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Add ol.structs.IntegerSet.intersectsRange

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This commit is contained in:
Tom Payne
2013-03-21 11:12:56 +01:00
parent 35ee45cefc
commit 4ee73bc02f
2 changed files with 70 additions and 0 deletions
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45
test/spec/ol/structs/integerset.test.js
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@@ -108,6 +108,14 @@ describe('ol.structs.IntegerSet', function() {
});
describe('intersectsRange', function() {
it('returns false', function() {
expect(is.intersectsRange(0, 0)).to.be(false);
});
});
describe('isEmpty', function() {
it('returns true', function() {
@@ -277,6 +285,43 @@ describe('ol.structs.IntegerSet', function() {
});
describe('intersectsRange', function() {
it('returns the expected value for small ranges', function() {
expect(is.intersectsRange(1, 3)).to.be(false);
expect(is.intersectsRange(2, 4)).to.be(false);
expect(is.intersectsRange(3, 5)).to.be(true);
expect(is.intersectsRange(4, 6)).to.be(true);
expect(is.intersectsRange(5, 7)).to.be(true);
expect(is.intersectsRange(6, 8)).to.be(false);
expect(is.intersectsRange(7, 9)).to.be(true);
expect(is.intersectsRange(8, 10)).to.be(true);
expect(is.intersectsRange(9, 11)).to.be(true);
expect(is.intersectsRange(10, 12)).to.be(false);
expect(is.intersectsRange(11, 13)).to.be(true);
expect(is.intersectsRange(12, 14)).to.be(true);
expect(is.intersectsRange(13, 15)).to.be(true);
expect(is.intersectsRange(14, 16)).to.be(false);
expect(is.intersectsRange(15, 17)).to.be(false);
});
it('returns the expected value for large ranges', function() {
expect(is.intersectsRange(-3, 1)).to.be(false);
expect(is.intersectsRange(1, 5)).to.be(true);
expect(is.intersectsRange(1, 9)).to.be(true);
expect(is.intersectsRange(1, 13)).to.be(true);
expect(is.intersectsRange(1, 17)).to.be(true);
expect(is.intersectsRange(5, 9)).to.be(true);
expect(is.intersectsRange(5, 13)).to.be(true);
expect(is.intersectsRange(5, 17)).to.be(true);
expect(is.intersectsRange(9, 13)).to.be(true);
expect(is.intersectsRange(9, 17)).to.be(true);
expect(is.intersectsRange(13, 17)).to.be(true);
expect(is.intersectsRange(17, 21)).to.be(false);
});
});
describe('isEmpty', function() {
it('returns false', function() {