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@@ -0,0 +1,34 @@
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# CLAUDE.md
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This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
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## Projektübersicht
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**SimulationTuplesort** ist ein Werkzeug zur Simulation verschiedener Sortierverfahren in
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einer Anlage — **Picksort** und **Tuplesort**. Modelliert werden Kreisel (`Roundabout`),
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Weichen (`Switch`) und deren Zusammenspiel; das Verhalten wird über Unittests
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veranschaulicht (siehe `README.md` mit Animationen in `video/`).
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## Projektstruktur
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```text
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SimulationTuplesort/
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├── Roundabouts.py # Simulationslogik (Roundabout, Switch, Sortierverfahren)
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├── doc/ # Dokumentation
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├── video/ # Animationen der Verfahren (picksort.gif u. a.)
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├── LICENSE
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└── README.md
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```
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## Konzept
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- **Picksort:** holt bei jeder Umdrehung das kleinstmögliche Objekt aus dem ersten
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Kreisel → sortierte Liste im zweiten Kreisel.
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- **Tuplesort:** alternatives Verfahren (siehe README).
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## Nutzung
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```cmd
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python Roundabouts.py
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```
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Beispiel/Unittest siehe `README.md` (`Roundabout`, `Switch`).
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@@ -1,3 +1,58 @@
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# SimulationTuplesort
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ein Tool zur Simulation der verschiedenen Sortierverfahren in einer Anlage; picksort und tuplesort
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ein Tool zur Simulation der verschiedenen Sortierverfahren in einer Anlage:
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- picksort und
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- tuplesort.
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## Picksort-Verfahren
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Das Picksort Verfahren holt sich bei jeder Umdrehung das kleinstmögliche Objekt aus dem ersten Kreisel heraus. Daraus ergibt sich im zweiten Kreisel eine sortierte Liste der Bügelträger
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Zur Vermittelung der einzelnen Schritte wurden folgender Unittest umgesetzt:
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```python
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lK = Roundabout()
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lK.addList([6, 5, 4, 3, 2, 1])
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rK = Roundabout(1)
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sw = Switch(lK, rK)
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p = RoundaboutPair(lK, rK, sw)
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self.assertEqual(lK.content(), [1, 2, 3, 4, 5, 6])
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p.runSimulation()
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self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6]))
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```
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## Tuplesort-Verfahren
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Das Tupelsort Verfahren arbeitet mit sog. Tupels. Dies sind Zahlenfolge die immer aufsteigend sind.
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Eine Zahlenfolge wie z.B. 1, 3, 5, 10, 2, 4, 7, 5, 8 kann in 3 Tupels unterteilt werden. Immer wenn sich in den Zahlen ein Sprung "nach unten" befindet, definiert man ein Tupelende. Aus dieser Zahlenfolge ergeben sich beispielsweise die 3 Tuple 1, 3, 5, 10 | 2, 4, 7 | 5, 8 .
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Durch Zusammenfügen der Einzeltupel ergibt sich am Ende eine sortierte Folge.
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Das Tupelsort verfahren hat bei einer größeren Anzahl von Elementen im Kreisel eine bessere Sortierperformance.
