tests/spec/unit/lib/clean.spec.js

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    to you under the Apache License, Version 2.0 (the
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        http://www.apache.org/licenses/LICENSE-2.0

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const path = require('path');
const fs = require('fs-extra');

const rootDir = path.resolve(__dirname, '../../../..');

const clean = require(path.join(rootDir, 'lib/clean'));
const check_reqs = require(path.join(rootDir, 'lib/check_reqs'));

describe('Clean', () => {
    describe('run export method', () => {
        it('should stop process when requirement check fails.', () => {
            // set spies
            spyOn(console, 'error');
            spyOn(check_reqs, 'run').and.returnValue(false);
            spyOn(process, 'exit');

            // run test
            clean.run();

            const expectedLog = 'Please make sure you meet the software requirements in order to clean an electron cordova project';

            expect(console.error).toHaveBeenCalledWith(expectedLog);
            expect(process.exit).toHaveBeenCalledWith(2);
        });

        it('should not find previous build dir and not attempt to remove.', () => {
            spyOn(check_reqs, 'run').and.returnValue(true);
            spyOn(fs, 'existsSync').and.returnValue(false);
            spyOn(fs, 'removeSync');

            clean.run();

            expect(fs.existsSync).toHaveBeenCalled();
            expect(fs.removeSync).not.toHaveBeenCalled();
        });

        it('should find previous build dir and attempt to remove.', () => {
            spyOn(check_reqs, 'run').and.returnValue(true);
            spyOn(fs, 'existsSync').and.returnValue(true);
            spyOn(fs, 'removeSync');

            clean.run();

            expect(fs.existsSync).toHaveBeenCalled();
            expect(fs.removeSync).toHaveBeenCalled();
        });

        it('should find previous build dir and fail to remove.', () => {
            spyOn(console, 'log');
            spyOn(check_reqs, 'run').and.returnValue(true);
            spyOn(fs, 'existsSync').and.returnValue(true);
            spyOn(fs, 'removeSync').and.callFake(() => {
                throw new Error('Fake Error');
            });

            clean.run();

            expect(console.log).toHaveBeenCalledWith(
                jasmine.stringMatching(/could not remove/)
            );
        });
    });

    describe('cleanProject export method', () => {
        it('should console out that it will execute run command.', () => {
            spyOn(console, 'log');

            clean.cleanProject();

            expect(console.log).toHaveBeenCalledWith('lib/clean will soon only export a `run` command, please update to not call `cleanProject`.');
        });
    });
});