##// END OF EJS Templates
actually send only one kernel_info request...
actually send only one kernel_info request store the Future for the initial request, allowing subsequent requests to wait on the same pending reply. Previously, any incoming requests that arrived while waiting for the first reply would send their own request.

File last commit:

r18423:6f1a7d99
r18563:0b2c2392
Show More
test_adapter.py
334 lines | 11.2 KiB | text/x-python | PythonLexer
"""Tests for adapting IPython msg spec versions"""
# Copyright (c) IPython Development Team.
# Distributed under the terms of the Modified BSD License.
import copy
import json
from unittest import TestCase
import nose.tools as nt
from IPython.kernel.adapter import adapt, V4toV5, V5toV4, code_to_line
from IPython.kernel.zmq.session import Session
def test_default_version():
s = Session()
msg = s.msg("msg_type")
msg['header'].pop('version')
original = copy.deepcopy(msg)
adapted = adapt(original)
nt.assert_equal(adapted['header']['version'], V4toV5.version)
def test_code_to_line_no_code():
line, pos = code_to_line("", 0)
nt.assert_equal(line, "")
nt.assert_equal(pos, 0)
class AdapterTest(TestCase):
def setUp(self):
self.session = Session()
def adapt(self, msg, version=None):
original = copy.deepcopy(msg)
adapted = adapt(msg, version or self.to_version)
return original, adapted
def check_header(self, msg):
pass
class V4toV5TestCase(AdapterTest):
from_version = 4
to_version = 5
def msg(self, msg_type, content):
"""Create a v4 msg (same as v5, minus version header)"""
msg = self.session.msg(msg_type, content)
msg['header'].pop('version')
return msg
def test_same_version(self):
msg = self.msg("execute_result",
content={'status' : 'ok'}
)
original, adapted = self.adapt(msg, self.from_version)
self.assertEqual(original, adapted)
def test_no_adapt(self):
msg = self.msg("input_reply", {'value' : 'some text'})
v4, v5 = self.adapt(msg)
self.assertEqual(v5['header']['version'], V4toV5.version)
v5['header'].pop('version')
self.assertEqual(v4, v5)
def test_rename_type(self):
for v5_type, v4_type in [
('execute_result', 'pyout'),
('execute_input', 'pyin'),
('error', 'pyerr'),
]:
msg = self.msg(v4_type, {'key' : 'value'})
v4, v5 = self.adapt(msg)
self.assertEqual(v5['header']['version'], V4toV5.version)
self.assertEqual(v5['header']['msg_type'], v5_type)
self.assertEqual(v4['content'], v5['content'])
def test_execute_request(self):
msg = self.msg("execute_request", {
'code' : 'a=5',
'silent' : False,
'user_expressions' : {'a' : 'apple'},
'user_variables' : ['b'],
})
v4, v5 = self.adapt(msg)
self.assertEqual(v4['header']['msg_type'], v5['header']['msg_type'])
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v5c['user_expressions'], {'a' : 'apple', 'b': 'b'})
self.assertNotIn('user_variables', v5c)
self.assertEqual(v5c['code'], v4c['code'])
def test_execute_reply(self):
msg = self.msg("execute_reply", {
'status': 'ok',
'execution_count': 7,
'user_variables': {'a': 1},
'user_expressions': {'a+a': 2},
'payload': [{'source':'page', 'text':'blah'}]
})
v4, v5 = self.adapt(msg)
v5c = v5['content']
self.assertNotIn('user_variables', v5c)
self.assertEqual(v5c['user_expressions'], {'a': 1, 'a+a': 2})
self.assertEqual(v5c['payload'], [{'source': 'page',
'data': {'text/plain': 'blah'}}
])
def test_complete_request(self):
msg = self.msg("complete_request", {
'text' : 'a.is',
'line' : 'foo = a.is',
'block' : None,
'cursor_pos' : 10,
})
v4, v5 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
for key in ('text', 'line', 'block'):
self.assertNotIn(key, v5c)
self.assertEqual(v5c['cursor_pos'], v4c['cursor_pos'])
self.assertEqual(v5c['code'], v4c['line'])
def test_complete_reply(self):
msg = self.msg("complete_reply", {
'matched_text' : 'a.is',
'matches' : ['a.isalnum',
'a.isalpha',
'a.isdigit',
'a.islower',
],
})
v4, v5 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v5c['matches'], v4c['matches'])
self.assertEqual(v5c['metadata'], {})
self.assertEqual(v5c['cursor_start'], -4)
self.assertEqual(v5c['cursor_end'], None)
def test_object_info_request(self):
msg = self.msg("object_info_request", {
'oname' : 'foo',
'detail_level' : 1,
})
v4, v5 = self.adapt(msg)
self.assertEqual(v5['header']['msg_type'], 'inspect_request')
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v5c['code'], v4c['oname'])
self.assertEqual(v5c['cursor_pos'], len(v4c['oname']))
self.assertEqual(v5c['detail_level'], v4c['detail_level'])
def test_object_info_reply(self):
msg = self.msg("object_info_reply", {
'oname' : 'foo',
'found' : True,
