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# Copyright (C) 2016 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
"""stupid generator of a large scxml state machine"""
nStatesMax=10
depth=5
breath=10
nTransitions=8
nEvents=100
nStates = 0
tTotal = 0
depthMax = 0
f = open("out.scxml", "w")
f.write("""<scxml xmlns="http://www.w3.org/2005/07/scxml"
initial="s_1"
version="1.0">""")
knownStates=[]
sIndex=[1]
depthLevel=0
breathLevel=[nStatesMax]
while True:
sName=reduce(lambda x,y:x+"_"+y, map(str,sIndex), "s")
knownStates.append(sName)
f.write("<state id=\"%s\" >\n" % sName)
nStates += 1
if nStates < nStatesMax and depthLevel < depth and random.random() < 0.5:
# go deeper
sIndex.append(1)
breathLevel.append(random.randint(1,breath))
depthLevel += 1
if depthMax < depthLevel:
depthMax = depthLevel
continue
while True:
for iTransition in range(random.randint(1,nTransitions)):
tTotal += 1
target = random.choice(knownStates)
event = ("E%d" % random.randint(1,nEvents))
f.write("""<transition event="%s" target="%s" />\n""" % (event, target))
f.write("</state>\n")
sIndex[depthLevel] += 1
if (nStates < nStatesMax and breathLevel[depthLevel] > sIndex[depthLevel]):
break
depthLevel -= 1
if depthLevel < 0:
break
sIndex.pop()
breathLevel.pop()
if depthLevel < 0:
break
f.write("</scxml>\n")
f.close()
print "totalStates: ", nStates
print "totalTransitions: ", tTotal
print "depthMax: ", depthMax + 1
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