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import KeySequence from '../../../src/shared/settings/KeySequence';
import { expect } from 'chai'
import Key from "../../../src/shared/settings/Key";
describe("KeySequence", () => {
describe('#push', () => {
it('append a key to the sequence', () => {
let seq = new KeySequence([]);
seq.push(Key.fromMapKey('g'));
seq.push(Key.fromMapKey('<S-U>'));
expect(seq.keys[0].key).to.equal('g');
expect(seq.keys[1].key).to.equal('U');
expect(seq.keys[1].shift).to.be.true;
})
});
describe('#startsWith', () => {
it('returns true if the key sequence starts with param', () => {
let seq = new KeySequence([
Key.fromMapKey('g'),
Key.fromMapKey('<S-U>'),
]);
expect(seq.startsWith(new KeySequence([
]))).to.be.true;
expect(seq.startsWith(new KeySequence([
Key.fromMapKey('g'),
]))).to.be.true;
expect(seq.startsWith(new KeySequence([
Key.fromMapKey('g'), Key.fromMapKey('<S-U>'),
]))).to.be.true;
expect(seq.startsWith(new KeySequence([
Key.fromMapKey('g'), Key.fromMapKey('<S-U>'), Key.fromMapKey('x'),
]))).to.be.false;
expect(seq.startsWith(new KeySequence([
Key.fromMapKey('h'),
]))).to.be.false;
});
it('returns true if the empty sequence starts with an empty sequence', () => {
let seq = new KeySequence([]);
expect(seq.startsWith(new KeySequence([]))).to.be.true;
expect(seq.startsWith(new KeySequence([
Key.fromMapKey('h'),
]))).to.be.false;
})
});
describe('#fromMapKeys', () => {
it('returns mapped keys for Shift+Esc', () => {
let keys = KeySequence.fromMapKeys('<S-Esc>').keys;
expect(keys).to.have.lengthOf(1);
expect(keys[0].key).to.equal('Esc');
expect(keys[0].shift).to.be.true;
});
it('returns mapped keys for a<C-B><A-C>d<M-e>', () => {
let keys = KeySequence.fromMapKeys('a<C-B><A-C>d<M-e>').keys;
expect(keys).to.have.lengthOf(5);
expect(keys[0].key).to.equal('a');
expect(keys[1].ctrl).to.be.true;
expect(keys[1].key).to.equal('b');
expect(keys[2].alt).to.be.true;
expect(keys[2].key).to.equal('c');
expect(keys[3].key).to.equal('d');
expect(keys[4].meta).to.be.true;
expect(keys[4].key).to.equal('e');
});
})
});
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