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from fixture import *
from paste.error_middleware import ErrorMiddleware
from paste import lint
def do_request(app, expect_status=500):
res = fake_request(ErrorMiddleware(lint.middleware(app)),
**{'paste.config': {'debug': True}})
assert res.status_int == expect_status
return res
def bad_app():
"No argument list!"
return None
def start_response_app(environ, start_response):
"raise error before start_response"
raise ValueError("hi")
def after_start_response_app(environ, start_response):
start_response("200 OK", [('Content-type', 'text/plain')])
raise ValueError('error2')
def iter_app(environ, start_response):
start_response("200 OK", [('Content-type', 'text/plain')])
return yielder(['this', ' is ', ' a', None])
def yielder(args):
for arg in args:
if arg is None:
raise ValueError("None raises error")
yield arg
def test_makes_exception():
res = do_request(bad_app)
print res
assert '<html' in res
assert 'bad_app() takes no arguments (2 given' in res
assert 'iterator = application(environ, start_response_wrapper)' in res
assert 'lint.py' in res
assert 'error_middleware.py' in res
def test_start_res():
res = do_request(start_response_app)
print res
assert 'ValueError: hi' in res
assert 'test_error_middleware.py' in res
assert 'line 17 in <tt>start_response_app</tt>' in res
def test_after_start():
res = do_request(after_start_response_app, 200)
print res
assert 'ValueError: error2' in res
assert 'line 21' in res
def test_iter_app():
res = do_request(iter_app, 200)
print res
assert 'None raises error' in res
assert 'yielder' in res
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