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const t = require('tap')
const fs = require('fs')
const { resolve } = require('path')
const { fake: mockNpm } = require('../../fixtures/mock-npm')
const npm = mockNpm({
globalDir: '',
config: {
global: false,
prefix: '',
},
localPrefix: '',
})
const mocks = {
'../../../lib/utils/reify-finish.js': () => Promise.resolve(),
}
const Uninstall = t.mock('../../../lib/commands/uninstall.js', mocks)
const uninstall = new Uninstall(npm)
t.afterEach(() => {
npm.globalDir = ''
npm.prefix = ''
npm.localPrefix = ''
npm.flatOptions.global = false
npm.flatOptions.prefix = ''
})
t.test('remove single installed lib', async t => {
const path = t.testdir({
'package.json': JSON.stringify({
name: 'test-rm-single-lib',
version: '1.0.0',
dependencies: {
a: '*',
b: '*',
},
}),
node_modules: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
b: {
'package.json': JSON.stringify({
name: 'b',
version: '1.0.0',
}),
},
},
'package-lock.json': JSON.stringify({
name: 'test-rm-single-lib',
version: '1.0.0',
lockfileVersion: 2,
requires: true,
packages: {
'': {
name: 'test-rm-single-lib',
version: '1.0.0',
dependencies: {
a: '*',
},
},
'node_modules/a': {
version: '1.0.0',
},
'node_modules/b': {
version: '1.0.0',
},
},
dependencies: {
a: {
version: '1.0.0',
},
b: {
version: '1.0.0',
},
},
}),
})
const b = resolve(path, 'node_modules/b')
t.ok(() => fs.statSync(b))
npm.localPrefix = path
await uninstall.exec(['b'])
t.throws(() => fs.statSync(b), 'should have removed package from npm')
})
t.test('remove multiple installed libs', async t => {
const path = t.testdir({
node_modules: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
b: {
'package.json': JSON.stringify({
name: 'b',
version: '1.0.0',
}),
},
},
'package-lock.json': JSON.stringify({
name: 'test-rm-single-lib',
version: '1.0.0',
lockfileVersion: 2,
requires: true,
packages: {
'': {
name: 'test-rm-single-lib',
version: '1.0.0',
dependencies: {
a: '*',
},
},
'node_modules/a': {
version: '1.0.0',
},
'node_modules/b': {
version: '1.0.0',
},
},
dependencies: {
a: {
version: '1.0.0',
},
b: {
version: '1.0.0',
},
},
}),
})
const a = resolve(path, 'node_modules/a')
const b = resolve(path, 'node_modules/b')
t.ok(() => fs.statSync(a))
t.ok(() => fs.statSync(b))
npm.localPrefix = path
await uninstall.exec(['b'])
t.throws(() => fs.statSync(a), 'should have removed a package from nm')
t.throws(() => fs.statSync(b), 'should have removed b package from nm')
})
t.test('no args local', async t => {
const path = t.testdir()
npm.flatOptions.prefix = path
await t.rejects(
uninstall.exec([]),
/Must provide a package name to remove/,
'should throw package name required error'
)
})
t.test('no args global', async t => {
const path = t.testdir({
lib: {
node_modules: {
a: t.fixture('symlink', '../../projects/a'),
},
},
projects: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
},
})
npm.localPrefix = resolve(path, 'projects', 'a')
npm.globalDir = resolve(path, 'lib', 'node_modules')
npm.config.set('global', true)
const a = resolve(path, 'lib/node_modules/a')
t.ok(() => fs.statSync(a))
await uninstall.exec([])
t.throws(() => fs.statSync(a), 'should have removed global nm symlink')
})
t.test('no args global but no package.json', async t => {
const path = t.testdir({})
npm.prefix = path
npm.localPrefix = path
npm.flatOptions.global = true
await t.rejects(
uninstall.exec([]),
/npm uninstall/
)
})
t.test('unknown error reading from localPrefix package.json', async t => {
const path = t.testdir({})
const Uninstall = t.mock('../../../lib/commands/uninstall.js', {
...mocks,
'read-package-json-fast': () => Promise.reject(new Error('ERR')),
})
const uninstall = new Uninstall(npm)
npm.prefix = path
npm.localPrefix = path
npm.flatOptions.global = true
await t.rejects(
uninstall.exec([]),
/ERR/,
'should throw unknown error'
)
})
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