def test_flattenBlocks_branch():
blockTrue = pt.TealSimpleBlock([
pt.TealOp(None, pt.Op.byte, '"true"'),
pt.TealOp(None, pt.Op.return_)
])
blockFalse = pt.TealSimpleBlock([
pt.TealOp(None, pt.Op.byte, '"false"'),
pt.TealOp(None, pt.Op.return_)
])
block = pt.TealConditionalBlock([pt.TealOp(None, pt.Op.int, 1)])
block.setTrueBlock(blockTrue)
block.setFalseBlock(blockFalse)
block.addIncoming()
block.validateTree()
blocks = [block, blockFalse, blockTrue]
expected = [
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.bnz, pt.LabelReference("l2")),
pt.TealOp(None, pt.Op.byte, '"false"'),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, pt.LabelReference("l2")),
pt.TealOp(None, pt.Op.byte, '"true"'),
pt.TealOp(None, pt.Op.return_),
]
actual = flattenBlocks(blocks)
assert actual == expected
def test_flattenSubroutines_no_subroutines():
subroutineToLabel = OrderedDict()
l1Label = pt.LabelReference("l1")
mainOps = [
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, l1Label),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, l1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
]
subroutineMapping = {None: mainOps}
expectedL1Label = pt.LabelReference("main_l1")
expected = [
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, expectedL1Label),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, expectedL1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
]
actual = flattenSubroutines(subroutineMapping, subroutineToLabel)
assert actual == expected
def test_flattenSubroutines_1_subroutine():
subroutine = pt.SubroutineDefinition(
lambda: pt.Int(1) + pt.Int(2) + pt.Int(3), pt.TealType.uint64)
subroutineToLabel = OrderedDict()
subroutineToLabel[subroutine] = "sub0"
subroutineLabel = pt.LabelReference(subroutineToLabel[subroutine])
subroutineOps = [
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.retsub),
]
l1Label = pt.LabelReference("l1")
mainOps = [
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, l1Label),
pt.TealOp(None, pt.Op.callsub, subroutineLabel),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, l1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
]
subroutineMapping = {None: mainOps, subroutine: subroutineOps}
expectedL1Label = pt.LabelReference("main_l1")
expectedSubroutineLabel = pt.LabelReference("sub0")
expected = [
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, expectedL1Label),
pt.TealOp(None, pt.Op.callsub, expectedSubroutineLabel),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, expectedL1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, expectedSubroutineLabel, "<lambda>"),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.retsub),
]
actual = flattenSubroutines(subroutineMapping, subroutineToLabel)
assert actual == expected
def test_flattenBlocks_multiple_branch_converge():
blockEnd = pt.TealSimpleBlock([pt.TealOp(None, pt.Op.return_)])
blockTrueTrue = pt.TealSimpleBlock(
[pt.TealOp(None, pt.Op.byte, '"true true"')])
blockTrueTrue.setNextBlock(blockEnd)
blockTrueFalse = pt.TealSimpleBlock([
pt.TealOp(None, pt.Op.byte, '"true false"'),
pt.TealOp(None, pt.Op.err)
])
blockTrueBranch = pt.TealConditionalBlock([])
blockTrueBranch.setTrueBlock(blockTrueTrue)
blockTrueBranch.setFalseBlock(blockTrueFalse)
blockTrue = pt.TealSimpleBlock([pt.TealOp(None, pt.Op.byte, '"true"')])
blockTrue.setNextBlock(blockTrueBranch)
blockFalse = pt.TealSimpleBlock([pt.TealOp(None, pt.Op.byte, '"false"')])
blockFalse.setNextBlock(blockEnd)
block = pt.TealConditionalBlock([pt.TealOp(None, pt.Op.int, 1)])
block.setTrueBlock(blockTrue)
block.setFalseBlock(blockFalse)
block.addIncoming()
block.validateTree()
blocks = [
block,
blockFalse,
blockTrue,
blockTrueBranch,
blockTrueFalse,
blockTrueTrue,
blockEnd,
]
expected = [
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.bnz, pt.LabelReference("l2")),
pt.TealOp(None, pt.Op.byte, '"false"'),
pt.TealOp(None, pt.Op.b, pt.LabelReference("l6")),
pt.TealLabel(None, pt.LabelReference("l2")),
pt.TealOp(None, pt.Op.byte, '"true"'),
pt.TealOp(None, pt.Op.bnz, pt.LabelReference("l5")),
pt.TealOp(None, pt.Op.byte, '"true false"'),
pt.TealOp(None, pt.Op.err),
pt.TealLabel(None, pt.LabelReference("l5")),
pt.TealOp(None, pt.Op.byte, '"true true"'),
pt.TealLabel(None, pt.LabelReference("l6")),
pt.TealOp(None, pt.Op.return_),
]
actual = flattenBlocks(blocks)
assert actual == expected
def test_flattenSubroutines_multiple_subroutines():
def sub1Impl():
return None
def sub2Impl(a1):
return None
def sub3Impl(a1, a2, a3):
return None
subroutine1 = pt.SubroutineDefinition(sub1Impl, pt.TealType.uint64)
subroutine2 = pt.SubroutineDefinition(sub2Impl, pt.TealType.bytes)
subroutine3 = pt.SubroutineDefinition(sub3Impl, pt.TealType.none)
subroutineToLabel = OrderedDict()
subroutineToLabel[subroutine1] = "sub0"
subroutineToLabel[subroutine2] = "sub1"
subroutineToLabel[subroutine3] = "sub2"
subroutine1Label = pt.LabelReference(subroutineToLabel[subroutine1])
