def test_arithmetic(self):
"""Test that arithmetic operations result in integers."""
for test in [
TypeTest(sir.BinOpCode(name = 'OP_ADD', left = sir.Int(5), right = sir.Int(6)), SymbolType.Integer),
TypeTest(sir.BinOpCode(name = 'OP_ADD', left = sir.Bytes('05'), right = sir.Bytes('06')), SymbolType.Integer),
]:
self._test(test)
def test_basic_types(self):
for test in [
TypeTest(sir.Int(5), SymbolType.Integer),
TypeTest(sir.Bytes('05'), SymbolType.ByteArray),
TypeTest(sir.Symbol('foo'), SymbolType.Symbol),
]:
self._test(test)
def test_assignments(self):
for node, expected in [
(sir.Declaration(name='foo', value=sir.Int(5), type_=SymbolType.Integer, mutable=True), 'let mutable foo = 5'),
(sir.Declaration(name='foo', value=sir.Int(5), type_=SymbolType.Integer, mutable=False), 'let foo = 5'),
(sir.Assignment(name='foo', value=sir.Int(5), type_=SymbolType.Integer), 'foo = 5'),
(sir.Assignment(name='foo', value=sir.Bytes('05'), type_=SymbolType.Integer), 'foo = 05'),
]:
self.assertEqual(expected, SInstructions.format_op(node))
def test_function_call(self):
for node, expected in [
(sir.FunctionCall(name='foo', args=[]), 'foo()'),
(sir.FunctionCall(name='foo', args=[sir.Int(5)]), 'foo(5)'),
(sir.FunctionCall(name='foo', args=[sir.Int(5), sir.Int(6)]), 'foo(5, 6)'),
(sir.FunctionCall(name='foo', args=[sir.Int(5), sir.Bytes('06')]), 'foo(5, 06)'),
]:
self.assertEqual(expected, SInstructions.format_op(node))
def test_op(self):
op = sir.OpCode(name='OP_FOO')
op.lineno = 0
push = sir.Bytes('01')
push.lineno = 0
s = sir.Script(statements=[op, push])
ops = self._linearize(s)
self.assertEqual("['OP_FOO', 'OP_1']", str(ops))
def test_unary_op(self):
for name, expected in [
('OP_1ADD', '05++'),
('OP_1SUB', '05--'),
('OP_2MUL', '05 * 2'),
('OP_2DIV', '05 / 2'),
('OP_NEGATE', '-05'),
('OP_ABS', '|05|'),
]:
op = sir.UnaryOpCode(name = name, operand = sir.Bytes('05'))
self.assertEqual(expected, SInstructions.format_op(op))
def test_binary_op(self):
for name, expected in [
('OP_ADD', '05 + 06'),
('OP_SUB', '05 - 06'),
('OP_MUL', '05 * 06'),
('OP_DIV', '05 / 06'),
('OP_MOD', '05 % 06'),
('OP_LSHIFT', '05 << 06'),
('OP_RSHIFT', '05 >> 06'),
('OP_BOOLAND', '05 and 06'),
('OP_BOOLOR', '05 or 06'),
('OP_NUMEQUAL', '05 == 06'),
('OP_NUMNOTEQUAL', '05 != 06'),
('OP_LESSTHAN', '05 < 06'),
('OP_GREATERTHAN', '05 > 06'),
('OP_LESSTHANOREQUAL', '05 <= 06'),
('OP_GREATERTHANOREQUAL', '05 >= 06'),
]:
op = sir.BinOpCode(name = name, left = sir.Bytes('05'), right = sir.Bytes('06'))
self.assertEqual(expected, SInstructions.format_op(op))
def visit_List(self, node):
"""Transform array of bytes to bytes."""
op = types.Bytes(hexs.format_hex(''.join(node.elts)))
op.lineno = node.lineno
return self.visit(op)
def visit_Str(self, node):
hex_strs = [hex(ord(i)) for i in node.s]
hex_strs = map(hexs.format_hex, hex_strs)
return types.Bytes(''.join(hex_strs))
def visit_list(self, node):
return self.visit(structural_nodes.Bytes(''.join(node)))
def test_operations(self):
for test in [
TypeTest(sir.UnaryOpCode(name = 'OP_SHA1', operand = sir.Int(5)), SymbolType.ByteArray),
TypeTest(sir.UnaryOpCode(name = 'OP_SHA1', operand = sir.Symbol('foo')), SymbolType.Expr),
TypeTest(sir.VariableArgsOpCode(name='OP_CHECKMULTISIG', operands=[sir.Int(1), sir.Bytes('111111'), sir.Bytes('222222'), sir.Int(2)]),
SymbolType.ByteArray),
]:
self._test(test)