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Diffstat (limited to '')
| -rw-r--r-- | gfx/tests/gtest/TestRect.cpp | 667 |
1 files changed, 667 insertions, 0 deletions
diff --git a/gfx/tests/gtest/TestRect.cpp b/gfx/tests/gtest/TestRect.cpp new file mode 100644 index 0000000000..886f5cb031 --- /dev/null +++ b/gfx/tests/gtest/TestRect.cpp @@ -0,0 +1,667 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +#include <limits> + +#include "gtest/gtest.h" + +#include "gfxTypes.h" +#include "nsRect.h" +#include "nsRectAbsolute.h" +#include "gfxRect.h" +#include "mozilla/gfx/Rect.h" +#include "mozilla/gfx/RectAbsolute.h" +#include "mozilla/WritingModes.h" +#ifdef XP_WIN +# include <windows.h> +#endif + +using mozilla::gfx::IntRect; +using mozilla::gfx::IntRectAbsolute; + +template <class RectType> +static bool TestConstructors() { + // Create a rectangle + RectType rect1(10, 20, 30, 40); + + // Make sure the rectangle was properly initialized + EXPECT_TRUE(rect1.IsEqualRect(10, 20, 30, 40) && rect1.IsEqualXY(10, 20) && + rect1.IsEqualSize(30, 40)) + << "[1] Make sure the rectangle was properly initialized with " + "constructor"; + + // Create a second rect using the copy constructor + RectType rect2(rect1); + + // Make sure the rectangle was properly initialized + EXPECT_TRUE(rect2.IsEqualEdges(rect1) && + rect2.IsEqualXY(rect1.X(), rect1.Y()) && + rect2.IsEqualSize(rect1.Width(), rect1.Height())) + << "[2] Make sure the rectangle was properly initialized with copy " + "constructor"; + + EXPECT_TRUE(!rect1.IsEmpty() && !rect1.IsZeroArea() && rect1.IsFinite() && + !rect2.IsEmpty() && !rect2.IsZeroArea() && rect2.IsFinite()) + << "[3] These rectangles are not empty and are finite"; + + rect1.SetRect(1, 2, 30, 40); + EXPECT_TRUE(rect1.X() == 1 && rect1.Y() == 2 && rect1.Width() == 30 && + rect1.Height() == 40 && rect1.XMost() == 31 && + rect1.YMost() == 42); + + rect1.SetRectX(11, 50); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 2 && rect1.Width() == 50 && + rect1.Height() == 40 && rect1.XMost() == 61 && + rect1.YMost() == 42); + + rect1.SetRectY(22, 60); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 22 && rect1.Width() == 50 && + rect1.Height() == 60 && rect1.XMost() == 61 && + rect1.YMost() == 82); + + rect1.SetBox(1, 2, 31, 42); + EXPECT_TRUE(rect1.X() == 1 && rect1.Y() == 2 && rect1.Width() == 30 && + rect1.Height() == 40 && rect1.XMost() == 31 && + rect1.YMost() == 42); + + rect1.SetBoxX(11, 61); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 2 && rect1.Width() == 50 && + rect1.Height() == 40 && rect1.XMost() == 61 && + rect1.YMost() == 42); + + rect1.SetBoxY(22, 82); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 22 && rect1.Width() == 50 && + rect1.Height() == 60 && rect1.XMost() == 61 && + rect1.YMost() == 82); + + rect1.SetRect(1, 2, 30, 40); + EXPECT_TRUE(rect1.X() == 1 && rect1.Y() == 2 && rect1.Width() == 30 && + rect1.Height() == 40 && rect1.XMost() == 31 && + rect1.YMost() == 42); + + rect1.MoveByX(10); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 2 && rect1.Width() == 30 && + rect1.Height() == 40 && rect1.XMost() == 41 && + rect1.YMost() == 42); + + rect1.MoveByY(20); + EXPECT_TRUE(rect1.X() == 11 && rect1.Y() == 22 && rect1.Width() == 30 && + rect1.Height() == 40 && rect1.XMost() == 41 && + rect1.YMost() == 62); + + return true; +} + +template <class RectType> +static bool