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Zur Vermittelung der einzelnen Schritte wurden folgender Unittest umgesetzt:
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```python
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lK = Roundabout()
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lK.addList([3, 2, 1])
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rK = Roundabout(1)
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rK.addList([6, 5, 4])
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sw = Switch(lK, rK)
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p = RoundaboutPair(lK, rK, sw)
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sw.set_to_right()
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self.assertEqual(p.show(), ([1, 2, 3], [6, 5, 4]))
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p.sortStepTupleSort()
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self.assertEqual(p.show(), ([1, 2], [5, 4, 3, 6]))
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p.sortStepTupleSort()
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self.assertEqual(p.show(), ([5, 2, 1], [4, 3, 6]))
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p.sortStepTupleSort()
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self.assertEqual(p.show(), ([5, 2], [3, 6, 1, 4]))
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p.sortStepTupleSort()
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self.assertEqual(p.show(), ([6, 5, 3, 2], [1, 4]))
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p.sortStepTupleSort()
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self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6]))
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```
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+338
-83
@@ -1,9 +1,48 @@
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import unittest
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import math
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LEFT = 0
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RIGHT = 1
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class Numbers:
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def __init__(self, content:list):
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self._content = content
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def __repr__(self):
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return str(self._content)
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def isEmpty(self):
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return len(self._content) == 0
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def getNumTuples(self):
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if self.isEmpty():
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return 0
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lastItem = self._content[-1]
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numTuples = 1
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for e in reversed(self._content):
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if e < lastItem:
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numTuples += 1
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lastItem = e
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return numTuples
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def getTuples(self, toGet:int)-> list:
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res = list()
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if self.isEmpty():
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return res
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lastItem = self._content[-1]
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numTuples = 1
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for e in reversed(self._content):
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if e < lastItem:
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numTuples += 1
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lastItem = e
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if numTuples <= toGet:
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res.insert(0, e)
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else:
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break
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return res
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class Roundabout:
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def __init__(self, rotation = 0):
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def __init__(self, rotation = LEFT):
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self.coatHangers = list()
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self.rotation = rotation
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@@ -12,13 +51,13 @@ class Roundabout:
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self.add(item)
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def add(self, item):
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if self.rotation == 0: #linksdrehend
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if self.rotation == LEFT: #linksdrehend
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self.coatHangers.insert(0, item)
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else:
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self.coatHangers.append(item)
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def remove(self):
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if self.rotation == 0: #linksdrehend
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if self.rotation == LEFT: #linksdrehend
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return self.coatHangers.pop()
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else:
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return self.coatHangers.pop(0)
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@@ -26,8 +65,15 @@ class Roundabout:
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def content(self):
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return self.coatHangers
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def hasItems(self):
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if len(self.coatHangers) == 0:
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return False
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return True
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def itemOnSeparator(self):
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if self.rotation == 0: #linksdrehend
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if len(self.coatHangers) == 0:
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return None
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if self.rotation == LEFT: #linksdrehend
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return self.coatHangers[-1]
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else:
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return self.coatHangers[0]
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@@ -37,7 +83,26 @@ class Roundabout:
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def isEmpty(self):
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return len(self.coatHangers) == 0
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def clear(self):
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self.coatHangers.clear()
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def clear(self):
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self.coatHangers.clear()
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def getNumTuples(self) -> int:
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content = list(self.content())
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if self.rotation == RIGHT: #rechtssdrehend
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content.reverse()
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n = Numbers(content)
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return n.getNumTuples()
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def getTuples(self, numToGet:int) -> list:
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content = list(self.content())
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if self.rotation == RIGHT: #rechtsdrehend
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content.reverse()
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n = Numbers(content)
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return n.getTuples(numToGet)
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class Switch:
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def __init__(self, left_roundabout: Roundabout, right_roundabout: Roundabout):
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@@ -52,20 +117,20 @@ class Switch:
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self.set_to_left()
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def set_to_left(self):
