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tests.py
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tests.py
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from webtest import TestApp
from emulaterest import EmulateRestMiddleware, _FORM_RE
def make_app(status, headers, body):
class ListWithClose(list):
"""Used to test if the close() method of app_iter is called."""
def __init__(self, app, *args, **kwargs):
list.__init__(self, *args, **kwargs)
self.app = app
self.app.close_called = False
def close(self):
self.app.close_called = True
def app(environ, start_response):
start_response(status, headers)
iter_with_close = ListWithClose(app, [body])
return iter_with_close
return app
def test_get_form():
body = '<html><form method="GET">...</form></html>'
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'GET'
assert '_method' not in resp
def test_post_form():
body = '<html><form method="POST">...</form></html>'
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'POST'
assert '_method' not in resp
def test_put_form():
body = """
<html><form method="PUT" action="/">
<input type="text" name="inp" value="val">
</form></html>
"""
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'POST'
assert '<input type="hidden" name="_method" value="PUT">' in resp
assert '_method' in resp.form.fields
assert len(resp.form.fields['_method']) == 1
assert resp.form.fields['_method'][0].value == 'PUT'
resp = resp.form.submit()
req = resp.request
assert req.method == 'PUT'
assert not req.GET
assert 'inp' in req.POST and req.POST['inp'] == 'val'
def test_delete_form():
body = '<html><form method="DELETE" action="/">...</form></html>'
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'POST'
assert '<input type="hidden" name="_method" value="DELETE">' in resp
assert '_method' in resp.form.fields
assert len(resp.form.fields['_method']) == 1
assert resp.form.fields['_method'][0].value == 'DELETE'
resp = resp.form.submit()
req = resp.request
assert req.method == 'DELETE'
assert not req.GET
assert not req.POST
def test_xhtml_mode():
body = """
<html><form method="PUT" action="/">
<input type="text" name="inp" value="val"/>
</form></html>
"""
app = make_app('200 OK', [('Content-Type', 'application/xhtml+xml')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'POST'
assert '<input type="hidden" name="_method" value="PUT"/>' in resp
assert '_method' in resp.form.fields
assert len(resp.form.fields['_method']) == 1
assert resp.form.fields['_method'][0].value == 'PUT'
resp = resp.form.submit()
req = resp.request
assert req.method == 'PUT'
assert not req.GET
assert 'inp' in req.POST and req.POST['inp'] == 'val'
def test_forced_xhtml_mode():
body = """
<html><form method="PUT" action="/">
<input type="text" name="inp" value="val"/>
</form></html>
"""
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app, force_xhtml=True))
resp = app.get('/')
assert resp.status_int == 200
assert resp.form.method.upper() == 'POST'
assert '<input type="hidden" name="_method" value="PUT"/>' in resp
assert '_method' in resp.form.fields
assert len(resp.form.fields['_method']) == 1
assert resp.form.fields['_method'][0].value == 'PUT'
resp = resp.form.submit()
req = resp.request
assert req.method == 'PUT'
assert not req.GET
assert 'inp' in req.POST and req.POST['inp'] == 'val'
def test_non_200_response():
body = 'Not Found'
app = make_app('404 Not Found', [('Content-Type', 'text/html')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/', status=404)
assert resp.status_int == 404
assert resp.content_length == len(body)
assert resp.body == body
def test_non_html_response():
body = 'plain text'
app = make_app('200 OK', [('Content-Type', 'text/plain')], body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.content_length == len(body)
assert resp.body == body
def test_non_empty_content_encoding_response():
body = '<html>...</html>'
headers = [('Content-Type', 'text/html'), ('Content-encoding', 'gzip')]
app = make_app('200 OK', headers, body)
app = TestApp(EmulateRestMiddleware(app))
resp = app.get('/')
assert resp.status_int == 200
assert resp.content_length == len(body)
assert resp.body == body
def test_app_iter_close_called():
body = '<html>...</html>'
app = make_app('200 OK', [('Content-Type', 'text/html')], body)
test_app = TestApp(EmulateRestMiddleware(app))
resp = test_app.get('/')
assert app.close_called
def test_form_regex():
should_match = (
'<form method="POST">',
'\n<form method="POST">\t',
' <form method="POST">',
'<form method="POST" > ',
' <form method="PUT"> ',
'<form\tmethod="PUT" id="form-id">',
'<form id="form-id" method="PUT">',
'<FORM ID="FORM-ID" METHOD="PuT">',
'<Form ID="FORM-ID" METHOD="put">',
'<form method="POST">',
'<form\tid="form-id"\t \nmethod="delete">',
'<form\t-\tmethod="POST">',
)
should_not_match = (
'x',
'form',
'<form>',
' <form>',
'<form method="POST"',
'<form> method="POST"',
'<form > method="POST"',
'<form > method="POST">',
'<form> method="POST">',
'<form> <method="POST">',
'<form- method="POST">',
' <form- method="POST"> ',
'<formmethod="POST">',
'<form-method="POST">',
' <form-method="POST">',
'<form xmethod="POST">',
)
for form in should_match:
assert _FORM_RE.search(form)
for form in should_not_match:
assert not _FORM_RE.search(form)