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Make it possible to add objects to LinkedList.

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This commit is contained in:
Oleksii Trekhleb
2018-04-09 12:15:28 +03:00
parent cdf72208b3
commit 8c46dbfb6d
10 changed files with 206 additions and 191 deletions
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15
src/data-structures/queue/__test__/Queue.test.js
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@@ -13,7 +13,20 @@ describe('Queue', () => {
queue.enqueue(1);
queue.enqueue(2);
expect(queue.linkedList.toString()).toBe('1,2');
expect(queue.toString()).toBe('1,2');
});
it('should be possible to enqueue/dequeue objects', () => {
const queue = new Queue();
queue.enqueue({ value: 'test1', key: 'key1' });
queue.enqueue({ value: 'test2', key: 'key2' });
const stringifier = value => `${value.key}:${value.value}`;
expect(queue.toString(stringifier)).toBe('key1:test1,key2:test2');
expect(queue.dequeue().value).toBe('test1');
expect(queue.dequeue().value).toBe('test2');
});
it('should peek data from queue', () => {