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# encoding=utf8
from six import b
import unittest
import webtest
from wsme import WSRoot, expose, validate
from wsme.rest import scan_api
from wsme.api import FunctionArgument, FunctionDefinition
from wsme.types import iscomplex
import wsme.types
from wsme.tests.test_protocols import DummyProtocol
class TestController(unittest.TestCase):
def test_expose(self):
class MyWS(WSRoot):
@expose(int)
def getint(self):
return 1
assert MyWS.getint._wsme_definition.return_type == int
def test_validate(self):
class ComplexType(object):
attr = int
class MyWS(object):
@expose(int)
@validate(int, int, int)
def add(self, a, b, c=0):
return a + b + c
@expose(bool)
@validate(ComplexType)
def setcplx(self, obj):
pass
MyWS.add._wsme_definition.resolve_types(wsme.types.registry)
MyWS.setcplx._wsme_definition.resolve_types(wsme.types.registry)
args = MyWS.add._wsme_definition.arguments
assert args[0].name == 'a'
assert args[0].datatype == int
assert args[0].mandatory
assert args[0].default is None
assert args[1].name == 'b'
assert args[1].datatype == int
assert args[1].mandatory
assert args[1].default is None
assert args[2].name == 'c'
assert args[2].datatype == int
assert not args[2].mandatory
assert args[2].default == 0
assert iscomplex(ComplexType)
def test_scan_api(self):
class NS(object):
@expose(int)
@validate(int, int)
def multiply(self, a, b):
return a * b
class MyRoot(WSRoot):
ns = NS()
r = MyRoot()
api = list(scan_api(r))
assert len(api) == 1
path, fd, args = api[0]
assert path == ['ns', 'multiply']
assert fd._wsme_definition.name == 'multiply'
assert args == []
def test_scan_subclass(self):
class MyRoot(WSRoot):
class SubClass(object):
pass
r = MyRoot()
api = list(scan_api(r))
assert len(api) == 0
def test_scan_api_too_deep(self):
class Loop(object):
pass
l = Loop()
for i in range(0, 21):
nl = Loop()
nl.l = l
l = nl
class MyRoot(WSRoot):
loop = l
r = MyRoot()
try:
list(scan_api(r))
assert False, "ValueError not raised"
except ValueError as e:
assert str(e).startswith("Path is too long")
def test_handle_request(self):
class MyRoot(WSRoot):
@expose()
def touch(self):
pass
p = DummyProtocol()
r = MyRoot(protocols=[p])
app = webtest.TestApp(r.wsgiapp())
res = app.get('/')
assert p.lastreq.path == '/'
assert p.hits == 1
res = app.get('/touch?wsmeproto=dummy')
assert p.lastreq.path == '/touch'
assert p.hits == 2
class NoPathProto(DummyProtocol):
def extract_path(self, request):
return None
p = NoPathProto()
r = MyRoot(protocols=[p])
app = webtest.TestApp(r.wsgiapp())
res = app.get('/', expect_errors=True)
print(res.status, res.body)
assert res.status_int == 400
def test_no_available_protocol(self):
r = WSRoot()
app = webtest.TestApp(r.wsgiapp())
res = app.get('/', expect_errors=True)
assert res.status_int == 500
print(res.body)
assert res.body.find(
b("None of the following protocols can handle this request")) != -1
def test_return_content_type_guess(self):
class DummierProto(DummyProtocol):
content_types = ['text/xml', 'text/plain']
r = WSRoot([DummierProto()])
app = webtest.TestApp(r.wsgiapp())
res = app.get('/', expect_errors=True, headers={
'Accept': 'text/xml,q=0.8'})
assert res.status_int == 400
assert res.content_type == 'text/xml', res.content_type
res = app.get('/', expect_errors=True, headers={
'Accept': 'text/plain'})
assert res.status_int == 400
assert res.content_type == 'text/plain', res.content_type
def test_double_expose(self):
try:
class MyRoot(WSRoot):
@expose()
@expose()
def atest(self):
pass
assert False, "A ValueError should have been raised"
except ValueError:
pass
def test_multiple_expose(self):
class MyRoot(WSRoot):
def multiply(self, a, b):
return a * b
mul_int = expose(int, int, int, wrap=True)(multiply)
mul_float = expose(
float, float, float,
wrap=True)(multiply)
mul_string = expose(
wsme.types.text, wsme.types.text, int,
wrap=True)(multiply)
r = MyRoot(['restjson'])
app = webtest.TestApp(r.wsgiapp())
res = app.get('/mul_int?a=2&b=5', headers={
'Accept': 'application/json'
})
self.assertEquals(res.body, b('10'))
res = app.get('/mul_float?a=1.2&b=2.9', headers={
'Accept': 'application/json'
})
self.assertEquals(res.body, b('3.48'))
res = app.get('/mul_string?a=hello&b=2', headers={
'Accept': 'application/json'
})
self.assertEquals(res.body, b('"hellohello"'))
class TestFunctionDefinition(unittest.TestCase):
def test_get_arg(self):
def myfunc(self):
pass
fd = FunctionDefinition(FunctionDefinition)
fd.arguments.append(FunctionArgument('a', int, True, None))
assert fd.get_arg('a').datatype is int
assert fd.get_arg('b') is None
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