Initial import from local backup (Documents-Playground/pakerpale)

node_modules/lru-cache/test/foreach.js

@@ -0,0 +1,52 @@
+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.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()
+})