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GridStackEngine testing

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This commit is contained in:
Pavel Reznikov 2016-02-22 22:47:43 -08:00
commit 00d780adfa
1 changed files with 121 additions and 2 deletions
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123
spec/gridstack-engine-spec.js
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@ -3,15 +3,19 @@ describe('gridstack engine', function() {
var e;
var w;
var engine;
beforeEach(function() {
w = window;
e = w.GridStackUI.Engine;
engine = new w.GridStackUI.Engine(12);
});
describe('test constructor', function() {
var engine;
beforeAll(function() {
engine = new GridStackUI.Engine(12);
})
it('should be setup properly', function() {
expect(engine.width).toEqual(12);
expect(engine.float).toEqual(false);
@ -21,6 +25,12 @@ describe('gridstack engine', function() {
});
describe('test _prepareNode', function() {
var engine;
beforeAll(function() {
engine = new GridStackUI.Engine(12);
})
it('should prepare a node', function() {
expect(engine._prepareNode({}, false)).toEqual(jasmine.objectContaining({x: 0, y: 0, width: 1, height: 1}));
expect(engine._prepareNode({x: 10}, false)).toEqual(jasmine.objectContaining({x: 10, y: 0, width: 1, height: 1}));
@ -38,4 +48,113 @@ describe('gridstack engine', function() {
expect(engine._prepareNode({x: 4, width: 10}, true)).toEqual(jasmine.objectContaining({x: 4, y: 0, width: 8, height: 1}));
});
});
describe('test isAreaEmpty', function() {
var engine;
beforeAll(function() {
engine = new GridStackUI.Engine(12, null, true);
engine.nodes = [
engine._prepareNode({x: 3, y: 2, width: 3, height: 2})
];
})
it('should be true', function() {
expect(engine.isAreaEmpty(0, 0, 3, 2)).toEqual(true);
expect(engine.isAreaEmpty(3, 4, 3, 2)).toEqual(true);
});
it('should be false', function() {
expect(engine.isAreaEmpty(1, 1, 3, 2)).toEqual(false);
expect(engine.isAreaEmpty(2, 3, 3, 2)).toEqual(false);
});
});
describe('test cleanNodes/getDirtyNodes', function() {
var engine;
beforeAll(function() {
engine = new GridStackUI.Engine(12, null, true);
engine.nodes = [
engine._prepareNode({x: 0, y: 0, width: 1, height: 1, idx: 1, _dirty: true}),
engine._prepareNode({x: 3, y: 2, width: 3, height: 2, idx: 2, _dirty: true}),
engine._prepareNode({x: 3, y: 7, width: 3, height: 2, idx: 3})
];
});
beforeEach(function() {
engine._updateCounter = 0;
});
it('should return all dirty nodes', function() {
var nodes = engine.getDirtyNodes();
expect(nodes.length).toEqual(2);
expect(nodes[0].idx).toEqual(1);
expect(nodes[1].idx).toEqual(2);
});
it('should\'n clean nodes if _updateCounter > 0', function() {
engine._updateCounter = 1;
engine.cleanNodes();
expect(engine.getDirtyNodes().length).toBeGreaterThan(0);
});
it('should clean all dirty nodes', function() {
engine.cleanNodes();
expect(engine.getDirtyNodes().length).toEqual(0);
});
});
describe('test _notify', function() {
var engine;
var spy;
beforeEach(function() {
spy = {
callback: function () {}
}
spyOn(spy, 'callback');
engine = new GridStackUI.Engine(12, spy.callback, true);
engine.nodes = [
engine._prepareNode({x: 0, y: 0, width: 1, height: 1, idx: 1, _dirty: true}),
engine._prepareNode({x: 3, y: 2, width: 3, height: 2, idx: 2, _dirty: true}),
engine._prepareNode({x: 3, y: 7, width: 3, height: 2, idx: 3})
];
});
it('should\'n be called if _updateCounter > 0', function() {
engine._updateCounter = 1;
engine._notify();
expect(spy.callback).not.toHaveBeenCalled();
});
it('should by called with dirty nodes', function() {
engine._notify();
expect(spy.callback).toHaveBeenCalledWith([
engine.nodes[0],
engine.nodes[1]
]);
});
it('should by called with extra passed dirty nodes', function() {
var n1 = {idx: -1},
n2 = {idx: -2};
engine._notify(n1, n2);
expect(spy.callback).toHaveBeenCalledWith([
n1,
n2,
engine.nodes[0],
engine.nodes[1]
]);
});
});
});