From 3b494a73641b0bcf25cf6df09f367d14c3db485a Mon Sep 17 00:00:00 2001
From: Kamil Kisiela <kamilkisiela@users.noreply.github.com>
Date: Fri, 3 Feb 2017 15:31:20 +0100
Subject: [PATCH] test(RxObservableQuery): chaining (#28)

---
 tests/RxObservableQuery.ts | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/tests/RxObservableQuery.ts b/tests/RxObservableQuery.ts
index 5d719e2..d9b354d 100644
--- a/tests/RxObservableQuery.ts
+++ b/tests/RxObservableQuery.ts
@@ -7,6 +7,7 @@ import { RxObservableQuery } from '../src/RxObservableQuery';
 import { ObservableQueryRef } from '../src/utils/ObservableQueryRef';
 
 import 'rxjs/add/operator/map';
+import 'rxjs/add/operator/do';
 
 describe('RxObservableQuery', () => {
   let obsQuery: ObservableQuery<any>;
@@ -65,6 +66,29 @@ describe('RxObservableQuery', () => {
         },
       });
     });
+
+    it('should be chainable', (done: MochaDone) => {
+      const counter = { calls: 0 };
+
+      function justDoIt() {
+        counter.calls++;
+      }
+
+      rxObsQuery
+      .do(justDoIt)
+      .do(justDoIt)
+      .do(justDoIt)
+      .subscribe({
+        next(result) {
+          assert.deepEqual(result.data, heroes.data);
+          assert.equal(counter.calls, 3);
+          done();
+        },
+        error() {
+          done(new Error('should not be called'));
+        },
+      });
+    });
   });
 
   describe('apollo-specific', () => {