hy/tests/lexer/test_basic_lexing.py
2012-12-16 21:44:14 -05:00

76 lines
1.5 KiB
Python

from hy.lex.tokenize import tokenize
def test_simple_tokenize():
"""Checking we can still handle something simple."""
assert [["+", 1, 1]] == tokenize("(+ 1 1)")
def test_double_tokenize():
"""Checking if we can lex two things at once."""
assert [
["+", 1, 2],
["-", 1, 1]
] == tokenize("(+ 1 2) (- 1 1)")
def test_simple_recurse():
""" Test recursion """
assert [
['fn',
'one',
['fn', 'two'],
]
] == tokenize("(fn one (fn two))")
def test_mid_recurse():
""" Test some crazy recursion """
assert [
['fn',
'one',
['fn', 'two'],
['fn', 'three'],
]
] == tokenize("(fn one (fn two)(fn three))")
def test_mid_recurse_comment():
""" Test some crazy recursion with a comment """
assert [
['fn',
'one',
['fn', 'two'],
['fn', 'three'],
]
] == tokenize("""
(fn one ; this is a test
(fn two)(fn three)) ; and so is this
""")
def test_full_recurse():
""" Test something we could see for real """
assert [
['fn',
'el',
['+',
1,
2,
['==',
1,
20
],
['-',
1,
1
],
]
],
['fn1', 'foo', 'bar']
] == tokenize("(fn el (+ 1 2 (== 1 20) (- 1 1)))(fn1 foo bar)")