Add a test for ObjectStore\NoopScanner

tests/lib/files/objectstore/noopscanner.php

+<?php
+/**
+ * ownCloud
+ *
+ * @author Joas Schilling
+ * @copyright 2015 Joas Schilling nickvergessen@owncloud.com
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+namespace Test\Files\Cache;
+
+class NoopScanner extends \Test\TestCase {
+	/** @var \OC\Files\Storage\Storage $storage */
+	private $storage;
+
+	/** @var \OC\Files\ObjectStore\NoopScanner $scanner */
+	private $scanner;
+
+	protected function setUp() {
+		parent::setUp();
+
+		$this->storage = new \OC\Files\Storage\Temporary(array());
+		$this->scanner = new \OC\Files\ObjectStore\NoopScanner($this->storage);
+	}
+
+	function testFile() {
+		$data = "dummy file data\n";
+		$this->storage->file_put_contents('foo.txt', $data);
+
+		$this->assertEquals(
+			[],
+			$this->scanner->scanFile('foo.txt'),
+			'Asserting that no error occurred while scanFile()'
+		);
+	}
+
+	private function fillTestFolders() {
+		$textData = "dummy file data\n";
+		$imgData = file_get_contents(\OC::$SERVERROOT . '/core/img/logo.png');
+		$this->storage->mkdir('folder');
+		$this->storage->file_put_contents('foo.txt', $textData);
+		$this->storage->file_put_contents('foo.png', $imgData);
+		$this->storage->file_put_contents('folder/bar.txt', $textData);
+	}
+
+	function testFolder() {
+		$this->fillTestFolders();
+
+		$this->assertEquals(
+			[],
+			$this->scanner->scan(''),
+			'Asserting that no error occurred while scan()'
+		);
+	}
+
+	function testBackgroundScan() {
+		$this->fillTestFolders();
+		$this->storage->mkdir('folder2');
+		$this->storage->file_put_contents('folder2/bar.txt', 'foobar');
+
+		$this->assertEquals(
+			[],
+			$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW),
+			'Asserting that no error occurred while scan(SCAN_SHALLOW)'
+		);
+
+		$this->scanner->backgroundScan();
+
+		$this->assertTrue(
+			true,
+			'Asserting that no error occurred while backgroundScan()'
+		);
+	}
+}