TestEqualityOperator() { + RectType rect1(10, 20, 30, 40); + RectType rect2(rect1); + + // Test the equality operator + EXPECT_TRUE(rect1 == rect2) << "[1] Test the equality operator"; + + EXPECT_FALSE(!rect1.IsEqualInterior(rect2)) + << "[2] Test the inequality operator"; + + // Make sure that two empty rects are equal + rect1.SetEmpty(); + rect2.SetEmpty(); + EXPECT_TRUE(rect1 == rect2) << "[3] Make sure that two empty rects are equal"; + + return true; +} + +template <class RectType> +static bool TestContainment() { + RectType rect1(10, 10, 50, 50); + + // Test the point containment methods + // + + // Basic test of a point in the middle of the rect + EXPECT_TRUE(rect1.Contains(rect1.Center()) && + rect1.ContainsX(rect1.Center().x) && + rect1.ContainsY(rect1.Center().y)) + << "[1] Basic test of a point in the middle of the rect"; + + // Test against a point at the left/top edges + EXPECT_TRUE(rect1.Contains(rect1.X(), rect1.Y()) && + rect1.ContainsX(rect1.X()) && rect1.ContainsY(rect1.Y())) + << "[2] Test against a point at the left/top edges"; + + // Test against a point at the right/bottom extents + EXPECT_FALSE(rect1.Contains(rect1.XMost(), rect1.YMost()) || + rect1.ContainsX(rect1.XMost()) || rect1.ContainsY(rect1.YMost())) + << "[3] Test against a point at the right/bottom extents"; + + // Test the rect containment methods + // + RectType rect2(rect1); + + // Test against a rect that's the same as rect1 + EXPECT_FALSE(!rect1.Contains(rect2)) + << "[4] Test against a rect that's the same as rect1"; + + // Test against a rect whose left edge (only) is outside of rect1 + rect2.MoveByX(-1); + EXPECT_FALSE(rect1.Contains(rect2)) + << "[5] Test against a rect whose left edge (only) is outside of rect1"; + rect2.MoveByX(1); + + // Test against a rect whose top edge (only) is outside of rect1 + rect2.MoveByY(-1); + EXPECT_FALSE(rect1.Contains(rect2)) + << "[6] Test against a rect whose top edge (only) is outside of rect1"; + rect2.MoveByY(1); + + // Test against a rect whose right edge (only) is outside of rect1 + rect2.MoveByX(1); + EXPECT_FALSE(rect1.Contains(rect2)) + << "[7] Test against a rect whose right edge (only) is outside of rect1"; + rect2.MoveByX(-1); + + // Test against a rect whose bottom edge (only) is outside of rect1 + rect2.MoveByY(1); + EXPECT_FALSE(rect1.Contains(rect2)) + << "[8] Test against a rect whose bottom edge (only) is outside of rect1"; + rect2.MoveByY(-1); + + return true; +} + +// Test the method that returns a boolean result but doesn't return a +// a rectangle +template <class RectType> +static bool TestIntersects() { + RectType rect1(10, 10, 50, 50); + RectType rect2(rect1); + + // Test against a rect that's the same as rect1 + EXPECT_FALSE(!rect1.Intersects(rect2)) + << "[1] Test against a rect that's the same as rect1"; + + // Test against a rect that's enclosed by rect1 + rect2.Inflate(-1, -1); + EXPECT_FALSE(!rect1.Contains(rect2) || !rect1.Intersects(rect2)) + << "[2] Test against a rect that's enclosed by rect1"; + rect2.Inflate(1, 1); + + // Make sure inflate and deflate worked correctly + EXPECT_TRUE(rect1.IsEqualInterior(rect2)) + << "[3] Make sure inflate and deflate worked correctly"; + + // Test against a rect that overlaps the left edge of rect1 + rect2.MoveByX(-1); + EXPECT_FALSE(!rect1.Intersects(rect2)) + << "[4] Test against a rect that overlaps the left edge of