test(core): add instance wrapper test

ensure mergeWith handles ValueProviders
nestjs · Jul 11, 2022 · 2a7fc84 · 2a7fc84
1 parent 62f1fa3
commit 2a7fc84
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/packages/core/test/injector/instance-wrapper.spec.ts b/packages/core/test/injector/instance-wrapper.spec.ts
@@ -434,4 +434,20 @@ describe('InstanceWrapper', () => {
  });
  });
  });
+
+ describe('mergeWith', () => {
+ describe('when provider is a ValueProvider', () => {
+ it('should provide the given value in the STATIC_CONTEXT', () => {
+ const wrapper = new InstanceWrapper();
+ wrapper.mergeWith({
+ useValue: 'value',
+ provide: 'token',
+ });
+
+ expect(
+ wrapper.getInstanceByContextId(STATIC_CONTEXT).instance,
+ ).to.be.equal('value');
+ });
+ });
+ });
 });