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 interpret_statement(frame_stack: MachineFrameStack, ) -> None:
statement = frame_stack.current.statement
term_index = frame_stack.current.term_index
if term_index == 0:
interpret_statement_enter(frame_stack)
if term_index < len(statement.terms):
interpret_term(frame_stack)
else:
interpret_statement_exit(frame_stack)
next_statement(frame_stack)
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 test_interpret_comment() -> None:
term = SyntaxComment("something")
expression_stack = MachineExpressionStack(
[MachineNumber(int32(10))]
)
frame_stack = init_test_frame_stack(
init_term_block(term), expression_stack
)
interpret_term(frame_stack)
assert frame_stack == init_test_frame_stack(
init_term_block(term),
MachineExpressionStack([MachineNumber(int32(10))]),
term_index=1,
)
def test_interpret_identifier_call() -> None:
term = SyntaxIdentifier(sqrt.name)
expression_stack = MachineExpressionStack(
[MachineNumber(int32(16))]
)
frame_stack = init_test_frame_stack(
init_term_block(term), expression_stack
)
interpret_term(frame_stack)
assert frame_stack == init_test_frame_stack(
init_term_block(term),
MachineExpressionStack([MachineNumber(int32(4))]),
term_index=1,
)
def test_interpret_identifier_value() -> None:
term = SyntaxIdentifier(PI.name)
expression_stack = MachineExpressionStack([])
frame_stack = init_test_frame_stack(
init_term_block(term), expression_stack
)
interpret_term(frame_stack)
assert frame_stack == init_test_frame_stack(
init_term_block(term),
MachineExpressionStack(
[cast(MachineValue, PI.value_or_call)]
),
term_index=1,
)