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from __future__ import unicode_literals
import unittest
import os
import shutil
import tempfile
from psutil import Process
from textwrap import dedent
#Local Import
from yaksh import grader as gd
from yaksh.grader import Grader
from yaksh.scilab_code_evaluator import ScilabCodeEvaluator
from yaksh.evaluator_tests.test_python_evaluation import EvaluatorBaseTest
class ScilabEvaluationTestCases(EvaluatorBaseTest):
def setUp(self):
tmp_in_dir_path = tempfile.mkdtemp()
self.tc_data = dedent("""
mode(-1)
exec("function.sci",-1);
i = 0
p = add(3,5);
correct = (p == 8);
if correct then
i=i+1
end
disp("Input submitted 3 and 5")
disp("Expected output 8 got " + string(p))
p = add(22,-20);
correct = (p==2);
if correct then
i=i+1
end
disp("Input submitted 22 and -20")
disp("Expected output 2 got " + string(p))
p =add(91,0);
correct = (p==91);
if correct then
i=i+1
end
disp("Input submitted 91 and 0")
disp("Expected output 91 got " + string(p))
if i==3 then
exit(5);
else
exit(3);
end
""")
self.test_case_data = [{"test_case": self.tc_data,
"test_case_type": "standardtestcase",
"weight": 0.0
}]
self.in_dir = tmp_in_dir_path
self.file_paths = None
gd.SERVER_TIMEOUT = 9
self.timeout_msg = ("Code took more than {0} seconds to run. "
"You probably have an infinite loop"
" in your code.").format(gd.SERVER_TIMEOUT)
def tearDown(self):
gd.SERVER_TIMEOUT = 4
shutil.rmtree(self.in_dir)
def test_correct_answer(self):
user_answer = ("funcprot(0)\nfunction[c]=add(a,b)"
"\n\tc=a+b;\nendfunction")
kwargs = {
'metadata': {
'user_answer': user_answer,
'file_paths': self.file_paths,
'partial_grading': False,
'language': 'scilab'
},
'test_case_data': self.test_case_data,
}
grader = Grader(self.in_dir)
result = grader.evaluate(kwargs)
self.assertTrue(result.get('success'))
def test_error(self):
user_answer = ("funcprot(0)\nfunction[c]=add(a,b)"
"\n\tc=a+b;\ndis(\tendfunction")
kwargs = {
'metadata': {
'user_answer': user_answer,
'file_paths': self.file_paths,
'partial_grading': False,
'language': 'scilab'
},
'test_case_data': self.test_case_data,
}
grader = Grader(self.in_dir)
result = grader.evaluate(kwargs)
self.assertFalse(result.get("success"))
self.assert_correct_output('error', result.get("error"))
def test_incorrect_answer(self):
user_answer = ("funcprot(0)\nfunction[c]=add(a,b)"
"\n\tc=a-b;\nendfunction")
kwargs = {
'metadata': {
'user_answer': user_answer,
'file_paths': self.file_paths,
'partial_grading': False,
'language': 'scilab'
},
'test_case_data': self.test_case_data,
}
grader = Grader(self.in_dir)
result = grader.evaluate(kwargs)
lines_of_error = len(result.get('error')[0].splitlines())
self.assertFalse(result.get('success'))
self.assert_correct_output("Message", result.get('error'))
self.assertTrue(lines_of_error > 1)
def test_infinite_loop(self):
user_answer = ("funcprot(0)\nfunction[c]=add(a,b)"
"\n\tc=a;\nwhile(1==1)\nend\nendfunction")
kwargs = {
'metadata': {
'user_answer': user_answer,
'file_paths': self.file_paths,
'partial_grading': False,
'language': 'scilab'
},
'test_case_data': self.test_case_data,
}
grader = Grader(self.in_dir)
result = grader.evaluate(kwargs)
self.assertFalse(result.get("success"))
self.assert_correct_output(self.timeout_msg,
result.get("error")[0]["message"]
)
parent_proc = Process(os.getpid()).children()
if parent_proc:
children_procs = Process(parent_proc[0].pid)
self.assertFalse(any(children_procs.children(recursive=True)))
if __name__ == '__main__':
unittest.main()
|
