1 files changed, 30 insertions, 0 deletions
diff --git a/tests/support/TestHelpers.php b/tests/support/TestHelpers.php
new file mode 100644
index 0000000..e4fdff7
--- /dev/null
+++ b/tests/support/TestHelpers.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Jasny\Router;
+
+use PHPUnit_Framework_MockObject_Matcher_Invocation as Invocation;
+use PHPUnit_Framework_MockObject_MockObject as MockObject;
+
+/**
+ * Helper methods for PHPUnit tests
+ */
+trait TestHelpers
+{
+    /**
+     * Create mock for next callback
+     * 
+     * @param Invocation  $matcher
+     * @param array       $with     With arguments
+     * @param mixed       $return
+     * @return MockObject
+     */
+    protected function createCallbackMock(Invocation $matcher, $with = [], $return = null)
+    {
+        $callback = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock();
+        $callback->expects($matcher)->method('__invoke')
+            ->with(...$with)
+            ->willReturn($return);
+        
+        return $callback;
+    }
+}