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set.js
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set.js
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describe("Set methods", function () {
var s;
beforeEach(function () {
s = Savage(100, 100);
});
afterEach(function () {
s.remove();
});
it("Set.clear", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2);
expect(set.length).to.be(2);
set.clear();
expect(set.length).to.be(0);
});
it("Set.exclude", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2, rect3);
expect(set.length).to.be(3);
var excluded = set.exclude(rect2);
expect(set.length).to.be(2);
expect(excluded).to.be(true);
excluded = set.exclude(rect2);
expect(set.length).to.be(2);
expect(excluded).to.be(false);
});
it("Set.forEach", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2, rect3);
var i = 0;
var arr = [rect1, rect2, rect3];
var result = set.forEach(function(item) {
expect(arr[i]).to.be(item);
expect(this.isContext).to.be(true);
i++;
}, {isContext: true});
expect(result).to.be(set);
expect(i).to.be(3);
});
it("Set.pop", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2, rect3);
expect(set.length).to.be(3);
var result = set.pop();
expect(set.length).to.be(2);
expect(result).to.be(rect3);
expect(set[0]).to.be(rect1);
expect(set[1]).to.be(rect2);
result = set.pop();
expect(set.length).to.be(1);
expect(result).to.be(rect2);
expect(set[0]).to.be(rect1);
});
it("Set.push", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2);
expect(set.length).to.be(2);
set.push(rect3);
expect(set.length).to.be(3);
expect(set[0]).to.be(rect1);
expect(set[1]).to.be(rect2);
expect(set[2]).to.be(rect3);
});
it("Set.splice - remove only", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var rect4 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2, rect3);
var removedSet = set.splice(1, 2);
expect(set.length).to.be(2);
expect(set[0]).to.be(rect1);
expect(set[1]).to.be(rect4);
expect(removedSet.length).to.be(2);
expect(removedSet[0]).to.be(rect2);
expect(removedSet[1]).to.be(rect3);
emptySet = set.splice(0, 0);
expect(set.length).to.be(2);
expect(emptySet.length).to.be(0);
});
it("Set.splice - remove & insert", function() {
var rect1 = s.rect(10, 20, 30, 40);
var rect2 = s.rect(10, 20, 30, 40);
var rect3 = s.rect(10, 20, 30, 40);
var rect4 = s.rect(10, 20, 30, 40);
var set = Savage.set(rect1, rect2, rect3);
var removedSet = set.splice(2, 1, rect4);
expect(set.length).to.be(3);
expect(set[0]).to.be(rect1);
expect(set[1]).to.be(rect2);
expect(set[2]).to.be(rect4);
removedSet = set.splice(0, 3, rect4, rect3, rect2, rect1);
expect(set[0]).to.be(rect4);
expect(set[1]).to.be(rect3);
expect(set[2]).to.be(rect2);
expect(set[3]).to.be(rect1);
expect(removedSet[0]).to.be(rect1);
expect(removedSet[1]).to.be(rect2);
expect(removedSet[2]).to.be(rect4);
});
});