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import unittest
import nctest
import os
class TestTuringMachine(nctest.NCTestCase):
""" Tests basic NETCONF operations on the turing-machine YANG module. """
def __init__(self, *args, **kwargs):
super(TestTuringMachine, self).__init__(*args, **kwargs)
self.ns = {"nc": "urn:ietf:params:xml:ns:netconf:base:1.0", "tm": "http://example.net/turing-machine"}
def check_deltas_in_data(self, data):
deltas = data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/*", namespaces=self.ns)
self.assertNotEqual(len(deltas), 0)
for d in deltas:
self.assertTrue(d.tag.endswith("delta"))
def check_labels_only_in_data(self, data):
children = data.xpath("/nc:rpc-reply/nc:data/*", namespaces=self.ns)
self.assertNotEqual(len(children), 0)
for child in children:
self.assertTrue(child.tag.endswith("turing-machine"))
children = data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/*", namespaces=self.ns)
self.assertNotEqual(len(children), 0)
for child in children:
self.assertTrue(child.tag.endswith("transition-function"))
children = data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/*", namespaces=self.ns)
self.assertNotEqual(len(children), 0)
for child in children:
self.assertTrue(child.tag.endswith("delta"))
children = data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/tm:delta/*", namespaces=self.ns)
self.assertNotEqual(len(children), 0)
for child in children:
self.assertTrue(child.tag.endswith("label"))
def test_get(self):
reply = self.nc.get()
self.check_reply_data(reply)
self.check_deltas_in_data(reply.data)
def test_get_config_startup(self):
reply = self.nc.get_config(source="startup")
self.check_reply_data(reply)
self.check_deltas_in_data(reply.data)
def test_get_config_running(self):
reply = self.nc.get_config(source="running")
self.check_reply_data(reply)
self.check_deltas_in_data(reply.data)
def test_get_subtree_filter(self):
filter_xml = """<nc:filter xmlns:nc="urn:ietf:params:xml:ns:netconf:base:1.0">
<turing-machine xmlns="http://example.net/turing-machine">
<transition-function>
<delta>
<label />
</delta>
</transition-function>
</turing-machine>
</nc:filter>"""
reply = self.nc.get_config(source="running", filter=filter_xml)
self.check_reply_data(reply)
self.check_deltas_in_data(reply.data)
self.check_labels_only_in_data(reply.data)
def test_get_xpath_filter(self):
# https://github.com/ncclient/ncclient/issues/166
filter_xml = """<nc:filter type="xpath" xmlns:nc="urn:ietf:params:xml:ns:netconf:base:1.0"
xmlns:tm="http://example.net/turing-machine"
select="/tm:turing-machine/transition-function/delta/label" />
"""
reply = self.nc.get(filter=filter_xml)
self.check_reply_data(reply)
self.check_deltas_in_data(reply.data)
self.check_labels_only_in_data(reply.data)
@unittest.skipIf(os.environ.get("DOCKER_IMG_TAG") == "latest", "bug in Netopeer2 replace operation")
def test_edit_config(self):
config_xml = """<nc:config xmlns:nc="urn:ietf:params:xml:ns:netconf:base:1.0">
<turing-machine xmlns="http://example.net/turing-machine">
<transition-function>
<delta nc:operation="{}">
<label>test-transition-rule</label>
<input>
<symbol>{}</symbol>
<state>{}</state>
</input>
</delta>
</transition-function>
</turing-machine></nc:config>"""
# merge
reply = self.nc.edit_config(target='running', config=config_xml.format("merge", 9, 99))
self.check_reply_ok(reply)
# get
reply = self.nc.get_config(source="running")
self.check_reply_data(reply)
deltas = reply.data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/tm:delta[tm:label='test-transition-rule']", namespaces=self.ns)
self.assertEqual(len(deltas), 1)
# create already existing - expect error
reply = self.nc.edit_config(target='running', config=config_xml.format("create", 9, 99))
self.check_reply_err(reply)
# replace
reply = self.nc.edit_config(target='running', config=config_xml.format("replace", 9, 88))
self.check_reply_ok(reply)
# get
reply = self.nc.get_config(source="running")
self.check_reply_data(reply)
states = reply.data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/tm:delta[tm:label='test-transition-rule']/tm:input/tm:state", namespaces=self.ns)
self.assertEqual(len(states), 1)
self.assertEqual(states[0].text, "88")
# delete
reply = self.nc.edit_config(target='running', config=config_xml.format("delete", 9, 88))
self.check_reply_ok(reply)
# delete non-existing - expect error
reply = self.nc.edit_config(target='running', config=config_xml.format("delete", 9, 88))
self.check_reply_err(reply)
# get - should be empty
reply = self.nc.get_config(source="running")
self.check_reply_data(reply)
deltas = reply.data.xpath("/nc:rpc-reply/nc:data/tm:turing-machine/tm:transition-function/tm:delta[tm:label='test-transition-rule']", namespaces=self.ns)
self.assertEqual(len(deltas), 0)
if __name__ == '__main__':
unittest.main()
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