add tests for discovery service

Signed-off-by: Bjoern Schiessle <bjoern@schiessle.org>

lib/private/OCS/DiscoveryService.php

@@ -94,7 +94,7 @@ class DiscoveryService implements IDiscoveryService {
 	 * @param $service
 	 * @return array
 	 */
-	private function getEndpoints($decodedServices, $service) {
+	protected function getEndpoints($decodedServices, $service) {
 
 		$discoveredServices = [];
 
@@ -118,8 +118,8 @@ class DiscoveryService implements IDiscoveryService {
 	 * @param string $url
 	 * @return bool
 	 */
-	private function isSafeUrl($url) {
-		return (bool)preg_match('/^[\/\.A-Za-z0-9]+$/', $url);
+	protected function isSafeUrl($url) {
+		return (bool)preg_match('/^[\/\.\-A-Za-z0-9]+$/', $url);
 	}
 
 }

tests/lib/OCS/DiscoveryServiceTest.php

@@ -0,0 +1,99 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Bjoern Schiessle <bjoern@schiessle.org>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+namespace Test\OCS;
+
+
+use OC\OCS\DiscoveryService;
+use OCP\Http\Client\IClientService;
+use OCP\ICacheFactory;
+use OCP\OCS\IDiscoveryService;
+use Test\TestCase;
+
+class DiscoveryServiceTest extends TestCase {
+
+	/** @var  \PHPUnit_Framework_MockObject_MockObject | ICacheFactory */
+	private $cacheFactory;
+
+	/** @var  \PHPUnit_Framework_MockObject_MockObject | IClientService */
+	private $clientService;
+
+	/** @var  IDiscoveryService */
+	private $discoveryService;
+
+	public function setUp() {
+		parent::setUp();
+
+		$this->cacheFactory = $this->getMockBuilder(ICacheFactory::class)->getMock();
+		$this->clientService = $this->getMockBuilder(IClientService::class)->getMock();
+
+		$this->discoveryService = new DiscoveryService(
+			$this->cacheFactory,
+			$this->clientService
+		);
+	}
+
+	/**
+	 * @dataProvider dataTestIsSafeUrl
+	 *
+	 * @param string $url
+	 * @param bool $expected
+	 */
+	public function testIsSafeUrl($url, $expected) {
+		$result = $this->invokePrivate($this->discoveryService, 'isSafeUrl', [$url]);
+		$this->assertSame($expected, $result);
+	}
+
+	public function dataTestIsSafeUrl() {
+		return [
+			['api/ocs/v1.php/foo', true],
+			['/api/ocs/v1.php/foo', true],
+			['api/ocs/v1.php/foo/', true],
+			['api/ocs/v1.php/foo-bar/', true],
+			['api/ocs/v1:php/foo', false],
+			['api/ocs/<v1.php/foo', false],
+			['api/ocs/v1.php>/foo', false],
+		];
+	}
+
+	/**
+	 * @dataProvider dataTestGetEndpoints
+	 *
+	 * @param array $decodedServices
+	 * @param string $service
+	 * @param array $expected
+	 */
+	public function testGetEndpoints($decodedServices, $service, $expected) {
+		$result = $this->invokePrivate($this->discoveryService, 'getEndpoints', [$decodedServices, $service]);
+		$this->assertSame($expected, $result);
+	}
+
+	public function dataTestGetEndpoints() {
+		return [
+			[['services' => ['myService' => ['endpoints' => []]]], 'myService', []],
+			[['services' => ['myService' => ['endpoints' => ['foo' => '/bar']]]], 'myService', ['foo' => '/bar']],
+			[['services' => ['myService' => ['endpoints' => ['foo' => '/bar']]]], 'anotherService', []],
+			[['services' => ['myService' => ['endpoints' => ['foo' => '/bar</foo']]]], 'myService', []],
+		];
+	}
+
+}