[#2] testing pass by reference with Mockery::on()

Author: malkusch

tests/PHPMockeryTest.php

@@ -34,6 +34,32 @@ protected function setUp()
         $this->workaroundMockeryIssue268();
     }
 
+    /**
+     * Tests passing by reference as described in Mockery's manual with Mockery::on().
+     *
+     * @test
+     * @link http://docs.mockery.io/en/latest/reference/pass_by_reference_behaviours.html
+     */
+    public function testMockeryPassByReference()
+    {
+        PHPMockery::mock(__NAMESPACE__, "exec")->with(
+            "command",
+            \Mockery::on(function (&$output) {
+                $output = "output";
+                return true;
+            }),
+            \Mockery::on(function (&$return_var) {
+                $return_var = "return_var";
+                return true;
+            })
+        )->once();
+            
+        exec("command", $output, $return_var);
+        
+        $this->assertEquals("output", $output);
+        $this->assertEquals("return_var", $return_var);
+    }
+    
     /**
      * Workaround for Mockery's issue 268.
      *