rect1"; + rect2.MoveByX(1); + + // Test against a rect that's outside of rect1 on the left + rect2.MoveByX(-rect2.Width()); + EXPECT_FALSE(rect1.Intersects(rect2)) + << "[5] Test against a rect that's outside of rect1 on the left"; + rect2.MoveByX(rect2.Width()); + + // Test against a rect that overlaps the top edge of rect1 + rect2.MoveByY(-1); + EXPECT_FALSE(!rect1.Intersects(rect2)) + << "[6] Test against a rect that overlaps the top edge of rect1"; + rect2.MoveByY(1); + + // Test against a rect that's outside of rect1 on the top + rect2.MoveByY(-rect2.Height()); + EXPECT_FALSE(rect1.Intersects(rect2)) + << "[7] Test against a rect that's outside of rect1 on the top"; + rect2.MoveByY(rect2.Height()); + + // Test against a rect that overlaps the right edge of rect1 + rect2.MoveByX(1); + EXPECT_FALSE(!rect1.Intersects(rect2)) + << "[8] Test against a rect that overlaps the right edge of rect1"; + rect2.MoveByX(-1); + + // Test against a rect that's outside of rect1 on the right + rect2.MoveByX(rect2.Width()); + EXPECT_FALSE(rect1.Intersects(rect2)) + << "[9] Test against a rect that's outside of rect1 on the right"; + rect2.MoveByX(-rect2.Width()); + + // Test against a rect that overlaps the bottom edge of rect1 + rect2.MoveByY(1); + EXPECT_FALSE(!rect1.Intersects(rect2)) + << "[10] Test against a rect that overlaps the bottom edge of rect1"; + rect2.MoveByY(-1); + + // Test against a rect that's outside of rect1 on the bottom + rect2.MoveByY(rect2.Height()); + EXPECT_FALSE(rect1.Intersects(rect2)) + << "[11] Test against a rect that's outside of rect1 on the bottom"; + rect2.MoveByY(-rect2.Height()); + + return true; +} + +// Test the method that returns a boolean result and an intersection rect +template <class RectType> +static bool TestIntersection() { + RectType rect1(10, 10, 50, 50); + RectType rect2(rect1); + RectType dest; + + // Test against a rect that's the same as rect1 + EXPECT_FALSE(!dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(rect1))) + << "[1] Test against a rect that's the same as rect1"; + + // Test against a rect that's enclosed by rect1 + rect2.Inflate(-1, -1); + EXPECT_FALSE(!dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(rect2))) + << "[2] Test against a rect that's enclosed by rect1"; + rect2.Inflate(1, 1); + + // Test against a rect that overlaps the left edge of rect1 + rect2.MoveByX(-1); + EXPECT_FALSE(!dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(RectType( + rect1.X(), rect1.Y(), rect1.Width() - 1, rect1.Height())))) + << "[3] Test against a rect that overlaps the left edge of rect1"; + rect2.MoveByX(1); + + // Test against a rect that's outside of rect1 on the left + rect2.MoveByX(-rect2.Width()); + EXPECT_FALSE(dest.IntersectRect(rect1, rect2)) + << "[4] Test against a rect that's outside of rect1 on the left"; + // Make sure an empty rect is returned + EXPECT_TRUE(dest.IsEmpty() && dest.IsZeroArea()) + << "[4] Make sure an empty rect is returned"; + EXPECT_TRUE(dest.IsFinite()) << "[4b] Should be finite"; + rect2.MoveByX(rect2.Width()); + + // Test against a rect that overlaps the top edge of rect1 + rect2.MoveByY(-1); + EXPECT_FALSE(!dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(RectType( + rect1.X(), rect1.Y(), rect1.Width(), rect1.Height() - 1)))) + << "[5] Test against a rect that overlaps the top edge of rect1"; + EXPECT_TRUE(dest.IsFinite()) << "[5b] Should