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modify.test.js
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modify.test.js
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describe('Modify Transforms', function() {
it('should clear', function(done) {
var spec = {
"signals": [{"name": "clear", "init": false}],
"data": [{
"name": "table",
"values": [1, 2, 3, 4],
"modify": [{"type": "clear", "test": "clear"}]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table');
expect(ds._data).to.have.length(4);
expect(ds.values()).to.have.length(4);
model.signal('clear').value(true).fire();
expect(ds._data).to.have.length(0);
expect(ds.values()).to.have.length(0);
ds.insert([5, 6, 7, 8]).fire();
expect(ds._data).to.have.length(0);
expect(ds.values()).to.have.length(0);
ds.insert([5, 6, 7, 8]);
model.signal('clear').value(false).fire();
expect(ds._data).to.have.length(4);
expect(ds.values()).to.have.length(4);
done();
});
});
it('should insert', function(done) {
var spec = {
"signals": [{"name": "A", "init": 1}, {"name": "B", "init": 2}],
"data": [{
"name": "table",
"values": [0],
"modify": [
{"type": "insert", "signal": "A"},
{"type": "insert", "signal": "B", "field": "foobar"}
]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table'),
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(0);
model.signal('A').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(2);
expect(vals[0].data).to.equal(0);
expect(vals[1].data).to.equal(2);
model.signal('B').value(3).fire();
vals = ds.values();
expect(vals).to.have.length(3);
expect(vals[0].data).to.equal(0);
expect(vals[1].data).to.equal(2);
expect(vals[2].foobar).to.equal(3);
model.signal('A').value({hello: 'world'}).fire();
vals = ds.values();
expect(vals).to.have.length(4);
expect(vals[0].data).to.equal(0);
expect(vals[1].data).to.equal(2);
expect(vals[2].foobar).to.equal(3);
expect(vals[3]).to.have.property('hello', 'world');
done();
});
});
it('should upsert values', function(done) {
var spec = {
"signals": [
{"name": "A", "init": {"key": "foo", "value": 5}},
{"name": "B", "init": {"key": "bar", "value": 10}}
],
"data": [{
"name": "table",
"values": [],
"modify": [
{"type": "upsert", "signal": "A", "field": "key"},
{"type": "upsert", "signal": "B", "field": "key"},
]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table'),
vals = ds.values();
expect(vals).to.have.length(0);
model.signal('A').fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].key).to.equal('foo');
expect(vals[0].value).to.equal(5);
model.signal('B').fire();
vals = ds.values();
expect(vals).to.have.length(2);
expect(vals[0].key).to.equal('foo');
expect(vals[0].value).to.equal(5);
expect(vals[1].key).to.equal('bar');
expect(vals[1].value).to.equal(10);
model.signal('A').value({key: 'foo', value: 15}).fire();
expect(vals).to.have.length(2);
expect(vals[0].key).to.equal('foo');
expect(vals[0].value).to.equal(15);
expect(vals[1].key).to.equal('bar');
expect(vals[1].value).to.equal(10);
model.signal('A').value({key: 'bar', value: 20}).fire();
expect(vals).to.have.length(2);
expect(vals[0].key).to.equal('foo');
expect(vals[0].value).to.equal(15);
expect(vals[1].key).to.equal('bar');
expect(vals[1].value).to.equal(20);
model.signal('B').value({key: 'hello', value: 25}).fire();
expect(vals).to.have.length(3);
expect(vals[0].key).to.equal('foo');
expect(vals[0].value).to.equal(15);
expect(vals[1].key).to.equal('bar');
expect(vals[1].value).to.equal(20);
expect(vals[2].key).to.equal('hello');
expect(vals[2].value).to.equal(25);
done();
});
});
it('should toggle values', function(done) {
var spec = {
"signals": [{"name": "toggle", "init": 1, "verbose": true}],
"data": [{
"name": "table",
"values": [0],
"modify": [
{"type": "toggle", "signal": "toggle", "field": "data"}
]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table'),
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(0);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(2);
expect(vals[0].data).to.equal(0);
expect(vals[1].data).to.equal(2);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(0);
model.signal('toggle').value(0).fire();
vals = ds.values();
expect(vals).to.have.length(0);
model.signal('toggle').value(5).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(5);
done();
});
});
it('should toggle objects', function(done) {
var spec = {
"signals": [{"name": "toggle", "init": {"id": 1, "species": "setosa"}}],
"data": [{
"name": "table",
"values": [],
"modify": [
{"type": "toggle", "signal": "toggle"}
]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table'),
vals = ds.values();
expect(vals).to.have.length(0);
model.signal('toggle').value({id: 2, 'species': 'versicolor'}).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0]).to.have.property('id', 2);
expect(vals[0]).to.have.property('species', 'versicolor');
model.signal('toggle').value({id: 2, 'species': 'versicolor'}).fire();
vals = ds.values();
expect(vals).to.have.length(0);
done();
});
});
it('should clear+toggle', function(done) {
var spec = {
"signals": [
{"name": "clear", "init": false},
{"name": "toggle", "init": 5},
],
"data": [{
"name": "table",
"values": [0],
"modify": [
{"type": "clear", "test": "clear"},
{"type": "toggle", "signal": "toggle", "field": "data"}
]
}]
};
parseSpec(spec, modelFactory, function(error, model) {
var ds = model.data('table'),
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(0);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(2);
expect(vals[0].data).to.equal(0);
expect(vals[1].data).to.equal(2);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(0);
model.signal('toggle').value(0).fire();
vals = ds.values();
expect(vals).to.have.length(0);
model.signal('toggle').value(5).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(5);
model.signal('clear').value(true);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(2);
model.signal('toggle').value(2).fire();
vals = ds.values();
expect(vals).to.have.length(1);
expect(vals[0].data).to.equal(2);
done();
});
});
});