38 lines
871 B
JavaScript
38 lines
871 B
JavaScript
'use strict'
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const { describe, it } = require('test')
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const assert = require('node:assert')
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const { MultiKeyMap } = require('./')
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describe('MultiKeyMap', () => {
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it('works', () => {
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const map = new MultiKeyMap()
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const keys = [
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// null key
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[],
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// simple key
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['foo'],
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// composite key
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['foo', 'bar'],
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// reverse composite key
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['bar', 'foo'],
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]
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const values = keys.map(() => ({}))
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// set all values first to make sure they are all stored and not only the
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// last one
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keys.forEach((key, i) => {
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map.set(key, values[i])
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})
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keys.forEach((key, i) => {
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// copy the key to make sure the array itself is not the key
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assert.strictEqual(map.get(key.slice()), values[i])
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map.delete(key.slice())
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assert.strictEqual(map.get(key.slice()), undefined)
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})
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})
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})
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