be finite"; + rect2.MoveByY(1); + + // Test against a rect that's outside of rect1 on the top + rect2.MoveByY(-rect2.Height()); + EXPECT_FALSE(dest.IntersectRect(rect1, rect2)) + << "[6] Test against a rect that's outside of rect1 on the top"; + // Make sure an empty rect is returned + EXPECT_TRUE(dest.IsEmpty() && dest.IsZeroArea()) + << "[6] Make sure an empty rect is returned"; + EXPECT_TRUE(dest.IsFinite()) << "[6b] Should be finite"; + rect2.MoveByY(rect2.Height()); + + // Test against a rect that overlaps the right edge of rect1 + rect2.MoveByX(1); + EXPECT_FALSE( + !dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(RectType(rect1.X() + 1, rect1.Y(), + rect1.Width() - 1, rect1.Height())))) + << "[7] Test against a rect that overlaps the right edge of rect1"; + rect2.MoveByX(-1); + + // Test against a rect that's outside of rect1 on the right + rect2.MoveByX(rect2.Width()); + EXPECT_FALSE(dest.IntersectRect(rect1, rect2)) + << "[8] Test against a rect that's outside of rect1 on the right"; + // Make sure an empty rect is returned + EXPECT_TRUE(dest.IsEmpty() && dest.IsZeroArea()) + << "[8] Make sure an empty rect is returned"; + EXPECT_TRUE(dest.IsFinite()) << "[8b] Should be finite"; + rect2.MoveByX(-rect2.Width()); + + // Test against a rect that overlaps the bottom edge of rect1 + rect2.MoveByY(1); + EXPECT_FALSE( + !dest.IntersectRect(rect1, rect2) || + !(dest.IsEqualInterior(RectType(rect1.X(), rect1.Y() + 1, rect1.Width(), + rect1.Height() - 1)))) + << "[9] Test against a rect that overlaps the bottom edge of rect1"; + EXPECT_TRUE(dest.IsFinite()) << "[9b] Should be finite"; + rect2.MoveByY(-1); + + // Test against a rect that's outside of rect1 on the bottom + rect2.MoveByY(rect2.Height()); + EXPECT_FALSE(dest.IntersectRect(rect1, rect2)) + << "[10] Test against a rect that's outside of rect1 on the bottom"; + // Make sure an empty rect is returned + EXPECT_TRUE(dest.IsEmpty() && dest.IsZeroArea()) + << "[10] Make sure an empty rect is returned"; + EXPECT_TRUE(dest.IsFinite()) << "[10b] Should be finite"; + rect2.MoveByY(-rect2.Height()); + + // Test against a rect with zero width or height + rect1.SetRect(100, 100, 100, 100); + rect2.SetRect(150, 100, 0, 100); + EXPECT_TRUE(!dest.IntersectRect(rect1, rect2) && dest.IsEmpty() && + dest.IsZeroArea()) + << "[11] Intersection of rects with zero width or height should be empty"; + EXPECT_TRUE(dest.IsFinite()) << "[11b] Should be finite"; + + // Tests against a rect with negative width or height + // + + // Test against a rect with negative width + rect1.SetRect(100, 100, 100, 100); + rect2.SetRect(100, 100, -100, 100); + EXPECT_TRUE(!dest.IntersectRect(rect1, rect2) && dest.IsEmpty() && + dest.IsZeroArea()) + << "[12] Intersection of rects with negative width or height should be " + "empty"; + EXPECT_TRUE(dest.IsFinite()) << "[12b] Should be finite"; + + // Those two rects exactly overlap in some way... + // but we still want to return an empty rect + rect1.SetRect(100, 100, 100, 100); + rect2.SetRect(200, 200, -100, -100); + EXPECT_TRUE(!dest.IntersectRect(rect1, rect2) && dest.IsEmpty() && + dest.IsZeroArea()) + << "[13] Intersection of rects with negative width or height should be " + "empty"; + EXPECT_TRUE(dest.IsFinite()) << "[13b] Should be finite"; + + // Test against two identical rects with negative height + rect1.SetRect(100, 100, 