1 | import unittest
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2 | from tudelft.utilities.immutablelist.ArrayListSet import ArrayListSet
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3 |
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4 | class ArrayListTest (unittest.TestCase) :
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5 |
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6 | def setUp(self):
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7 | self.set = ArrayListSet[str]()
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8 | self.setReverse = ArrayListSet[str]()
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9 |
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10 | self.set.append("a");
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11 | self.set.append("b");
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12 | self.setReverse.append("b");
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13 | self.setReverse.append("a");
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14 |
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15 | def testContains(self):
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16 | self.assertTrue("a" in self.set)
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17 | self.assertFalse("c" in self.set)
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18 |
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19 | def testEquality(self):
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20 | self.assertEqual(self.set, self.setReverse)
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21 |
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22 | def testHashCodeInsensitiveToOrder(self):
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23 | self.assertEqual(hash(self.set), hash(self.setReverse))
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24 |
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25 | def testAdd(self):
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26 | self.assertEqual(2, len(self.set))
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27 | self.set.append("a")
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28 | self.assertEqual(2, len(self.set))
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29 | self.set.append("c")
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30 | self.assertEqual(3, len(self.set))
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31 |
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32 |
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33 | def testRemove(self) :
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34 | self.assertEqual(2, len(self.set))
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35 | self.set.remove("a")
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36 | self.assertEqual(1, len(self.set))
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37 |
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38 | def testAddAt(self) :
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39 | self.set.insert(1, "a"); # nothing happens, a already in set.
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40 | self.assertEqual(2, len(self.set))
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41 | self.set.insert(1, "c");
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42 | self.assertEqual("c", self.set[1])
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43 |
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44 | def testExtend(self):
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45 | self.set.extend(['p','q']);
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46 | self.assertEqual(4, len(self.set))
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47 | self.set.extend(['p','r']);
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48 | self.assertEqual(5, len(self.set))
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49 |
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50 | def testHash(self):
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51 | self.assertEqual(hash(self.set), hash(self.setReverse)) |
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