| /* |
| * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 |
| * COPYRIGHT HOLDER OR CONTRIBUTORS 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 "third_party/blink/renderer/core/layout/shapes/box_shape.h" |
| |
| #include <memory> |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/blink/renderer/platform/geometry/float_rounded_rect.h" |
| |
| namespace blink { |
| |
| class BoxShapeTest : public testing::Test { |
| protected: |
| BoxShapeTest() = default; |
| |
| std::unique_ptr<Shape> CreateBoxShape(const FloatRoundedRect& bounds, |
| float shape_margin) { |
| return Shape::CreateLayoutBoxShape(bounds, WritingMode::kHorizontalTb, |
| shape_margin); |
| } |
| }; |
| |
| namespace { |
| |
| #define TEST_EXCLUDED_INTERVAL(shapePtr, lineTop, lineHeight, expectedLeft, \ |
| expectedRight) \ |
| { \ |
| LineSegment segment = shapePtr->GetExcludedInterval(lineTop, lineHeight); \ |
| EXPECT_TRUE(segment.is_valid); \ |
| if (segment.is_valid) { \ |
| EXPECT_FLOAT_EQ(expectedLeft, segment.logical_left); \ |
| EXPECT_FLOAT_EQ(expectedRight, segment.logical_right); \ |
| } \ |
| } |
| |
| #define TEST_NO_EXCLUDED_INTERVAL(shapePtr, lineTop, lineHeight) \ |
| { \ |
| LineSegment segment = shapePtr->GetExcludedInterval(lineTop, lineHeight); \ |
| EXPECT_FALSE(segment.is_valid); \ |
| } |
| |
| /* The BoxShape is based on a 100x50 rectangle at 0,0. The shape-margin value is |
| * 10, so the shapeMarginBoundingBox rectangle is 120x70 at -10,-10: |
| * |
| * -10,-10 110,-10 |
| * +--------+ |
| * | | |
| * +--------+ |
| * -10,60 60,60 |
| */ |
| TEST_F(BoxShapeTest, zeroRadii) { |
| std::unique_ptr<Shape> shape = |
| CreateBoxShape(FloatRoundedRect(0, 0, 100, 50), 10); |
| EXPECT_FALSE(shape->IsEmpty()); |
| |
| EXPECT_EQ(LayoutRect(-10, -10, 120, 70), |
| shape->ShapeMarginLogicalBoundingBox()); |
| |
| // A BoxShape's bounds include the top edge but not the bottom edge. |
| // Similarly a "line", specified as top,height to the overlap methods, |
| // is defined as top <= y < top + height. |
| |
| EXPECT_TRUE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(-9), LayoutUnit(1))); |
| EXPECT_TRUE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(-10), LayoutUnit())); |
| EXPECT_TRUE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(-10), LayoutUnit(200))); |
| EXPECT_TRUE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(5), LayoutUnit(10))); |
| EXPECT_TRUE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(59), LayoutUnit(1))); |
| |
| EXPECT_FALSE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(-12), LayoutUnit(2))); |
| EXPECT_FALSE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(60), LayoutUnit(1))); |
| EXPECT_FALSE( |
| shape->LineOverlapsShapeMarginBounds(LayoutUnit(100), LayoutUnit(200))); |
| |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(-9), LayoutUnit(1), -10, 110); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(-10), LayoutUnit(), -10, 110); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(-10), LayoutUnit(200), -10, 110); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(5), LayoutUnit(10), -10, 110); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(59), LayoutUnit(1), -10, 110); |
| |
| TEST_NO_EXCLUDED_INTERVAL(shape, LayoutUnit(-12), LayoutUnit(2)); |
| TEST_NO_EXCLUDED_INTERVAL(shape, LayoutUnit(60), LayoutUnit(1)); |
| TEST_NO_EXCLUDED_INTERVAL(shape, LayoutUnit(100), LayoutUnit(200)); |
| } |
| |
| /* BoxShape geometry for this test. Corner radii are in parens, x and y |
| * intercepts for the elliptical corners are noted. The rectangle itself is at |
| * 0,0 with width and height 100. |
| * |
| * (10, 15) x=10 x=90 (10, 20) |
| * (--+---------+--) |
| * y=15 +--| |-+ y=20 |
| * | | |
| * | | |
| * y=85 + -| |- + y=70 |
| * (--+---------+--) |
| * (25, 15) x=25 x=80 (20, 30) |
| */ |
| TEST_F(BoxShapeTest, getIntervals) { |
| const FloatRoundedRect::Radii corner_radii( |
| FloatSize(10, 15), FloatSize(10, 20), FloatSize(25, 15), |
| FloatSize(20, 30)); |
| std::unique_ptr<Shape> shape = CreateBoxShape( |
| FloatRoundedRect(IntRect(0, 0, 100, 100), corner_radii), 0); |
| EXPECT_FALSE(shape->IsEmpty()); |
| |
| EXPECT_EQ(LayoutRect(0, 0, 100, 100), shape->ShapeMarginLogicalBoundingBox()); |
| |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(10), LayoutUnit(95), 0, 100); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(5), LayoutUnit(25), 0, 100); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(15), LayoutUnit(6), 0, 100); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(20), LayoutUnit(50), 0, 100); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(69), LayoutUnit(5), 0, 100); |
| TEST_EXCLUDED_INTERVAL(shape, LayoutUnit(85), LayoutUnit(10), 0, 97.3125f); |
| } |
| |
| } // anonymous namespace |
| |
| } // namespace blink |