def test_interpret_assignment_2_exit() -> None:
statement = SyntaxAssignment(
terms=[
SyntaxNumber(int32(300)),
SyntaxNumber(int32(400)),
],
bindings=[
SyntaxIdentifier("abc"),
SyntaxIdentifier("def"),
],
)
frame_stack = init_test_frame_stack(
init_statement_block(statement),
MachineExpressionStack([]),
)
interpret_statement(frame_stack)
interpret_statement(frame_stack)
interpret_statement(frame_stack)
assert frame_stack == init_frame_stack(
init_statement_block(statement),
MachineExpressionStack([]),
test_environment({
"abc": MachineNumber(int32(300)),
"def": MachineNumber(int32(400)),
}),
statement_index=1,
)
def test_interpret_block_exit() -> None:
block = SyntaxBlock([SyntaxExpression([SyntaxNumber(int32(4))])])
frame_stack = init_test_frame_stack(block,
MachineExpressionStack([]),
statement_index=1)
interpret_block(frame_stack)
assert frame_stack == MachineFrameStack([])
def test_interpret_block() -> None:
term = init_term_block(SyntaxNumber(int32(2)))
expression_stack = MachineExpressionStack(
[MachineNumber(int32(10))]
)
frame_stack = init_test_frame_stack(
init_term_block(term), expression_stack
)
interpret_term(frame_stack)
assert len(frame_stack) == 2
assert (
frame_stack.frames[0]
== init_test_frame_stack(
init_term_block(term),
MachineExpressionStack(
[MachineNumber(int32(10))]
),
term_index=1,
).frames[0]
)
assert frame_stack.frames[1] == MachineFrame(
instruction_pointer=MachineInstructionPointer(
block=term, statement_index=0, term_index=0
),
environment=test_environment().extend(),
expression_stack=MachineExpressionStack(
[MachineNumber(int32(10))]
),
)
def test_interpret_block_enter() -> None:
block = SyntaxBlock([SyntaxExpression([SyntaxNumber(int32(4))])])
frame_stack = init_test_frame_stack(block, MachineExpressionStack([]))
interpret_block(frame_stack)
assert frame_stack == init_test_frame_stack(
block,
MachineExpressionStack([MachineNumber(int32(4))]),
term_index=1,
)
def test_interpret_number() -> None:
term = SyntaxNumber(int32(100))
frame_stack = init_test_frame_stack(
init_term_block(term), MachineExpressionStack([])
)
interpret_term(frame_stack)
assert frame_stack == init_test_frame_stack(
init_term_block(term),
MachineExpressionStack([MachineNumber(int32(100))]),
term_index=1,
)
def parse_one_term(term: GroupTerm) -> SyntaxTerm:
if isinstance(term, GroupNumber):
return SyntaxNumber(term.value)
elif isinstance(term, GroupIdentifier):
return SyntaxIdentifier(term.name)
elif isinstance(term, GroupComment):
return SyntaxComment(term.text)
elif isinstance(term, Group):
return parse_statements_block(term)
else:
raise AssertionError(term)
def test_call_generate_values() -> None:
call = GuestCall(
definition_environment=test_environment(),
definition_block=SyntaxBlock([
SyntaxExpression([
SyntaxNumber(int32(2)),
SyntaxNumber(int32(3)),
SyntaxNumber(int32(4)),
])
]),
)
block = SyntaxBlock([SyntaxExpression([SyntaxIdentifier("seq")])])
expression_stack = MachineExpressionStack([MachineNumber(int32(1))])
environment = test_environment({"seq": call})
interpret(block, expression_stack, environment)
assert expression_stack == MachineExpressionStack([
MachineNumber(int32(1)),
MachineNumber(int32(2)),
MachineNumber(int32(3)),
MachineNumber(int32(4)),
])
def test_interpret_expression_enter() -> None:
statement = SyntaxExpression([SyntaxNumber(int32(100))])
frame_stack = init_test_frame_stack(
init_statement_block(statement),
MachineExpressionStack([]),
)
interpret_statement(frame_stack)
assert frame_stack == init_test_frame_stack(
init_statement_block(statement),
MachineExpressionStack([MachineNumber(int32(100))]),
term_index=1,
)
def test_interpret() -> None:
block = SyntaxBlock(
[
SyntaxExpression(
[
SyntaxNumber(int32(1)),
SyntaxNumber(int32(2)),
SyntaxNumber(int32(3)),
]
)
]
)
expression_stack = MachineExpressionStack([])
environment = test_environment()
interpret(block, expression_stack, environment)
assert expression_stack == MachineExpressionStack(
[
MachineNumber(int32(1)),
MachineNumber(int32(2)),
MachineNumber(int32(3)),
]
