public function testGetDefaultValueAsString($defaultValue, $expectedValue)
{
$content = "<?php function myMethod(\$var = {$defaultValue}) {}";
$reflector = new FunctionReflector(new StringSourceLocator($content));
$functionInfo = $reflector->reflect('myMethod');
$paramInfo = $functionInfo->getParameter('var');
$this->assertSame($expectedValue, $paramInfo->getDefaultValueAsString());
}