diff --git a/tests/phpunit/ConfigTest.php b/tests/phpunit/ConfigTest.php
index a21b38e..0cc03f7 100644
--- a/tests/phpunit/ConfigTest.php
+++ b/tests/phpunit/ConfigTest.php
@@ -29,13 +29,13 @@
  */
 class ConfigTest extends LinkTitles\TestCase {
 
-  public function testParseOnEdit() {
-    $this->setMwGlobals( [
-      'wgLinkTitlesParseOnEdit' => true,
-      'wgLinkTitlesParseOnRender' => false
-    ] );
-    $config = new LinkTitles\Config();
-    global $wgLinkTitlesParseOnEdit;
-    $this->assertSame( $config->parseOnEdit, $wgLinkTitlesParseOnEdit );
-  }
+	public function testParseOnEdit() {
+		$this->setMwGlobals( [
+			'wgLinkTitlesParseOnEdit' => true,
+			'wgLinkTitlesParseOnRender' => false
+		] );
+		$config = new LinkTitles\Config();
+		global $wgLinkTitlesParseOnEdit;
+		$this->assertSame( $config->parseOnEdit, $wgLinkTitlesParseOnEdit );
+	}
 }
diff --git a/tests/phpunit/ExtensionTest.php b/tests/phpunit/ExtensionTest.php
index e6f8369..bcd40a7 100644
--- a/tests/phpunit/ExtensionTest.php
+++ b/tests/phpunit/ExtensionTest.php
@@ -26,87 +26,87 @@
  */
 class ExtensionTest extends LinkTitles\TestCase {
 
-  /**
+	/**
 	 * @dataProvider provideParseOnEditData
-   */
-  public function testParseOnEdit( $parseOnEdit, $input, $expectedOutput) {
-    $this->setMwGlobals( [
-      'wgLinkTitlesParseOnEdit' => $parseOnEdit,
-      'wgLinkTitlesParseOnRender' => !$parseOnEdit
-    ] );
-    $pageId = $this->insertPage( 'test page', $input )['id'];
-    $page = WikiPage::newFromId( $pageId );
-    $this->assertSame( $expectedOutput, self::getPageText( $page ) );
-  }
+	 */
+	public function testParseOnEdit( $parseOnEdit, $input, $expectedOutput) {
+		$this->setMwGlobals( [
+			'wgLinkTitlesParseOnEdit' => $parseOnEdit,
+			'wgLinkTitlesParseOnRender' => !$parseOnEdit
+		] );
+		$pageId = $this->insertPage( 'test page', $input )['id'];
+		$page = WikiPage::newFromId( $pageId );
+		$this->assertSame( $expectedOutput, self::getPageText( $page ) );
+	}
 
-  public function provideParseOnEditData() {
-    return [
-      [
-        true, // parseOnEdit
-        'This page should link to the link target but not to test page',
-        'This page should link to the [[link target]] but not to test page'
-      ],
-      [
-        false, // parseOnEdit
-        'This page should *not* link to the link target',
-        'This page should *not* link to the link target'
-      ],
-      [
-        true, // parseOnEdit
-        'With __NOAUTOLINKS__, this page should not link to the link target',
-        'With __NOAUTOLINKS__, this page should not link to the link target'
-      ],
-    ];
-  }
+	public function provideParseOnEditData() {
+		return [
+			[
+				true, // parseOnEdit
+				'This page should link to the link target but not to test page',
+				'This page should link to the [[link target]] but not to test page'
+			],
+			[
+				false, // parseOnEdit
+				'This page should *not* link to the link target',
+				'This page should *not* link to the link target'
+			],
+			[
+				true, // parseOnEdit
+				'With __NOAUTOLINKS__, this page should not link to the link target',
+				'With __NOAUTOLINKS__, this page should not link to the link target'
+			],
+		];
+	}
 
