from decimal import Decimal
from tudelft.utilities.immutablelist.Range import Range
import unittest


class RangeTest (unittest.TestCase) :
	r=Range(Decimal(900),Decimal(1800),Decimal(300))
	r1=Range(Decimal(900),Decimal(1800),Decimal(300))
	r2=Range(Decimal(300),Decimal(1800),Decimal(300))
	r3=Range(Decimal(900),Decimal(1100),Decimal(300))
	r4=Range(Decimal(900),Decimal(1800),Decimal(400))

	def testSmoke(self):
		Range(Decimal('1'), Decimal('2'), Decimal('0.1'))
		
		
	def testGet(self):
		r=Range(Decimal('1'), Decimal('2'), Decimal('0.1'))
		self.assertEqual(1, r.get(0))
		self.assertEqual(Decimal('1.1'), r.get(1))
		self.assertEqual(Decimal('2'), r.get(10))
	
	def testSize(self):
		r=Range(Decimal('1'), Decimal('2'), Decimal('0.1'))
		self.assertEqual(11, r.size())
		self.assertEqual(4, self.r.size())

	def testIterator(self):
		r=Range(Decimal('1'), Decimal('2'), Decimal('0.1'))
		self.assertTrue(Decimal('1') in r)
		self.assertTrue(Decimal('2') in r)
		self.assertFalse(Decimal('0.9') in r)
		self.assertFalse(Decimal('0.9999') in r)
		self.assertFalse(Decimal('1.22') in r)
		self.assertFalse(Decimal('2.1') in r)
		
	def testIterator2(self):
		r=Range(Decimal('1'), Decimal('2'), Decimal('0.1'))
		values=[v for v in r]
		print(values)
		
	
	def testStr(self):
		self.assertEqual('Range[900,1800,300]', repr(self.r))
		self.assertEqual('Range[900,1800,300]', str(self.r))
		
	def testHash(self):
		self.assertNotEqual(0,hash(self.r))
		self.assertEqual(hash(self.r), hash(self.r1))
		self.assertNotEqual(hash(self.r), hash(self.r2))
		self.assertNotEqual(hash(self.r), hash(self.r3))
		self.assertNotEqual(hash(self.r), hash(self.r4))
		
	def testEqual(self):
		self.assertEqual(self.r, self.r1)
		self.assertNotEqual(self.r, self.r2)
		
		
	def testContains(self):
		self.assertTrue( self.r.contains(900))		
		self.assertTrue( self.r.contains(1200))
		self.assertTrue( self.r.contains(1800))
		self.assertFalse( self.r.contains(2100))		
		self.assertFalse( self.r.contains(600))		
		self.assertFalse( self.r.contains(0))		
		
	def testIterable(self):
		self.assertEqual([Decimal('900'), Decimal('1200'), 
					Decimal('1500'), Decimal('1800')],
					list(iter(self.r)))