GitHub/interactive-coding-challenges
1
0
Fork 0
mirror of https://github.com/donnemartin/interactive-coding-challenges synced 2026-01-15 22:08:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

#273: Remove nose dependency for graphs_trees/ (#277)

Browse Source
This commit is contained in:
Donne Martin
2020-07-10 21:02:32 -04:00
committed by GitHub
parent 139e157250
commit abf7524c26
67 changed files with 860 additions and 1027 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
graphs_trees/min_heap/test_min_heap.py
View File

@@ -1,43 +1,43 @@
from nose.tools import assert_equal
import unittest
class TestMinHeap(object):
class TestMinHeap(unittest.TestCase):
def test_min_heap(self):
heap = MinHeap()
assert_equal(heap.peek_min(), None)
assert_equal(heap.extract_min(), None)
self.assertEqual(heap.peek_min(), None)
self.assertEqual(heap.extract_min(), None)
heap.insert(20)
assert_equal(heap.array[0], 20)
self.assertEqual(heap.array[0], 20)
heap.insert(5)
assert_equal(heap.array[0], 5)
assert_equal(heap.array[1], 20)
self.assertEqual(heap.array[0], 5)
self.assertEqual(heap.array[1], 20)
heap.insert(15)
assert_equal(heap.array[0], 5)
assert_equal(heap.array[1], 20)
assert_equal(heap.array[2], 15)
self.assertEqual(heap.array[0], 5)
self.assertEqual(heap.array[1], 20)
self.assertEqual(heap.array[2], 15)
heap.insert(22)
assert_equal(heap.array[0], 5)
assert_equal(heap.array[1], 20)
assert_equal(heap.array[2], 15)
assert_equal(heap.array[3], 22)
self.assertEqual(heap.array[0], 5)
self.assertEqual(heap.array[1], 20)
self.assertEqual(heap.array[2], 15)
self.assertEqual(heap.array[3], 22)
heap.insert(40)
assert_equal(heap.array[0], 5)
assert_equal(heap.array[1], 20)
assert_equal(heap.array[2], 15)
assert_equal(heap.array[3], 22)
assert_equal(heap.array[4], 40)
self.assertEqual(heap.array[0], 5)
self.assertEqual(heap.array[1], 20)
self.assertEqual(heap.array[2], 15)
self.assertEqual(heap.array[3], 22)
self.assertEqual(heap.array[4], 40)
heap.insert(3)
assert_equal(heap.array[0], 3)
assert_equal(heap.array[1], 20)
assert_equal(heap.array[2], 5)
assert_equal(heap.array[3], 22)
assert_equal(heap.array[4], 40)
assert_equal(heap.array[5], 15)
self.assertEqual(heap.array[0], 3)
self.assertEqual(heap.array[1], 20)
self.assertEqual(heap.array[2], 5)
self.assertEqual(heap.array[3], 22)
self.assertEqual(heap.array[4], 40)
self.assertEqual(heap.array[5], 15)
mins = []
while heap:
mins.append(heap.extract_min())
assert_equal(mins, [3, 5, 15, 20, 22, 40])
self.assertEqual(mins, [3, 5, 15, 20, 22, 40])
print('Success: test_min_heap')
@@ -47,4 +47,4 @@ def main():
if __name__ == '__main__':
main()
main()