def __init__(self, type_library: PushTypeLibrary, push_config: PushConfig):
super().__init__()
self.stdout = ""
self.inputs = []
self.untyped = deque([])
self.type_library = type_library
self.push_config = push_config
for name, push_type in type_library.items():
self[name] = PushStack(push_type, push_config)
def str_stack(atoms, push_config):
return PushStack(PushStr, push_config)
def str_stack(atoms):
return PushStack(PushStr)
def test_large_str(self, str_stack: PushStack):
s = "largestr" * 1000
str_stack.push(s)
assert len(str_stack.pop()) != len(s)
def test_set_nth_oob(self, str_stack: PushStack):
with pytest.raises(IndexError):
str_stack.push("a").push("b").push("c").set_nth(10, "z")
def test_insert_oob(self, str_stack: PushStack):
str_stack.push("a").push("b").push("c").insert(10, "z")
assert len(str_stack) == 4
assert str_stack.nth(1) == "b"
assert str_stack.nth(3) == "z"
def test_top(self, int_stack: PushStack):
int_stack.push(5).push(-10)
assert int_stack.top() == -10
def test_nth(self, int_stack: PushStack):
int_stack.push(5).push(4).push(3)
assert int_stack.nth(1) == 4
def test_top(self, int_stack: PushStack):
int_stack.push(5).push(-10)
assert int_stack.top() == -10
def test_nth_oob(self, int_stack: PushStack):
int_stack.push(5)
assert int_stack.nth(1) == Token.no_stack_item
def test_nth(self, int_stack: PushStack):
int_stack.push(5).push(4).push(3)
assert int_stack.nth(1) == 4
def test_push_wrong_type(self, int_stack: PushStack):
with pytest.raises(PushError):
int_stack.push("zz")
def test_push(self, int_stack: PushStack):
int_stack.push(5)
assert len(int_stack) == 1
def test_init_values(self):
stack = PushStack(PushStr, ["bottom", "middle", "top"])
assert stack.top() == "top"
assert list(stack) == ["bottom", "middle", "top"]
def int_stack(atoms):
return PushStack(PushInt)
def test_push(self, int_stack: PushStack):
int_stack.push(5)
assert len(int_stack) == 1
def test_push_wrong_type(self, int_stack: PushStack):
with pytest.raises(PushError):
int_stack.push("zz")
def test_top_of_empty(self, int_stack: PushStack):
assert int_stack.top() == Token.no_stack_item
def test_nth_oob(self, int_stack: PushStack):
int_stack.push(5)
assert int_stack.nth(1) == Token.no_stack_item
def test_insert_oob(self, str_stack: PushStack):
str_stack.push("a").push("b").push("c").insert(10, "z")
assert len(str_stack) == 4
assert str_stack.nth(1) == "b"
assert str_stack.nth(3) == "z"
def test_top_of_empty(self, int_stack: PushStack):
assert int_stack.top() == Token.no_stack_item
def test_set_nth(self, str_stack: PushStack):
str_stack.push("a").push("b").push("c").push("d").set_nth(1, "z")
assert len(str_stack) == 4
assert str_stack.nth(1) == "z"
def test_set_nth(self, str_stack: PushStack):
str_stack.push("a").push("b").push("c").push("d").set_nth(1, "z")
assert len(str_stack) == 4
assert str_stack.nth(1) == "z"
def test_set_nth_oob(self, str_stack: PushStack):
with pytest.raises(IndexError):
str_stack.push("a").push("b").push("c").set_nth(10, "z")
def test_flush(self, int_stack: PushStack):
int_stack.push(1).push(-1).flush()
assert len(int_stack) == 0
def test_flush(self, int_stack: PushStack):
int_stack.push(1).push(-1).flush()
assert len(int_stack) == 0
def int_stack(atoms, push_config):
return PushStack(PushInt, push_config)
def _register_stack_of_type(self, push_type: PushType):
"""Add a new stack."""
self[push_type.name] = PushStack(push_type)