 
-  /**
+	/**
 	 * @dataProvider provideParseOnRenderData
-   */
-  public function testParseOnRender( $parseOnRender, $input, $expectedOutput) {
-    $this->setMwGlobals( [
-      'wgLinkTitlesParseOnEdit' => false, // do not modify the page as we create it
-      'wgLinkTitlesParseOnRender' => $parseOnRender
-    ] );
-    $title = $this->insertPage( 'test page', $input )['title'];
-    $page = new WikiPage( $title );
-    $output = $page->getParserOutput( new ParserOptions(), null, true );
-    $lines = explode( "\n", $output->getText() );
-    $this->assertRegexp( $expectedOutput, $lines[0] );
-  }
+	 */
+	public function testParseOnRender( $parseOnRender, $input, $expectedOutput) {
+		$this->setMwGlobals( [
+			'wgLinkTitlesParseOnEdit' => false, // do not modify the page as we create it
+			'wgLinkTitlesParseOnRender' => $parseOnRender
+		] );
+		$title = $this->insertPage( 'test page', $input )['title'];
+		$page = new WikiPage( $title );
+		$output = $page->getParserOutput( new ParserOptions(), null, true );
+		$lines = explode( "\n", $output->getText() );
+		$this->assertRegexp( $expectedOutput, $lines[0] );
+	}
 
-  public function provideParseOnRenderData() {
-    return [
-      [
-        true, // parseOnRender
-        'This page should link to the link target but not to the test page',
-        '_This page should link to the <a href=[^>]+>link target</a> but not to the test page_'
-      ],
-      [
-        false, // parseOnRender
-        'This page should not link to the link target',
-        '_This page should not link to the link target_'
-      ],
-      [
-        true, // parseOnRender
-        '__NOAUTOLINKS__With noautolinks magic word, this page should not link to the link target',
-        '_With noautolinks magic word, this page should not link to the link target_'
-      ],
-      [
-        true, // parseOnRender
-        '__NOAUTOLINKS__With noautolinks magic word, <autolinks>link target in autolinks tag</autolinks> should be linked',
-        '_With noautolinks magic word, <a href=[^>]+>link target</a> in autolinks tag should be linked_'
-      ],
-      [
-        true, // parseOnRender
-        '<noautolinks>In a noautolinks tag, link target should NOT be linked</noautolinks>',
-        '_In a noautolinks tag, link target should NOT be linked_'
-      ],
-      [
-        true, // parseOnRender
-        '<noautolinks>In a noautolinks tag, <autolinks>link target in autolinks tag</autolinks> should be linked</noautolinks>',
-        '_In a noautolinks tag, <a href=[^>]+>link target</a> in autolinks tag should be linked_'
-      ],
-    ];
-  }
+	public function provideParseOnRenderData() {
+		return [
+			[
+				true, // parseOnRender
+				'This page should link to the link target but not to the test page',
+				'_This page should link to the <a href=[^>]+>link target</a> but not to the test page_'
+			],
+			[
+				false, // parseOnRender
+				'This page should not link to the link target',
+				'_This page should not link to the link target_'
+			],
+			[
+				true, // parseOnRender
+				'__NOAUTOLINKS__With noautolinks magic word, this page should not link to the link target',
+				'_With noautolinks magic word, this page should not link to the link target_'
+			],
+			[
+				true, // parseOnRender
+				'__NOAUTOLINKS__With noautolinks magic word, <autolinks>link target in autolinks tag</autolinks> should be linked',
+				'_With noautolinks magic word, <a href=[^>]+>link target</a> in autolinks tag should be linked_'
+			],
+			[
+				true, // parseOnRender
+				'<noautolinks>In a noautolinks tag, link target should NOT be linked</noautolinks>',
+				'_In a noautolinks tag, link target should NOT be linked_'
+			],
+			[
+				true, // parseOnRender
+				'<noautolinks>In a noautolinks tag, <autolinks>link target in autolinks tag</autolinks> should be linked</noautolinks>',
+				'_In a noautolinks tag, <a href=[^>]+>link target</a> in autolinks tag should be linked_'
+			],
+		];
+	}
 }
diff --git a/tests/phpunit/LinkerTest.php b/tests/phpunit/LinkerTest.php
index 6314185..b98fc04 100644
--- a/tests/phpunit/LinkerTest.php
+++ b/tests/phpunit/LinkerTest.php
@@ -41,11 +41,11 @@ class LinkTitlesLinkerTest extends LinkTitles\TestCase {
 		parent::setUp(); // call last to have the Targets object invalidated after inserting the page
 	}
 
