83 lines
2.2 KiB
JavaScript
83 lines
2.2 KiB
JavaScript
const t = require('tap')
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const MPS = require('../')
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t.test('ok if size checks out', t => {
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const mps = new MPS({ size: 4 })
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mps.write(Buffer.from('a').toString('hex'), 'hex')
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mps.write(Buffer.from('sd'))
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mps.end('f')
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return mps.concat().then(data => t.equal(data.toString(), 'asdf'))
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})
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t.test('error if size exceeded', t => {
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const mps = new MPS({ size: 1 })
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mps.on('error', er => {
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t.match(er, {
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message: 'Bad data size: expected 1 bytes, but got 4',
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found: 4,
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expect: 1,
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code: 'EBADSIZE',
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name: 'SizeError',
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})
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t.end()
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})
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mps.write('asdf')
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})
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t.test('error if size is not met', t => {
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const mps = new MPS({ size: 999 })
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t.throws(() => mps.end(), {
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message: 'Bad data size: expected 999 bytes, but got 0',
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found: 0,
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name: 'SizeError',
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expect: 999,
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code: 'EBADSIZE',
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})
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t.end()
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})
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t.test('error if non-string/buffer is written', t => {
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const mps = new MPS({size:1})
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mps.on('error', er => {
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t.match(er, {
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message: 'MinipassSized streams only work with string and buffer data'
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})
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t.end()
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})
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mps.write({some:'object'})
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})
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t.test('projectiles', t => {
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t.throws(() => new MPS(), {
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message: 'invalid expected size: undefined'
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}, 'size is required')
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t.throws(() => new MPS({size: true}), {
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message: 'invalid expected size: true'
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}, 'size must be number')
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t.throws(() => new MPS({size: NaN}), {
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message: 'invalid expected size: NaN'
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}, 'size must not be NaN')
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t.throws(() => new MPS({size:1.2}), {
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message: 'invalid expected size: 1.2'
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}, 'size must be integer')
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t.throws(() => new MPS({size: Infinity}), {
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message: 'invalid expected size: Infinity'
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}, 'size must be finite')
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t.throws(() => new MPS({size: -1}), {
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message: 'invalid expected size: -1'
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}, 'size must be positive')
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t.throws(() => new MPS({objectMode: true}), {
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message: 'MinipassSized streams only work with string and buffer data'
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}, 'no objectMode')
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t.throws(() => new MPS({size: Number.MAX_SAFE_INTEGER + 1000000}), {
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message: 'invalid expected size: 9007199255740992'
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})
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t.end()
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})
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t.test('exports SizeError class', t => {
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t.isa(MPS.SizeError, 'function')
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t.isa(MPS.SizeError.prototype, Error)
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t.end()
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})
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