NebulaPanel - Control Interface

✏️ Editing: lru_cache_spec.js

describe('LruCache', function() {

beforeEach(function() {
    this.cache = new LruCache(3);
  });

it('should make entries retrievable by their keys', function() {
    var key = 'key', val = 42;

this.cache.set(key, val);
    expect(this.cache.get(key)).toBe(val);
  });

it('should return undefined if key has not been set', function() {
    expect(this.cache.get('wat?')).toBeUndefined();
  });

it('should hold up to maxSize entries', function() {
    this.cache.set('one', 1);
    this.cache.set('two', 2);
    this.cache.set('three', 3);
    this.cache.set('four', 4);

expect(this.cache.get('one')).toBeUndefined();
    expect(this.cache.get('two')).toBe(2);
    expect(this.cache.get('three')).toBe(3);
    expect(this.cache.get('four')).toBe(4);
  });

it('should evict lru entry if cache is full', function() {
    this.cache.set('one', 1);
    this.cache.set('two', 2);
    this.cache.set('three', 3);
    this.cache.get('one');
    this.cache.set('four', 4);

expect(this.cache.get('one')).toBe(1);
    expect(this.cache.get('two')).toBeUndefined();
    expect(this.cache.get('three')).toBe(3);
    expect(this.cache.get('four')).toBe(4);
    expect(this.cache.size).toBe(3);
  });
});

✏️ Editing: lru_cache_spec.js

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