Added isBusy method to the client stub so older redis clients are tested

WyriHaximus · WyriHaximus · commit 327160540a2f · 2019-02-15T17:15:58.000+01:00
diff --git a/tests/ClientStub.php b/tests/ClientStub.php
@@ -48,4 +48,9 @@ public function del(): PromiseInterface
     {
         return resolve();
     }
+
+    public function isBusy()
+    {
+        return true;
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -48,4 +48,9 @@ public function del(): PromiseInterface`
`48`	`48`	`{`
`49`	`49`	`return resolve();`
`50`	`50`	`}`
	`51`	`+`
	`52`	`+ public function isBusy()`
	`53`	`+ {`
	`54`	`+ return true;`
	`55`	`+ }`
`51`	`56`	`}`