SensioLabs\DeprecationDetector\Configuration\Configuration::isSimpleOutput PHP Method

    public function isSimpleOutput()
    {
        return $this->output === 'simple';
    }

 public function testConfiguration()
 {
     $configuration = new Configuration('path/to/rule_set', 'path/to/container.xml', true, 'path/to/cache/dir/', '', true, true, 'html.log', null);
     $this->assertEquals('path/to/rule_set', $configuration->ruleSet());
     $this->assertEquals('path/to/container.xml', $configuration->containerPath());
     $this->assertTrue($configuration->useCachedRuleSet());
     $this->assertEquals('path/to/cache/dir/', $configuration->ruleSetCacheDir());
     $this->assertEquals('', $configuration->filteredMethodCalls());
     $this->assertTrue($configuration->failOnDeprecation());
     $this->assertTrue($configuration->isVerbose());
     $this->assertEquals('html.log', $configuration->logHtml());
     $this->assertNull(null, $configuration->isSimpleOutput());
 }