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from __future__ import unicode_literals
import unittest
import os
import shutil
import tempfile
from yaksh.bash_code_evaluator import BashCodeEvaluator
from yaksh.bash_stdio_evaluator import BashStdioEvaluator
from yaksh.settings import SERVER_TIMEOUT
from textwrap import dedent
class BashAssertionEvaluationTestCases(unittest.TestCase):
def setUp(self):
with open('/tmp/test.txt', 'wb') as f:
f.write('2'.encode('ascii'))
self.test_case_data = [
{"test_case": "bash_files/sample.sh,bash_files/sample.args",
"weight": 0.0
}
]
self.in_dir = tempfile.mkdtemp()
self.timeout_msg = ("Code took more than {0} seconds to run. "
"You probably have an infinite loop in your"
" code.").format(SERVER_TIMEOUT)
self.file_paths = None
def tearDown(self):
os.remove('/tmp/test.txt')
shutil.rmtree(self.in_dir)
def test_correct_answer(self):
user_answer = ("#!/bin/bash\n[[ $# -eq 2 ]]"
" && echo $(( $1 + $2 )) && exit $(( $1 + $2 ))"
)
get_class = BashCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'partial_grading': True,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertTrue(result.get('success'))
self.assertEqual(result.get('error'), "Correct answer\n")
def test_error(self):
user_answer = ("#!/bin/bash\n[[ $# -eq 2 ]] "
"&& echo $(( $1 - $2 )) && exit $(( $1 - $2 ))")
get_class = BashCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'partial_grading': True,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertFalse(result.get("success"))
self.assertTrue("Error" in result.get("error"))
def test_infinite_loop(self):
user_answer = ("#!/bin/bash\nwhile [ 1 ] ;"
" do echo "" > /dev/null ; done")
get_class = BashCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'partial_grading': True,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertFalse(result.get("success"))
self.assertEqual(result.get("error"), self.timeout_msg)
def test_file_based_assert(self):
self.file_paths = [('/tmp/test.txt', False)]
self.test_case_data = [
{"test_case": "bash_files/sample1.sh,bash_files/sample1.args",
"weight": 0.0
}
]
user_answer = ("#!/bin/bash\ncat $1")
get_class = BashCodeEvaluator()
kwargs = {'user_answer': user_answer,
'partial_grading': True,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertTrue(result.get("success"))
self.assertEqual(result.get("error"), "Correct answer\n")
class BashStdioEvaluationTestCases(unittest.TestCase):
def setUp(self):
self.in_dir = tempfile.mkdtemp()
self.timeout_msg = ("Code took more than {0} seconds to run. "
"You probably have an infinite loop in your"
" code.").format(SERVER_TIMEOUT)
def test_correct_answer(self):
user_answer = dedent(""" #!/bin/bash
read A
read B
echo -n `expr $A + $B`
"""
)
test_case_data = [{'expected_output': '11',
'expected_input': '5\n6',
'weight': 0.0
}]
get_class = BashStdioEvaluator()
kwargs = {"user_answer": user_answer,
"partial_grading": True,
"test_case_data": test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer\n")
self.assertTrue(result.get('success'))
def test_array_input(self):
user_answer = dedent(""" readarray arr;
COUNTER=0
while [ $COUNTER -lt 3 ]; do
echo -n "${arr[$COUNTER]}"
let COUNTER=COUNTER+1
done
"""
)
test_case_data = [{'expected_output': '1 2 3\n4 5 6\n7 8 9\n',
'expected_input': '1,2,3\n4,5,6\n7,8,9',
'weight': 0.0
}]
get_class = BashStdioEvaluator()
kwargs = {"user_answer": user_answer,
"partial_grading": True,
"test_case_data": test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer\n")
self.assertTrue(result.get('success'))
def test_incorrect_answer(self):
user_answer = dedent(""" #!/bin/bash
read A
read B
echo -n `expr $A - $B`
"""
)
test_case_data = [{'expected_output': '11',
'expected_input': '5\n6',
'weight': 0.0
}]
get_class = BashStdioEvaluator()
kwargs = {"user_answer": user_answer,
"partial_grading": True,
"test_case_data": test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertIn("Incorrect", result.get('error'))
self.assertFalse(result.get('success'))
def test_stdout_only(self):
user_answer = dedent(""" #!/bin/bash
A=6
B=4
echo -n `expr $A + $B`
"""
)
test_case_data = [{'expected_output': '10',
'expected_input': '',
'weight': 0.0
}]
get_class = BashStdioEvaluator()
kwargs = {"user_answer": user_answer,
"partial_grading": True,
"test_case_data": test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer\n")
self.assertTrue(result.get('success'))
if __name__ == '__main__':
unittest.main()
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