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from __future__ import unicode_literals
import unittest
import os
import shutil
import tempfile
from yaksh import code_evaluator as evaluator
from yaksh.java_code_evaluator import JavaCodeEvaluator
from yaksh.java_stdio_evaluator import JavaStdioEvaluator
from yaksh.settings import SERVER_TIMEOUT
from textwrap import dedent
class JavaAssertionEvaluationTestCases(unittest.TestCase):
def setUp(self):
with open('/tmp/test.txt', 'wb') as f:
f.write('2'.encode('ascii'))
tmp_in_dir_path = tempfile.mkdtemp()
self.test_case_data = [
{"test_case": "java_files/main_square.java"}
]
self.in_dir = tmp_in_dir_path
evaluator.SERVER_TIMEOUT = 9
self.timeout_msg = ("Code took more than {0} seconds to run. "
"You probably have an infinite loop in"
" your code.").format(evaluator.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 = "class Test {\n\tint square_num(int a) {\n\treturn a*a;\n\t}\n}"
get_class = JavaCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer")
self.assertTrue(result.get('success'))
def test_incorrect_answer(self):
user_answer = "class Test {\n\tint square_num(int a) {\n\treturn a;\n\t}\n}"
get_class = JavaCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data,
'file_paths': self.file_paths
}
result = get_class.evaluate(**kwargs)
self.assertFalse(result.get('success'))
lines_of_error = len(result.get('error').splitlines())
self.assertFalse(result.get('success'))
self.assertIn("Incorrect", result.get('error'))
self.assertTrue(lines_of_error > 1)
def test_error(self):
user_answer = "class Test {\n\tint square_num(int a) {\n\treturn a*a"
get_class = JavaCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'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 = "class Test {\n\tint square_num(int a) {\n\t\twhile(0==0){\n\t\t}\n\t}\n}"
get_class = JavaCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'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": "java_files/read_file.java"}
]
user_answer = dedent("""
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
class Test{
String readFile() throws IOException {
BufferedReader br = new BufferedReader(new FileReader("test.txt"));
try {
StringBuilder sb = new StringBuilder();
String line = br.readLine();
while (line != null) {
sb.append(line);
line = br.readLine();}
return sb.toString();
} finally {
br.close();
}}}
""")
get_class = JavaCodeEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'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")
class JavaStdioEvaluationTestCases(unittest.TestCase):
def setUp(self):
with open('/tmp/test.txt', 'wb') as f:
f.write('2'.encode('ascii'))
tmp_in_dir_path = tempfile.mkdtemp()
self.in_dir = tmp_in_dir_path
self.test_case_data = [{'expected_output': '11',
'expected_input': '5\n6'}]
evaluator.SERVER_TIMEOUT = 4
self.timeout_msg = ("Code took more than {0} seconds to run. "
"You probably have an infinite loop in"
" your code.").format(evaluator.SERVER_TIMEOUT)
def tearDown(self):
evaluator.SERVER_TIMEOUT = 4
os.remove('/tmp/test.txt')
shutil.rmtree(self.in_dir)
def test_correct_answer(self):
user_answer = dedent("""
import java.util.Scanner;
class Test
{public static void main(String[] args){
Scanner s = new Scanner(System.in);
int a = s.nextInt();
int b = s.nextInt();
System.out.print(a+b);
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer")
self.assertTrue(result.get('success'))
def test_array_input(self):
self.test_case_data = [{'expected_output': '561',
'expected_input': '5\n6\n1'}]
user_answer = dedent("""
import java.util.Scanner;
class Test
{public static void main(String[] args){
Scanner s = new Scanner(System.in);
int a[] = new int[3];
for (int i=0;i<3;i++){
a[i] = s.nextInt();
System.out.print(a[i]);}
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer")
self.assertTrue(result.get('success'))
def test_incorrect_answer(self):
user_answer = dedent("""
import java.util.Scanner;
class Test
{public static void main(String[] args){
Scanner s = new Scanner(System.in);
int a = s.nextInt();
int b = s.nextInt();
System.out.print(a);
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
lines_of_error = len(result.get('error').splitlines())
self.assertFalse(result.get('success'))
self.assertIn("Incorrect", result.get('error'))
self.assertTrue(lines_of_error > 1)
def test_error(self):
user_answer = dedent("""
class Test
{
System.out.print("a");
}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertFalse(result.get("success"))
self.assertTrue("Compilation Error" in result.get("error"))
def test_infinite_loop(self):
user_answer = dedent("""
class Test
{public static void main(String[] args){
while(0==0)
{
System.out.print("a");}
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertFalse(result.get("success"))
self.assertEqual(result.get("error"), self.timeout_msg)
def test_only_stdout(self):
self.test_case_data = [{'expected_output': '11',
'expected_input': ''}]
user_answer = dedent("""
class Test
{public static void main(String[] args){
int a = 5;
int b = 6;
System.out.print(a+b);
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer")
self.assertTrue(result.get('success'))
def test_string_input(self):
self.test_case_data = [{'expected_output': 'HelloWorld',
'expected_input': 'Hello\nWorld'}]
user_answer = dedent("""
import java.util.Scanner;
class Test
{public static void main(String[] args){
Scanner s = new Scanner(System.in);
String a = s.nextLine();
String b = s.nextLine();
System.out.print(a+b);
}}""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'test_case_data': self.test_case_data
}
result = get_class.evaluate(**kwargs)
self.assertEqual(result.get('error'), "Correct answer")
self.assertTrue(result.get('success'))
def test_file_based_stdout(self):
self.file_paths = [("/tmp/test.txt", False)]
self.test_case_data = [{'expected_output': '2',
'expected_input': ''}]
user_answer = dedent("""
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
class Test{
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new FileReader("test.txt"));
try {
StringBuilder sb = new StringBuilder();
String line = br.readLine();
while (line != null) {
sb.append(line);
line = br.readLine();}
System.out.print(sb.toString());
} finally {
br.close();
}}}
""")
get_class = JavaStdioEvaluator(self.in_dir)
kwargs = {'user_answer': user_answer,
'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")
if __name__ == '__main__':
unittest.main()
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