hy/tests/macros/test_macro_processor.py
Konrad Hinsen 269da19d76 Make macros module-specific.
A macro is available in the module where it was defined and
in any module that does a require of the defining module.
Only macros defined in hy.core are globally available.
Fixes #181
2013-05-16 15:34:14 +02:00

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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 expansion """
obj = process(tokenize('(test "one" "two")')[0], __name__)
assert obj == HyList(["one", "two"])
assert type(obj) == HyList
def test_preprocessor_expression():
""" Test inner macro expansion """
obj = process(tokenize('(test (test "one" "two"))')[0], __name__)
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, '')