import unittest
import lesscpy.lessc.utility as utility

class TestUtility(unittest.TestCase):  
    def testanalyze(self):
        test = utility.analyze_number
        self.assertEqual((0, None), test('0'))
        self.assertEqual((1, None), test('1'))
        self.assertEqual(type(test('1')[0]), int)
        self.assertEqual(type(test('-1')[0]), int)
        self.assertEqual((1.0, None), test('1.0'))
        self.assertEqual(type(test('-1.0')[0]), float)
        self.assertEqual((0, 'px'), test('0px'))
        self.assertEqual((1, 'px'), test('1px'))
        self.assertEqual((1.0, 'px'), test('1.0px'))
        self.assertEqual((0, 'px'), test('-0px'))
        self.assertEqual((-1, 'px'), test('-1px'))
        self.assertEqual(type(test('-1px')[0]), int)
        self.assertEqual((-1.0, 'px'), test('-1.0px'))
        self.assertEqual(type(test('-1.0px')[0]), float)
        self.assertRaises(SyntaxError, test, 'gg')
        self.assertRaises(SyntaxError, test, '-o')
        self.assertRaises(SyntaxError, test, '')
        
    def testis_color(self):
        test = utility.is_color
        self.assertTrue(test('#123'))
        self.assertTrue(test('#123456'))
        self.assertTrue(test('#Df3'))
        self.assertTrue(test('#AbCdEf'))
        self.assertFalse(test('#AbCdEg'))
        self.assertFalse(test('#h12345'))
        self.assertFalse(test('#12345'))
        self.assertFalse(test('AbCdEf'))
        self.assertFalse(test(''))
        self.assertFalse(test(False))
        self.assertFalse(test([]))
        
    def testis_variable(self):
        test = utility.is_variable
        self.assertTrue(test('@var'))
        self.assertTrue(test('-@var'))
        self.assertFalse(test('var'))
        self.assertFalse(test(''))
        self.assertFalse(test(False))
        self.assertFalse(test([]))
        
if __name__ == '__main__':
    unittest.main()