def test_simpleIf():
b = ast_parse.parse(simpleIf).body
p = Path(b,source=simpleIf)
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# ifSide's path should now be inside, meaning only the print statement
assert len(ifSide.state.path) == 1
# Else should be in the else statement
assert len(elseSide.state.path) == 2
# Neither have anything to do after the if statement
assert len(ifSide.state.callStack) == 1
assert len(elseSide.state.callStack) == 0
# If side should not be possible
assert not ifSide.state.isSat()
assert elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == None
assert elseSide.state.any_int('x') == 1
def test_simpleIf():
b = ast_parse.parse(simpleIf).body
p = Path(b, source=simpleIf)
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# ifSide's path should now be inside, meaning only the print statement
assert len(ifSide.state.path) == 1
# Else should be in the else statement
assert len(elseSide.state.path) == 2
# Neither have anything to do after the if statement
assert len(ifSide.state.callStack) == 1
assert len(elseSide.state.callStack) == 0
# If side should not be possible
assert not ifSide.state.isSat()
assert elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == None
assert elseSide.state.any_int('x') == 1
def test_pySym_returnToAssign():
# Testing that we can return a function to a variable
b = ast_parse.parse(test5).body
p = Path(b,source=test5)
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.any_int('x') == 5
def test_ifReturn():
b = ast_parse.parse(testIfReturn).body
p = Path(b,source=testIfReturn)
p = p.step()[0].step()[0]
ifSide,elseSide = p.step()
ifSide = ifSide.step()[0].step()[0]
elseSide = elseSide.step()[0].step()[0]
assert ifSide.state.any_int('x') == 2
assert ifSide.state.any_real('y') == 2.2
assert elseSide.state.any_int('x') == None
assert elseSide.state.any_real('y') == None # Else side is wonky because it's not a possible path
def test_ifReturn():
b = ast_parse.parse(testIfReturn).body
p = Path(b, source=testIfReturn)
p = p.step()[0].step()[0]
ifSide, elseSide = p.step()
ifSide = ifSide.step()[0].step()[0]
elseSide = elseSide.step()[0].step()[0]
assert ifSide.state.any_int('x') == 2
assert ifSide.state.any_real('y') == 2.2
assert elseSide.state.any_int('x') == None
assert elseSide.state.any_real(
'y') == None # Else side is wonky because it's not a possible path
def test_pySym_AugAssign_MixedTypes():
#######
# Add #
#######
b = ast_parse.parse(test2).body
p = Path(b,source=test2)
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_real('x') == 9.0
assert elseSide.state.objectManager.getVar('x',ctx=elseSide.state.ctx).getZ3Object().is_real()
def test_pySym_pass():
# Testing we can pass :-)
b = ast_parse.parse(test1).body
p = Path(b,source=test1)
p = p.step()[0]
p = p.step()[0]
assert p.state.any_int('x') == 4
assert len(p.state.backtrace) == 2
def test_pathCopy():
b = ast_parse.parse(test1).body
p = Path(b, source=test1)
p2 = p.copy()
assert p2 != p
p = p.step()[0]
assert p.state.any_int('x') == 1
with pytest.raises(Exception):
p2.state.any_int('x')
def test_pySym_FuncionDef():
b = ast_parse.parse(test1).body
p = Path(b,source=test1)
# Step through program
p = p.step()[0]
p = p.step()[0]
# We should have two defs now
assert "test" in p.state.functions
assert "test2" in p.state.functions
def test_pySym_FuncionDef():
b = ast_parse.parse(test1).body
p = Path(b, source=test1)
# Step through program
p = p.step()[0]
p = p.step()[0]
# We should have two defs now
assert "test" in p.state.functions
assert "test2" in p.state.functions
def test_pySym_pass():
# Testing we can pass :-)
b = ast_parse.parse(test1).body
p = Path(b, source=test1)
p = p.step()[0]
p = p.step()[0]
assert p.state.any_int('x') == 4
assert len(p.state.backtrace) == 2
def test_pathCopy():
b = ast_parse.parse(test1).body
p = Path(b,source=test1)
p2 = p.copy()
assert p2 != p
p = p.step()[0]
assert p.state.any_int('x') == 1
with pytest.raises(Exception):
p2.state.any_int('x')
def test_mixedTypes():
b = ast_parse.parse(test3).body
p = Path(b, source=test3)
# Step through program
p = p.step()[0]
p = p.step()[0]
print(p.state.solver)
print(p.state.isSat())
assert p.state.isSat()
assert p.state.any_real('x') == 5.5
def test_mixedTypes():
b = ast_parse.parse(test3).body
p = Path(b,source=test3)
# Step through program
p = p.step()[0]
p = p.step()[0]
print(p.state.solver)
print(p.state.isSat())
assert p.state.isSat()
assert p.state.any_real('x') == 5.5
def test_basicPathStep():
b = ast_parse.parse(test1).body
p1 = Path(b,source=test1)
p2 = p1.step()[0].step()[0]
p1.printBacktrace()
p2.printBacktrace()
assert p2.state.any_int('x') == 1
assert p2.state.any_int('y') == 2
with pytest.raises(Exception):
p1.state.any_int('x')
with pytest.raises(Exception):
p1.state.any_int('y')
def test_basicPathStep():
b = ast_parse.parse(test1).body
p1 = Path(b, source=test1)
p2 = p1.step()[0].step()[0]
p1.printBacktrace()
p2.printBacktrace()
assert p2.state.any_int('x') == 1
assert p2.state.any_int('y') == 2
with pytest.raises(Exception):
p1.state.any_int('x')
with pytest.raises(Exception):
p1.state.any_int('y')
def test_pySym_AugAssign():
#######
# Add #
#######
b = ast_parse.parse(test1.format("+=")).body
