def test_explicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def head(self):
return flask.Response('', headers={'X-Method': 'HEAD'})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
python类views()的实例源码
def test_endpoint_override(self):
app = flask.Flask(__name__)
app.debug = True
class Index(flask.views.View):
methods = ['GET', 'POST']
def dispatch_request(self):
return flask.request.method
app.add_url_rule('/', view_func=Index.as_view('index'))
with self.assert_raises(AssertionError):
app.add_url_rule('/', view_func=Index.as_view('index'))
# But these tests should still pass. We just log a warning.
self.common_test(app)
def test_url_with_method(self):
from flask.views import MethodView
app = flask.Flask(__name__)
class MyView(MethodView):
def get(self, id=None):
if id is None:
return 'List'
return 'Get %d' % id
def post(self):
return 'Create'
myview = MyView.as_view('myview')
app.add_url_rule('/myview/', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/<int:id>', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/create', methods=['POST'],
view_func=myview)
with app.test_request_context():
self.assert_equal(flask.url_for('myview', _method='GET'),
'/myview/')
self.assert_equal(flask.url_for('myview', id=42, _method='GET'),
'/myview/42')
self.assert_equal(flask.url_for('myview', _method='POST'),
'/myview/create')
def test_view_patching(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
1 // 0
def post(self):
1 // 0
class Other(Index):
def get(self):
return 'GET'
def post(self):
return 'POST'
view = Index.as_view('index')
view.view_class = Other
app.add_url_rule('/', view_func=view)
self.common_test(app)
def test_view_inheritance(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def post(self):
return 'POST'
class BetterIndex(Index):
def delete(self):
return 'DELETE'
app.add_url_rule('/', view_func=BetterIndex.as_view('index'))
c = app.test_client()
meths = parse_set_header(c.open('/', method='OPTIONS').headers['Allow'])
self.assert_equal(sorted(meths), ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST'])
def test_implicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return flask.Response('Blub', headers={
'X-Method': flask.request.method
})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'Blub')
self.assert_equal(rv.headers['X-Method'], 'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_explicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def head(self):
return flask.Response('', headers={'X-Method': 'HEAD'})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_endpoint_override(self):
app = flask.Flask(__name__)
app.debug = True
class Index(flask.views.View):
methods = ['GET', 'POST']
def dispatch_request(self):
return flask.request.method
app.add_url_rule('/', view_func=Index.as_view('index'))
with self.assert_raises(AssertionError):
app.add_url_rule('/', view_func=Index.as_view('index'))
# But these tests should still pass. We just log a warning.
self.common_test(app)
def test_url_with_method(self):
from flask.views import MethodView
app = flask.Flask(__name__)
class MyView(MethodView):
def get(self, id=None):
if id is None:
return 'List'
return 'Get %d' % id
def post(self):
return 'Create'
myview = MyView.as_view('myview')
app.add_url_rule('/myview/', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/<int:id>', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/create', methods=['POST'],
view_func=myview)
with app.test_request_context():
self.assert_equal(flask.url_for('myview', _method='GET'),
'/myview/')
self.assert_equal(flask.url_for('myview', id=42, _method='GET'),
'/myview/42')
self.assert_equal(flask.url_for('myview', _method='POST'),
'/myview/create')
def test_view_patching(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
1 // 0
def post(self):
1 // 0
class Other(Index):
def get(self):
return 'GET'
def post(self):
return 'POST'
view = Index.as_view('index')
view.view_class = Other
app.add_url_rule('/', view_func=view)
self.common_test(app)
def test_view_inheritance(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def post(self):
return 'POST'
class BetterIndex(Index):
def delete(self):
return 'DELETE'
app.add_url_rule('/', view_func=BetterIndex.as_view('index'))
c = app.test_client()
meths = parse_set_header(c.open('/', method='OPTIONS').headers['Allow'])
self.assert_equal(sorted(meths), ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST'])
def test_implicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return flask.Response('Blub', headers={
'X-Method': flask.request.method
})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'Blub')
self.assert_equal(rv.headers['X-Method'], 'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_explicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def head(self):
return flask.Response('', headers={'X-Method': 'HEAD'})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_endpoint_override(self):
app = flask.Flask(__name__)
app.debug = True
class Index(flask.views.View):
methods = ['GET', 'POST']
def dispatch_request(self):
return flask.request.method
app.add_url_rule('/', view_func=Index.as_view('index'))
with self.assert_raises(AssertionError):
app.add_url_rule('/', view_func=Index.as_view('index'))
# But these tests should still pass. We just log a warning.
self.common_test(app)
def test_url_with_method(self):
from flask.views import MethodView
app = flask.Flask(__name__)
class MyView(MethodView):
def get(self, id=None):
if id is None:
return 'List'
return 'Get %d' % id
def post(self):
return 'Create'
myview = MyView.as_view('myview')
app.add_url_rule('/myview/', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/<int:id>', methods=['GET'],
view_func=myview)
app.add_url_rule('/myview/create', methods=['POST'],
view_func=myview)
with app.test_request_context():
self.assert_equal(flask.url_for('myview', _method='GET'),
'/myview/')
self.assert_equal(flask.url_for('myview', id=42, _method='GET'),
'/myview/42')
self.assert_equal(flask.url_for('myview', _method='POST'),
'/myview/create')
def test_view_patching(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
1 // 0
def post(self):
1 // 0
class Other(Index):
def get(self):
return 'GET'
def post(self):
return 'POST'
view = Index.as_view('index')
view.view_class = Other
app.add_url_rule('/', view_func=view)
self.common_test(app)
def test_view_inheritance(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def post(self):
return 'POST'
class BetterIndex(Index):
def delete(self):
return 'DELETE'
app.add_url_rule('/', view_func=BetterIndex.as_view('index'))
c = app.test_client()
meths = parse_set_header(c.open('/', method='OPTIONS').headers['Allow'])
self.assert_equal(sorted(meths), ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST'])
def test_implicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return flask.Response('Blub', headers={
'X-Method': flask.request.method
})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'Blub')
self.assert_equal(rv.headers['X-Method'], 'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_explicit_head(self):
app = flask.Flask(__name__)
class Index(flask.views.MethodView):
def get(self):
return 'GET'
def head(self):
return flask.Response('', headers={'X-Method': 'HEAD'})
app.add_url_rule('/', view_func=Index.as_view('index'))
c = app.test_client()
rv = c.get('/')
self.assert_equal(rv.data, b'GET')
rv = c.head('/')
self.assert_equal(rv.data, b'')
self.assert_equal(rv.headers['X-Method'], 'HEAD')
def test_endpoint_override(self):
app = flask.Flask(__name__)
app.debug = True
class Index(flask.views.View):
methods = ['GET', 'POST']
def dispatch_request(self):
return flask.request.method
app.add_url_rule('/', view_func=Index.as_view('index'))
with self.assert_raises(AssertionError):
app.add_url_rule('/', view_func=Index.as_view('index'))
# But these tests should still pass. We just log a warning.
self.common_test(app)
