chore(dtslint): add higher-order observable tests (#3958)

ReactiveX · Jul 27, 2018 · 310b9f5 · 310b9f5
1 parent e9baa94
commit 310b9f5
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diff --git a/spec-dtslint/operators/concatAll-spec.ts b/spec-dtslint/operators/concatAll-spec.ts
@@ -0,0 +1,10 @@
+import { of } from 'rxjs';
+import { concatAll } from 'rxjs/operators';
+
+it('should infer correctly', () => {
+  const o = of(of(1, 2, 3)).pipe(concatAll()); // $ExpectType Observable<number>
+});
+
+it('should enforce types', () => {
+  const o = of(1, 2, 3).pipe(concatAll()); // $ExpectError
+});
diff --git a/spec-dtslint/operators/exhaust-spec.ts b/spec-dtslint/operators/exhaust-spec.ts
@@ -0,0 +1,10 @@
+import { of } from 'rxjs';
+import { exhaust } from 'rxjs/operators';
+
+it('should infer correctly', () => {
+  const o = of(of(1, 2, 3)).pipe(exhaust()); // $ExpectType Observable<number>
+});
+
+it('should enforce types', () => {
+  const o = of(1, 2, 3).pipe(exhaust()); // $ExpectError
+});
diff --git a/spec-dtslint/operators/mergeAll-spec.ts b/spec-dtslint/operators/mergeAll-spec.ts
@@ -0,0 +1,10 @@
+import { of } from 'rxjs';
+import { mergeAll } from 'rxjs/operators';
+
+it('should infer correctly', () => {
+  const o = of(of(1, 2, 3)).pipe(mergeAll()); // $ExpectType Observable<number>
+});
+
+it('should enforce types', () => {
+  const o = of(1, 2, 3).pipe(mergeAll()); // $ExpectError
+});
diff --git a/spec-dtslint/operators/switchAll-spec.ts b/spec-dtslint/operators/switchAll-spec.ts
@@ -0,0 +1,10 @@
+import { of } from 'rxjs';
+import { switchAll } from 'rxjs/operators';
+
+it('should infer correctly', () => {
+  const o = of(of(1, 2, 3)).pipe(switchAll()); // $ExpectType Observable<number>
+});
+
+it('should enforce types', () => {
+  const o = of(1, 2, 3).pipe(switchAll()); // $ExpectError
+});