import os
import re
import shutil

# c cs java bash php perl python
 
def CheckOutput(output):
    return output == 'Hello world!\n'

def test_c():
    print(os.getcwd())
    fh = os.popen("make c &>/dev/null; ./helloworld", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_cs():
    print(os.getcwd())
    fh = os.popen("make cs &>/dev/null; mono ./HelloWorld.exe", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_java():
    print(os.getcwd())
    fh = os.popen("make java &>/dev/null; java helloworld", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_bash():
    print(os.getcwd())
    fh = os.popen("bash ./helloworld.bash", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_bash():
    print(os.getcwd())
    fh = os.popen("bash ./helloworld.bash", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_perl():
    print(os.getcwd())
    fh = os.popen("perl ./helloworld.pl", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_php():
    print(os.getcwd())
    fh = os.popen("php ./helloworld.php", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)

def test_python():
    print(os.getcwd())
    fh = os.popen("python3 ./helloworld.py", mode='r', buffering=-1)
    output = fh.read()
    retcode = fh.close()
    assert retcode == None and CheckOutput(output)