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keksAccountGUI/node_modulesOLD/hoopy/test.js
2019-08-11 20:48:02 +02:00

311 lines
6.5 KiB
JavaScript

/* eslint-env mocha */
/* eslint-disable max-nested-callbacks */
'use strict'
const { assert } = require('chai')
const Hoopy = require('.')
test('interface is correct', () => {
assert.isFunction(Hoopy)
assert.lengthOf(Hoopy, 1)
assert.throws(() => new Hoopy(0))
assert.doesNotThrow(() => new Hoopy(1))
assert.throws(() => new Hoopy(-1))
assert.throws(() => new Hoopy(1).push())
assert.throws(() => new Hoopy(1).pop())
assert.throws(() => new Hoopy(1).shift())
assert.throws(() => new Hoopy(1).unshift())
})
suite('instantiate, size=1:', () => {
let hoopy
setup(() => {
hoopy = new Hoopy(1)
})
test('instance is array', () => {
assert.isTrue(Array.isArray(hoopy))
})
test('length is correct', () => {
assert.equal(hoopy.length, 1)
})
test('[0] is undefined', () => {
assert.isUndefined(hoopy[0])
})
test('[1] is undefined', () => {
assert.isUndefined(hoopy[1])
})
test('[-1] is undefined', () => {
assert.isUndefined(hoopy[-1])
})
test('grow method is implemented', () => {
assert.isFunction(hoopy.grow)
assert.lengthOf(hoopy.grow, 1)
})
test('grow throws if by=0', () => {
assert.throws(() => hoopy.grow(0))
})
suite('assign to [0]:', () => {
setup(() => {
hoopy[0] = 'foo'
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'foo')
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'foo')
})
test('[-1] is set correctly', () => {
assert.equal(hoopy[-1], 'foo')
})
suite('assign to [1]:', () => {
setup(() => {
hoopy[1] = 'bar'
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'bar')
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'bar')
})
test('[-1] is set correctly', () => {
assert.equal(hoopy[-1], 'bar')
})
})
suite('grow, by=1:', () => {
setup(() => {
hoopy.grow(1)
})
test('length is correct', () => {
assert.equal(hoopy.length, 2)
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'foo')
})
test('[1] is undefined', () => {
assert.isUndefined(hoopy[1])
})
test('[-1] is undefined', () => {
assert.isUndefined(hoopy[-1])
})
})
})
})
suite('instantiate, size=2:', () => {
let hoopy
setup(() => {
hoopy = new Hoopy(2)
})
test('length is correct', () => {
assert.equal(hoopy.length, 2)
})
suite('assign to [0]:', () => {
setup(() => {
hoopy[0] = 'foo'
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'foo')
})
test('[1] is undefined', () => {
assert.isUndefined(hoopy[1])
})
test('[2] is set correctly', () => {
assert.equal(hoopy[2], 'foo')
})
test('[3] is undefined', () => {
assert.isUndefined(hoopy[3])
})
test('[-1] is undefined', () => {
assert.isUndefined(hoopy[-1])
})
suite('assign to [1]:', () => {
setup(() => {
hoopy[1] = 'bar'
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'foo')
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'bar')
})
test('[2] is set correctly', () => {
assert.equal(hoopy[2], 'foo')
})
test('[-1] is set correctly', () => {
assert.equal(hoopy[-1], 'bar')
})
suite('assign to [2]:', () => {
setup(() => {
hoopy[2] = 'baz'
})
test('[0] is set correctly', () => {
assert.equal(hoopy[0], 'baz')
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'bar')
})
test('[2] is set correctly', () => {
assert.equal(hoopy[2], 'baz')
})
test('[-1] is set correctly', () => {
assert.equal(hoopy[-1], 'bar')
})
suite('grow, by=1:', () => {
setup(() => {
hoopy.grow(1)
})
test('length is correct', () => {
assert.equal(hoopy.length, 3)
})
test('[0] is undefined', () => {
assert.isUndefined(hoopy[0])
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'bar')
})
test('[2] is set correctly', () => {
assert.equal(hoopy[2], 'baz')
})
test('[3] is undefined', () => {
assert.isUndefined(hoopy[3])
})
})
suite('grow, by=2:', () => {
setup(() => {
hoopy.grow(2)
})
test('length is correct', () => {
assert.equal(hoopy.length, 4)
})
test('[0] is undefined', () => {
assert.isUndefined(hoopy[0])
})
test('[1] is set correctly', () => {
assert.equal(hoopy[1], 'bar')
})
test('[2] is set correctly', () => {
assert.equal(hoopy[2], 'baz')
})
test('[3] is undefined', () => {
assert.isUndefined(hoopy[3])
})
test('[4] is undefined', () => {
assert.isUndefined(hoopy[4])
})
test('[5] is set correctly', () => {
assert.equal(hoopy[5], 'bar')
})
})
})
})
})
})
suite('instantiate and overflow, size=3:', () => {
let hoopy
setup(() => {
hoopy = new Hoopy(3)
hoopy[2] = 'foo'
hoopy[3] = 'bar'
hoopy[4] = 'baz'
})
test('data is correct', () => {
assert.equal(hoopy.length, 3)
assert.equal(hoopy[2], 'foo')
assert.equal(hoopy[3], 'bar')
assert.equal(hoopy[4], 'baz')
assert.equal(hoopy[0], hoopy[3])
assert.equal(hoopy[1], hoopy[4])
})
test('slice works correctly', () => {
assert.equal(hoopy.slice(0, 3)[2], hoopy[2])
})
suite('grow, by=1:', () => {
setup(() => {
hoopy.grow(1)
})
test('data is correct', () => {
assert.equal(hoopy.length, 4)
assert.equal(hoopy[2], 'foo')
assert.equal(hoopy[3], 'bar')
assert.equal(hoopy[4], 'baz')
assert.equal(hoopy[0], hoopy[4])
assert.isUndefined(hoopy[1])
})
})
suite('grow, by=2:', () => {
setup(() => {
hoopy.grow(2)
})
test('data is correct', () => {
assert.equal(hoopy.length, 5)
assert.equal(hoopy[2], 'foo')
assert.equal(hoopy[3], 'bar')
assert.equal(hoopy[4], 'baz')
assert.isUndefined(hoopy[0])
assert.isUndefined(hoopy[1])
})
})
})