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authorJérémy Zurcher <jeremy@asynk.ch>2012-04-13 21:07:42 +0200
committerJérémy Zurcher <jeremy@asynk.ch>2012-04-13 21:07:42 +0200
commita62cb4e37d008d47480cdd6c25d928044b8afe31 (patch)
treef16e0109caf00d8989d56e2e5392851117db8814 /flist.py
downloadpyevenja-a62cb4e37d008d47480cdd6c25d928044b8afe31.zip
pyevenja-a62cb4e37d008d47480cdd6c25d928044b8afe31.tar.gz
initial commit, old code from ~2007
Diffstat (limited to 'flist.py')
-rw-r--r--flist.py146
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+#/***************************************************************************
+# flist.h
+# -----------
+# begin : sam nov 2 2002
+# copyright : (C) 1992-2004 by Fabian Padilla
+# email : fp@bridgethink.com
+# ***************************************************************************/
+
+# /***************************************************************************
+# * *
+# * This program is free software; you can redistribute it and/or modify *
+# * it under the terms of the Foundation Public License as published by *
+# * bridgethink sarl; either version 2 of the License, or *
+# * (at your option) any later version. *
+# * *
+# ***************************************************************************/
+
+#
+# from C++ to python by Jeremy Zurcher <jeremy@asynk.ch>
+#
+
+"""/** List that manage a table of pointer.
+
+ function : maintain a list of pointer.
+
+ description : pointers (or other 32bit values) can be
+ - added
+ - returned by giving the idx in the list
+ - returned by giving the idx in the list and removed from them
+ - older returned and removed from the list, by FisrtInfirstOut order
+
+ *@author Fabian Padilla
+ */"""
+
+__all__ = ["Flist"]
+
+from returncodes import RET_NOTEXIST
+
+class Flist:
+ """ This class is just an other wrapper around the python builtin list.
+ It dosen't use exceptions 'cause exceptions suck ! """
+ def __init__(self):
+ self.L = []
+
+ def __str__(self):
+ ret = ''
+ for I in self.L:
+ ret += str(I.__class__)+' : '+I.getString()+' - '
+ return 'Flist - '+ret
+
+ def add(self, el):
+ self.L.append(el)
+ #return RET_OK # TzurTcH - no need
+
+ def get(self, idx):
+ if idx<0 or idx>=len(self.L):
+ return RET_NOTEXIST
+ return self.L[idx]
+
+ def remove(self, idx):
+ if idx<0 or idx>=len(self.L):
+ return RET_NOTEXIST
+ tmp,self.L = self.L[idx], self.L[:idx]+self.L[idx+1:]
+ return tmp
+
+ def removeFifo(self):
+ if len(self.L) == 0:
+ return RET_NOTEXIST
+ tmp, self.L = self.L[0], self.L[1:]
+ return tmp
+
+ def removeStack(self):
+ if len(self.L) == 0:
+ return RET_NOTEXIST
+ return self.L.pop()
+
+ def getCount(self):
+ return len(self.L)
+
+
+if __name__ == '__main__':
+
+ import unittest
+
+
+ class FlistTestCase(unittest.TestCase):
+
+ def test1AddGetRemove(self):
+ list = Flist()
+ list.add("A")
+ list.add("B")
+ list.add("C")
+ list.add("D")
+ list.add("E")
+ self.assertEquals(list.get(0),"A")
+ self.assertEquals(list.get(1),"B")
+ self.assertEquals(list.get(2),"C")
+ self.assertEquals(list.get(3),"D")
+ self.assertEquals(list.get(4),"E")
+ self.assertEquals(list.remove(5),RET_NOTEXIST)
+ self.assertEquals(list.remove(0),"A")
+ self.assertEquals(list.remove(1),"C")
+ self.assertEquals(list.remove(2),"E")
+ self.assertEquals(list.remove(2),RET_NOTEXIST)
+ self.assertEquals(list.remove(1),"D")
+ self.assertEquals(list.remove(0),"B")
+ self.assertEquals(list.remove(0),RET_NOTEXIST)
+
+ def test2RemoveFifo(self):
+ list = Flist()
+ list.add("A")
+ list.add("B")
+ list.add("C")
+ list.add("D")
+ list.add("E")
+ self.assertEquals(list.removeFifo(),"A")
+ self.assertEquals(list.removeFifo(),"B")
+ self.assertEquals(list.removeFifo(),"C")
+ self.assertEquals(list.removeFifo(),"D")
+ self.assertEquals(list.removeFifo(),"E")
+ self.assertEquals(list.removeFifo(),RET_NOTEXIST)
+
+ def test3RemoveStack(self):
+ list = Flist()
+ list.add("A")
+ list.add("B")
+ list.add("C")
+ list.add("D")
+ list.add("E")
+ self.assertEquals(list.removeStack(),"E")
+ self.assertEquals(list.removeStack(),"D")
+ self.assertEquals(list.removeStack(),"C")
+ self.assertEquals(list.removeStack(),"B")
+ self.assertEquals(list.removeStack(),"A")
+ self.assertEquals(list.removeStack(),RET_NOTEXIST)
+
+ def test4GetCount(self):
+ list = Flist()
+ list.add("A")
+ list.add("B")
+ list.add("C")
+ list.add("D")
+ list.add("E")
+ self.assertEquals(list.getCount(),5)
+
+ unittest.main()