public function testImplements() { $exception = new BatchRequestException(); $this->assertEquals('At least one request is failed', $exception->getMessage()); $this->assertAttributeEquals(null, 'results', $exception); $this->assertEquals(null, $exception->getResults()); $results = ['value' => 1]; $exception->setResults($results); $this->assertAttributeEquals($results, 'results', $exception); $this->assertEquals($results, $exception->getResults()); }