import unittest
import io
import re
from unittest import mock
import math
import student_X as main #Replace student_X with your filename 
import sys
import io
from io import StringIO
    
    
    
 

class PrintAnimalSoundsTests(unittest.TestCase):
    
    def test_default_case(self):
        function = main.print_animal_sounds
        

        try:
            docstring = function.__doc__
            docstring = docstring.strip()
        except:
            docstring = ""
        correct = docstring != ""
        message = "docstring is blank."
        self.assertTrue(correct, message) 

        

        with mock.patch('sys.stdout', new=io.StringIO()) as fake_stdout:
            function(3,4,2,1)
        output = fake_stdout.getvalue().strip()

        correct = "neighneighneighquackquackquackquackmoomoobleat"
        feedback = "Doesn't print the correct string for parameters 3, 4, 2, and 1"
        self.assertTrue(output == correct, feedback)

        

        with mock.patch('sys.stdout', new=io.StringIO()) as fake_stdout:
            function()
        output = fake_stdout.getvalue().strip()

        correct = "neighneighneighquackquackquackquackmoomoobleat"
        feedback = "Doesn't print the correct string when I don't include any parameters."
        self.assertTrue(output == correct, feedback)

        

        with mock.patch('sys.stdout', new=io.StringIO()) as fake_stdout:
            function(2, 0)
        output = fake_stdout.getvalue().strip()

        correct = "neighneighmoomoobleat"
        feedback = "Doesn't print the correct string when I specify only some of the parameters."
        self.assertTrue(output == correct, feedback)

        

        with mock.patch('sys.stdout', new=io.StringIO()) as fake_stdout:
            function(1, 2, 3)
        output = fake_stdout.getvalue().strip()

        correct = "neighquackquackmoomoomoobleat"
        feedback = "Doesn't print the correct string when I specify only some of the parameters."
        self.assertTrue(output == correct, feedback)
        
        
if __name__ == "__main__":
    tests = PrintAnimalSoundsTests()
    tests.test_default_case()