def test_single(self):
trie = Trie()
trie.insert("magnum", 1337)
trie.insert("magnum", 21)
serialized = trie.serialize()
self.compare(serialized, """
magnum [1337, 21]
""")
self.assertEqual(len(serialized), 46)
def test_unicode(self):
trie = Trie()
trie.insert("hýždě", 0)
trie.insert("hárá", 1)
serialized = trie.serialize()
self.compare(serialized, """
h0xc3
0xbd
0xc5
| 0xbe
| d0xc4
| 0x9b
| [0]
0xa1
r0xc3
| 0xa1
| [1]
""")
self.assertEqual(len(serialized), 82)
def test_multiple(self):
trie = Trie()
trie.insert("math", 0)
trie.insert("math::vector", 1, lookahead_barriers=[4])
trie.insert("vector", 1)
trie.insert("math::range", 2)
trie.insert("range", 2)
trie.insert("math::min", 3)
trie.insert("min", 3)
trie.insert("math::max", 4)
trie.insert("max", 4)
trie.insert("math::minmax", 5)
trie.insert("minmax", 5)
trie.insert("math::vector::minmax", 6, lookahead_barriers=[4, 12])
trie.insert("vector::minmax", 6, lookahead_barriers=[6])
trie.insert("minmax", 6)
trie.insert("math::vector::min", 7)
trie.insert("vector::min", 7)
trie.insert("min", 7)
trie.insert("math::vector::max", 8)
trie.insert("vector::max", 8)
trie.insert("max", 8)
trie.insert("math::range::min", 9, lookahead_barriers=[4, 11])
trie.insert("range::min", 9, lookahead_barriers=[5])
trie.insert("min", 9)
trie.insert("math::range::max", 10)
trie.insert("range::max", 10)
trie.insert("max", 10)
serialized = trie.serialize()
self.compare(serialized, """
math [0]
||| :$
||| :vector [1]
||| | :$
||| | :min [7]
||| | | max [6]
||| | ax [8]
||| range [2]
||| | :$
||| | :min [9]
||| | ax [10]
||| min [3]
||| || max [5]
||| |ax [4]
||x [4, 8, 10]
|in [3, 7, 9]
|| max [5, 6]
vector [1]
| :$
| :min [7]
| | max [6]
| ax [8]
range [2]
| :$
| :min [9]
| ax [10]
""")
self.assertEqual(len(serialized), 340)
def test_empty(self):
trie = Trie()
serialized = trie.serialize()
self.compare(serialized, "")
self.assertEqual(len(serialized), 6)