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Additional tests

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This commit is contained in:
Angelos Chalaris
2018-11-10 14:18:40 +02:00
parent fef835355b
commit 0f7e5b8048
2 changed files with 19 additions and 0 deletions
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8
test/counter.test.js
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@ -4,3 +4,11 @@ const {counter} = require('./_30s.js');
test('counter is a Function', () => {
expect(counter).toBeInstanceOf(Function);
});
test('counter does not throw errors', () => {
expect(() => {
document.body.appendChild(document.createElement('div'));
counter('div', 1, 1000, 5, 2000);
counter('div', 1000, 1, 5, 2000);
counter('div', 1, 1000);
}).not.toThrow(TypeError);
});

11
test/createEventHub.test.js
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@ -4,3 +4,14 @@ const {createEventHub} = require('./_30s.js');
test('createEventHub is a Function', () => {
expect(createEventHub).toBeInstanceOf(Function);
});
test('createEventHub returns an object', () => {
let hub = createEventHub();
expect(typeof hub).toBe('object');
expect(typeof hub.hub).toBe('object');
expect(hub.emit).toBeInstanceOf(Function);
expect(hub.on).toBeInstanceOf(Function);
expect(hub.off).toBeInstanceOf(Function);
expect(hub.emit()).toBe(undefined);
expect(hub.on()).toBe(undefined);
expect(hub.off()).toBe(undefined);
});