100, -100); + rect2.SetRect(100, 100, 100, -100); + EXPECT_TRUE(!dest.IntersectRect(rect1, rect2) && dest.IsEmpty() && + dest.IsZeroArea()) + << "[14] Intersection of rects with negative width or height should be " + "empty"; + EXPECT_TRUE(dest.IsFinite()) << "[14b] Should be finite"; + + return true; +} + +template <class RectType> +static bool TestUnion() { + RectType rect1; + RectType rect2(10, 10, 50, 50); + RectType dest; + + // Check the case where the receiver is an empty rect + rect1.SetEmpty(); + dest.UnionRect(rect1, rect2); + EXPECT_TRUE(!dest.IsEmpty() && !dest.IsZeroArea() && + dest.IsEqualInterior(rect2)) + << "[1] Check the case where the receiver is an empty rect"; + EXPECT_TRUE(dest.IsFinite()) << "[1b] Should be finite"; + + // Check the case where the source rect is an empty rect + rect1 = rect2; + rect2.SetEmpty(); + dest.UnionRect(rect1, rect2); + EXPECT_TRUE(!dest.IsEmpty() && !dest.IsZeroArea() && + dest.IsEqualInterior(rect1)) + << "[2] Check the case where the source rect is an empty rect"; + EXPECT_TRUE(dest.IsFinite()) << "[2b] Should be finite"; + + // Test the case where both rects are empty + rect1.SetEmpty(); + rect2.SetEmpty(); + dest.UnionRect(rect1, rect2); + EXPECT_TRUE(dest.IsEmpty() && dest.IsZeroArea()) + << "[3] Test the case where both rects are empty"; + EXPECT_TRUE(dest.IsFinite()) << "[3b] Should be finite"; + + // Test union case where the two rects don't overlap at all + rect1.SetRect(10, 10, 50, 50); + rect2.SetRect(100, 100, 50, 50); + dest.UnionRect(rect1, rect2); + EXPECT_TRUE(!dest.IsEmpty() && !dest.IsZeroArea() && + (dest.IsEqualInterior(RectType(rect1.X(), rect1.Y(), + rect2.XMost() - rect1.X(), + rect2.YMost() - rect1.Y())))) + << "[4] Test union case where the two rects don't overlap at all"; + EXPECT_TRUE(dest.IsFinite()) << "[4b] Should be finite"; + + // Test union case where the two rects overlap + rect1.SetRect(30, 30, 50, 50); + rect2.SetRect(10, 10, 50, 50); + dest.UnionRect(rect1, rect2); + EXPECT_TRUE(!dest.IsEmpty() && !dest.IsZeroArea() && + (dest.IsEqualInterior(RectType(rect2.X(), rect2.Y(), + rect1.XMost() - rect2.X(), + rect1.YMost() - rect2.Y())))) + << "[5] Test union case where the two rects overlap"; + EXPECT_TRUE(dest.IsFinite()) << "[5b] Should be finite"; + + return true; +} + +template <class RectType> +static void TestUnionEmptyRects() { + RectType rect1(10, 10, 0, 50); + RectType rect2(5, 5, 40, 0); + EXPECT_TRUE(rect1.IsEmpty() && rect2.IsEmpty()); + + RectType dest = rect1.Union(rect2); + EXPECT_TRUE(dest.IsEmpty() && dest.IsEqualEdges(rect2)) + << "Test the case where both rects are empty, and the result is the " + "same value passing into Union()"; +} + +static bool TestFiniteGfx() { + float posInf = std::numeric_limits<float>::infinity(); + float negInf = -std::numeric_limits<float>::infinity(); + float justNaN = std::numeric_limits<float>::quiet_NaN(); + + gfxFloat values[4] = {5.0, 10.0, 15.0, 20.0}; + + // Try the "non-finite" values for x, y, width, height, one at a time + for (int i = 0; i < 4; i += 1) { + values[i] = posInf; + gfxRect rectPosInf(values[0], values[1], values[2], values[3]); + EXPECT_FALSE(rectPosInf.IsFinite()) + << "For +inf (" << values[0] << "," << values[1] << "," << values[2] + << "," << values[3] << ")"; + + values[i] = negInf; + gfxRect rectNegInf(values[0], values[1], values[2], values[3]); + EXPECT_FALSE(rectNegInf.IsFinite()) + << "For -inf (" << values[0] << "," << values[1] << "," << values[2] + << "," << values[3] << ")"; + + values[i] = justNaN; + gfxRect rectNaN(values[0], values[1], values[2], values[3]); + EXPECT_FALSE(rectNaN.IsFinite()) + << "For NaN (" << values[0] << "," << values[1] << "," << values[2] + << "," << values[3] << ")"; + + // Reset to a finite value... + values[i] = 5.0 * i; + } + + return true; +} + +// We want to test nsRect values that are still in range but where +// the implementation is at risk of overflowing +template <class RectType> +static bool TestBug1135677() { + RectType rect1(1073741344, 1073741344, 1073756696, 1073819936); + RectType rect2(1073741820, 1073741820, 14400, 77640); + RectType dest; + + dest = rect1.Intersect(rect2); + + EXPECT_TRUE(dest.IsEqualRect(1073741820, 1073741820, 14400, 77640)) + << "[1] Operation should not overflow internally."; + + return true; +} + +template <class RectType> +static bool TestSetWH() { + RectType rect(1, 2, 3, 4); + EXPECT_TRUE(rect.IsEqualRect(1, 2, 3, 4)); + rect.SetWidth(13); + EXPECT_TRUE(rect.IsEqualRect(1, 2, 13, 4)); + rect.SetHeight(14); + EXPECT_TRUE(rect.IsEqualRect(1, 2, 13, 14)); + rect.SizeTo(23, 24); + EXPECT_TRUE(rect.IsEqualRect(1, 2, 23, 24)); + return true; +} + +template <class RectType> +static bool TestSwap() { + RectType rect(1, 2, 3, 4); + EXPECT_TRUE(rect.IsEqualRect(1, 2, 3, 4)); + rect.Swap(); + EXPECT_TRUE(rect.IsEqualRect(2, 1, 4, 3)); + return true; +} + +static void TestIntersectionLogicalHelper(nscoord x1, nscoord y1, nscoord w1, + nscoord h1, nscoord x2, nscoord y2, + nscoord w2, nscoord h2, nscoord xR, + nscoord yR, nscoord wR, nscoord hR, + bool isNonEmpty) { + nsRect rect1(x1, y1, w1, h1); + nsRect rect2(x2, y2, w2, h2); + nsRect rectDebug; + EXPECT_TRUE(isNonEmpty == rectDebug.IntersectRect(rect1, rect2)); + EXPECT_TRUE(rectDebug.IsEqualEdges(nsRect(xR, yR, wR, hR))); + + mozilla::LogicalRect r1(mozilla::WritingMode(), rect1.X(), rect1.Y(), + rect1.Width(), rect1.Height()); + mozilla::LogicalRect r2(mozilla::WritingMode(), rect2.X(), rect2.Y(), + rect2.Width(), rect2.Height()); + EXPECT_TRUE(isNonEmpty == r1.IntersectRect(r1, r2)); + EXPECT_TRUE(rectDebug.IsEqualEdges(nsRect( + r1.IStart(mozilla::WritingMode()), r1.BStart(mozilla::WritingMode()), + r1.ISize(mozilla::WritingMode()), r1.BSize(mozilla::WritingMode())))); + + mozilla::LogicalRect r3(mozilla::WritingMode(), rect1.X(), rect1.Y(), + rect1.Width(), rect1.Height()); + mozilla::LogicalRect r4(mozilla::WritingMode(), rect2.X(), rect2.Y(), + rect2.Width(), rect2.Height()); + EXPECT_TRUE(isNonEmpty == r4.IntersectRect(r3, r4)); + EXPECT_TRUE(rectDebug.IsEqualEdges(nsRect( + r4.IStart(mozilla::WritingMode()), r4.BStart(mozilla::WritingMode()), + r4.ISize(mozilla::WritingMode()), r4.BSize(mozilla::WritingMode())))); + + mozilla::LogicalRect r5(mozilla::WritingMode(), rect1.X(), rect1.Y(), + rect1.Width(), rect1.Height()); + mozilla::LogicalRect r6(mozilla::WritingMode(), rect2.X(), rect2.Y(), + rect2.Width(), rect2.Height()); + mozilla::LogicalRect r7(mozilla::WritingMode(), 0, 0, 1, 1); + EXPECT_TRUE(isNonEmpty == r7.IntersectRect(r5, r6)); + EXPECT_TRUE(rectDebug.IsEqualEdges(nsRect( + r7.IStart(mozilla::WritingMode()), r7.BStart(mozilla::WritingMode()), + r7.ISize(mozilla::WritingMode()), r7.BSize(mozilla::WritingMode())))); +} + +static void TestIntersectionLogical(nscoord