ci(aio): add initial implementation for aio-builds setup

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

@@ -0,0 +1,62 @@
+// Imports
+import {getEnvVar} from '../../lib/common/utils';
+
+// Tests
+describe('utils', () => {
+
+  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('');
+    });
+
+  });
+
+});