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/* -*- 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
#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::CSSCoord;
using mozilla::CSSIntCoord;
using mozilla::CSSIntSize;
using mozilla::ScreenIntCoord;
using mozilla::gfx::IntRect;
using mozilla::gfx::IntRectAbsolute;
static_assert(std::is_constructible_v<CSSIntSize, CSSIntCoord, CSSIntCoord>);
static_assert(
!std::is_constructible_v<CSSIntSize, ScreenIntCoord, ScreenIntCoord>);
static_assert(std::is_constructible_v<CSSIntSize, int, int>);
static_assert(!std::is_constructible_v<CSSIntSize, float, float>);
static_assert(std::is_same_v<CSSIntCoord, decltype(CSSIntCoord() * 42)>);
static_assert(std::is_same_v<CSSCoord, decltype(CSSCoord() * 42)>);
static_assert(std::is_same_v<CSSCoord, decltype(CSSIntCoord() * 42.f)>);
static_assert(std::is_same_v<CSSCoord, decltype(CSSCoord() * 42.f)>);
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));
}