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How to use _items method in autotest
Best Python code snippet using autotest_python
venmo_test.py
Source:venmo_test.py 
1"""2Unit tests of vemno3"""4# pylint: disable=protected-access,5import unittest6import sys7from src.config import LOGIN, LOGOUT, INVALID, CLEAR_CACHE8import os9from src.venmo import main10from src.venmo_api import wf11class TestVenmo(unittest.TestCase):12 """Unit tests of venmo"""13 def test_settings(self):14 """Test if settings are displayed properly"""15 wf._items = []16 sys.argv = ['venmo.py', '>']17 main(None)18 self.assertEqual(len(wf._items), 3)19 self.assertEqual(wf._items[0].title, LOGIN['title'])20 self.assertEqual(wf._items[1].title, LOGOUT['title'])21 self.assertEqual(wf._items[2].title, CLEAR_CACHE['title'])22 wf._items = []23 def test_invalid_options(self):24 """Test if invalid option items is displayed"""25 wf._items = []26 sys.argv = ['venmo.py', '> not here']27 main(None)28 self.assertEqual(len(wf._items), 1)29 self.assertEqual(wf._items[0].title, INVALID['title'])30 self.assertFalse(wf._items[0].valid)31 self.assertFalse(wf._items[0].arg)32 wf._items = []33 def test_login(self):34 """Test if login item is displayed"""35 sys.argv = ['venmo.py', '> login']36 main(None)37 self.assertEqual(len(wf._items), 1)38 self.assertEqual(wf._items[0].title, LOGIN['title'])39 self.assertEqual(wf._items[0].arg, LOGIN['arg'])40 self.assertTrue(wf._items[0].valid)41 wf._items = []42 sys.argv = ['venmo.py', '>login']43 main(None)44 self.assertEqual(len(wf._items), 1)45 self.assertEqual(wf._items[0].title, LOGIN['title'])46 self.assertEqual(wf._items[0].arg, LOGIN['arg'])47 self.assertTrue(wf._items[0].valid)48 wf._items = []49 sys.argv = ['venmo.py', '> login']50 main(None)51 self.assertEqual(len(wf._items), 1)52 self.assertEqual(wf._items[0].title, LOGIN['title'])53 self.assertEqual(wf._items[0].arg, LOGIN['arg'])54 self.assertTrue(wf._items[0].valid)55 wf._items = []56 sys.argv = ['venmo.py', '> Login']57 main(None)58 self.assertEqual(len(wf._items), 1)59 self.assertEqual(wf._items[0].title, LOGIN['title'])60 self.assertEqual(wf._items[0].arg, LOGIN['arg'])61 self.assertTrue(wf._items[0].valid)62 wf._items = []63 sys.argv = ['venmo.py', '> LOGIN']64 main(None)65 self.assertEqual(len(wf._items), 1)66 self.assertEqual(wf._items[0].title, LOGIN['title'])67 self.assertEqual(wf._items[0].arg, LOGIN['arg'])68 self.assertTrue(wf._items[0].valid)69 wf._items = []70 def test_logout(self):71 """Test if logout item is displayed properly"""72 wf._items = []73 sys.argv = ['venmo.py', '> logout']74 main(None)75 self.assertEqual(len(wf._items), 1)76 self.assertEqual(wf._items[0].title, LOGOUT['title'])77 self.assertEqual(wf._items[0].arg, LOGOUT['arg'])78 self.assertTrue(wf._items[0].valid)79 wf._items = []80 sys.argv = ['venmo.py', '>logout']81 main(None)82 self.assertEqual(len(wf._items), 1)83 self.assertEqual(wf._items[0].title, LOGOUT['title'])84 self.assertEqual(wf._items[0].arg, LOGOUT['arg'])85 self.assertTrue(wf._items[0].valid)86 wf._items = []87 sys.argv = ['venmo.py', '> logout']88 main(None)89 self.assertEqual(len(wf._items), 1)90 self.assertEqual(wf._items[0].title, LOGOUT['title'])91 self.assertEqual(wf._items[0].arg, LOGOUT['arg'])92 self.assertTrue(wf._items[0].valid)93 wf._items = []94 sys.argv = ['venmo.py', '> Logout']95 main(None)96 self.assertEqual(len(wf._items), 1)97 self.assertEqual(wf._items[0].title, LOGOUT['title'])98 