Add CountWrapper

tests/NullWrapperTest.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Licensed under the MIT license:
+ * http://opensource.org/licenses/MIT
+ */
+
+namespace Icewind\Streams\Tests;
+
+class NullWrapperTest extends WrapperTest {
+
+	/**
+	 * @param resource $source
+	 * @return resource
+	 */
+	protected function wrapSource($source) {
+		return \Icewind\Streams\NullWrapper::wrap($source);
+	}
+
+	/**
+	 * @expectedException \BadMethodCallException
+	 */
+	public function testNoContext() {
+		stream_wrapper_register('null', '\Icewind\Streams\NullWrapper');
+		$context = stream_context_create(array());
+		try {
+			fopen('null://', 'r+', false, $context);
+			stream_wrapper_unregister('null');
+		} catch (\Exception $e) {
+			stream_wrapper_unregister('null');
+			throw $e;
+		}
+	}
+
+	/**
+	 * @expectedException \BadMethodCallException
+	 */
+	public function testNoSource() {
+		stream_wrapper_register('null', '\Icewind\Streams\NullWrapper');
+		$context = stream_context_create(array(
+			'null' => array(
+				'source' => 'bar'
+			)
+		));
+		try {
+			fopen('null://', 'r+', false, $context);
+		} catch (\Exception $e) {
+			stream_wrapper_unregister('null');
+			throw $e;
+		}
+	}
+
+	/**
+	 * @expectedException \BadMethodCallException
+	 */
+	public function testWrapInvalidSource() {
+		$this->wrapSource('foo');
+	}
+}