/**
* @test
* @dataProvider getSomeEvaluationTestValues
* @param string $comparison
* @param boolean $expected
*/
public function testSomeEvaluations($comparison, $expected, $variables = array())
{
$parser = new BooleanParser();
$this->assertEquals($expected, BooleanNode::convertToBoolean($parser->evaluate($comparison, $variables), $this->renderingContext), 'Expression: ' . $comparison);
$compiledEvaluation = $parser->compile($comparison);
$functionName = 'expression_' . md5($comparison . rand(0, 100000));
eval('function ' . $functionName . '($context) {return ' . $compiledEvaluation . ';}');
$this->assertEquals($expected, BooleanNode::convertToBoolean($functionName($variables), $this->renderingContext), 'compiled Expression: ' . $compiledEvaluation);
}
/**
* @param RenderingContextInterface $renderingContext
* @param string $expression
* @param array $matches
* @return mixed
*/
public static function evaluateExpression(RenderingContextInterface $renderingContext, $expression, array $matches)
{
$parts = preg_split('/([\\?:])/s', $expression);
$parts = array_map(array(__CLASS__, 'trimPart'), $parts);
list($check, $then, $else) = $parts;
$checkResult = Parser\SyntaxTree\BooleanNode::convertToBoolean(parent::getTemplateVariableOrValueItself($check, $renderingContext));
if ($checkResult) {
return parent::getTemplateVariableOrValueItself($then, $renderingContext);
} else {
return parent::getTemplateVariableOrValueItself($else, $renderingContext);
}
}
/**
* @test
*/
public function convertToBooleanProperlyConvertsObjects()
{
$this->assertFalse(BooleanNode::convertToBoolean(NULL, $this->renderingContext));
$this->assertTrue(BooleanNode::convertToBoolean(new \stdClass(), $this->renderingContext));
}
/**
* @test
*/
public function convertToBooleanProperlyConvertsObjects()
{
$this->assertFalse(BooleanNode::convertToBoolean(NULL));
$this->assertTrue(BooleanNode::convertToBoolean(new \stdClass()));
}