p = Path(b,source=test1.format("+="))
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_int('x') == 14
############
# Subtract #
############
b = ast_parse.parse(test1.format("-=")).body
p = Path(b,source=test1.format("-="))
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_int('x') == 0
############
# Multiply #
############
b = ast_parse.parse(test1.format("*=")).body
p = Path(b,source=test1.format("*="))
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_int('x') == 49
##########
# Divide #
##########
b = ast_parse.parse(test1.format("/=")).body
p = Path(b,source=test1.format("/="))
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_int('x') == 1
##########
# Modulo #
##########
b = ast_parse.parse(test1.format("%=")).body
p = Path(b,source=test1.format("%="))
# Step through program
p = p.step()[0]
p = p.step()[0]
ifSide,elseSide = p.step()
elseSide = elseSide.step()[0]
assert elseSide.state.isSat()
assert elseSide.state.any_int('x') == 0
def test_pySym_Compare():
################
# Greater Than #
################
b = ast_parse.parse(compare1.format(1,5,">")).body
p = Path(b,source=compare1.format(1,5,">"))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should not be possible
assert not ifSide.state.isSat()
assert elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == None
assert elseSide.state.any_int('x') == 1
#########################
# Greater Than Or Equal #
#########################
b = ast_parse.parse(compare1.format(2,2,">=")).body
p = Path(b,source=compare1.format(2,2,">="))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should be correct
assert ifSide.state.isSat()
assert not elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == 2
assert elseSide.state.any_int('x') == None
#############
# Less Than #
#############
b = ast_parse.parse(compare1.format(1,5,"<")).body
p = Path(b,source=compare1.format(1,5,"<"))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should be correct
assert ifSide.state.isSat()
assert not elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == 1
assert elseSide.state.any_int('x') == None
######################
# Less Than Or Equal #
######################
b = ast_parse.parse(compare1.format(3,5,"<=")).body
p = Path(b,source=compare1.format(3,5,"<="))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should be correct
assert ifSide.state.isSat()
assert not elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == 3
assert elseSide.state.any_int('x') == None
#########
# Equal #
#########
b = ast_parse.parse(compare1.format(1,5,"==")).body
p = Path(b,source=compare1.format(1,5,"=="))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should not be correct
assert not ifSide.state.isSat()
assert elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == None
assert elseSide.state.any_int('x') == 1
#############
# Not Equal #
#############
b = ast_parse.parse(compare1.format(1,5,"!=")).body
p = Path(b,source=compare1.format(1,5,"!="))
# Step through the "if" statement
p = p.step()[0]
p = p.step()[0]
p2 = p.step()
ifSide = p2[0]
elseSide = p2[1]
# If side should be correct
assert ifSide.state.isSat()
assert not elseSide.state.isSat()
# Track expected number of assertions
#assert len(ifSide.state.solver.assertions()) == 3
#assert len(elseSide.state.solver.assertions()) == 3
# Make sure the answer makes sense
assert ifSide.state.any_int('x') == 1
assert elseSide.state.any_int('x') == None
def test_pySym_BinOp():
#######
# Add #
#######
b = ast_parse.parse(test1.format("+")).body
p = Path(b, source=test1.format("+"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 4.0
#######
# Sub #
#######
b = ast_parse.parse(test1.format("-")).body
p = Path(b, source=test1.format("-"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == -1.0
#######
# Mul #
#######
b = ast_parse.parse(test1.format("*")).body
p = Path(b, source=test1.format("*"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 3.75
#######
# Div #
#######
b = ast_parse.parse(test1.format("/")).body
p = Path(b, source=test1.format("/"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 0.6
#######
# Mod #
#######
b = ast_parse.parse(test2.format("%")).body
p = Path(b, source=test2.format("%"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_int('x') == 2
def test_pySym_BinOp():
#######
# Add #
#######
b = ast_parse.parse(test1.format("+")).body
p = Path(b,source=test1.format("+"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 4.0
#######
# Sub #
#######
b = ast_parse.parse(test1.format("-")).body
p = Path(b,source=test1.format("-"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == -1.0
#######
# Mul #
#######
b = ast_parse.parse(test1.format("*")).body
p = Path(b,source=test1.format("*"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 3.75
#######
# Div #
#######
b = ast_parse.parse(test1.format("/")).body
p = Path(b,source=test1.format("/"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_real('x') == 0.6
#######
# Mod #
#######
b = ast_parse.parse(test2.format("%")).body
p = Path(b,source=test2.format("%"))
# Step through program
p = p.step()[0]
p = p.step()[0]
p = p.step()[0]
assert p.state.isSat()
assert p.state.any_int('x') == 2