)
def test_interpret_assignment_1_exit() -> None:
statement = SyntaxAssignment(
terms=[SyntaxNumber(int32(3))],
bindings=[SyntaxIdentifier("x")],
)
frame_stack = init_test_frame_stack(
init_statement_block(statement),
MachineExpressionStack([MachineNumber(int32(4))]),
)
interpret_statement(frame_stack)
interpret_statement(frame_stack)
assert frame_stack == init_frame_stack(
init_statement_block(statement),
MachineExpressionStack([MachineNumber(int32(4))]),
test_environment({"x": MachineNumber(int32(3))}),
statement_index=1,
)
def test_interpret_assignment_1_enter() -> None:
statement = SyntaxAssignment(
terms=[SyntaxNumber(int32(3))],
bindings=[SyntaxIdentifier("x")],
)
frame_stack = init_test_frame_stack(
init_statement_block(statement),
MachineExpressionStack([MachineNumber(int32(4))]),
)
interpret_statement(frame_stack)
assert len(frame_stack) == 2
assert (frame_stack.frames[1].instruction_pointer is
frame_stack.frames[0].instruction_pointer)
assert (frame_stack.frames[1].environment is
frame_stack.frames[0].environment)
assert (frame_stack.current.expression_stack == MachineExpressionStack(
[MachineNumber(int32(3))]))
def params_parse() -> Iterable[tuple[str, SyntaxBlock]]:
yield "0x123xiw", SyntaxBlock(
[SyntaxExpression([SyntaxNumber(int32(0x123))])])
yield "abc", SyntaxBlock([SyntaxExpression([SyntaxIdentifier("abc")])])
yield "a-b-c", SyntaxBlock([SyntaxExpression([SyntaxIdentifier("a-b-c")])])
yield "123 abc ", SyntaxBlock([
SyntaxExpression([
SyntaxNumber(int32(123)),
SyntaxIdentifier("abc"),
])
])
yield "123 abc -- de", SyntaxBlock([
SyntaxExpression([
SyntaxNumber(int32(123)),
SyntaxIdentifier("abc"),
SyntaxComment(" de"),
])
])
yield "abc def = 10 20", SyntaxBlock([
SyntaxAssignment(
terms=[
SyntaxNumber(int32(10)),
SyntaxNumber(int32(20)),
],
bindings=[
SyntaxIdentifier("abc"),
SyntaxIdentifier("def"),
],
)
])
yield "123 abc\n456 def", SyntaxBlock([
SyntaxExpression([
SyntaxNumber(int32(123)),
SyntaxIdentifier("abc"),
]),
SyntaxExpression([
SyntaxNumber(int32(456)),
SyntaxIdentifier("def"),
]),
])
def params_statements() -> Iterable[tuple[Group, SyntaxBlock]]:
# Expression
yield Group([GroupLine([GroupIdentifier("abc")])
]), SyntaxBlock([SyntaxExpression([SyntaxIdentifier("abc")])])
# Comment in group
yield Group([
GroupLine([
GroupNumber(int32(0)),
GroupComment(" txt"),
Group([GroupLine([GroupNumber(int32(1))])]),
])
]), SyntaxBlock([
SyntaxExpression([
SyntaxNumber(int32(0)),
SyntaxComment(" txt"),
SyntaxBlock([SyntaxExpression([SyntaxNumber(int32(1))])]),
])
])
# Simple assignment
yield Group([
GroupLine([
GroupIdentifier("x"),
GroupIdentifier("="),
GroupIdentifier("y"),
])
]), SyntaxBlock([
SyntaxAssignment(
terms=[SyntaxIdentifier("y")],
bindings=[SyntaxIdentifier("x")],
)
])
# Nested assignment
yield Group([
GroupLine([
GroupIdentifier("a"),
GroupIdentifier("b"),
GroupIdentifier("="),
GroupIdentifier("c"),
Group([
GroupLine([
GroupIdentifier("d"),
GroupIdentifier("="),
GroupIdentifier("e"),
]),
GroupLine([
GroupIdentifier("f"),
GroupIdentifier("g"),
]),
]),
])
]), SyntaxBlock([
SyntaxAssignment(
terms=[
SyntaxIdentifier("c"),
SyntaxBlock([
SyntaxAssignment(
terms=[SyntaxIdentifier("e")],
bindings=[SyntaxIdentifier("d")],
),
SyntaxExpression([
SyntaxIdentifier("f"),
SyntaxIdentifier("g"),
]),
]),
],
bindings=[
SyntaxIdentifier("a"),
SyntaxIdentifier("b"),
],
)
])
# Simple method definition
yield Group([
GroupLine([
GroupIdentifier("a1"),
GroupIdentifier("/="),
GroupIdentifier("b2"),
])
]), SyntaxBlock([
SyntaxMethodDefinition(
binding=SyntaxIdentifier("a1"),
definition=SyntaxExpression([SyntaxIdentifier("b2")]),
)
])
# Block method definition
yield Group([
GroupLine([
GroupIdentifier("add"),
GroupIdentifier("/="),
Group([
GroupLine([
GroupIdentifier("x"),
GroupIdentifier("y"),
GroupIdentifier("+"),
])
]),
])
]), SyntaxBlock([
SyntaxMethodDefinition(
binding=SyntaxIdentifier("add"),
definition=SyntaxExpression([
SyntaxBlock([
SyntaxExpression([
SyntaxIdentifier("x"),
SyntaxIdentifier("y"),
SyntaxIdentifier("+"),
])
])
]),
)
])