hy/tests/compilers/test_compiler.py
Julien Danjou 6948fff112 Add a first test for the compiler
Signed-off-by: Julien Danjou <julien@danjou.info>
2013-05-05 20:42:48 +02:00

66 lines
2.3 KiB
Python

# Copyright (c) 2013 Julien Danjou <julien@danjou.info>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import ast
import sys
if sys.version_info[0] <= 2 and sys.version_info[1] <= 6:
import unittest2 as unittest
else:
import unittest
from hy.models.expression import HyExpression
from hy.models.list import HyList
from hy.compiler import HyASTCompiler
class HyASTCompilerTest(unittest.TestCase):
@staticmethod
def _make_expression(*args):
h = HyExpression(args)
h.start_line = 1
h.end_line = 1
h.start_column = 1
h.end_column = 1
return h
def setUp(self):
self.c = HyASTCompiler()
def test_fn_compiler_empty_function(self):
ret = self.c.compile_function_def(
self._make_expression("fn", HyList()))
self.assertEqual(ret.imports, {})
self.assertEqual(len(ret.stmts), 1)
stmt = ret.stmts[0]
self.assertIsInstance(stmt, ast.FunctionDef)
self.assertIsInstance(stmt.args, ast.arguments)
self.assertEqual(stmt.args.vararg, None)
self.assertEqual(stmt.args.kwarg, None)
self.assertEqual(stmt.args.defaults, [])
self.assertEqual(stmt.decorator_list, [])
self.assertEqual(len(stmt.body), 1)
self.assertIsInstance(stmt.body[0], ast.Pass)
self.assertIsInstance(ret.expr, ast.Name)