# -*- coding: iso-8859-1 -*-
-# Copyright (C) 2007-2015 CEA/DEN, EDF R&D
+# Copyright (C) 2007-2016 CEA/DEN, EDF R&D
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
d=DataArrayInt(a)
self.assertEqual(weakref.getweakrefcount(a),1)
self.assertTrue(not a.flags["OWNDATA"])
- self.assertTrue(d.isIdentity())
- self.assertEqual(len(d),20)
+ self.assertTrue(d.isIota(20))
a[:]=2 # modifying a and d because a and d share the same chunk of data
self.assertTrue(d.isUniform(2))
del d # d is destroyed, a retrieves its ownership of its initial chunk of data
a=arange(20,dtype=int32)
d=DataArrayInt(a) # d owns data of a
e=DataArrayInt(a) # a not owned -> e only an access to chunk of a
- self.assertTrue(d.isIdentity())
- self.assertTrue(e.isIdentity())
+ self.assertTrue(d.isIota(d.getNumberOfTuples()))
+ self.assertTrue(e.isIota(e.getNumberOfTuples()))
a[:]=6
self.assertTrue(d.isUniform(6))
self.assertTrue(e.isUniform(6))
del b # no impact on e and f because a is the base of a.
##@@ Ensure a pass of the garbage collector so that the de-allocator of d is called
gc.collect()
- self.assertTrue(f.isIdentity())
- self.assertTrue(e.isIdentity())
+ self.assertTrue(f.isIota(f.getNumberOfTuples()))
+ self.assertTrue(e.isIota(e.getNumberOfTuples()))
del a # a destroyed, but as c has its base set to a, a exists -> e and f not allocated
##@@ Ensure a pass of the garbage collector so that the de-allocator of d is called
gc.collect()
- self.assertTrue(f.isIdentity())
- self.assertTrue(e.isIdentity())
+ self.assertTrue(f.isIota(f.getNumberOfTuples()))
+ self.assertTrue(e.isIota(e.getNumberOfTuples()))
del c # c killed -> a killed -> e and d are put into not allocated state
##@@ Ensure a pass of the garbage collector so that the de-allocator of d is called
gc.collect()
b=DataArrayInt(a)
c=DataArrayInt(a)
d=DataArrayInt(a)
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),10)
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),10)
- self.assertTrue(d.isIdentity()) ; self.assertEqual(len(d),10)
+ self.assertTrue(b.isIota(10))
+ self.assertTrue(c.isIota(10))
+ self.assertTrue(d.isIota(10))
c.pushBackSilent(10) # c and a,b are dissociated
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),10)
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),11)
- self.assertTrue(d.isIdentity()) ; self.assertEqual(len(d),10)
+ self.assertTrue(b.isIota(10))
+ self.assertTrue(c.isIota(11))
+ self.assertTrue(d.isIota(10))
del a
gc.collect()
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),10)
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),11)
+ self.assertTrue(b.isIota(10))
+ self.assertTrue(c.isIota(11))
self.assertTrue(not d.isAllocated())
del b
gc.collect()
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),11)
+ self.assertTrue(c.isIota(11))
#
a=arange(10,dtype=int32)
b=DataArrayInt(a)
c=DataArrayInt(a)
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),10)
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),10)
+ self.assertTrue(b.isIota(10))
+ self.assertTrue(c.isIota(10))
b.pushBackSilent(10) # c and a,b are dissociated
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),11)
- self.assertTrue(c.isIdentity()) ; self.assertEqual(len(c),10)
+ self.assertTrue(b.isIota(11))
+ self.assertTrue(c.isIota(10))
del a
gc.collect()
- self.assertTrue(b.isIdentity()) ; self.assertEqual(len(b),11)
+ self.assertTrue(b.isIota(11))
self.assertTrue(not c.isAllocated())
del b
gc.collect()
self.assertEqual(m0np.tolist(),[[2.0,3.0,4.0],[5.0,1.0,6.0]])
pass
+ @unittest.skipUnless(MEDCouplingHasNumPyBindings(),"requires numpy")
+ def test28(self):
+ """Test on DataArrayBytes"""
+ # use case 1
+ d=DataArrayByte(256)
+ for i in xrange(len(d)):
+ d[i]=-128+i
+ pass
+ arr=d.toNumPyArray()
+ for i in xrange(len(d)):
+ self.assertEqual(int(arr[i]),-128+i)
+ pass
+ d[0]=7
+ self.assertEqual(int(arr[0]),7)
+ arr[0]=8
+ self.assertEqual(int(d.getIJ(0,0)),8)
+ del arr
+ gc.collect()
+ del d
+ gc.collect()
+ # use case 2
+ d=DataArrayByte(256)
+ for i in xrange(len(d)):
+ d[i]=-128+i
+ pass
+ arr=d.toNumPyArray()
+ for i in xrange(len(d)):
+ self.assertEqual(int(arr[i]),-128+i)
+ pass
+ del d
+ gc.collect()
+ del arr
+ gc.collect()
+ # use case 3
+ d=DataArrayByte(256)
+ for i in xrange(len(d)):
+ d[i]=-128+i
+ pass
+ arr1=d.toNumPyArray()
+ arr2=d.toNumPyArray()
+ arr3=d.toNumPyArray()
+ d[0]=10
+ self.assertEqual(int(arr1[0]),10) ; self.assertEqual(int(arr2[0]),10) ; self.assertEqual(int(arr3[0]),10)
+ arr2[0]=15 ; self.assertEqual(int(d.getIJ(0,0)),15) ; self.assertEqual(int(arr1[0]),15) ; self.assertEqual(int(arr3[0]),15)
+ arr1[0]=-128
+ for i in xrange(len(d)):
+ self.assertEqual(int(arr1[i]),-128+i)
+ self.assertEqual(int(arr2[i]),-128+i)
+ self.assertEqual(int(arr3[i]),-128+i)
+ pass
+ del arr2
+ gc.collect()
+ for i in xrange(len(d)):
+ self.assertEqual(int(arr1[i]),-128+i)
+ self.assertEqual(int(arr3[i]),-128+i)
+ pass
+ del arr1
+ gc.collect()
+ for i in xrange(len(d)):
+ self.assertEqual(int(arr3[i]),-128+i)
+ pass
+ del arr3
+ gc.collect()
+ # use case 4
+ arr=array(0,dtype=int8)
+ arr.resize(256)
+ for i in xrange(256):
+ arr[i]=-128+i
+ pass
+ d=DataArrayByte(arr)
+ for i in xrange(256):
+ self.assertEqual(int(d.getIJ(i,0)),-128+i)
+ pass
+ del arr
+ gc.collect()
+ del d
+ gc.collect()
+ # use case 5
+ arr=array(0,dtype=int8)
+ arr.resize(256)
+ for i in xrange(256):
+ arr[i]=-128+i
+ pass
+ d=DataArrayByte(arr)
+ for i in xrange(256):
+ self.assertEqual(int(d.getIJ(i,0)),-128+i)
+ pass
+ del d
+ gc.collect()
+ del arr
+ gc.collect()
+ pass
+
def setUp(self):
pass
pass