-  public function addDBData() {
+	public function addDBData() {
 		$this->title = $this->insertPage( 'source page', 'This page is the test page' )['title'];
-    $this->insertPage( 'link target', 'This page serves as a link target' );
+		$this->insertPage( 'link target', 'This page serves as a link target' );
 		parent::addDBDataOnce(); // call parent after adding page to have targets invalidated
-  }
+	}
 
 	/**
 	 * @dataProvider provideTestTitleWithNumberData
@@ -54,8 +54,8 @@ class LinkTitlesLinkerTest extends LinkTitles\TestCase {
 		$config = new LinkTitles\Config();
 		$config->wordStartOnly = true;
 		$config->wordEndOnly = true;
-    $this->insertPage( 'numbered-1', 'This page serves as a link target with a numbered title' );
-    $this->insertPage( 'numbered-101', 'This page serves as a link target with a numbered title' );
+		$this->insertPage( 'numbered-1', 'This page serves as a link target with a numbered title' );
+		$this->insertPage( 'numbered-101', 'This page serves as a link target with a numbered title' );
 		parent::addDBDataOnce(); // call parent after adding page to have targets invalidated
 		$source = LinkTitles\Source::createFromTitleAndText( $this->title, $input, $config );
 		$linker = new LinkTitles\Linker( $config );
@@ -294,7 +294,7 @@ class LinkTitlesLinkerTest extends LinkTitles\TestCase {
 		$config = new LinkTitles\Config();
 		$config->targetNamespaces = $namespaces;
 
-	 	$ns = 4000;
+		$ns = 4000;
 		$nsText = 'customnamespace';
 		$this->mergeMwGlobalArrayValue( 'wgExtraNamespaces', [ $ns => $nsText ] );
 
@@ -316,16 +316,16 @@ class LinkTitlesLinkerTest extends LinkTitles\TestCase {
 
 	public function provideLinkContentNamespacesData() {
 		return [
-	 		[
-	 			[], // namespaces
-	 			'With targetNamespaces = [], page in custom namespace should not be linked',
-	 			'With targetNamespaces = [], page in custom namespace should not be linked'
-	 		],
-	 		[
-	 			[ 4000 ], // namespaces
-	 			'With targetNamespaces = [ 4000 ], page in custom namespace should be linked',
-	 			'With targetNamespaces = [ 4000 ], page [[customnamespace:In custom namespace|in custom namespace]] should be linked'
-	 		],
+			[
+				[], // namespaces
+				'With targetNamespaces = [], page in custom namespace should not be linked',
+				'With targetNamespaces = [], page in custom namespace should not be linked'
+			],
+			[
+				[ 4000 ], // namespaces
+				'With targetNamespaces = [ 4000 ], page in custom namespace should be linked',
+				'With targetNamespaces = [ 4000 ], page [[customnamespace:In custom namespace|in custom namespace]] should be linked'
+			],
 		];
 	}
 }
diff --git a/tests/phpunit/TestCase.php b/tests/phpunit/TestCase.php
index 5ed7dd6..e41fbde 100644
--- a/tests/phpunit/TestCase.php
+++ b/tests/phpunit/TestCase.php
@@ -22,22 +22,22 @@
 namespace LinkTitles;
 
 abstract class TestCase extends \MediaWikiTestCase {
-  protected function setUp() {
-    parent::setUp();
-  }
+	protected function setUp() {
+		parent::setUp();
+	}
 
-  protected function tearDown() {
-    parent::tearDown();
-  }
+	protected function tearDown() {
+		parent::tearDown();
+	}
 
-  public function addDBDataOnce() {
-    parent::addDBDataOnce();
-    $this->insertPage( 'link target', 'This page serves as a link target' );
-    Targets::invalidate(); // force re-querying the pages table
-  }
+	public function addDBDataOnce() {
+		parent::addDBDataOnce();
+		$this->insertPage( 'link target', 'This page serves as a link target' );
+		Targets::invalidate(); // force re-querying the pages table
+	}
 
-  protected function getPageText( \WikiPage $page ) {
-    $content = $page->getContent();
-    return $page->getContentHandler()->serializeContent( $content );
-  }
+	protected function getPageText( \WikiPage $page ) {
+		$content = $page->getContent();
+		return $page->getContentHandler()->serializeContent( $content );
+	}
 }