def test_diamond(self):
# Disassembled from:
# | if []:
# | y = 1
# | elif []:
# | y = 2
# | elif []:
# | y = None
# | return y
code = self.make_code([
0x67, 0, 0, # 0 BUILD_LIST, arg=0,
0x72, 15, 0, # 3 POP_JUMP_IF_FALSE, dest=15,
0x64, 1, 0, # 6 LOAD_CONST, arg=1 (1),
0x7d, 1, 0, # 9 STORE_FAST, arg=1 "y",
0x6e, 30, 0, # 12 JUMP_FORWARD, dest=45,
0x67, 0, 0, # 15 BUILD_LIST, arg=0,
0x72, 30, 0, # 18 POP_JUMP_IF_FALSE, dest=30,
0x64, 2, 0, # 21 LOAD_CONST, arg=2 (2),
0x7d, 1, 0, # 24 STORE_FAST, arg=1 "y",
0x6e, 15, 0, # 27 JUMP_FORWARD, dest=45,
0x67, 0, 0, # 30 BUILD_LIST, arg=0,
0x72, 45, 0, # 33 POP_JUMP_IF_FALSE, dest=45,
0x64, 0, 0, # 36 LOAD_CONST, arg=0 (None),
0x7d, 1, 0, # 39 STORE_FAST, arg=1 "y",
0x6e, 0, 0, # 42 JUMP_FORWARD, dest=45,
0x7c, 1, 0, # 45 LOAD_FAST, arg=1,
0x53, # 48 RETURN_VALUE
])
code = blocks.process_code(code, {})
v = vm.VirtualMachine(self.errorlog, self.options, loader=self.loader)
v.run_bytecode(v.program.NewCFGNode(), code)
def test_diamond(self):
program = cfg.Program()
# Disassembled from:
# | if []:
# | y = 1
# | elif []:
# | y = 2
# | elif []:
# | y = None
# | return y
code = self.make_code([
0x67, 0, 0, # 0 BUILD_LIST, arg=0,
0x72, 15, 0, # 3 POP_JUMP_IF_FALSE, dest=15,
0x64, 1, 0, # 6 LOAD_CONST, arg=1 (1),
0x7d, 1, 0, # 9 STORE_FAST, arg=1 "y",
0x6e, 30, 0, # 12 JUMP_FORWARD, dest=45,
0x67, 0, 0, # 15 BUILD_LIST, arg=0,
0x72, 30, 0, # 18 POP_JUMP_IF_FALSE, dest=30,
0x64, 2, 0, # 21 LOAD_CONST, arg=2 (2),
0x7d, 1, 0, # 24 STORE_FAST, arg=1 "y",
0x6e, 15, 0, # 27 JUMP_FORWARD, dest=45,
0x67, 0, 0, # 30 BUILD_LIST, arg=0,
0x72, 45, 0, # 33 POP_JUMP_IF_FALSE, dest=45,
0x64, 0, 0, # 36 LOAD_CONST, arg=0 (None),
0x7d, 1, 0, # 39 STORE_FAST, arg=1 "y",
0x6e, 0, 0, # 42 JUMP_FORWARD, dest=45,
0x7c, 1, 0, # 45 LOAD_FAST, arg=1,
0x53, # 48 RETURN_VALUE
])
code = blocks.process_code(code)
v = vm.VirtualMachine(self.PYTHON_VERSION, errors.ErrorLog())
v.run_bytecode(program.NewCFGNode(), code)
def test_apply_typecomments(self):
# Disassembly + type comment map from
# a = 1; b = 2 # type: float
# The type comment should only apply to b.
co = self.make_code([
0x64,
0,
0, # [0] 0 LOAD_CONST, arg=0 (1)
0x5a,
0,
0, # [1] 3 STORE_NAME, arg=0 (a)
0x64,
1,
0, # [2] 6 LOAD_CONST, arg=1 (2)
0x5a,
1,
0, # [3] 9 STORE_NAME, arg=1 (b)
0x64,
2,
0, # [4] 12 LOAD_CONST, arg=2 (None)
0x53 # [5] 15 RETURN_VALUE
])
ordered_code = blocks.process_code(co, {1: ("a = 1; b = 2", "float")})
bytecode = ordered_code.order[0].code
self.assertEqual(bytecode[1].type_comment, None)
self.assertEqual(bytecode[3].type_comment, "float")
def _compile(self, src, mode="exec"):
exe = (["python" + ".".join(map(str, self.python_version))], [])
pyc_data = pyc.compile_src_string_to_pyc_string(
src, filename="test_input.py", python_version=self.python_version,
python_exe=exe, mode=mode)
code = pyc.parse_pyc_string(pyc_data)
code = blocks.process_code(code, self.python_version)
return code
def test_simple(self):
# Disassembled from:
# | return None
code = self.make_code([
0x64, 1, 0, # 0 LOAD_CONST, arg=1 (1)
0x53, # 3 RETURN_VALUE
], name="simple")
code = blocks.process_code(code, {})
v = vm.VirtualMachine(self.errorlog, self.options, loader=self.loader)
v.run_bytecode(v.program.NewCFGNode(), code)
def test_simple(self):
program = cfg.Program()
# Disassembled from:
# | return None
code = self.make_code([
0x64, 1, 0, # 0 LOAD_CONST, arg=1 (1)
0x53, # 3 RETURN_VALUE
], name="simple")
code = blocks.process_code(code)
v = vm.VirtualMachine(self.PYTHON_VERSION, errors.ErrorLog())
v.run_bytecode(program.NewCFGNode(), code)
def _create(self, src, disable=()):
self.num_lines = len(src.rstrip().splitlines())
src = textwrap.dedent(src)
src_tree = directors.parse_src(src, self.python_version)
self._errorlog = errors.ErrorLog()
if self.python_version < (3, 8):
raw_code = pyc.compile_src(src, _TEST_FILENAME,
self.python_version, None)
code = blocks.process_code(raw_code, self.python_version)
else:
code = None
self._director = directors.Director(src_tree, self._errorlog,
_TEST_FILENAME, disable, code)
def test_apply_typecomments(self):
