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Unified Diff: tests/lib/math/rectangle_test.dart

Issue 2997283003: Migrated test lock 217 to Dart 2.0. (Closed)
Patch Set: Addressed comments Created 3 years, 4 months ago
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Index: tests/lib/math/rectangle_test.dart
diff --git a/tests/lib/math/rectangle_test.dart b/tests/lib/math/rectangle_test.dart
deleted file mode 100644
index e32a5f89226aa74c5eaf5ed611ec58b2388b23c3..0000000000000000000000000000000000000000
--- a/tests/lib/math/rectangle_test.dart
+++ /dev/null
@@ -1,287 +0,0 @@
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-library rect_test;
-
-import 'dart:math';
-import 'package:unittest/unittest.dart';
-
-main() {
- Rectangle createRectangle(List<num> a) {
- return a != null
- ? new Rectangle(a[0], a[1], a[2] - a[0], a[3] - a[1])
- : null;
- }
-
- test('construction', () {
- var r0 = new Rectangle(10, 20, 30, 40);
- expect(r0.toString(), 'Rectangle (10, 20) 30 x 40');
- expect(r0.right, 40);
- expect(r0.bottom, 60);
-
- var r1 = new Rectangle.fromPoints(r0.topLeft, r0.bottomRight);
- expect(r1, r0);
-
- var r2 = new Rectangle.fromPoints(r0.bottomRight, r0.topLeft);
- expect(r2, r0);
- });
-
- test('intersection', () {
- var tests = [
- [
- [10, 10, 20, 20],
- [15, 15, 25, 25],
- [15, 15, 20, 20]
- ],
- [
- [10, 10, 20, 20],
- [20, 0, 30, 10],
- [20, 10, 20, 10]
- ],
- [
- [0, 0, 1, 1],
- [10, 11, 12, 13],
- null
- ],
- [
- [11, 12, 98, 99],
- [22, 23, 34, 35],
- [22, 23, 34, 35]
- ]
- ];
-
- for (var test in tests) {
- var r0 = createRectangle(test[0]);
- var r1 = createRectangle(test[1]);
- var expected = createRectangle(test[2]);
-
- expect(r0.intersection(r1), expected);
- expect(r1.intersection(r0), expected);
- }
- });
-
- test('intersects', () {
- var r0 = new Rectangle(10, 10, 20, 20);
- var r1 = new Rectangle(15, 15, 25, 25);
- var r2 = new Rectangle(0, 0, 1, 1);
-
- expect(r0.intersects(r1), isTrue);
- expect(r1.intersects(r0), isTrue);
-
- expect(r0.intersects(r2), isFalse);
- expect(r2.intersects(r0), isFalse);
- });
-
- test('boundingBox', () {
- var tests = [
- [
- [10, 10, 20, 20],
- [15, 15, 25, 25],
- [10, 10, 25, 25]
- ],
- [
- [10, 10, 20, 20],
- [20, 0, 30, 10],
- [10, 0, 30, 20]
- ],
- [
- [0, 0, 1, 1],
- [10, 11, 12, 13],
- [0, 0, 12, 13]
- ],
- [
- [11, 12, 98, 99],
- [22, 23, 34, 35],
- [11, 12, 98, 99]
- ]
- ];
-
- for (var test in tests) {
- var r0 = createRectangle(test[0]);
- var r1 = createRectangle(test[1]);
- var expected = createRectangle(test[2]);
-
- expect(r0.boundingBox(r1), expected);
- expect(r1.boundingBox(r0), expected);
- }
- });
-
- test('containsRectangle', () {
- var r = new Rectangle(-10, 0, 20, 10);
- expect(r.containsRectangle(r), isTrue);
-
- expect(
- r.containsRectangle(
- new Rectangle(double.NAN, double.NAN, double.NAN, double.NAN)),
- isFalse);
-
- var r2 = new Rectangle(0, 2, 5, 5);
- expect(r.containsRectangle(r2), isTrue);
- expect(r2.containsRectangle(r), isFalse);
-
- r2 = new Rectangle(-11, 2, 5, 5);
- expect(r.containsRectangle(r2), isFalse);
- r2 = new Rectangle(0, 2, 15, 5);
- expect(r.containsRectangle(r2), isFalse);
- r2 = new Rectangle(0, 2, 5, 10);
- expect(r.containsRectangle(r2), isFalse);
- r2 = new Rectangle(0, 0, 5, 10);
- expect(r.containsRectangle(r2), isTrue);
- });
-
- test('containsPoint', () {
- var r = new Rectangle(20, 40, 60, 80);
-
- // Test middle.
- expect(r.containsPoint(new Point(50, 80)), isTrue);
-
- // Test edges.
- expect(r.containsPoint(new Point(20, 40)), isTrue);
- expect(r.containsPoint(new Point(50, 40)), isTrue);
- expect(r.containsPoint(new Point(80, 40)), isTrue);
- expect(r.containsPoint(new Point(80, 80)), isTrue);
- expect(r.containsPoint(new Point(80, 120)), isTrue);
- expect(r.containsPoint(new Point(50, 120)), isTrue);
- expect(r.containsPoint(new Point(20, 120)), isTrue);
- expect(r.containsPoint(new Point(20, 80)), isTrue);
-
- // Test outside.
