hy/tests/macros/test_macro_processor.py
Nicolas Dandrimont 0986f9001e Change macros to be called with separate arguments
This provides free argument-length checking for macros.
2013-05-11 09:09:34 +02:00

34 lines
841 B
Python

from hy.macros import macro, process
from hy.lex import tokenize
from hy.models.string import HyString
from hy.models.list import HyList
@macro("test")
def tmac(*tree):
""" Turn an expression into a list """
return HyList(tree)
def test_preprocessor_simple():
""" Test basic macro expantion """
obj = process(tokenize('(test "one" "two")')[0])
assert obj == HyList(["one", "two"])
assert type(obj) == HyList
def test_preprocessor_expression():
""" Test inner macro expantion """
obj = process(tokenize('(test (test "one" "two"))')[0])
assert type(obj) == HyList
assert type(obj[0]) == HyList
assert obj[0] == HyList([HyString("one"), HyString("two")])
obj = HyList([HyString("one"), HyString("two")])
obj = tokenize('(shill ["one" "two"])')[0][1]
assert obj == process(obj)