# Disassembly + type comment map from
# a = 1; b = 2 # type: float
# The type comment should only apply to b.
o = test_utils.Py2Opcodes
co = self.make_code([
o.LOAD_CONST, 0, 0, o.STORE_NAME, 0, 0, o.LOAD_CONST, 1, 0,
o.STORE_NAME, 1, 0, o.LOAD_CONST, 2, 0, o.RETURN_VALUE
])
ordered_code = blocks.process_code(co, {1: ("a = 1; b = 2", "float")},
[])
bytecode = ordered_code.order[0].code
self.assertEqual(bytecode[1].type_comment, None)
self.assertEqual(bytecode[3].type_comment, "float")
def test_apply_typecomments(self):
# Disassembly + type comment map from
# a = 1; b = 2 # type: float
# The type comment should only apply to b.
o = test_utils.Py2Opcodes
co = self.make_code([
o.LOAD_CONST, 0, 0, o.STORE_NAME, 0, 0, o.LOAD_CONST, 1, 0,
o.STORE_NAME, 1, 0, o.LOAD_CONST, 2, 0, o.RETURN_VALUE
])
ordered_code = blocks.merge_annotations(
blocks.process_code(co, self.python_version), {1: "float"}, [])
bytecode = ordered_code.order[0].code
self.assertIsNone(bytecode[1].annotation)
self.assertEqual(bytecode[3].annotation, "float")
def test_simple(self):
# Disassembled from:
# | return None
code = self.make_code(
[
0x64,
1, # 0 LOAD_CONST, arg=1 (1)
0x53,
0, # 3 RETURN_VALUE (0)
],
name="simple")
code = blocks.process_code(code, self.python_version)
ctx = context.Context(self.errorlog, self.options, loader=self.loader)
ctx.vm = vm.VirtualMachine(ctx)
ctx.vm.run_bytecode(ctx.program.NewCFGNode(), code)
def test_simple(self):
program = cfg.Program()
# Disassembled from:
# | return None
code = self.make_code(
[
0x64,
1,
0, # 0 LOAD_CONST, arg=1 (1)
0x53, # 3 RETURN_VALUE
],
name="simple")
code = blocks.process_code(code)
v = vm.VirtualMachine(self.PYTHON_VERSION, errors.ErrorLog())
v.run_bytecode(program.NewCFGNode(), code)
def test_diamond(self):
# Disassembled from:
# | if []:
# | y = 1
# | elif []:
# | y = 2
# | elif []:
# | y = None
# | return y
o = test_utils.Py37Opcodes
code = self.make_code([
o.BUILD_LIST,
0,
o.POP_JUMP_IF_FALSE,
10,
o.LOAD_CONST,
1,
o.STORE_FAST,
0,
o.JUMP_FORWARD,
18,
o.BUILD_LIST,
0,
o.POP_JUMP_IF_FALSE,
20,
o.LOAD_CONST,
2,
o.STORE_FAST,
0,
o.JUMP_FORWARD,
8,
o.BUILD_LIST,
0,
o.POP_JUMP_IF_FALSE,
28,
o.LOAD_CONST,
0,
o.STORE_FAST,
0,
o.LOAD_FAST,
0,
o.RETURN_VALUE,
0,
])
code = blocks.process_code(code, self.python_version)
ctx = context.Context(self.errorlog, self.options, loader=self.loader)
ctx.vm = vm.VirtualMachine(ctx)
ctx.vm.run_bytecode(ctx.program.NewCFGNode(), code)
def test_diamond(self):
# Disassembled from:
# | if []:
# | y = 1
# | elif []:
# | y = 2
# | elif []:
# | y = None
# | return y
o = test_utils.Py2Opcodes
code = self.make_code([
o.BUILD_LIST,
0,
0,
o.POP_JUMP_IF_FALSE,
15,
0,
o.LOAD_CONST,
1,
0,
o.STORE_FAST,
1,
0,
o.JUMP_FORWARD,
30,
0,
o.BUILD_LIST,
0,
0,
o.POP_JUMP_IF_FALSE,
30,
0,
o.LOAD_CONST,
2,
0,
o.STORE_FAST,
1,
0,
o.JUMP_FORWARD,
15,
0,
o.BUILD_LIST,
0,
0,
o.POP_JUMP_IF_FALSE,
45,
0,
o.LOAD_CONST,
0,
0,
o.STORE_FAST,
1,
0,
o.JUMP_FORWARD,
0,
0,
o.LOAD_FAST,
1,
0,
o.RETURN_VALUE,
])
code = blocks.process_code(code)
v = vm.VirtualMachine(self.errorlog, self.options, loader=self.loader)
v.run_bytecode(v.program.NewCFGNode(), code)