subroutine1Ops = [
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.retsub),
]
subroutine2Label = pt.LabelReference(subroutineToLabel[subroutine2])
subroutine2L1Label = pt.LabelReference("l1")
subroutine2L2Label = pt.LabelReference("l2")
subroutine2L3Label = pt.LabelReference("l3")
subroutine2L4Label = pt.LabelReference("l4")
subroutine2Ops = [
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, subroutine2L1Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, subroutine2L2Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, subroutine2L3Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 4),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, subroutine2L4Label),
pt.TealOp(None, pt.Op.err),
pt.TealLabel(None, subroutine2L1Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"1"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, subroutine2L2Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"2"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, subroutine2L3Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"3"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, subroutine2L4Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"4"'),
pt.TealOp(None, pt.Op.retsub),
]
subroutine3Label = pt.LabelReference(subroutineToLabel[subroutine3])
subroutine3L1Label = pt.LabelReference("l1")
subroutine3Ops = [
pt.TealLabel(None, subroutine3L1Label),
pt.TealOp(None, pt.Op.app_local_put),
pt.TealOp(None, pt.Op.retsub),
pt.TealOp(None, pt.Op.b, subroutine3L1Label),
]
l1Label = pt.LabelReference("l1")
mainOps = [
pt.TealOp(None, pt.Op.byte, '"account"'),
pt.TealOp(None, pt.Op.byte, '"key"'),
pt.TealOp(None, pt.Op.byte, '"value"'),
pt.TealOp(None, pt.Op.callsub, subroutine3Label),
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, l1Label),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.callsub, subroutine2Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.callsub, subroutine1Label),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, l1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
]
subroutineMapping = {
None: mainOps,
subroutine1: subroutine1Ops,
subroutine2: subroutine2Ops,
subroutine3: subroutine3Ops,
}
expectedL1Label = pt.LabelReference("main_l1")
expectedSubroutine1Label = pt.LabelReference("sub0")
expectedSubroutine2Label = pt.LabelReference("sub1")
expectedSubroutine2L1Label = pt.LabelReference("sub1_l1")
expectedSubroutine2L2Label = pt.LabelReference("sub1_l2")
expectedSubroutine2L3Label = pt.LabelReference("sub1_l3")
expectedSubroutine2L4Label = pt.LabelReference("sub1_l4")
expectedSubroutine3Label = pt.LabelReference("sub2")
expectedSubroutine3L1Label = pt.LabelReference("sub2_l1")
expected = [
pt.TealOp(None, pt.Op.byte, '"account"'),
pt.TealOp(None, pt.Op.byte, '"key"'),
pt.TealOp(None, pt.Op.byte, '"value"'),
pt.TealOp(None, pt.Op.callsub, subroutine3Label),
pt.TealOp(None, pt.Op.txn, "Fee"),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bz, expectedL1Label),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.callsub, subroutine2Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.callsub, subroutine1Label),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, expectedL1Label),
pt.TealOp(None, pt.Op.int, 0),
pt.TealOp(None, pt.Op.return_),
pt.TealLabel(None, expectedSubroutine1Label, "sub1Impl"),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.add),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, expectedSubroutine2Label, "sub2Impl"),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 1),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, expectedSubroutine2L1Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 2),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, expectedSubroutine2L2Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 3),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, expectedSubroutine2L3Label),
pt.TealOp(None, pt.Op.dup),
pt.TealOp(None, pt.Op.int, 4),
pt.TealOp(None, pt.Op.eq),
pt.TealOp(None, pt.Op.bnz, expectedSubroutine2L4Label),
pt.TealOp(None, pt.Op.err),
pt.TealLabel(None, expectedSubroutine2L1Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"1"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, expectedSubroutine2L2Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"2"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, expectedSubroutine2L3Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"3"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, expectedSubroutine2L4Label),
pt.TealOp(None, pt.Op.pop),
pt.TealOp(None, pt.Op.byte, '"4"'),
pt.TealOp(None, pt.Op.retsub),
pt.TealLabel(None, expectedSubroutine3Label, "sub3Impl"),
pt.TealLabel(None, expectedSubroutine3L1Label),
pt.TealOp(None, pt.Op.app_local_put),
pt.TealOp(None, pt.Op.retsub),
pt.TealOp(None, pt.Op.b, expectedSubroutine3L1Label),
]
actual = flattenSubroutines(subroutineMapping, subroutineToLabel)
assert actual == expected