def t_livevar_ifandorthen_engine_attach():
#raise nose.SkipTest
blocks, functions = cf_analyze('''
var f = func(x) {
var c
if ((x > 5 || x < 3) && (1 < x || x < 4)) {
c = 1
} else {
c = 2
}
return c
}
print f(10)
''')
df.analyze(livevar.LiveVariable, functions, True, True)
f2 = functions['f2']
def ids(pairs): return set(id for id in pairs.iterkeys())
assert ids(f2.live('b2')['inn']) == set([])
assert ids(f2.live('b2')['out']) == set([1])
assert ids(f2.live('b3')['inn']) == set([])
assert ids(f2.live('b3')['out']) == set([11])
assert ids(f2.live('b4')['inn']) == set([11])
assert ids(f2.live('b4')['out']) == set([])
assert ids(f2.live('b5')['inn']) == set([])
assert ids(f2.live('b5')['out']) == set([11])
assert ids(f2.live('b6')['inn']) == set([1])
assert ids(f2.live('b6')['out']) == set([1])
assert ids(f2.live('b7')['inn']) == set([1])
assert ids(f2.live('b7')['out']) == set([])
assert ids(f2.live('b8')['inn']) == set([1])
assert ids(f2.live('b8')['out']) == set([1])
def t_livevar_ifthen_engine_attach():
#raise nose.SkipTest
blocks, functions = cf_analyze('''
var f = func(x) {
var c = 3
if (x > 0) {
c = f(x-1)
}
return c
}
print f(10)
''')
df.analyze(livevar.LiveVariable, functions, True, True)
f2 = functions['f2']
def ids(types): return set(typ.id for typ in types)
assert ids(f2.livetypes('b2', 'inn')) == set([0])
assert ids(f2.livetypes('b2', 'out')) == set([0, 1, 2])
assert ids(f2.livetypes('b3', 'inn')) == set([0, 1])
assert ids(f2.livetypes('b3', 'out')) == set([2])
assert ids(f2.livetypes('b4', 'inn')) == set([2])
assert ids(f2.livetypes('b4', 'out')) == set([])
def t_reachdef_ifandorthen_engine():
#raise nose.SkipTest
blocks, functions = cf_analyze('''
var f = func(x) {
var c
if ((x > 5 || x < 3) && (1 < x || x < 4)) {
c = 1
} else {
c = 2
}
return c
}
print f(10)
''')
name = reachdef.ReachingDefintions.name
df.analyze(reachdef.ReachingDefintions, functions, True)
f2 = functions['f2']
b1_inn = functions['main'].df[name].inn['b1']
b1_out = functions['main'].df[name].out['b1']
b2_inn = functions['f2'].df[name].inn['b2']
b2_out = functions['f2'].df[name].out['b2']
b3_inn = functions['f2'].df[name].inn['b3']
b3_out = functions['f2'].df[name].out['b3']
b4_inn = functions['f2'].df[name].inn['b4']
b4_out = functions['f2'].df[name].out['b4']
b5_inn = functions['f2'].df[name].inn['b5']
b5_out = functions['f2'].df[name].out['b5']
b6_inn = functions['f2'].df[name].inn['b6']
b6_out = functions['f2'].df[name].out['b6']
b7_inn = functions['f2'].df[name].inn['b7']
b7_out = functions['f2'].df[name].out['b7']
b8_inn = functions['f2'].df[name].inn['b8']
b8_out = functions['f2'].df[name].out['b8']
assert b1_inn == set()
assert b1_out == set([('b1', 0), ('b1', 3)])
assert b2_inn == set([])
assert b2_out == set([('b2', 1), ('b2', 0)])
assert b3_inn == set([('b6', 0), ('b8', 0), ('b7', 0), ('b2', 1), ('b2', 0)])
assert b3_out == set([('b6', 0), ('b3', 0), ('b8', 0), ('b7', 0), ('b2', 1), ('b2', 0)])
