graphQlMutation($query); $this->assertArrayHasKey('testItem', $response); $testItem = $response['testItem']; $this->assertArrayHasKey('integer_list', $testItem); $this->assertEquals([4, 5, 6], $testItem['integer_list']); } /** */ public function testMutationIsNotAllowedViaGetRequest() { $this->expectException(\Exception::class); $this->expectExceptionMessage('Mutation requests allowed only for POST requests'); $id = 3; $query = <<graphQlQuery($query, [], '', []); } }