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self.status = 0
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self.status = LEFT
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return self.status
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def set_to_right(self):
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self.status = 1
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self.status = RIGHT
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return self.status
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def is_left(self):
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if self.status == 0:
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if self.status == LEFT:
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return True
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return False
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def is_right(self):
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if self.status == 1:
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if self.status == RIGHT:
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return True
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return False
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@@ -75,74 +140,160 @@ class Switch:
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else:
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self.rR.add(item)
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class RoundaboutPair:
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def __init__(self, left_roundabout: Roundabout, right_roundabout: Roundabout, switch: Switch):
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self.lR = left_roundabout
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self.rR = right_roundabout
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self.sw = switch
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self.sortProcedure = "p" # picksort
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def setSortType (self, t):
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""" param t: walweise p(icksort) oder t(uplesort)
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def sortStepPickSort(self):
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"""Picksort Verfahren. Hole immer das kleinste aus dem Roundabout raus
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"""
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self.sortProcedure = t
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def sortStep(self):
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if self.sortProcedure == "p": # picksort
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if self.lR.getSmallestItem() == self.lR.itemOnSeparator():
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item = self.lR.remove()
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self.sw.set_to_right()
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self.sw.assign(item)
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self.sw.set_to_left()
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else:
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item = self.lR.remove()
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self.sw.assign(item)
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else: # tuplesort
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self.sw.set_to_right()
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runSorting = True
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while runSorting:
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maxOfLastItems = self.passageOfSeparatorItems()
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leftItem = self.lR.itemOnSeparator()
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rightItem = self.rR.itemOnSeparator()
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minOfCurentSeparatorItems = min(leftItem, rightItem)
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if maxOfLastItems > minOfCurentSeparatorItems:
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self.sw.switch()
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if self.lR.isEmpty():
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runSorting = False
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def passageOfSeparatorItems(self):
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if self.lR.itemOnSeparator() < self.rR.itemOnSeparator():
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leftItem = self.lR.remove()
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self.sw.assign(leftItem)
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rightItem = self.rR.remove()
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self.sw.assign(rightItem)
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if self.lR.getSmallestItem() == self.lR.itemOnSeparator():
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item = self.lR.remove()
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self.sw.set_to_right() # weiche auf ausschleusen
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self.sw.assign(item) # item auf die Weiche setzen
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self.sw.set_to_left() # weiche wieder zurück setzen
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else:
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rightItem = self.rR.remove()
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self.sw.assign(rightItem)
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leftItem = self.lR.remove()
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self.sw.assign(leftItem)
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return max(rightItem, leftItem)
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item = self.lR.remove()
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self.sw.assign(item)
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def initTupleSort(self):
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if self.lR.isEmpty():
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return False
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nleft = Numbers(self.lR.content()).getNumTuples()
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nright = Numbers(self.rR.content()).getNumTuples()
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nTarget = math.ceil((nleft + nright)/2)
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if (nleft+nright) % 2 == 0: # even number
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addOn = 0
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else:
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addOn = 1
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# bei ungerader Anzahl von Bügelträgern sollte der linke immer die Mehrheit besitzen
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# also z.B. 5 - 4
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# bei einem geradzahligen Tupel, sollten nach der Initialisierung auf beiden Seiten diesselbe Anzahl von Tupel stehen
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def runSimulation(self):
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number = 0
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while (nleft != nright+addOn):
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if nleft > nright:
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before = self.doPassageLeftItem()
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else:
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before = self.doPassageRightItem()
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nleft = Numbers(self.lR.content()).getNumTuples()
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nright = Numbers(self.rR.content()).getNumTuples()
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return True
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def sortStepTupleSort(self):
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before = 0
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while True:
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rightItem = self.rR.itemOnSeparator()
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leftItem = self.lR.itemOnSeparator()
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# wenn beide leer sind macht der Methode keinen Sinn
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if rightItem == None and leftItem == None:
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return
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# wenn der linke Kreisel leer ist, sind wir fertig
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if leftItem == None:
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break
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if rightItem is None:
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rightItem = 0
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# raus zum nächsten Schritt. Ende dieses Tupels erreicht.
