diff options
Diffstat (limited to 'test/lib/commands/completion.js')
| -rw-r--r-- | test/lib/commands/completion.js | 249 |
1 files changed, 87 insertions, 162 deletions
diff --git a/test/lib/commands/completion.js b/test/lib/commands/completion.js index 51212f06d..dd571baf7 100644 --- a/test/lib/commands/completion.js +++ b/test/lib/commands/completion.js @@ -6,189 +6,153 @@ const completionScript = fs .readFileSync(path.resolve(__dirname, '../../../lib/utils/completion.sh'), { encoding: 'utf8' }) .replace(/^#!.*?\n/, '') -const { real: mockNpm } = require('../../fixtures/mock-npm') - -const { Npm, outputs } = mockNpm(t, { - '../../lib/utils/is-windows-shell.js': false, -}) -const npm = new Npm() +const { load: _loadMockNpm } = require('../../fixtures/mock-npm') +const mockGlobals = require('../../fixtures/mock-globals') + +const loadMockCompletion = async (t, o = {}) => { + const { globals, windows, ...options } = o + let resetGlobals = {} + if (globals) { + resetGlobals = mockGlobals(t, globals).reset + } + const res = await _loadMockNpm(t, { + mocks: { + '../../lib/utils/is-windows-shell.js': !!windows, + ...options.mocks, + }, + ...options, + }) + const completion = await res.npm.cmd('completion') + return { + resetGlobals, + completion, + ...res, + } +} + +const loadMockCompletionComp = async (t, word, line) => + loadMockCompletion(t, { + globals: { + 'process.env.COMP_CWORD': word, + 'process.env.COMP_LINE': line, + 'process.env.COMP_POINT': line.length, + }, + }) t.test('completion', async t => { - const completion = await npm.cmd('completion') t.test('completion completion', async t => { - const home = process.env.HOME - t.teardown(() => { - process.env.HOME = home - }) - - process.env.HOME = t.testdir({ - '.bashrc': '', - '.zshrc': '', + const { outputs, completion, prefix } = await loadMockCompletion(t, { + testdir: { + '.bashrc': 'aaa', + '.zshrc': 'aaa', + }, }) + mockGlobals(t, { 'process.env.HOME': prefix }) await completion.completion({ w: 2 }) t.matchSnapshot(outputs, 'both shells') }) t.test('completion completion no known shells', async t => { - const home = process.env.HOME - t.teardown(() => { - process.env.HOME = home - }) - - process.env.HOME = t.testdir() + const { outputs, completion, prefix } = await loadMockCompletion(t) + mockGlobals(t, { 'process.env.HOME': prefix }) await completion.completion({ w: 2 }) t.matchSnapshot(outputs, 'no responses') }) t.test('completion completion wrong word count', async t => { + const { outputs, completion } = await loadMockCompletion(t) + await completion.completion({ w: 3 }) t.matchSnapshot(outputs, 'no responses') }) t.test('dump script when completion is not being attempted', async t => { - const _write = process.stdout.write - const _on = process.stdout.on - t.teardown(() => { - process.stdout.write = _write - process.stdout.on = _on + let errorHandler, data + const { completion, resetGlobals } = await loadMockCompletion(t, { + globals: { + 'process.stdout.on': (event, handler) => { + errorHandler = handler + resetGlobals['process.stdout.on']() + }, + 'process.stdout.write': (chunk, callback) => { + data = chunk + process.nextTick(() => { + callback() + errorHandler({ errno: 'EPIPE' }) + }) + resetGlobals['process.stdout.write']() + }, + }, }) - let errorHandler - process.stdout.on = (event, handler) => { - errorHandler = handler - process.stdout.on = _on - } - - let data - process.stdout.write = (chunk, callback) => { - data = chunk - process.stdout.write = _write - process.nextTick(() => { - callback() - errorHandler({ errno: 'EPIPE' }) - }) - } - await completion.exec({}) - t.equal(data, completionScript, 'wrote the completion script') }) t.test('dump script exits correctly when EPIPE is emitted on stdout', async t => { - const _write = process.stdout.write - const _on = process.stdout.on - t.teardown(() => { - process.stdout.write = _write - process.stdout.on = _on + let errorHandler, data + const { completion, resetGlobals } = await loadMockCompletion(t, { + globals: { + 'process.stdout.on': (event, handler) => { + if (event === 'error') { + errorHandler = handler + } + resetGlobals['process.stdout.on']() + }, + 