'status' : 'ok',
'definition' : 'foo(a=5)',
'docstring' : "the docstring",
})
v4, v5 = self.adapt(msg)
self.assertEqual(v5['header']['msg_type'], 'inspect_reply')
v4c = v4['content']
v5c = v5['content']
self.assertEqual(sorted(v5c), [ 'data', 'found', 'metadata', 'name', 'status'])
text = v5c['data']['text/plain']
self.assertEqual(text, '\n'.join([v4c['definition'], v4c['docstring']]))
# iopub channel
def test_display_data(self):
jsondata = dict(a=5)
msg = self.msg("display_data", {
'data' : {
'text/plain' : 'some text',
'application/json' : json.dumps(jsondata)
},
'metadata' : {'text/plain' : { 'key' : 'value' }},
})
v4, v5 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v5c['metadata'], v4c['metadata'])
self.assertEqual(v5c['data']['text/plain'], v4c['data']['text/plain'])
self.assertEqual(v5c['data']['application/json'], jsondata)
# stdin channel
def test_input_request(self):
msg = self.msg('input_request', {'prompt': "$>"})
v4, v5 = self.adapt(msg)
self.assertEqual(v5['content']['prompt'], v4['content']['prompt'])
self.assertFalse(v5['content']['password'])
class V5toV4TestCase(AdapterTest):
from_version = 5
to_version = 4
def msg(self, msg_type, content):
return self.session.msg(msg_type, content)
def test_same_version(self):
msg = self.msg("execute_result",
content={'status' : 'ok'}
)
original, adapted = self.adapt(msg, self.from_version)
self.assertEqual(original, adapted)
def test_no_adapt(self):
msg = self.msg("input_reply", {'value' : 'some text'})
v5, v4 = self.adapt(msg)
self.assertNotIn('version', v4['header'])
v5['header'].pop('version')
self.assertEqual(v4, v5)
def test_rename_type(self):
for v5_type, v4_type in [
('execute_result', 'pyout'),
('execute_input', 'pyin'),
('error', 'pyerr'),
]:
msg = self.msg(v5_type, {'key' : 'value'})
v5, v4 = self.adapt(msg)
self.assertEqual(v4['header']['msg_type'], v4_type)
nt.assert_not_in('version', v4['header'])
self.assertEqual(v4['content'], v5['content'])
def test_execute_request(self):
msg = self.msg("execute_request", {
'code' : 'a=5',
'silent' : False,
'user_expressions' : {'a' : 'apple'},
})
v5, v4 = self.adapt(msg)
self.assertEqual(v4['header']['msg_type'], v5['header']['msg_type'])
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v4c['user_variables'], [])
self.assertEqual(v5c['code'], v4c['code'])
def test_complete_request(self):
msg = self.msg("complete_request", {
'code' : 'def foo():\n'
' a.is\n'
'foo()',
'cursor_pos': 19,
})
v5, v4 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
self.assertNotIn('code', v4c)
self.assertEqual(v4c['line'], v5c['code'].splitlines(True)[1])
self.assertEqual(v4c['cursor_pos'], 8)
self.assertEqual(v4c['text'], '')
self.assertEqual(v4c['block'], None)
def test_complete_reply(self):
msg = self.msg("complete_reply", {
'cursor_start' : 10,
'cursor_end' : 14,
'matches' : ['a.isalnum',
'a.isalpha',
'a.isdigit',
'a.islower',
],
'metadata' : {},
})
v5, v4 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v4c['matched_text'], 'a.is')
self.assertEqual(v4c['matches'], v5c['matches'])
def test_inspect_request(self):
msg = self.msg("inspect_request", {
'code' : 'def foo():\n'
' apple\n'
'bar()',
'cursor_pos': 18,
'detail_level' : 1,
})
v5, v4 = self.adapt(msg)
self.assertEqual(v4['header']['msg_type'], 'object_info_request')
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v4c['oname'], 'apple')
self.assertEqual(v5c['detail_level'], v4c['detail_level'])
def test_inspect_reply(self):
msg = self.msg("inspect_reply", {
'name' : 'foo',
'found' : True,
'data' : {'text/plain' : 'some text'},
'metadata' : {},
})
v5, v4 = self.adapt(msg)
self.assertEqual(v4['header']['msg_type'], 'object_info_reply')
v4c = v4['content']
v5c = v5['content']
self.assertEqual(sorted(v4c), ['found', 'oname'])
self.assertEqual(v4c['found'], False)
# iopub channel
def test_display_data(self):
jsondata = dict(a=5)
msg = self.msg("display_data", {
'data' : {
'text/plain' : 'some text',
'application/json' : jsondata,
},
'metadata' : {'text/plain' : { 'key' : 'value' }},
})
v5, v4 = self.adapt(msg)
v4c = v4['content']
v5c = v5['content']
self.assertEqual(v5c['metadata'], v4c['metadata'])
self.assertEqual(v5c['data']['text/plain'], v4c['data']['text/plain'])
self.assertEqual(v4c['data']['application/json'], json.dumps(jsondata))
# stdin channel
def test_input_request(self):
msg = self.msg('input_request', {'prompt': "$>", 'password' : True})
v5, v4 = self.adapt(msg)
self.assertEqual(v5['content']['prompt'], v4['content']['prompt'])
self.assertNotIn('password', v4['content'])