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if max(leftItem, rightItem) < before:
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break
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if leftItem < rightItem:
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if leftItem > before:
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before = self.doPassageLeftItem()
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if rightItem > before:
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before = self.doPassageRightItem()
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else:
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if rightItem > before:
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before = self.doPassageRightItem()
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if leftItem > before:
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before = self.doPassageLeftItem()
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# Weiche auf die andere Seite stellen
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self.sw.switch()
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return
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def doPassageLeftItem(self):
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"""greift sich das Element vom linken Roundabout und fährt durch die Weiche
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"""
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leftItem = self.lR.itemOnSeparator()
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if leftItem == None:
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return
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leftItem = self.lR.remove()
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self.sw.assign(leftItem)
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return leftItem
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def doPassageRightItem(self):
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"""greift sich das Element vom rechten Roundabout und fährt durch die Weiche
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"""
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rightItem = self.rR.itemOnSeparator()
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if rightItem == None:
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return
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rightItem = self.rR.remove()
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self.sw.assign(rightItem)
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return rightItem
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def runPickSort(self):
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# number = 0
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while not self.lR.isEmpty():
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self.sortStep()
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number += 1
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if number > 300:
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self.sortStepPickSort()
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# number += 1
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# if number > 300:
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# break
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def runTupleSort(self):
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number = 0
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self.sw.set_to_right()
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runSorting = True
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while runSorting:
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self.sortStepTupleSort()
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if self.lR.isEmpty():
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break
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def show(self):
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return (self.lR.content(), self.rR.content())
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class TestObjectMethods(unittest.TestCase):
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def test_order(self):
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# tupel werden von rechts nach links bestimmt.
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# Jede Zahl, die kleiner als ihr Vorgänger ist, ist ein neuer Start eines Tupels