- expect(r.containsPoint(new Point(0, 0)), isFalse);
- expect(r.containsPoint(new Point(50, 0)), isFalse);
- expect(r.containsPoint(new Point(100, 0)), isFalse);
- expect(r.containsPoint(new Point(100, 80)), isFalse);
- expect(r.containsPoint(new Point(100, 160)), isFalse);
- expect(r.containsPoint(new Point(50, 160)), isFalse);
- expect(r.containsPoint(new Point(0, 160)), isFalse);
- expect(r.containsPoint(new Point(0, 80)), isFalse);
- });
-
- test('hashCode', () {
- var a = new Rectangle(0, 1, 2, 3);
- var b = new Rectangle(0, 1, 2, 3);
- expect(a.hashCode, b.hashCode);
-
- var c = new Rectangle(1, 0, 2, 3);
- expect(a.hashCode == c.hashCode, isFalse);
- });
-
- {
- // Edge cases for boundingBox/intersection
- edgeTest(a, l) {
- test('edge case $a/$l', () {
- var r = new Rectangle(a, a, l, l);
- expect(r.boundingBox(r), r);
- expect(r.intersection(r), r);
- });
- }
-
- var bignum1 = 0x20000000000000 + 0.0;
- var bignum2 = 0x20000000000002 + 0.0;
- var bignum3 = 0x20000000000004 + 0.0;
- edgeTest(1.0, bignum1);
- edgeTest(1.0, bignum2);
- edgeTest(1.0, bignum3);
- edgeTest(bignum1, 1.0);
- edgeTest(bignum2, 1.0);
- edgeTest(bignum3, 1.0);
- }
-
- test("equality with different widths", () {
- var bignum = 0x80000000000008 + 0.0;
- var r1 = new Rectangle(bignum, bignum, 1.0, 1.0);
- var r2 = new Rectangle(bignum, bignum, 2.0, 2.0);
- expect(r1, r2);
- expect(r1.hashCode, r2.hashCode);
- expect(r1.right, r2.right);
- expect(r1.bottom, r2.bottom);
- expect(r1.width, 1.0);
- expect(r2.width, 2.0);
- });
-
- test('negative lengths', () {
- // Constructor allows negative lengths, but clamps them to zero.
- expect(new Rectangle(4, 4, -2, -2), new Rectangle(4, 4, 0, 0));
- expect(new MutableRectangle(4, 4, -2, -2), new Rectangle(4, 4, 0, 0));
-
- // Setters clamp negative lengths to zero.
- var r = new MutableRectangle(0, 0, 1, 1);
- r.width = -1;
- r.height = -1;
- expect(r, new Rectangle(0, 0, 0, 0));
-
- // Test that doubles are clamped to double zero.
- r = new Rectangle(1.5, 1.5, -2.5, -2.5);
- expect(identical(r.width, 0.0), isTrue);
- expect(identical(r.height, 0.0), isTrue);
- });
-
- // A NaN-value in any rectangle value means the rectange is considered
- // empty (contains no points, doesn't intersect any other rectangle).
- const NaN = double.NAN;
- var isNaN = predicate((x) => x is double && x.isNaN, "NaN");
-
- test('NaN left', () {
- var rectangles = [
- const Rectangle(NaN, 1, 2, 3),
- new MutableRectangle(NaN, 1, 2, 3),
- new Rectangle.fromPoints(new Point(NaN, 1), new Point(2, 4)),
- new MutableRectangle.fromPoints(new Point(NaN, 1), new Point(2, 4)),
- ];
- for (var r in rectangles) {
- expect(r.containsPoint(new Point(0, 1)), false);
- expect(r.containsRectangle(new Rectangle(0, 1, 2, 3)), false);
- expect(r.intersects(new Rectangle(0, 1, 2, 3)), false);
- expect(r.left, isNaN);
- expect(r.right, isNaN);
- }
- });
-
- test('NaN top', () {
- var rectangles = [
- const Rectangle(0, NaN, 2, 3),
- new MutableRectangle(0, NaN, 2, 3),
- new Rectangle.fromPoints(new Point(0, NaN), new Point(2, 4)),
- new MutableRectangle.fromPoints(new Point(0, NaN), new Point(2, 4)),
- ];
- for (var r in rectangles) {
- expect(r.containsPoint(new Point(0, 1)), false);
- expect(r.containsRectangle(new Rectangle(0, 1, 2, 3)), false);
- expect(r.intersects(new Rectangle(0, 1, 2, 3)), false);
- expect(r.top, isNaN);
- expect(r.bottom, isNaN);
- }
- });
-
- test('NaN width', () {
- var rectangles = [
- const Rectangle(0, 1, NaN, 3),
- new MutableRectangle(0, 1, NaN, 3),
- new Rectangle.fromPoints(new Point(0, 1), new Point(NaN, 4)),
- new MutableRectangle.fromPoints(new Point(0, 1), new Point(NaN, 4)),
- ];
- for (var r in rectangles) {
- expect(r.containsPoint(new Point(0, 1)), false);
- expect(r.containsRectangle(new Rectangle(0, 1, 2, 3)), false);
- expect(r.intersects(new Rectangle(0, 1, 2, 3)), false);
- expect(r.right, isNaN);
- expect(r.width, isNaN);
- }
- });
-
- test('NaN heigth', () {
- var rectangles = [
- const Rectangle(0, 1, 2, NaN),
- new MutableRectangle(0, 1, 2, NaN),
- new Rectangle.fromPoints(new Point(0, 1), new Point(2, NaN)),
- new MutableRectangle.fromPoints(new Point(0, 1), new Point(2, NaN)),
- ];
- for (var r in rectangles) {
- expect(r.containsPoint(new Point(0, 1)), false);
- expect(r.containsRectangle(new Rectangle(0, 1, 2, 3)), false);
- expect(r.intersects(new Rectangle(0, 1, 2, 3)), false);
- expect(r.bottom, isNaN);
- expect(r.height, isNaN);
- }
- });
-}
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