[tests] Add missing tests for Predis\Option\ClientReplication.

tests/Predis/Option/ClientReplicationTest.php

@@ -0,0 +1,101 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) Daniele Alessandri <suppakilla@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Option;
+
+use \PHPUnit_Framework_TestCase as StandardTestCase;
+
+/**
+ *
+ */
+class ClientReplicationTest extends StandardTestCase
+{
+    /**
+     * @group disconnected
+     */
+    public function testValidationAcceptsFQNStringAsInitializer()
+    {
+        $replicationClass = get_class($this->getMock('Predis\Connection\ReplicationConnectionInterface'));
+
+        $options = $this->getMock('Predis\Option\ClientOptionsInterface');
+        $option = new ClientReplication();
+
+        $replication = $option->filter($options, $replicationClass);
+
+        $this->assertInstanceOf('Predis\Connection\ReplicationConnectionInterface', $replication);
+    }
+
+    /**
+     * @group disconnected
+     */
+    public function testValidationAcceptsBooleanValue()
+    {
+        $options = $this->getMock('Predis\Option\ClientOptionsInterface');
+        $option = new ClientReplication();
+
+        $replication = $option->filter($options, true);
+        $this->assertInstanceOf('Predis\Connection\ReplicationConnectionInterface', $replication);
+
+        $replication = $option->filter($options, false);
+        $this->assertNull($replication);
+    }
+
+    /**
+     * @group disconnected
+     */
+    public function testValidationAcceptsCallableObjectAsInitializers()
+    {
+        $value = $this->getMock('Predis\Connection\ReplicationConnectionInterface');
+
+        $options = $this->getMock('Predis\Option\ClientOptionsInterface');
+        $option = new ClientReplication();
+
+        $initializer = $this->getMock('stdClass', array('__invoke'));
+        $initializer->expects($this->once())
+                    ->method('__invoke')
+                    ->with($this->isInstanceOf('Predis\Option\ClientOptionsInterface'), $option)
+                    ->will($this->returnValue($value));
+
+        $replication = $option->filter($options, $initializer, $option);
+
+        $this->assertInstanceOf('Predis\Connection\ReplicationConnectionInterface', $replication);
+        $this->assertSame($value, $replication);
+    }
+
+    /**
+     * @group disconnected
+     * @expectedException InvalidArgumentException
+     */
+    public function testValidationThrowsExceptionOnInvalidObjectReturnedByCallback()
+    {
+        $value = function ($options) {
+            return new \stdClass();
+        };
+
+        $options = $this->getMock('Predis\Option\ClientOptionsInterface');
+        $option = new ClientReplication();
+
+        $option->filter($options, $value);
+    }
+
+    /**
+     * @group disconnected
+     * @expectedException InvalidArgumentException
+     */
+    public function testValidationThrowsExceptionOnInvalidClassTypes()
+    {
+        $connectionClass = get_class($this->getMock('Predis\Connection\SingleConnectionInterface'));
+        $options = $this->getMock('Predis\Option\ClientOptionsInterface');
+        $option = new ClientReplication();
+
+        $option->filter($options, $connectionClass);
+    }
+}