test(forkJoin): add selector error test

cartant · Jan 26, 2018 · ea10cd4 · ea10cd4
1 parent 6a4ace4
commit ea10cd4
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/spec/observables/forkJoin-spec.ts b/spec/observables/forkJoin-spec.ts
@@ -331,6 +331,20 @@ describe('Observable.forkJoin', () => {
  expectObservable(e1).toBe(expected);
  });
 
+ it('should raise error when the selector throws', () => {
+ function selector(x, y) {
+ throw 'error';
+ }
+
+ const e1 = Observable.forkJoin(
+ hot('--a-|'),
+ hot('---b-|'),
+ selector);
+ const expected = '-----#';
+
+ expectObservable(e1).toBe(expected);
+ });
+
  it('should allow unsubscribing early and explicitly', () => {
  const e1 = hot('--a--^--b--c---d-| ');
  const e1subs = '^ ! ';