* first action! (#1)

node_modules/pseudomap/test/basic.js

@@ -0,0 +1,86 @@
+var t = require('tap')
+
+process.env.TEST_PSEUDOMAP = 'true'
+
+var PM = require('../')
+runTests(PM)
+
+// if possible, verify that Map also behaves the same way
+if (typeof Map === 'function')
+  runTests(Map)
+
+
+function runTests (Map) {
+  t.throws(Map)
+
+  var m = new Map()
+
+  t.equal(m.size, 0)
+
+  m.set(1, '1 string')
+  t.equal(m.get(1), '1 string')
+  t.equal(m.size, 1)
+  m.size = 1000
+  t.equal(m.size, 1)
+  m.size = 0
+  t.equal(m.size, 1)
+
+  m = new Map([[1, 'number 1'], ['1', 'string 1']])
+  t.equal(m.get(1), 'number 1')
+  t.equal(m.get('1'), 'string 1')
+  t.equal(m.size, 2)
+
+  m = new Map(m)
+  t.equal(m.get(1), 'number 1')
+  t.equal(m.get('1'), 'string 1')
+  t.equal(m.size, 2)
+
+  var akey = {}
+  var bkey = {}
+  m.set(akey, { some: 'data' })
+  m.set(bkey, { some: 'other data' })
+  t.same(m.get(akey), { some: 'data' })
+  t.same(m.get(bkey), { some: 'other data' })
+  t.equal(m.size, 4)
+
+  var x = /x/
+  var y = /x/
+  m.set(x, 'x regex')
+  m.set(y, 'y regex')
+  t.equal(m.get(x), 'x regex')
+  m.set(x, 'x again')
+  t.equal(m.get(x), 'x again')
+  t.equal(m.size, 6)
+
+  m.set(NaN, 'not a number')
+  t.equal(m.get(NaN), 'not a number')
+  m.set(NaN, 'it is a ' + typeof NaN)
+  t.equal(m.get(NaN), 'it is a number')
+  m.set('NaN', 'stringie nan')
+  t.equal(m.get(NaN), 'it is a number')
+  t.equal(m.get('NaN'), 'stringie nan')
+  t.equal(m.size, 8)
+
+  m.delete(NaN)
+  t.equal(m.get(NaN), undefined)
+  t.equal(m.size, 7)
+
+  var expect = [
+    { value: 'number 1', key: 1 },
+    { value: 'string 1', key: '1' },
+    { value: { some: 'data' }, key: {} },
+    { value: { some: 'other data' }, key: {} },
+    { value: 'x again', key: /x/ },
+    { value: 'y regex', key: /x/ },
+    { value: 'stringie nan', key: 'NaN' }
+  ]
+  var actual = []
+
+  m.forEach(function (value, key) {
+    actual.push({ value: value, key: key })
+  })
+  t.same(actual, expect)
+
+  m.clear()
+  t.equal(m.size, 0)
+}