self.assertEqual(wf._items[0].arg, LOGOUT['arg'])99 self.assertTrue(wf._items[0].valid)100 wf._items = []101 sys.argv = ['venmo.py', '> LOGOUT']102 main(None)103 self.assertEqual(len(wf._items), 1)104 self.assertEqual(wf._items[0].title, LOGOUT['title'])105 self.assertEqual(wf._items[0].arg, LOGOUT['arg'])106 self.assertTrue(wf._items[0].valid)107 wf._items = []108 def test_clear_cache(self):109 """Test if clear cache item is displayed properly"""110 wf._items = []111 sys.argv = ['venmo.py', '> cl']112 main(None)113 self.assertEqual(len(wf._items), 1)114 self.assertEqual(wf._items[0].title, CLEAR_CACHE['title'])115 self.assertEqual(wf._items[0].arg, CLEAR_CACHE['arg'])116 self.assertTrue(wf._items[0].valid)117 wf._items = []118 sys.argv = ['venmo.py', '> clear C']119 main(None)120 self.assertEqual(len(wf._items), 1)121 self.assertEqual(wf._items[0].title, CLEAR_CACHE['title'])122 self.assertEqual(wf._items[0].arg, CLEAR_CACHE['arg'])123 self.assertTrue(wf._items[0].valid)124 wf._items = []125 sys.argv = ['venmo.py', '>cl']126 main(None)127 self.assertEqual(len(wf._items), 1)128 self.assertEqual(wf._items[0].title, CLEAR_CACHE['title'])129 self.assertEqual(wf._items[0].arg, CLEAR_CACHE['arg'])130 self.assertTrue(wf._items[0].valid)131 wf._items = []132 sys.argv = ['venmo.py', '> clear cache']133 main(None)134 self.assertEqual(len(wf._items), 1)135 self.assertEqual(wf._items[0].title, CLEAR_CACHE['title'])136 self.assertEqual(wf._items[0].arg, CLEAR_CACHE['arg'])137 self.assertTrue(wf._items[0].valid)138 wf._items = []139 def setUp(self):140 # supress stdout of feedback141 sys.stdout = open(os.devnull, 'w')142if __name__ == '__main__':...
arrayqueue.py
Source:arrayqueue.py
1"""2File: arrayqueue.py3Author: Zachary King4"""5from arrays import Array6from abstractcollection import AbstractCollection7class ArrayQueue(AbstractCollection):8 """An array-based queue implementation."""9 # Class variable10 DEFAULT_CAPACITY = 1011 # Constructor12 def __init__(self, sourceCollection = None):13 """Sets the initial state of self, which includes the14 contents of sourceCollection, if it's present."""15 self._front = self._rear = -116 self._items = Array(ArrayQueue.DEFAULT_CAPACITY)17 AbstractCollection.__init__(self, sourceCollection)18 # Accessor methods19 def __iter__(self):20 """Supports iteration over a view of self."""21 cursor = self._front22 while cursor != self._rear:23 yield self._items[cursor]24 if cursor == len(self._items) - 1:25 cursor = 026 else:27 cursor += 128 if cursor == self._rear and cursor != -1:29 yield self._items[cursor]30 def peek(self):31 """Returns the item at the front of the queue.32 Precondition: the queue is not empty.33 Raises: KeyError if queue is empty."""34 if self.isEmpty():35 raise KeyError("Queue is empty")36 return self._items[len(self) - 1]37 # Mutator methods38 def clear(self):39 """Makes self become empty."""40 self._size = 041 self._front = self._rear = -142 self._items = Array(ArrayQueue.DEFAULT_CAPACITY)43 def add(self, item):44 """Inserts item at rear of the queue."""45 # Resize array if full46 if len(self) == len(self._items):47 temp = Array(len(self._items) * 2)48 # Copy so that front is at 0 and rear is at len(self) - 149 i = 050 # Copy data from position front through the end of the array51 for j in range(self._front, len(self)):52 temp[i] = self._items[j]53 i += 154 if self._rear < len(self) - 1:55 # Copy data from position 0 through the rear56 for j in range(0, self._rear + 1):57 