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|
from __future__ import unicode_literals
import json
try:
from Queue import Queue
except ImportError:
from queue import Queue
from threading import Thread
import unittest
from six.moves import urllib
from yaksh.code_server import ServerPool, SERVER_POOL_PORT
from yaksh import settings
from yaksh.xmlrpc_clients import CodeServerProxy
class TestCodeServer(unittest.TestCase):
@classmethod
def setUpClass(cls):
settings.code_evaluators['python']['standardtestcase'] = \
"yaksh.python_assertion_evaluator.PythonAssertionEvaluator"
ports = range(8001, 8006)
server_pool = ServerPool(ports=ports, pool_port=SERVER_POOL_PORT)
cls.server_pool = server_pool
cls.server_thread = t = Thread(target=server_pool.run)
t.start()
@classmethod
def tearDownClass(cls):
cls.server_pool.stop()
cls.server_thread.join()
settings.code_evaluators['python']['standardtestcase'] = \
"python_assertion_evaluator.PythonAssertionEvaluator"
def setUp(self):
self.code_server = CodeServerProxy()
def test_infinite_loop(self):
# Given
testdata = {'metadata': {'user_answer': 'while True: pass',
'language': 'python',
'partial_grading': False
},
'test_case_data': [{'test_case':'assert 1==2',
'test_case_type': 'standardtestcase',
'weight': 0.0
}]
}
# When
result = self.code_server.run_code(
'python', 'standardtestcase', json.dumps(testdata), ''
)
# Then
data = json.loads(result)
self.assertFalse(data['success'])
self.assertTrue('infinite loop' in data['error'])
def test_correct_answer(self):
# Given
testdata = {'metadata': { 'user_answer': 'def f(): return 1',
'language': 'python',
'partial_grading': False
},
'test_case_data': [{'test_case':'assert f() == 1',
'test_case_type': 'standardtestcase',
'weight': 0.0
}]
}
# When
result = self.code_server.run_code(
'python', 'standardtestcase', json.dumps(testdata), ''
)
# Then
data = json.loads(result)
self.assertTrue(data['success'])
self.assertIn('Correct answer', data['error'])
def test_wrong_answer(self):
# Given
testdata = {'metadata': { 'user_answer': 'def f(): return 1',
'language': 'python',
'partial_grading': False
},
'test_case_data': [{'test_case':'assert f() == 2',
'test_case_type': 'standardtestcase',
'weight': 0.0
}]
}
# When
result = self.code_server.run_code(
'python', 'standardtestcase', json.dumps(testdata), ''
)
# Then
data = json.loads(result)
self.assertFalse(data['success'])
self.assertTrue('AssertionError' in data['error'])
def test_multiple_simultaneous_hits(self):
# Given
results = Queue()
def run_code():
"""Run an infinite loop."""
testdata = {'metadata': { 'user_answer': 'while True: pass',
'language': 'python',
'partial_grading': False
},
'test_case_data': [{'test_case':'assert 1==2',
'test_case_type': 'standardtestcase',
'weight': 0.0
}]
}
result = self.code_server.run_code(
'python', 'standardtestcase', json.dumps(testdata), ''
)
results.put(json.loads(result))
N = 10
# When
import time
threads = []
for i in range(N):
t = Thread(target=run_code)
threads.append(t)
t.start()
for t in threads:
if t.isAlive():
t.join()
# Then
self.assertEqual(results.qsize(), N)
for i in range(N):
data = results.get()
self.assertFalse(data['success'])
self.assertTrue('infinite loop' in data['error'])
def test_server_pool_status(self):
# Given
url = "http://localhost:%s/status"%SERVER_POOL_PORT
# When
response = urllib.request.urlopen(url)
data = response.read().decode('utf-8')
# Then
expect = 'out of 5 are free'
self.assertTrue(expect in data)
expect = 'Load:'
self.assertTrue(expect in data)
if __name__ == '__main__':
unittest.main()
|
