public function testGetPathPrefixByRootLocationId()
{
$rootLocationId = 123;
$rootLocation = new Location(array('id' => $rootLocationId));
$pathPrefix = '/foo/bar';
$rootUrlAlias = new URLAlias(array('path' => $pathPrefix));
$this->locationService->expects($this->once())->method('loadLocation')->with($rootLocationId)->will($this->returnValue($rootLocation));
$this->urlAliasService->expects($this->once())->method('reverseLookup')->with($rootLocation)->will($this->returnValue($rootUrlAlias));
$this->assertSame($pathPrefix, $this->urlAliasGenerator->getPathPrefixByRootLocationId($rootLocationId));
}