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from falcon.routing import DefaultRouter
import falcon.testing as testing
class ResourceWithId(object):
def __init__(self, resource_id):
self.resource_id = resource_id
def __repr__(self):
return 'ResourceWithId({0})'.format(self.resource_id)
def on_get(self, req, resp):
resp.body = self.resource_id
class TestRegressionCases(testing.TestBase):
"""Test specific repros reported by users of the framework."""
def before(self):
self.router = DefaultRouter()
def test_versioned_url(self):
self.router.add_route('/{version}/messages', {}, ResourceWithId(2))
resource, __, __, __ = self.router.find('/v2/messages')
self.assertEqual(resource.resource_id, 2)
self.router.add_route('/v2', {}, ResourceWithId(1))
resource, __, __, __ = self.router.find('/v2')
self.assertEqual(resource.resource_id, 1)
resource, __, __, __ = self.router.find('/v2/messages')
self.assertEqual(resource.resource_id, 2)
resource, __, __, __ = self.router.find('/v1/messages')
self.assertEqual(resource.resource_id, 2)
route = self.router.find('/v1')
self.assertIs(route, None)
def test_recipes(self):
self.router.add_route(
'/recipes/{activity}/{type_id}', {}, ResourceWithId(1))
self.router.add_route(
'/recipes/baking', {}, ResourceWithId(2))
resource, __, __, __ = self.router.find('/recipes/baking/4242')
self.assertEqual(resource.resource_id, 1)
resource, __, __, __ = self.router.find('/recipes/baking')
self.assertEqual(resource.resource_id, 2)
route = self.router.find('/recipes/grilling')
self.assertIs(route, None)
@ddt.ddt
class TestComplexRouting(testing.TestBase):
def before(self):
self.router = DefaultRouter()
self.router.add_route(
'/repos', {}, ResourceWithId(1))
self.router.add_route(
'/repos/{org}', {}, ResourceWithId(2))
self.router.add_route(
'/repos/{org}/{repo}', {}, ResourceWithId(3))
self.router.add_route(
'/repos/{org}/{repo}/commits', {}, ResourceWithId(4))
self.router.add_route(
'/repos/{org}/{repo}/compare/{usr0}:{branch0}...{usr1}:{branch1}',
{}, ResourceWithId(5))
self.router.add_route(
'/teams/{id}', {}, ResourceWithId(6))
self.router.add_route(
'/teams/{id}/members', {}, ResourceWithId(7))
self.router.add_route(
'/teams/default', {}, ResourceWithId(19))
self.router.add_route(
'/teams/default/members/thing', {}, ResourceWithId(19))
self.router.add_route(
'/user/memberships', {}, ResourceWithId(8))
self.router.add_route(
'/emojis', {}, ResourceWithId(9))
self.router.add_route(
'/repos/{org}/{repo}/compare/{usr0}:{branch0}...{usr1}:{branch1}/full',
{}, ResourceWithId(10))
self.router.add_route(
'/repos/{org}/{repo}/compare/all', {}, ResourceWithId(11))
# NOTE(kgriffs): The ordering of these calls is significant; we
# need to test that the {id} field does not match the other routes,
# regardless of the order they are added.
self.router.add_route(
'/emojis/signs/0', {}, ResourceWithId(12))
self.router.add_route(
'/emojis/signs/{id}', {}, ResourceWithId(13))
self.router.add_route(
'/emojis/signs/42', {}, ResourceWithId(14))
self.router.add_route(
'/emojis/signs/42/small', {}, ResourceWithId(14.1))
self.router.add_route(
'/emojis/signs/78/small', {}, ResourceWithId(22))
self.router.add_route(
'/repos/{org}/{repo}/compare/{usr0}:{branch0}...{usr1}:{branch1}/part',
{}, ResourceWithId(15))
self.router.add_route(
'/repos/{org}/{repo}/compare/{usr0}:{branch0}',
{}, ResourceWithId(16))
self.router.add_route(
'/repos/{org}/{repo}/compare/{usr0}:{branch0}/full',
{}, ResourceWithId(17))
self.router.add_route(
'/gists/{id}/{representation}', {}, ResourceWithId(21))
self.router.add_route(
'/gists/{id}/raw', {}, ResourceWithId(18))
self.router.add_route(
'/gists/first', {}, ResourceWithId(20))
self.router.add_route('/item/{q}', {}, ResourceWithId(22))
@ddt.data(
'/teams/{collision}', # simple vs simple
'/emojis/signs/{id_too}', # another simple vs simple
'/repos/{org}/{repo}/compare/{complex}:{vs}...{complex2}:{collision}',
)
def test_collision(self, template):
self.assertRaises(
ValueError,
self.router.add_route, template, {}, ResourceWithId(-1)
)
@ddt.data(
'/repos/{org}/{repo}/compare/{simple_vs_complex}',
'/repos/{complex}.{vs}.{simple}',
'/repos/{org}/{repo}/compare/{complex}:{vs}...{complex2}/full',
)
def test_non_collision(self, template):
self.router.add_route(template, {}, ResourceWithId(-1))
@ddt.data(
'/{}',
'/{9v}',
'/{@kgriffs}',
'/repos/{simple-thing}/etc',
'/repos/{or g}/{repo}/compare/{thing}',
'/repos/{org}/{repo}/compare/{}',
'/repos/{complex}.{}.{thing}',
'/repos/{complex}.{9v}.{thing}/etc',
)
def test_invalid_field_name(self, template):
self.assertRaises(
ValueError,
