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