1 files changed, 72 insertions, 0 deletions
diff --git a/www/wiki/tests/phpunit/includes/specials/SpecialPageTestBase.php b/www/wiki/tests/phpunit/includes/specials/SpecialPageTestBase.php
new file mode 100644
index 00000000..274a23c4
--- /dev/null
+++ b/www/wiki/tests/phpunit/includes/specials/SpecialPageTestBase.php
@@ -0,0 +1,72 @@
+<?php
+
+/**
+ * Base class for testing special pages.
+ *
+ * @since 1.26
+ *
+ * @license GNU GPL v2+
+ * @author Jeroen De Dauw < jeroendedauw@gmail.com >
+ * @author Daniel Kinzler
+ * @author Addshore
+ * @author Thiemo Kreuz
+ */
+abstract class SpecialPageTestBase extends MediaWikiTestCase {
+
+	private $obLevel;
+
+	protected function setUp() {
+		parent::setUp();
+
+		$this->obLevel = ob_get_level();
+	}
+
+	protected function tearDown() {
+		$obLevel = ob_get_level();
+
+		while ( ob_get_level() > $this->obLevel ) {
+			ob_end_clean();
+		}
+
+		if ( $obLevel !== $this->obLevel ) {
+			$this->fail(
+				"Test changed output buffer level: was {$this->obLevel} before test, but $obLevel after test."
+			);
+		}
+
+		parent::tearDown();
+	}
+
+	/**
+	 * Returns a new instance of the special page under test.
+	 *
+	 * @return SpecialPage
+	 */
+	abstract protected function newSpecialPage();
+
+	/**
+	 * @param string $subPage The subpage parameter to call the page with
+	 * @param WebRequest|null $request Web request that may contain URL parameters, etc
+	 * @param Language|string|null $language The language which should be used in the context
+	 * @param User|null $user The user which should be used in the context of this special page
+	 *
+	 * @throws Exception
+	 * @return array [ string, WebResponse ] A two-elements array containing the HTML output
+	 * generated by the special page as well as the response object.
+	 */
+	protected function executeSpecialPage(
+		$subPage = '',
+		WebRequest $request = null,
+		$language = null,
+		User $user = null
+	) {
+		return ( new SpecialPageExecutor() )->executeSpecialPage(
+			$this->newSpecialPage(),
+			$subPage,
+			$request,
+			$language,
+			$user
+		);
+	}
+
+}