angular-cn/aio/aio-builds-setup/dockerbuild/scripts-js/test/common/utils.spec.ts

82 lines
2.5 KiB
TypeScript

// Imports
import {assertNotMissingOrEmpty, getEnvVar} from '../../lib/common/utils';
// Tests
describe('utils', () => {
describe('assertNotMissingOrEmpty()', () => {
it('should throw if passed an empty value', () => {
expect(() => assertNotMissingOrEmpty('foo', undefined)).
toThrowError('Missing or empty required parameter \'foo\'!');
expect(() => assertNotMissingOrEmpty('bar', null)).toThrowError('Missing or empty required parameter \'bar\'!');
expect(() => assertNotMissingOrEmpty('baz', '')).toThrowError('Missing or empty required parameter \'baz\'!');
});
it('should not throw if passed a non-empty value', () => {
expect(() => assertNotMissingOrEmpty('foo', ' ')).not.toThrow();
expect(() => assertNotMissingOrEmpty('bar', 'bar')).not.toThrow();
expect(() => assertNotMissingOrEmpty('baz', 'b a z')).not.toThrow();
});
});
describe('getEnvVar()', () => {
const emptyVar = '$$test_utils_getEnvVar_empty$$';
const nonEmptyVar = '$$test_utils_getEnvVar_nonEmpty$$';
const undefinedVar = '$$test_utils_getEnvVar_undefined$$';
beforeEach(() => {
process.env[emptyVar] = '';
process.env[nonEmptyVar] = 'foo';
});
afterEach(() => {
delete process.env[emptyVar];
delete process.env[nonEmptyVar];
});
it('should return an environment variable', () => {
expect(getEnvVar(nonEmptyVar)).toBe('foo');
});
it('should exit with an error if the environment variable is not defined', () => {
const consoleErrorSpy = spyOn(console, 'error');
const processExitSpy = spyOn(process, 'exit');
getEnvVar(undefinedVar);
expect(consoleErrorSpy).toHaveBeenCalled();
expect(consoleErrorSpy.calls.argsFor(0)[0]).toContain(undefinedVar);
expect(processExitSpy).toHaveBeenCalledWith(1);
});
it('should exit with an error if the environment variable is empty', () => {
const consoleErrorSpy = spyOn(console, 'error');
const processExitSpy = spyOn(process, 'exit');
getEnvVar(emptyVar);
expect(consoleErrorSpy).toHaveBeenCalled();
expect(consoleErrorSpy.calls.argsFor(0)[0]).toContain(emptyVar);
expect(processExitSpy).toHaveBeenCalledWith(1);
});
it('should return an empty string if an undefined variable is optional', () => {
expect(getEnvVar(undefinedVar, true)).toBe('');
});
it('should return an empty string if an empty variable is optional', () => {
expect(getEnvVar(emptyVar, true)).toBe('');
});
});
});