fixup! adjust tests

Signed-off-by: Christian Hartmann <chris-hartmann@gmx.de>

Author: Chartman123

tests/Unit/Service/SubmissionServiceTest.php

@@ -163,6 +163,11 @@ public function testGetSubmissions() {
 			->with(5)
 			->willReturn([$submission_1, $submission_2]);
 
+		$this->submissionMapper->expects($this->once())
+			->method('findByFormAndUser')
+			->with(5, 'someOtherUser')
+			->willReturn([$submission_2]);
+
 		$this->answerMapper->expects($this->any())
 			->method('findBySubmission')
 			->will($this->returnValueMap([
@@ -202,7 +207,10 @@ public function testGetSubmissions() {
 			]
 		];
 
+		// All submissions
 		$this->assertEquals($expected, $this->submissionService->getSubmissions(5));
+		// Only submissions for a single user
+		$this->assertEquals([$expected[1]], $this->submissionService->getSubmissions(5, 'someOtherUser'));
 	}
 
 	public function dataWriteFileToCloud() {