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|
const t = require('tap')
let LOAD_ERROR = null
const npmOutputs = []
const npmock = {
log: { level: 'silent' },
output: (...msg) => npmOutputs.push(msg),
usage: 'npm usage test example',
version: '99.99.99',
load: cb => cb(LOAD_ERROR),
argv: [],
config: {
settings: {},
get: (k) => npmock.config.settings[k],
set: (k, v) => {
npmock.config.settings[k] = v
},
},
commands: {},
}
const unsupportedMock = {
checkForBrokenNode: () => {},
checkForUnsupportedNode: () => {},
}
let errorHandlerCalled = null
let errorHandlerCb
const errorHandlerMock = (...args) => {
errorHandlerCalled = args
if (errorHandlerCb)
errorHandlerCb()
}
let errorHandlerExitCalled = null
errorHandlerMock.exit = code => {
errorHandlerExitCalled = code
}
const logs = []
const npmlogMock = {
pause: () => logs.push('pause'),
verbose: (...msg) => logs.push(['verbose', ...msg]),
info: (...msg) => logs.push(['info', ...msg]),
}
const requireInject = require('require-inject')
const cli = requireInject.installGlobally('../../lib/cli.js', {
'../../lib/npm.js': npmock,
'../../lib/utils/did-you-mean.js': () => 'test did you mean',
'../../lib/utils/unsupported.js': unsupportedMock,
'../../lib/utils/error-handler.js': errorHandlerMock,
npmlog: npmlogMock,
})
t.test('print the version, and treat npm_g to npm -g', t => {
t.teardown(() => {
delete npmock.config.settings.version
process.argv = argv
npmock.argv.length = 0
proc.argv.length = 0
logs.length = 0
npmOutputs.length = 0
errorHandlerExitCalled = null
})
const { argv } = process
const proc = {
argv: ['node', 'npm_g', '-v'],
version: '420.69.lol',
on: () => {},
}
process.argv = proc.argv
npmock.config.settings.version = true
cli(proc)
t.strictSame(npmock.argv, [])
t.strictSame(proc.argv, ['node', 'npm', '-g', '-v'])
t.strictSame(logs, [
'pause',
['verbose', 'cli', ['node', 'npm', '-g', '-v']],
['info', 'using', 'npm@%s', '99.99.99'],
['info', 'using', 'node@%s', '420.69.lol'],
])
t.strictSame(npmOutputs, [['99.99.99']])
t.strictSame(errorHandlerExitCalled, 0)
t.end()
})
t.test('calling with --versions calls npm version with no args', t => {
const processArgv = process.argv
const proc = {
argv: ['node', 'npm', 'install', 'or', 'whatever', '--versions'],
on: () => {},
}
process.argv = proc.argv
npmock.config.set('versions', true)
t.teardown(() => {
delete npmock.config.settings.versions
process.argv = processArgv
npmock.argv.length = 0
proc.argv.length = 0
logs.length = 0
npmOutputs.length = 0
errorHandlerExitCalled = null
delete npmock.commands.version
})
npmock.commands.version = (args, cb) => {
t.equal(proc.title, 'npm')
t.strictSame(npmock.argv, [])
t.strictSame(proc.argv, ['node', 'npm', 'install', 'or', 'whatever', '--versions'])
t.strictSame(logs, [
'pause',
['verbose', 'cli', ['node', 'npm', 'install', 'or', 'whatever', '--versions']],
['info', 'using', 'npm@%s', '99.99.99'],
['info', 'using', 'node@%s', undefined],
])
t.strictSame(npmOutputs, [])
t.strictSame(errorHandlerExitCalled, null)
t.strictSame(args, [])
t.end()
}
cli(proc)
})
t.test('print usage if no params provided', t => {
const { output } = npmock
t.teardown(() => {
npmock.output = output
})
const proc = {
argv: ['node', 'npm'],
on: () => {},
}
npmock.argv = []
npmock.output = (msg) => {
if (msg) {
t.match(msg, 'npm usage test example', 'outputs npm usage')
t.end()
}
}
cli(proc)
})
t.test('print usage if non-command param provided', t => {
const { output } = npmock
t.teardown(() => {
npmock.output = output
})
const proc = {
argv: ['node', 'npm', 'asdf'],
on: () => {},
}
npmock.argv = ['asdf']
npmock.output = (msg) => {
if (msg) {
t.match(msg, 'test did you mean', 'outputs did you mean')
t.end()
}
}
cli(proc)
})
t.test('gracefully handles error printing usage', t => {
const { output } = npmock
t.teardown(() => {
npmock.output = output
errorHandlerCb = null
})
const proc = {
argv: ['node', 'npm', 'asdf'],
on: () => {},
}
npmock.argv = []
npmock.output = (msg) => {
throw new Error('test exception')
}
errorHandlerCb = () => {
t.match(errorHandlerCalled, /test exception/)
t.end()
}
cli(proc)
})
t.test('load error calls error handler', t => {
t.teardown(() => {
errorHandlerCb = null
LOAD_ERROR = null
})
const er = new Error('test load error')
LOAD_ERROR = er
const proc = {
argv: ['node', 'npm', 'asdf'],
on: () => {},
}
errorHandlerCb = () => {
t.strictSame(errorHandlerCalled, [er])
t.end()
}
cli(proc)
})
|