self.router.add_route, template, {}, ResourceWithId(-1))
def test_dump(self):
print(self.router._src)
def test_override(self):
self.router.add_route('/emojis/signs/0', {}, ResourceWithId(-1))
resource, __, __, __ = self.router.find('/emojis/signs/0')
self.assertEqual(resource.resource_id, -1)
def test_literal_segment(self):
resource, __, __, __ = self.router.find('/emojis/signs/0')
self.assertEqual(resource.resource_id, 12)
resource, __, __, __ = self.router.find('/emojis/signs/1')
self.assertEqual(resource.resource_id, 13)
resource, __, __, __ = self.router.find('/emojis/signs/42')
self.assertEqual(resource.resource_id, 14)
resource, __, __, __ = self.router.find('/emojis/signs/42/small')
self.assertEqual(resource.resource_id, 14.1)
route = self.router.find('/emojis/signs/1/small')
self.assertEqual(route, None)
@ddt.data(
'/teams',
'/emojis/signs',
'/gists',
'/gists/42',
)
def test_dead_segment(self, template):
route = self.router.find(template)
self.assertIs(route, None)
def test_malformed_pattern(self):
route = self.router.find(
'/repos/racker/falcon/compare/foo')
self.assertIs(route, None)
route = self.router.find(
'/repos/racker/falcon/compare/foo/full')
self.assertIs(route, None)
def test_literal(self):
resource, __, __, __ = self.router.find('/user/memberships')
self.assertEqual(resource.resource_id, 8)
def test_variable(self):
resource, __, params, __ = self.router.find('/teams/42')
self.assertEqual(resource.resource_id, 6)
self.assertEqual(params, {'id': '42'})
__, __, params, __ = self.router.find('/emojis/signs/stop')
self.assertEqual(params, {'id': 'stop'})
__, __, params, __ = self.router.find('/gists/42/raw')
self.assertEqual(params, {'id': '42'})
def test_single_character_field_name(self):
__, __, params, __ = self.router.find('/item/1234')
self.assertEqual(params, {'q': '1234'})
@ddt.data(
('/teams/default', 19),
('/teams/default/members', 7),
('/teams/foo', 6),
('/teams/foo/members', 7),
('/gists/first', 20),
('/gists/first/raw', 18),
('/gists/first/pdf', 21),
('/gists/1776/pdf', 21),
('/emojis/signs/78', 13),
('/emojis/signs/78/small', 22),
)
@ddt.unpack
def test_literal_vs_variable(self, path, expected_id):
resource, __, __, __ = self.router.find(path)
self.assertEqual(resource.resource_id, expected_id)
@ddt.data(
# Misc.
'/this/does/not/exist',
'/user/bogus',
'/repos/racker/falcon/compare/johndoe:master...janedoe:dev/bogus',
# Literal vs variable (teams)
'/teams',
'/teams/42/members/undefined',
'/teams/42/undefined',
'/teams/42/undefined/segments',
'/teams/default/members/undefined',
'/teams/default/members/thing/undefined',
'/teams/default/members/thing/undefined/segments',
'/teams/default/undefined',
'/teams/default/undefined/segments',
# Literal vs variable (emojis)
'/emojis/signs',
'/emojis/signs/0/small',
'/emojis/signs/0/undefined',
'/emojis/signs/0/undefined/segments',
'/emojis/signs/20/small',
'/emojis/signs/20/undefined',
'/emojis/signs/42/undefined',
'/emojis/signs/78/undefined',
)
def test_not_found(self, path):
route = self.router.find(path)
self.assertIs(route, None)
def test_subsegment_not_found(self):
route = self.router.find('/emojis/signs/0/x')
self.assertIs(route, None)
def test_multivar(self):
resource, __, params, __ = self.router.find(
'/repos/racker/falcon/commits')
self.assertEqual(resource.resource_id, 4)
self.assertEqual(params, {'org': 'racker', 'repo': 'falcon'})
resource, __, params, __ = self.router.find(
'/repos/racker/falcon/compare/all')
self.assertEqual(resource.resource_id, 11)
self.assertEqual(params, {'org': 'racker', 'repo': 'falcon'})
@ddt.data(('', 5), ('/full', 10), ('/part', 15))
@ddt.unpack
def test_complex(self, url_postfix, resource_id):
uri = '/repos/racker/falcon/compare/johndoe:master...janedoe:dev'
resource, __, params, __ = self.router.find(uri + url_postfix)
self.assertEqual(resource.resource_id, resource_id)
self.assertEqual(params, {
'org': 'racker',
'repo': 'falcon',
'usr0': 'johndoe',
'branch0': 'master',
'usr1': 'janedoe',
'branch1': 'dev',
})
@ddt.data(
('', 16, '/repos/{org}/{repo}/compare/{usr0}:{branch0}'),
('/full', 17, '/repos/{org}/{repo}/compare/{usr0}:{branch0}/full')
)
@ddt.unpack
def test_complex_alt(self, url_postfix, resource_id, expected_template):
uri = '/repos/falconry/falcon/compare/johndoe:master' + url_postfix
resource, __, params, uri_template = self.router.find(uri)
self.assertEqual(resource.resource_id, resource_id)
self.assertEqual(params, {
'org': 'falconry',
'repo': 'falcon',
'usr0': 'johndoe',
'branch0': 'master',
})
self.assertEqual(uri_template, expected_template)
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