import { assert } from 'chai';
import { SyntheticKeyboardEvent, Modifier } from '../../../../../lib/experimental/io/events/SyntheticKeyboardEvent';

describe('experimental.io.events.SyntheticKeyboardEvent', () => {
    const e1 = new SyntheticKeyboardEvent();
    const e2 = new SyntheticKeyboardEvent(48, '0', Modifier.Shift);
    const e3 = new SyntheticKeyboardEvent(48, '0', Modifier.Shift);
    const e4 = new SyntheticKeyboardEvent(49, '1', Modifier.Shift | Modifier.Control);

    it('constructor', () => {
        assert.strictEqual(e1.modifiers, Modifier.None);
        assert.strictEqual(e1.key, 0);
        assert.strictEqual(e1.text, '');

        assert.strictEqual(e2.modifiers, Modifier.Shift);
        assert.strictEqual(e2.key, 48);
        assert.strictEqual(e2.text, '0');
    });

    it('create', () => {
        assert.deepEqual(SyntheticKeyboardEvent.create(48, '0', Modifier.Shift), e3);
    });

    it('className', () => {
        assert.strictEqual(e1.className(), SyntheticKeyboardEvent.className);
    });

    it('testModifier', () => {
        assert.ok(e1.testModifier(Modifier.None));
        assert.ok(e2.testModifier(Modifier.Shift));
        assert.ok(!e2.testModifier(Modifier.None));
        assert.ok(e4.testModifier(Modifier.Shift));
        assert.ok(e4.testModifier(Modifier.Control));
        assert.ok(e4.testModifier(Modifier.Shift | Modifier.Control));
        assert.ok(!e4.testModifier(Modifier.Alt | Modifier.Shift | Modifier.Control));
        assert.ok(!e4.testModifier(Modifier.Alt));
    });
});