'process.stdout.write': (chunk, callback) => { + data = chunk + process.nextTick(() => { + errorHandler({ errno: 'EPIPE' }) + callback() + }) + resetGlobals['process.stdout.write']() + }, + }, }) - let errorHandler - process.stdout.on = (event, handler) => { - errorHandler = handler - process.stdout.on = _on - } - - let data - process.stdout.write = (chunk, callback) => { - data = chunk - process.stdout.write = _write - process.nextTick(() => { - errorHandler({ errno: 'EPIPE' }) - callback() - }) - } - await completion.exec({}) t.equal(data, completionScript, 'wrote the completion script') }) t.test('single command name', async t => { - process.env.COMP_CWORD = 1 - process.env.COMP_LINE = 'npm conf' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 1, 'npm conf') await completion.exec(['npm', 'conf']) t.matchSnapshot(outputs, 'single command name') }) t.test('multiple command names', async t => { - process.env.COMP_CWORD = 1 - process.env.COMP_LINE = 'npm a' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 1, 'npm a') await completion.exec(['npm', 'a']) t.matchSnapshot(outputs, 'multiple command names') }) t.test('completion of invalid command name does nothing', async t => { - process.env.COMP_CWORD = 1 - process.env.COMP_LINE = 'npm compute' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 1, 'npm compute') await completion.exec(['npm', 'compute']) t.matchSnapshot(outputs, 'no results') }) t.test('subcommand completion', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm access ' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm access ') await completion.exec(['npm', 'access', '']) t.matchSnapshot(outputs, 'subcommands') }) t.test('filtered subcommands', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm access p' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm access p') await completion.exec(['npm', 'access', 'p']) t.matchSnapshot(outputs, 'filtered subcommands') }) t.test('commands with no completion', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm adduser ' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm adduser ') // quotes around adduser are to ensure coverage when unescaping commands await completion.exec(['npm', "'adduser'", '']) @@ -196,63 +160,28 @@ t.test('completion', async t => { }) t.test('flags', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm install --v' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm install --v') await completion.exec(['npm', 'install', '--v']) - t.matchSnapshot(outputs, 'flags') }) t.test('--no- flags', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm install --no-v' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm install --no-v') await completion.exec(['npm', 'install', '--no-v']) - t.matchSnapshot(outputs, 'flags') }) t.test('double dashes escape from flag completion', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm -- install --' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm -- install --') await completion.exec(['npm', '--', 'install', '--']) - t.matchSnapshot(outputs, 'full command list') }) t.test('completion cannot complete options that take a value in mid-command', async t => { - process.env.COMP_CWORD = 2 - process.env.COMP_LINE = 'npm --registry install' - process.env.COMP_POINT = process.env.COMP_LINE.length - - t.teardown(() => { - delete process.env.COMP_CWORD - delete process.env.COMP_LINE - delete process.env.COMP_POINT - }) + const { outputs, completion } = await loadMockCompletionComp(t, 2, 'npm --registry install') await completion.exec(['npm', '--registry', 'install']) t.matchSnapshot(outputs, 'does not try to complete option arguments in the middle of a command') @@ -260,11 +189,7 @@ t.test('completion', async t => { }) t.test('windows without bash', async t => { - const { Npm, outputs } = mockNpm(t, { - '../../lib/utils/is-windows-shell.js': true, - }) - const npm = new Npm() - const completion = await npm.cmd('completion') + const { outputs, completion } = await loadMockCompletion(t, { windows: true }) await t.rejects( completion.exec({}), { code: 'ENOTSUP', message: /completion supported only in MINGW/ }, |