refactor: Add void return type to PHPUnit test methods

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

1 files changed, 3 insertions, 3 deletions

diff --git a/tests/lib/AppFramework/Http/OutputTest.php b/tests/lib/AppFramework/Http/OutputTest.php
index cad49ae77ba..58b17c08141 100644
--- a/tests/lib/AppFramework/Http/OutputTest.php
+++ b/tests/lib/AppFramework/Http/OutputTest.php
@@ -9,19 +9,19 @@ namespace Test\AppFramework\Http;
 use OC\AppFramework\Http\Output;
 
 class OutputTest extends \Test\TestCase {
-	public function testSetOutput() {
+	public function testSetOutput(): void {
 		$this->expectOutputString('foo');
 		$output = new Output('');
 		$output->setOutput('foo');
 	}
 
-	public function testSetReadfile() {
+	public function testSetReadfile(): void {
 		$this->expectOutputString(file_get_contents(__FILE__));
 		$output = new Output('');
 		$output->setReadfile(__FILE__);
 	}
 
-	public function testSetReadfileStream() {
+	public function testSetReadfileStream(): void {
 		$this->expectOutputString(file_get_contents(__FILE__));
 		$output = new Output('');
 		$output->setReadfile(fopen(__FILE__, 'r'));