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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)
}