# test_lab10.py
# Lillian Lee (LJL2) and Walker White (wmw2)
# November 5, 2013
"""Test cases for lab7.py"""

from cornelltest import *
from lab10 import *

def test_numberof():
    mylist = [5, 3, 3455, 74, 74, 74, 3]
    assert_equals(3, numberof(mylist,74))
    assert_equals(2, numberof(mylist,3))
    assert_equals(0, numberof(mylist,4))
    assert_equals(1, numberof([4],4))
    assert_equals(0, numberof([],4))
    print '  numberof looks okay'

    
def test_replace_copy():
    assert_equals([4], replace_copy([5],5,4))
    assert_equals([], replace_copy([], 1, 2))
    mylist = [5, 3, 3455, 74, 74, 74, 3]
    assert_equals([5, 20, 3455, 74, 74, 74, 20], replace_copy(mylist,3, 20))
    assert_equals([5, 3, 3455, 74, 74, 74, 3], replace_copy(mylist, 1, 3))
    print '  replace_copy looks okay'


def test_replace():
    mylist = [5]
    replace(mylist,5,4)
    assert_equals([4], mylist)

    mylist = []
    replace(mylist,1,2)    
    assert_equals([], mylist)

    mylist = [5, 3, 3455, 74, 74, 74, 3]
    replace(mylist, 3, 20)
    assert_equals([5, 20, 3455, 74, 74, 74, 20], mylist)

    replace(mylist, 1, 3)
    assert_equals([5, 20, 3455, 74, 74, 74, 20], mylist)
    print '  replace looks okay'


def test_cuberoot():
    assert_equals(2.0,round(cuberoot(8,1e-12),5))
    assert_equals(2.0,round(cuberoot(8,1e-12),11))
    assert_equals(2.0,round(cuberoot(8,1e-1),0))
    assert_equals(3.0,round(cuberoot(27,1e-12),11))
    assert_equals(3.0,round(cuberoot(27,1e-1),0))
    assert_equals(2.08008,round(cuberoot(9),5))
    assert_equals(2.0800838231,round(cuberoot(9,1e-11),10))
    print '  cuberoot looks okay'

    
# Script Code
if __name__ == '__main__':
    print 'Testing while loops'
    test_numberof()
    test_replace_copy()
    test_replace()
    test_cuberoot()
    print "Module lab10.py is working correctly"