assert b4_inn == set([('b6', 0), ('b3', 0), ('b8', 0), ('b7', 0), ('b5', 0), ('b2', 1), ('b2', 0)])
assert b4_out == set([('b6', 0), ('b5', 0), ('b3', 0), ('b8', 0), ('b7', 0), ('b2', 1), ('b2', 0)])
assert b5_inn == set([('b6', 0), ('b8', 0), ('b7', 0), ('b2', 1), ('b2', 0)])
assert b5_out == set([('b6', 0), ('b5', 0), ('b8', 0), ('b7', 0), ('b2', 1), ('b2', 0)])
assert b6_inn == set([('b2', 1), ('b2', 0), ('b8', 0)])
assert b6_out == set([('b6', 0), ('b2', 1), ('b2', 0), ('b8', 0)])
assert b7_inn == set([('b6', 0), ('b2', 1), ('b2', 0), ('b8', 0)])
assert b7_out == set([('b7', 0), ('b6', 0), ('b2', 1), ('b2', 0), ('b8', 0)])
assert b8_inn == set([('b2', 1), ('b2', 0)])
assert b8_out == set([('b2', 1), ('b2', 0), ('b8', 0)])
def t_reachdef_ifthenelse_engine():
#raise nose.SkipTest()
blocks, functions = cf_analyze('''
var f = func(x) {
var c = 3
if (x > 0) {
c = f(x-1)
} else {
c = x
}
return c
}
print f(10)
''')
df.analyze(reachdef.ReachingDefintions, functions, True)
name = reachdef.ReachingDefintions.name
b1_inn = functions['main'].df[name].inn['b1']
b1_out = functions['main'].df[name].out['b1']
b2_inn = functions['f2'].df[name].inn['b2']
b2_out = functions['f2'].df[name].out['b2']
b3_inn = functions['f2'].df[name].inn['b3']
b3_out = functions['f2'].df[name].out['b3']
b4_inn = functions['f2'].df[name].inn['b4']
b4_out = functions['f2'].df[name].out['b4']
b5_inn = functions['f2'].df[name].inn['b5']
b5_out = functions['f2'].df[name].out['b5']
assert b1_inn == set()
assert b1_out == set([('b1', 0), ('b1', 3)])
assert b2_inn == set()
assert b2_out == set([('b2', 1), ('b2', 2), ('b2', 0)])
assert b3_inn == set([('b2', 1), ('b2', 2), ('b2', 0)])
assert b3_out == set([('b3', 4), ('b2', 2), ('b3', 0), ('b3', 1), ('b2', 0)])
assert b4_inn == set([('b3', 4), ('b2', 2), ('b3', 0), ('b3', 1), ('b5', 0), ('b2', 0)])
assert b4_out == set([('b3', 4), ('b2', 2), ('b5', 0), ('b3', 0), ('b3', 1), ('b2', 0)])
assert b5_inn == set([('b2', 1), ('b2', 2), ('b2', 0)])
assert b5_out == set([('b5', 0), ('b2', 2), ('b2', 0)])
def t_livevar_ifthenelse_engine():
blocks, functions = cf_analyze('''
var f = func(x) {
var c = 3
if (x > 0) {
c = f(x-1)
} else {
c = x
}
return c
}
print f(10)
''')
df.analyze(livevar.LiveVariable, functions, True)
name = livevar.LiveVariable.name
b1_inn = functions['main'].df[name].inn['b1']
b1_out = functions['main'].df[name].out['b1']
b2_inn = functions['f2'].df[name].inn['b2']
b2_out = functions['f2'].df[name].out['b2']
b3_inn = functions['f2'].df[name].inn['b3']
b3_out = functions['f2'].df[name].out['b3']
b4_inn = functions['f2'].df[name].inn['b4']
b4_out = functions['f2'].df[name].out['b4']
b5_inn = functions['f2'].df[name].inn['b5']
b5_out = functions['f2'].df[name].out['b5']
assert b1_inn == set([0])
assert b1_out == set([])
assert b2_inn == set([0])
assert b2_out == set([0, 1])
assert b3_inn == set([0, 1])
assert b3_out == set([2])
assert b4_inn == set([2])
assert b4_out == set([])
assert b5_inn == set([1])
assert b5_out == set([2])