test: unit tests

Author: dreamorosi

packages/parameters/src/BaseProvider.ts

@@ -132,7 +132,7 @@ abstract class BaseProvider implements BaseProviderInterface {
 
 }
 
-const transformValue = (value: string | Uint8Array | undefined, transform: TransformOptions, throwOnTransformError: boolean, key: string = ''): string | Record<string, unknown> | undefined => {
+const transformValue = (value: string | Uint8Array | undefined, transform: TransformOptions, throwOnTransformError: boolean, key: string): string | Record<string, unknown> | undefined => {
   try {
     const normalizedTransform = transform.toLowerCase();
     if (

packages/parameters/tests/unit/BaseProvider.test.ts

@@ -217,6 +217,21 @@ describe('Class: BaseProvider', () => {
       expect(value).toEqual('my-value');
 
     });
+    
+    test('when called with an auto transform, and the value is a valid JSON, it returns the parsed value', async () => {
+
+      // Prepare
+      const mockData = JSON.stringify({ foo: 'bar' });
+      const provider = new TestProvider();
+      jest.spyOn(provider, '_get').mockImplementation(() => new Promise((resolve, _reject) => resolve(mockData)));
+
+      // Act
+      const value = await provider.get('my-parameter.json', { transform: 'auto' });
+
+      // Assess
+      expect(value).toStrictEqual({ foo: 'bar' });
+
+    });
 
   });