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| 1 /* | |
| 2 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above | |
| 9 * copyright notice, this list of conditions and the following | |
| 10 * disclaimer. | |
| 11 * 2. Redistributions in binary form must reproduce the above | |
| 12 * copyright notice, this list of conditions and the following | |
| 13 * disclaimer in the documentation and/or other materials | |
| 14 * provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
| 19 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
| 20 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 21 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 27 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 28 */ | |
| 29 | |
| 30 #include "config.h" | |
| 31 | |
| 32 #include "core/rendering/shapes/BoxShape.h" | |
| 33 | |
| 34 #include "platform/geometry/RoundedRect.h" | |
| 35 | |
| 36 #include <gtest/gtest.h> | |
| 37 | |
| 38 namespace blink { | |
| 39 | |
| 40 class BoxShapeTest : public ::testing::Test { | |
| 41 protected: | |
| 42 BoxShapeTest() { } | |
| 43 | |
| 44 PassOwnPtr<Shape> createBoxShape(const RoundedRect& bounds, float shapeMargi
n) | |
| 45 { | |
| 46 return Shape::createLayoutBoxShape(bounds, shapeMargin); | |
| 47 } | |
| 48 }; | |
| 49 | |
| 50 } // namespace blink | |
| 51 | |
| 52 namespace { | |
| 53 | |
| 54 using namespace blink; | |
| 55 | |
| 56 #define TEST_EXCLUDED_INTERVAL(shapePtr, lineTop, lineHeight, expectedLeft, expe
ctedRight) \ | |
| 57 {
\ | |
| 58 LineSegment segment = shapePtr->getExcludedInterval(lineTop, lineHeight);
\ | |
| 59 EXPECT_TRUE(segment.isValid); \ | |
| 60 if (segment.isValid) {
\ | |
| 61 EXPECT_FLOAT_EQ(expectedLeft, segment.logicalLeft);
\ | |
| 62 EXPECT_FLOAT_EQ(expectedRight, segment.logicalRight);
\ | |
| 63 }
\ | |
| 64 } | |
| 65 | |
| 66 #define TEST_NO_EXCLUDED_INTERVAL(shapePtr, lineTop, lineHeight) \ | |
| 67 { \ | |
| 68 LineSegment segment = shapePtr->getExcludedInterval(lineTop, lineHeight); \ | |
| 69 EXPECT_FALSE(segment.isValid); \ | |
| 70 } | |
| 71 | |
| 72 /* The BoxShape is based on a 100x50 rectangle at 0,0. The shape-margin value is
10, | |
| 73 * so the shapeMarginBoundingBox rectangle is 120x70 at -10,-10: | |
| 74 * | |
| 75 * -10,-10 110,-10 | |
| 76 * +--------+ | |
| 77 * | | | |
| 78 * +--------+ | |
| 79 * -10,60 60,60 | |
| 80 */ | |
| 81 TEST_F(BoxShapeTest, zeroRadii) | |
| 82 { | |
| 83 OwnPtr<Shape> shape = createBoxShape(RoundedRect(0, 0, 100, 50), 10); | |
| 84 EXPECT_FALSE(shape->isEmpty()); | |
| 85 | |
| 86 EXPECT_EQ(LayoutRect(-10, -10, 120, 70), shape->shapeMarginLogicalBoundingBo
x()); | |
| 87 | |
| 88 // A BoxShape's bounds include the top edge but not the bottom edge. | |
| 89 // Similarly a "line", specified as top,height to the overlap methods, | |
| 90 // is defined as top <= y < top + height. | |
| 91 | |
| 92 EXPECT_TRUE(shape->lineOverlapsShapeMarginBounds(-9, 1)); | |
| 93 EXPECT_TRUE(shape->lineOverlapsShapeMarginBounds(-10, 0)); | |
| 94 EXPECT_TRUE(shape->lineOverlapsShapeMarginBounds(-10, 200)); | |
| 95 EXPECT_TRUE(shape->lineOverlapsShapeMarginBounds(5, 10)); | |
| 96 EXPECT_TRUE(shape->lineOverlapsShapeMarginBounds(59, 1)); | |
| 97 | |
| 98 EXPECT_FALSE(shape->lineOverlapsShapeMarginBounds(-12, 2)); | |
| 99 EXPECT_FALSE(shape->lineOverlapsShapeMarginBounds(60, 1)); | |
| 100 EXPECT_FALSE(shape->lineOverlapsShapeMarginBounds(100, 200)); | |
| 101 | |
| 102 TEST_EXCLUDED_INTERVAL(shape, -9, 1, -10, 110); | |
| 103 TEST_EXCLUDED_INTERVAL(shape, -10, 0, -10, 110); | |
| 104 TEST_EXCLUDED_INTERVAL(shape, -10, 200, -10, 110); | |
| 105 TEST_EXCLUDED_INTERVAL(shape, 5, 10, -10, 110); | |
| 106 TEST_EXCLUDED_INTERVAL(shape, 59, 1, -10, 110); | |
| 107 | |
| 108 TEST_NO_EXCLUDED_INTERVAL(shape, -12, 2); | |
| 109 TEST_NO_EXCLUDED_INTERVAL(shape, 60, 1); | |
| 110 TEST_NO_EXCLUDED_INTERVAL(shape, 100, 200); | |
| 111 } | |
| 112 | |
| 113 /* BoxShape geometry for this test. Corner radii are in parens, x and y intercep
ts | |
| 114 * for the elliptical corners are noted. The rectangle itself is at 0,0 with wid
th and height 100. | |
| 115 * | |
| 116 * (10, 15) x=10 x=90 (10, 20) | |
| 117 * (--+---------+--) | |
| 118 * y=15 +--| |-+ y=20 | |
| 119 * | | | |
| 120 * | | | |
| 121 * y=85 + -| |- + y=70 | |
| 122 * (--+---------+--) | |
| 123 * (25, 15) x=25 x=80 (20, 30) | |
| 124 */ | |
| 125 TEST_F(BoxShapeTest, getIntervals) | |
| 126 { | |
| 127 const RoundedRect::Radii cornerRadii(IntSize(10, 15), IntSize(10, 20), IntSi
ze(25, 15), IntSize(20, 30)); | |
| 128 OwnPtr<Shape> shape = createBoxShape(RoundedRect(IntRect(0, 0, 100, 100), co
rnerRadii), 0); | |
| 129 EXPECT_FALSE(shape->isEmpty()); | |
| 130 | |
| 131 EXPECT_EQ(LayoutRect(0, 0, 100, 100), shape->shapeMarginLogicalBoundingBox()
); | |
| 132 | |
| 133 TEST_EXCLUDED_INTERVAL(shape, 10, 95, 0, 100); | |
| 134 TEST_EXCLUDED_INTERVAL(shape, 5, 25, 0, 100); | |
| 135 TEST_EXCLUDED_INTERVAL(shape, 15, 6, 0, 100); | |
| 136 TEST_EXCLUDED_INTERVAL(shape, 20, 50, 0, 100); | |
| 137 TEST_EXCLUDED_INTERVAL(shape, 69, 5, 0, 100); | |
| 138 TEST_EXCLUDED_INTERVAL(shape, 85, 10, 0, 97.320511f); | |
| 139 } | |
| 140 | |
| 141 } // namespace | |
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