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n1 = Numbers([1, 2, 3, 4, 5, 6])
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self.assertEqual(repr(n1), "[1, 2, 3, 4, 5, 6]")
|
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self.assertEqual(n1.getNumTuples(), 6)
|
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self.assertEqual(n1.getTuples(1), [6])
|
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self.assertEqual(n1.getTuples(2), [5, 6])
|
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self.assertEqual(n1.getTuples(3), [4, 5, 6])
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|
||||
# das ist ein Tupel
|
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n2 = Numbers([3, 3, 3])
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self.assertEqual(n2.getNumTuples(), 1)
|
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self.assertEqual(n2.getTuples(1), [3, 3, 3])
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|
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n3 = Numbers([3, 2, 1]) # nur ein Tupel drin
|
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self.assertEqual(n3.getNumTuples(), 1)
|
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self.assertEqual(n3.getTuples(1), [3, 2, 1])
|
||||
|
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n4 = Numbers([1, 10, 1, 10])
|
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self.assertEqual(n4.getNumTuples(), 2)
|
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self.assertEqual(n4.getTuples(1), [10])
|
||||
self.assertEqual(n4.getTuples(2), [1, 10, 1, 10])
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|
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n5 = Numbers([30, 2, 1, 10, 5, 4, 16])
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self.assertEqual(n5.getNumTuples(), 3)
|
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self.assertEqual(n5.getTuples(1), [16])
|
||||
self.assertEqual(n5.getTuples(2), [10, 5, 4, 16])
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self.assertEqual(n5.getTuples(3), [30, 2, 1, 10, 5, 4, 16])
|
||||
|
||||
def test_roundabout(self):
|
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k1 = Roundabout()
|
||||
k1.addList([1, 2, 3])
|
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@@ -150,25 +301,22 @@ class TestObjectMethods(unittest.TestCase):
|
||||
self.assertEqual(k1.remove(), 1)
|
||||
self.assertEqual(k1.content(), [3, 2])
|
||||
|
||||
k2 = Roundabout() # links drehend
|
||||
k2 = Roundabout(LEFT) # links drehend - default
|
||||
k2.add(1)
|
||||
k2.add(2)
|
||||
k2.add(3)
|
||||
k2.add(4)
|
||||
self.assertEqual(k2.content(), [4, 3, 2, 1])
|
||||
|
||||
k3 = Roundabout(1) # rechts drehend
|
||||
k3 = Roundabout(RIGHT) # rechts drehend
|
||||
k3.add(5)
|
||||
k3.add(6)
|
||||
k3.add(7)
|
||||
k3.add(8)
|
||||
self.assertEqual(k3.content(), [5, 6, 7, 8])
|
||||
|
||||
|
||||
|
||||
self.assertEqual(k2.itemOnSeparator(), 1)
|
||||
self.assertEqual(k3.itemOnSeparator(), 5)
|
||||
|
||||
|
||||
self.assertEqual(k3.remove(), 5)
|
||||
self.assertEqual(k2.remove(), 1)
|
||||
@@ -179,6 +327,39 @@ class TestObjectMethods(unittest.TestCase):
|
||||
self.assertEqual(k5.isEmpty(), False)
|
||||
self.assertEqual(k5.getSmallestItem(), 1)
|
||||
|
||||
def test_roundabout_tuples(self):
|
||||
|
||||
k1 = Roundabout(LEFT)
|
||||
self.assertEqual(k1.isEmpty(), True)
|
||||
k1.addList([1, 2, 3, 4])
|
||||
# in a left rotationg roundabout: one tuple is read as ascending from right to left
|
||||
self.assertEqual(k1.content(), [4, 3, 2, 1])
|
||||
# this is one tuple
|
||||
self.assertEqual(k1.getNumTuples(), 1)
|
||||
|
||||
k1.clear()
|
||||
k1.addList([4, 3, 2, 1])
|
||||
# these are 4 tuples:
|
||||
self.assertEqual(k1.content(), [1, 2, 3, 4])
|
||||
self.assertEqual(k1.getNumTuples(), 4)
|
||||
|
||||
self.assertEqual(k1.getTuples(2), [3, 4])
|
||||
self.assertEqual(k1.getTuples(3), [2, 3, 4])
|
||||
|
||||
|
||||
k2 = Roundabout(RIGHT)
|
||||
self.assertEqual(k2.isEmpty(), True)
|
||||
k2.addList([1, 2, 3, 4, 5, 6])
|
||||
# in a right rotationg roundabout: read tuples from left to right
|
||||
self.assertEqual(k2.content(), [1, 2, 3, 4, 5, 6])
|
||||
self.assertEqual(k2.getNumTuples(), 1)
|
||||
k2.clear()
|
||||
k2.addList([6, 5, 4, 3, 2, 1])
|
||||
self.assertEqual(k2.getNumTuples(), 6)
|
||||
|
||||
self.assertEqual(k2.getTuples(3), [4, 5, 6])
|
||||
self.assertEqual(k2.getTuples(5), [2, 3, 4, 5, 6])
|
