/
isInteractive.test.ts
65 lines (55 loc) · 1.99 KB
/
isInteractive.test.ts
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/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
let oldIsTTY: typeof process.stdout.isTTY;
let oldTERM: string | undefined;
beforeEach(() => {
oldIsTTY = process.stdout.isTTY;
oldTERM = process.env.TERM;
});
afterEach(() => {
process.stdout.isTTY = oldIsTTY;
process.env.TERM = oldTERM;
jest.resetModules();
});
it('Returns true when running on interactive environment', () => {
jest.doMock('ci-info', () => ({isCI: false}));
process.stdout.isTTY = true;
process.env.TERM = 'xterm-256color';
const isInteractive = require('../isInteractive').default;
expect(isInteractive).toBe(true);
});
it('Returns false when running on a non-interactive environment', () => {
let isInteractive;
const expectedResult = false;
// Test with isCI being true and isTTY false
jest.doMock('ci-info', () => ({isCI: true}));
process.stdout.isTTY = undefined;
process.env.TERM = 'xterm-256color';
isInteractive = require('../isInteractive').default;
expect(isInteractive).toBe(expectedResult);
// Test with isCI being false and isTTY false
jest.resetModules();
jest.doMock('ci-info', () => ({isCI: false}));
process.stdout.isTTY = undefined;
process.env.TERM = 'xterm-256color';
isInteractive = require('../isInteractive').default;
expect(isInteractive).toBe(expectedResult);
// Test with isCI being true and isTTY true
jest.resetModules();
jest.doMock('ci-info', () => ({isCI: true}));
process.stdout.isTTY = true;
process.env.TERM = 'xterm-256color';
isInteractive = require('../isInteractive').default;
expect(isInteractive).toBe(expectedResult);
// Test with dumb terminal
jest.resetModules();
jest.doMock('ci-info', () => ({isCI: false}));
process.stdout.isTTY = undefined;
process.env.TERM = 'dumb';
isInteractive = require('../isInteractive').default;
expect(isInteractive).toBe(expectedResult);
});