 = x - 50;
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barrier.x2 = x + 49;
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barrier.y1 = y;
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barrier.y2 = y;
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barrier.directions = 0;
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cx = INT_MAX;
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cy = INT_MAX;
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barrier_clamp_to_barrier(&barrier, BarrierPositiveY, &cx, &cy);
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assert(cx == INT_MAX);
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assert(cy == barrier.y1 - 1);
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cx = INT_MAX;
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cy = 0;
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barrier_clamp_to_barrier(&barrier, BarrierNegativeY, &cx, &cy);
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assert(cx == INT_MAX);
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assert(cy == barrier.y1);
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}
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int
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fixes_test(void)
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{
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fixes_pointer_barriers_test();
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fixes_pointer_barrier_direction_test();
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fixes_pointer_barrier_clamp_test();
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return 0;
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}
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