x1, nscoord y1, nscoord w1, + nscoord h1, nscoord x2, nscoord y2, + nscoord w2, nscoord h2, nscoord xR, + nscoord yR, nscoord wR, nscoord hR, + bool isNonEmpty) { + TestIntersectionLogicalHelper(x1, y1, w1, h1, x2, y2, w2, h2, xR, yR, wR, hR, + isNonEmpty); + TestIntersectionLogicalHelper(x2, y2, w2, h2, x1, y1, w1, h1, xR, yR, wR, hR, + isNonEmpty); +} + +TEST(Gfx, Logical) +{ + TestIntersectionLogical(578, 0, 2650, 1152, 1036, 0, 2312, 1, 1036, 0, 2192, + 1, true); + TestIntersectionLogical(0, 0, 1000, 1000, 500, 500, 1000, 1000, 500, 500, 500, + 500, true); + TestIntersectionLogical(100, 200, 300, 400, 50, 250, 100, 100, 100, 250, 50, + 100, true); + TestIntersectionLogical(0, 100, 200, 300, 300, 100, 100, 300, 300, 100, 0, 0, + false); +} + +TEST(Gfx, nsRect) +{ + TestConstructors<nsRect>(); + TestEqualityOperator<nsRect>(); + TestContainment<nsRect>(); + TestIntersects<nsRect>(); + TestIntersection<nsRect>(); + TestUnion<nsRect>(); + TestUnionEmptyRects<nsRect>(); + TestBug1135677<nsRect>(); + TestSetWH<nsRect>(); + TestSwap<nsRect>(); +} + +TEST(Gfx, nsIntRect) +{ + TestConstructors<nsIntRect>(); + TestEqualityOperator<nsIntRect>(); + TestContainment<nsIntRect>(); + TestIntersects<nsIntRect>(); + TestIntersection<nsIntRect>(); + TestUnion<nsIntRect>(); + TestUnionEmptyRects<nsIntRect>(); + TestBug1135677<nsIntRect>(); + TestSetWH<nsIntRect>(); + TestSwap<nsIntRect>(); +} + +TEST(Gfx, gfxRect) +{ + TestConstructors<gfxRect>(); + // Skip TestEqualityOperator<gfxRect>(); as gfxRect::operator== is private + TestContainment<gfxRect>(); + TestIntersects<gfxRect>(); + TestIntersection<gfxRect>(); + TestUnion<gfxRect>(); + TestUnionEmptyRects<gfxRect>(); + TestBug1135677<gfxRect>(); + TestFiniteGfx(); + TestSetWH<gfxRect>(); + TestSwap<gfxRect>(); +} + +TEST(Gfx, nsRectAbsolute) +{ TestUnionEmptyRects<nsRectAbsolute>(); } + +TEST(Gfx, IntRectAbsolute) +{ TestUnionEmptyRects<IntRectAbsolute>(); } + +static void TestMoveInsideAndClamp(IntRect aSrc, IntRect aTarget, + IntRect aExpected) { + // Test the implementation in BaseRect (x/y/width/height representation) + IntRect result = aSrc.MoveInsideAndClamp(aTarget); + EXPECT_TRUE(result.IsEqualEdges(aExpected)) + << "Source " << aSrc << " Target " << aTarget << " Expected " << aExpected + << " Actual " << result; + + // Also test the implementation in RectAbsolute (left/top/right/bottom + // representation) + IntRectAbsolute absSrc = IntRectAbsolute::FromRect(aSrc); + IntRectAbsolute absTarget = IntRectAbsolute::FromRect(aTarget); + IntRectAbsolute absExpected = IntRectAbsolute::FromRect(aExpected); + + IntRectAbsolute absResult = absSrc.MoveInsideAndClamp(absTarget); + EXPECT_TRUE(absResult.IsEqualEdges(absExpected)) + << "AbsSource " << absSrc << " AbsTarget " << absTarget << " AbsExpected " + << absExpected << " AbsActual " << absResult; +} + +TEST(Gfx, MoveInsideAndClamp) +{ + TestMoveInsideAndClamp(IntRect(0, 0, 10, 10), IntRect(1, -1, 10, 10), + IntRect(1, -1, 10, 10)); + TestMoveInsideAndClamp(IntRect(0, 0, 10, 10), IntRect(-1, -1, 12, 5), + IntRect(0, -1, 10, 5)); + TestMoveInsideAndClamp(IntRect(0, 0, 10, 10), IntRect(10, 11, 10, 0), + IntRect(10, 11, 10, 0)); + TestMoveInsideAndClamp(IntRect(0, 0, 10, 10), IntRect(-10, -1, 10, 0), + IntRect(-10, -1, 10, 0)); + TestMoveInsideAndClamp(IntRect(0, 0, 0, 0), IntRect(10, -10, 10, 10), + IntRect(10, 0, 0, 0)); +} |