/
open-url-prompt.js
179 lines (152 loc) · 3.97 KB
/
open-url-prompt.js
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const t = require('tap')
const mockGlobals = require('../../fixtures/mock-globals.js')
const EventEmitter = require('events')
const OUTPUT = []
const output = (...args) => OUTPUT.push(args)
const npm = {
_config: {
json: false,
browser: true,
},
config: {
get: k => npm._config[k],
set: (k, v) => {
npm._config[k] = v
},
},
output,
}
let openerUrl = null
let openerOpts = null
let openerResult = null
const opener = (url, opts, cb) => {
openerUrl = url
openerOpts = opts
return cb(openerResult)
}
let questionShouldResolve = true
let openUrlPromptInterrupted = false
const readline = {
createInterface: () => ({
question: (_q, cb) => {
if (questionShouldResolve === true) {
cb()
}
},
close: () => {},
on: (_signal, cb) => {
if (openUrlPromptInterrupted && _signal === 'SIGINT') {
cb()
}
},
}),
}
const openUrlPrompt = t.mock('../../../lib/utils/open-url-prompt.js', {
opener,
readline,
})
mockGlobals(t, {
'process.stdin.isTTY': true,
'process.stdout.isTTY': true,
})
t.test('does not open a url in non-interactive environments', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
})
mockGlobals(t, {
'process.stdin.isTTY': false,
'process.stdout.isTTY': false,
})
await openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt')
t.equal(openerUrl, null, 'did not open')
t.same(openerOpts, null, 'did not open')
})
t.test('opens a url', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
npm._config.browser = true
})
npm._config.browser = 'browser'
await openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt')
t.equal(openerUrl, 'https://www.npmjs.com', 'opened the given url')
t.same(openerOpts, { command: 'browser' }, 'passed command as null (the default)')
t.matchSnapshot(OUTPUT)
})
t.test('prints json output', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
npm._config.json = false
})
npm._config.json = true
await openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt')
t.matchSnapshot(OUTPUT)
})
t.test('returns error for non-https url', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
})
await t.rejects(
openUrlPrompt(npm, 'ftp://www.npmjs.com', 'npm home', 'prompt'),
/Invalid URL/,
'got the correct error'
)
t.equal(openerUrl, null, 'did not open')
t.same(openerOpts, null, 'did not open')
t.same(OUTPUT, [], 'printed no output')
})
t.test('does not open url if canceled', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
questionShouldResolve = true
})
questionShouldResolve = false
const emitter = new EventEmitter()
const open = openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt', emitter)
emitter.emit('abort')
await open
t.equal(openerUrl, null, 'did not open')
t.same(openerOpts, null, 'did not open')
})
t.test('returns error when opener errors', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
openerResult = null
OUTPUT.length = 0
})
openerResult = new Error('Opener failed')
await t.rejects(
openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt'),
/Opener failed/,
'got the correct error'
)
t.equal(openerUrl, 'https://www.npmjs.com', 'did not open')
})
t.test('throws "canceled" error on SIGINT', async t => {
t.teardown(() => {
openerUrl = null
openerOpts = null
OUTPUT.length = 0
questionShouldResolve = true
openUrlPromptInterrupted = false
})
questionShouldResolve = false
openUrlPromptInterrupted = true
const emitter = new EventEmitter()
const open = openUrlPrompt(npm, 'https://www.npmjs.com', 'npm home', 'prompt', emitter)
try {
await open
} catch (err) {
t.equal(err.message, 'canceled')
}
})