public function testGetters() { $this->assertEquals('Time Server', $this->exercise->getName()); $this->assertEquals('Build a Time Server!', $this->exercise->getDescription()); $this->assertEquals(ExerciseType::CLI, $this->exercise->getType()); $this->assertInstanceOf(SolutionInterface::class, $this->exercise->getSolution()); $this->assertFileExists(realpath($this->exercise->getProblem())); $this->assertNull($this->exercise->tearDown()); }