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shrine-medco/shrine-webclient/src/main/html/node_modules/lru-cache/test/foreach.js
295b75ff7daafeature/internal…

foreach.js
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			var test = require('tap').test
			var LRU = require('../')

			test('forEach', function (t) {
			var l = new LRU(5)
			for (var i = 0; i < 10; i ++) {
			l.set(i.toString(), i.toString(2))
			}

			var i = 9
			l.forEach(function (val, key, cache) {
			t.equal(cache, l)
			t.equal(key, i.toString())
			t.equal(val, i.toString(2))
			i -= 1
			})

			// get in order of most recently used
			l.get(6)
			l.get(8)

			var order = [ 8, 6, 9, 7, 5 ]
			var i = 0

			l.forEach(function (val, key, cache) {
			var j = order[i ++]
			t.equal(cache, l)
			t.equal(key, j.toString())
			t.equal(val, j.toString(2))
			})
			t.equal(i, order.length);

			t.end()
			})

			test('keys() and values()', function (t) {
			var l = new LRU(5)
			for (var i = 0; i < 10; i ++) {
			l.set(i.toString(), i.toString(2))
			}

			t.similar(l.keys(), ['9', '8', '7', '6', '5'])
			t.similar(l.values(), ['1001', '1000', '111', '110', '101'])

			// get in order of most recently used
			l.get(6)
			l.get(8)

			t.similar(l.keys(), ['8', '6', '9', '7', '5'])
			t.similar(l.values(), ['1000', '110', '1001', '111', '101'])

			t.end()
			})

			test('all entries are iterated over', function(t) {
			var l = new LRU(5)
			for (var i = 0; i < 10; i ++) {
			l.set(i.toString(), i.toString(2))
			}

			var i = 0
			l.forEach(function (val, key, cache) {
			if (i > 0) {
			cache.del(key)
			}
			i += 1
			})

			t.equal(i, 5)
			t.equal(l.keys().length, 1)

			t.end()
			})

			test('all stale entries are removed', function(t) {
			var l = new LRU({ max: 5, maxAge: -5, stale: true })
			for (var i = 0; i < 10; i ++) {
			l.set(i.toString(), i.toString(2))
			}

			var i = 0
			l.forEach(function () {
			i += 1
			})

			t.equal(i, 5)
			t.equal(l.keys().length, 0)

			t.end()
			})

			test('expires', function (t) {
			var l = new LRU({
			max: 10,
			maxAge: 50
			})
			for (var i = 0; i < 10; i++) {
			l.set(i.toString(), i.toString(2), ((i % 2) ? 25 : undefined))
			}

			var i = 0
			var order = [ 8, 6, 4, 2, 0 ]
			setTimeout(function () {
			l.forEach(function (val, key, cache) {
			var j = order[i++]
			t.equal(cache, l)
			t.equal(key, j.toString())
			t.equal(val, j.toString(2))
			})
			t.equal(i, order.length);

			setTimeout(function () {
			var count = 0;
			l.forEach(function (val, key, cache) { count++; })
			t.equal(0, count);
			t.end()
			}, 25)

			}, 26)
			})