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#!/usr/bin/python
# $Id$
"""
program tests for differentials of symbols
"""
test_header=""
test_header+="import esys.escriptcore.utestselect as unittest\n"
test_header+="import numarray\n"
test_header+="from esys.escript import *\n"
test_header+="class Test_util2(unittest.TestCase):\n"
test_header+=" RES_TOL=1.e-7\n"
test_tail=""
test_tail+="suite = unittest.TestSuite()\n"
test_tail+="suite.addTest(unittest.makeSuite(Test_util2))\n"
test_tail+="unittest.TextTestRunner(verbosity=2).run(suite)\n"
t_prog=""
import random
import numarray
import math
def makeArray(shape,rng):
l=rng[1]-rng[0]
out=numarray.zeros(shape,numarray.Float64)
if isinstance(l,int):
if len(shape)==0:
out=int(l*random.random()+rng[0])*1.
elif len(shape)==1:
for i0 in range(shape[0]):
out[i0]=int(l*random.random()+rng[0])
elif len(shape)==2:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
out[i0,i1]=int(l*random.random()+rng[0])
elif len(shape)==3:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
out[i0,i1,i2]=int(l*random.random()+rng[0])
elif len(shape)==4:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
for i3 in range(shape[3]):
out[i0,i1,i2,i3]=int(l*random.random()+rng[0])
elif len(shape)==5:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
for i3 in range(shape[3]):
for i4 in range(shape[4]):
out[i0,i1,i2,i3,i4]=int(l*ranm.random()+rng[0])
else:
raise SystemError,"rank is restricted to 5"
else:
if len(shape)==0:
out=l*random.random()+rng[0]
elif len(shape)==1:
for i0 in range(shape[0]):
out[i0]=l*random.random()+rng[0]
elif len(shape)==2:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
out[i0,i1]=l*random.random()+rng[0]
elif len(shape)==3:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
out[i0,i1,i2]=l*random.random()+rng[0]
elif len(shape)==4:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
for i3 in range(shape[3]):
out[i0,i1,i2,i3]=l*random.random()+rng[0]
elif len(shape)==5:
for i0 in range(shape[0]):
for i1 in range(shape[1]):
for i2 in range(shape[2]):
for i3 in range(shape[3]):
for i4 in range(shape[4]):
out[i0,i1,i2,i3,i4]=l*ranm.random()+rng[0]
else:
raise SystemError,"rank is restricted to 5"
return out
for sh0 in [ (3,), (3,4), (3,4,3) ,(4,3,5,3)]:
# get perm:
if len(sh0)==2:
check=[[1,0]]
elif len(sh0)==3:
check=[[1,0,2],
[1,2,0],
[2,1,0],
[2,0,2],
[0,2,1]]
elif len(sh0)==4:
check=[[0,1,3,2],
[0,2,1,3],
[0,2,3,1],
[0,3,2,1],
[0,3,1,2] ,
[1,0,2,3],
[1,0,3,2],
[1,2,0,3],
[1,2,3,0],
[1,3,2,0],
[1,3,0,2],
[2,0,1,3],
[2,0,3,1],
[2,1,0,3],
[2,1,3,0],
[2,3,1,0],
[2,3,0,1],
[3,0,1,2],
[3,0,2,1],
[3,1,0,2],
[3,1,2,0],
[3,2,1,0],
[3,2,0,1]]
else:
check=[]
# create the test cases:
processed=[]
l=["R","U","L","P","C","N"]
c=[""]
for i in range(len(sh0)):
tmp=[]
for ci in c:
tmp+=[ci+li for li in l]
c=tmp
# SHUFFLE
c2=[]
while len(c)>0:
i=int(random.random()*len(c))
c2.append(c[i])
del c[i]
c=c2
for ci in c:
t=""
sh=()
for i in range(len(ci)):
if ci[i]=="R":
s="%s:%s"%(1,sh0[i]-1)
sh=sh+(sh0[i]-2,)
if ci[i]=="U":
s=":%s"%(sh0[i]-1)
sh=sh+(sh0[i]-1,)
if ci[i]=="L":
s="2:"
sh=sh+(sh0[i]-2,)
if ci[i]=="P":
s="%s"%(int(sh0[i]/2))
if ci[i]=="C":
s=":"
sh=sh+(sh0[i],)
if ci[i]=="N":
s=""
sh=sh+(sh0[i],)
if len(s)>0:
if not t=="": t+=","
t+=s
N_found=False
noN_found=False
process=len(t)>0
for i in ci:
if i=="N":
if not noN_found and N_found: process=False
N_found=True
else:
if N_found: process=False
noNfound=True
# is there a similar one processed allready
if process and ci.find("N")==-1:
for ci2 in processed:
for chi in check:
is_perm=True
for i in range(len(chi)):
if not ci[i]==ci2[chi[i]]: is_perm=False
if is_perm: process=False
# if not process: print ci," rejected"
if process:
processed.append(ci)
for sh_diff in [ (), (2,), (3,2)]: #, (2,3,4) ,(2,4,3,2)]:
text=" #+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n"
tname="test_slice_rank%s_%s_D_rank%s"%(len(sh0),ci,len(sh_diff))
text+=" def %s(self):\n"%tname
text+=" u=Symbol(%s)\n"%str(sh_diff)
ind=[[]]
for i in sh_diff:
ind0=[]
for j in ind:
for k in range(i): ind0.append(j+[k])
ind=ind0
coeff={}
for k in ind:
coeff[tuple(k)]=makeArray(sh0,[-5,5])
a=makeArray(sh0,[-5,5])
text2=""
if len(sh_diff)==0:
text2+="u*numarray.array(%s)"%(coeff[tuple()].tolist())
else:
for k in coeff.keys():
if len(text2)>0: text2+="+"
text2+="u%s*numarray.array(%s)"%(list(k),coeff[k].tolist())
text+=" arg=%s\n"%text2
text+=" res=arg[%s]\n"%s
text+=" dres=res.diff(u)\n"
text+="
print text
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