зеркало из https://github.com/mozilla/moz-skia.git
55 строки
1.3 KiB
C++
55 строки
1.3 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "CurveIntersection.h"
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#include "Intersection_Tests.h"
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#include "IntersectionUtilities.h"
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static void assert_that(int x, int y, const char* s) {
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if (x == y) {
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return;
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}
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printf("result=%d expected=%d %s\n", x, y, s);
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}
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static void side_test() {
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assert_that(side(-1), 0, "side(-1) != 0");
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assert_that(side(0), 1, "side(0) != 1");
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assert_that(side(1), 2, "side(1) != 2");
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}
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static void sideBit_test() {
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assert_that(sideBit(-1), 1, "sideBit(-1) != 1");
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assert_that(sideBit(0), 2, "sideBit(0) != 2");
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assert_that(sideBit(1), 4, "sideBit(1) != 4");
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}
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static void other_two_test() {
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for (int x = 0; x < 4; ++x) {
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for (int y = 0; y < 4; ++y) {
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if (x == y) {
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continue;
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}
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int mask = other_two(x, y);
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int all = 1 << x;
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all |= 1 << y;
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all |= 1 << (x ^ mask);
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all |= 1 << (y ^ mask);
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if (all == 0x0F) {
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continue;
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}
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printf("[%d,%d] other_two failed mask=%d [%d,%d]\n",
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x, y, mask, x ^ mask, y ^ mask);
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}
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}
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}
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void Inline_Tests() {
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side_test();
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sideBit_test();
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other_two_test();
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}
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