temp[i] = self._items[j]58 i += 159 self._items = temp60 # Normalize front and rear61 self._front = 062 self._rear = len(self) - 1 63 if self.isEmpty():64 self._front = self._rear = 065 elif self._rear == len(self._items) - 1:66 self._rear = 067 else:68 self._rear += 169 self._items[self._rear] = item70 self._size += 171 def pop(self):72 """Removes and returns the item at the front of the queue.73 Precondition: the queue is not empty.74 Raises: KeyError if queue is empty.75 Postcondition: the front item is removed from the queue."""76 if self.isEmpty():77 raise KeyError("Queue is empty")78 data = self._items[self._front]79 self._size -= 180 if self.isEmpty(): self._front = self._rear = -1 81 elif self._front == len(self._items) - 1:82 self._front = 083 else:84 self._front += 185 if len(self) <= .25 * len(self._items) and \86 ArrayQueue.DEFAULT_CAPACITY <= len(self._items) // 2:87 tempArray = Array(len(self._items) // 2)88 i = 089 for item in self:90 tempArray[i] = item91 i += 192 self._items = tempArray93 if not self.isEmpty():94 self._front = 095 self._rear = len(self) - 196 return data97 def remove(self, index):98 """Removes and returns the item at index,99 where index ranges from 0 (the front) to size - 1 (the rear).100 Precondition: 0 <= index < size of queue"""101 if index < 0 or index >= len(self):102 raise AttributeError("i must be >= 0 and < size of queue")103 # Compute the position in the queue and save the item104 oldPos = (self._front + index) % len(self._items)105 oldItem = self._items[oldPos]106 self._size -= 1107 if self.isEmpty():108 # Empty queue, so reset pointers to initial state109 self._rear = self._front = -1110 elif oldPos <= self._rear:111 # oldPos is before rear in the array, so close hole112 # from oldPos down to rear113 for probe in range(oldPos, self._rear):114 self._items[probe] = self._items[probe + 1]115 self._rear -= 1116 else:117 # rear has wrapped around the array and oldPos is118 # between front and the end of the array, so close119 # hole from front to oldPos120 for probe in range(oldPos, self._front, -1):121 self._items[probe] = self._items[probe - 1]122 self._front += 1123 return oldItem124 ...
heap_queue.py
Source:heap_queue.py
...11 12 def _items_less_than(self, checked_method, n):13 return self._items[checked_method].k < self._items[n].k14 15 def _swap_items(self, checked_method, n):16 self._items[checked_method], self._items[n] = self._items[n], self._items[checked_method]17 18 def _make_heap(self, i):19 smallest = i20 21 l = 2*i + 122 if l < len(self._items) and self._items_less_than(l, smallest):23 smallest = l24 25 r = 2*i + 226 if r < len(self._items) and self._items_less_than(r, smallest):27 smallest = r28 29 if smallest != i:30 self._swap_items(i, smallest)31 self._make_heap(smallest)32 33 def heapify(self):34 for i in xrange(len(self._items)//2, -1, -1):35 self._make_heap(i)36 37 def head(self):38 return self._items[0].value39 40 def push(self, value):41 i = len(self._items)42 new_item = _HeapItem(self.key(value), value)43 self._items.append(new_item)44 while i > 0:45 p = int((i - 1) // 2)46 if self._items_less_than(p, i):47 break48 self._swap_items(i, p)49 i = p50 51 def pop(self):52 popped = self._items[0].value53 self._items[0] = self._items[-1]54 self._items.pop(-1)55 self._make_heap(0)56 return popped57 58 def pushpop(self, value):59 k = self.key(value)60 if k <= self._items[0].k:61 return value62 else:...
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