duckstation

duckstation, but archived from the revision just before upstream changed it to a proprietary software project, this version is the libre one
git clone https://git.neptards.moe/u3shit/duckstation.git
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rectangle_tests.cpp (1734B)

      1 // SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
      2 // SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
      3 
      4 #include "common/gsvector.h"
      5 #include <gtest/gtest.h>
      6 
      7 TEST(Rectangle, AdjacentRectanglesNotIntersecting)
      8 {
      9   GSVector4i r1(0, 0, 10, 10);
     10   GSVector4i r2(10, 10, 20, 20);
     11   ASSERT_FALSE(r1.rintersects(r2));
     12 }
     13 
     14 TEST(Rectangle, IntersectingRectanglesIntersecting)
     15 {
     16   GSVector4i r1(0, 0, 10, 10);
     17   GSVector4i r2(9, 9, 14, 14);
     18   ASSERT_TRUE(r1.rintersects(r2));
     19   ASSERT_TRUE(r2.rintersects(r1));
     20 }
     21 
     22 TEST(Rectangle, PointContainedInRectangle)
     23 {
     24   GSVector4i r1(0, 0, 10, 10);
     25   GSVector4i r2(5, 5, 6, 6);
     26   ASSERT_TRUE(r1.rcontains(r2));
     27 }
     28 
     29 TEST(Rectangle, PointOutsideRectangleNotContained)
     30 {
     31   GSVector4i r1(0, 0, 10, 10);
     32   GSVector4i r2(10, 10, 11, 11);
     33   ASSERT_FALSE(r1.rcontains(r2));
     34 }
     35 
     36 TEST(Rectangle, RectangleSize)
     37 {
     38   GSVector4i r(0, 0, 10, 10);
     39   ASSERT_EQ(r.width(), 10);
     40   ASSERT_EQ(r.height(), 10);
     41 }
     42 
     43 TEST(Rectangle, IncludeAfterInvalid)
     44 {
     45   GSVector4i r(0, 0, 1, 1);
     46   GSVector4i r2(5, 5, 10, 10);
     47   GSVector4i ru(0, 0, 10, 10);
     48   ASSERT_TRUE(r.runion(r2).eq(ru));
     49 }
     50 
     51 TEST(Rectangle, EmptyRectangleHasNoExtents)
     52 {
     53   GSVector4i r(0, 0, 0, 0);
     54   ASSERT_EQ(r.width(), 0);
     55   ASSERT_EQ(r.height(), 0);
     56   ASSERT_TRUE(r.rempty());
     57 }
     58 
     59 TEST(Rectangle, NonEmptyRectangleHasExtents)
     60 {
     61   GSVector4i r(0, 0, 1, 1);
     62   ASSERT_EQ(r.width(), 1);
     63   ASSERT_EQ(r.height(), 1);
     64   ASSERT_FALSE(r.rempty());
     65 }
     66 
     67 TEST(Rectangle, RelationalOperators)
     68 {
     69   GSVector4i r1(0, 0, 1, 1);
     70   GSVector4i r2(1, 1, 2, 2);
     71 
     72   ASSERT_TRUE(r1.eq(r1));
     73   ASSERT_TRUE(r1.lt32(r2).alltrue());
     74   ASSERT_TRUE(r2.eq(r2));
     75   ASSERT_TRUE(r2.gt32(r1).alltrue());
     76   ASSERT_FALSE(r2.lt32(r1).alltrue());
     77   ASSERT_FALSE(r1.eq(r2));
     78 }
     79