||||
|
||||
|
||||
def test_switch(self):
|
||||
k1 = Roundabout()
|
||||
@@ -192,50 +373,124 @@ class TestObjectMethods(unittest.TestCase):
|
||||
def test_pair(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([6, 5, 4, 3, 2, 1])
|
||||
rK = Roundabout(1)
|
||||
rK = Roundabout(RIGHT)
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
self.assertEqual(lK.content(), [1, 2, 3, 4, 5, 6])
|
||||
self.assertEqual(p.show(), ([1, 2, 3, 4, 5, 6], []))
|
||||
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([6, 1, 2, 3, 4, 5], []))
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([5, 6, 1, 2, 3, 4], []))
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([4, 5, 6, 1, 2, 3], []))
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([3, 4, 5, 6, 1, 2], []))
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([2, 3, 4, 5, 6, 1], []))
|
||||
p.sortStep()
|
||||
p.sortStepPickSort()
|
||||
self.assertEqual(p.show(), ([2, 3, 4, 5, 6], [1]))
|
||||
|
||||
def test_picksort(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([6, 5, 4, 3, 2, 1])
|
||||
rK = Roundabout(1)
|
||||
rK = Roundabout(RIGHT)
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
self.assertEqual(lK.content(), [1, 2, 3, 4, 5, 6])
|
||||
|
||||
p.runSimulation()
|
||||
p.runPickSort()
|
||||
self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6]))
|
||||
|
||||
def test_tuplesort(self):
|
||||
def test_tuplesort_equal(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([3, 2, 1])
|
||||
rK = Roundabout(1)
|
||||
rK = Roundabout(RIGHT)
|
||||
rK.addList([6, 5, 4])
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
sw.set_to_right()
|
||||
self.assertEqual(p.show(), ([1, 2, 3], [6, 5, 4])) # -> 3, 6
|
||||
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([1, 2], [5, 4, 3, 6])) # -> 2, 5
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([5, 2, 1], [4, 3, 6])) # -> 1, 4
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([5, 2], [3, 6, 1, 4])) # -> 2, 3, 5, 6
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([6, 5, 3, 2], [1, 4])) # -> 1, 2, 3, 4, 5, 6
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6]))
|
||||
|
||||
def test_tuplesort_stepbystep(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([6, 5, 4, 3, 2, 1])
|
||||
rK = Roundabout(RIGHT)
|
||||
rK.addList([])
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
sw.set_to_right()
|
||||
self.assertEqual(p.show(), ([1, 2, 3, 4, 5, 6], []))
|
||||
|
||||
# p.sortStepTupleSort()
|
||||
# self.assertEqual(p.show(), ([1, 2], [5, 4, 3, 6]))
|
||||
# p.sortStepTupleSort()
|
||||
# self.assertEqual(p.show(), ([5, 2, 1], [4, 3, 6]))
|
||||
# p.sortStepTupleSort()
|
||||
# self.assertEqual(p.show(), ([5, 2], [3, 6, 1, 4]))
|
||||
# p.sortStepTupleSort()
|
||||
# self.assertEqual(p.show(), ([6, 5, 3, 2], [1, 4]))
|
||||
# p.sortStepTupleSort()
|
||||
# self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6]))
|
||||
|
||||
def test_tuplesort_onlyleft(self):
|
||||
# Roundabouts befüllen
|
||||
lK = Roundabout()
|
||||
lK.addList([1, 2, 3, 4, 5])
|
||||
rK = Roundabout(RIGHT)
|
||||
rK.addList([])
|
||||
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
self.assertEqual(p.show(), ([5, 4, 3, 2, 1], [] ))
|
||||
sw.set_to_right()
|
||||
|
||||
# Sortierung starten
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5] ))
|
||||
|
||||
def test_tuplesort_presorted(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([2, 5])
|
||||
rK = Roundabout(RIGHT)
|
||||
rK.addList([3, 6, 1, 4])
|
||||
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
self.assertEqual(p.show(), ([5, 2], [3, 6, 1, 4] ))
|
||||
|
||||
sw.set_to_left()
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([6, 5, 3, 2], [1, 4] )) # r
|
||||
p.sortStepTupleSort()
|
||||
self.assertEqual(p.show(), ([], [1, 2, 3, 4, 5, 6] )) # l
|
||||
|
||||
def test_tuplesort_init(self):
|
||||
lK = Roundabout()
|
||||
lK.addList([6, 5, 4, 3, 2, 1])
|
||||
rK = Roundabout(RIGHT)
|
||||
rK.addList([])
|
||||
sw = Switch(lK, rK)
|
||||
p = RoundaboutPair(lK, rK, sw)
|
||||
sw.set_to_right()
|
||||
self.assertEqual(p.show(), ([1, 2, 3, 4, 5, 6], []))
|
||||
|
||||
|
||||
p.initTupleSort()
|
||||
|
||||
self.assertEqual(p.show(), ([1, 2, 3], [6, 5, 4]))
|
||||
p.setSortType('t')
|
||||
|
||||
p.sortStep()
|
||||
self.assertEqual(p.show(), ([1, 2], [5, 4, 3, 6]))
|
||||
|
||||
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
|
||||
Reference in New Issue
Block a user