def test_compress(self):
assert ref.compress('') == ''
assert ref.compress('a1') == 'a1'
assert ref.compress('a1[3:5]') == 'a1[3:5]'
assert ref.compress('a1[3:5+6:7]') == 'a1[3:5+6:7]'
assert ref.compress('a1[3:5]+a1[6:7]') == 'a1[3:5+6:7]'
assert ref.compress('a1[3:5]+a1') == 'a1[3:5]+a1'
assert ref.compress('a1+a1[6:7]') == 'a1+a1[6:7]'
assert ref.compress('a1[3:5]+a1[5:7]') == 'a1[3:5+5:7]'
assert ref.compress('a1[3:5]+a2[6:7]') == 'a1[3:5]+a2[6:7]'
assert ref.compress('a1[3:5]+a2[6:7]+a1[5:6]') == 'a1[3:5]+a2[6:7]+a1[5:6]'
assert ref.compress('a1[3:5]+a1[6:7],a1[1:2,2:3]') == 'a1[3:5+6:7,1:2,2:3]'
assert ref.compress('a1 a2 a3') == 'a1 a2 a3'
assert ref.compress('a1[1:2]+[2:3]') == 'a1[1:2]+[2:3]'
def test_compress(self):
self.assertEqual(ref.compress(''), '')
self.assertEqual(ref.compress('a1'),
'a1')
self.assertEqual(ref.compress('a1[3:5]'),
'a1[3:5]')
self.assertEqual(ref.compress('a1[3:5+6:7]'),
'a1[3:5+6:7]')
self.assertEqual(ref.compress('a1[3:5]+a1[6:7]'),
'a1[3:5+6:7]')
self.assertEqual(ref.compress('a1[3:5]+a1'),
'a1[3:5]+a1')
self.assertEqual(ref.compress('a1+a1[6:7]'),
'a1+a1[6:7]')
self.assertEqual(ref.compress('a1[3:5]+a1[5:7]'),
'a1[3:5+5:7]')
self.assertEqual(ref.compress('a1[3:5]+a2[6:7]'),
'a1[3:5]+a2[6:7]')
self.assertEqual(ref.compress('a1[3:5]+a2[6:7]+a1[5:6]'),
'a1[3:5]+a2[6:7]+a1[5:6]')
self.assertEqual(ref.compress('a1[3:5]+a1[6:7],a1[1:2,2:3]'),
'a1[3:5+6:7,1:2,2:3]')
self.assertEqual(ref.compress('a1 a2 a3'),
'a1 a2 a3')
self.assertEqual(ref.compress('a1[1:2]+[2:3]'),
'a1[1:2]+[2:3]')
