~azzar1/unity/add-show-desktop-key

def print_file(name, mode='r'):

    f = file(name, mode)

    print f.read()

    f.close()

    print

# read inital file

print "initial_file.txt: read in r mode"

print_file("initial_file.txt", "r")

print "initial_file.txt: read in r mode again"

print_file("initial_file.txt", "r")

print "initial_file.txt: read in r+ mode"

print_file("initial_file.txt", "r+")

print "initial_file.txt: read in a+ mode"

print_file("initial_file.txt", "a+")

print "initial_file.txt: read in w+ mode"

print_file("initial_file.txt", "w+")

# simple write tests

f = file("file_1.txt", "w")

f.write("Write a new file, mode = 'w'\n")

f.close()

print "file_1.txt: write test"

print_file("file_1.txt")

f = file("file_2.txt", "w")

f.write("Write to file multiple times\n")

f.write("mode = 'w'\n")

f.close()

# read tests

print "file_2.txt: read in r mode"

print_file("file_2.txt", "r")

print "file_2.txt: read in r+ mode"

print_file("file_2.txt", "r+")

print "file_2.txt: read in a+ mode"

print_file("file_2.txt", "a+")

print "file_2.txt: read in w+ mode"

print_file("file_2.txt", "w+")

# append tests

f = file("file_3.txt", "w")

f.write("Text in w mode\n")

f.close()

f = file("file_3.txt", "a")

f.write("Text appended in\n")

f.write("a mode\n")

f.close()

print "file_3.txt: append test"

print_file("file_3.txt")

# rwa + modes tests here

# error tests

f = file("file_4.txt", 'w')

f.write("File for testing errors\n")

f.close()

print "Writing to read only files"

f = file("file_4.txt")

try:

    f.write("a")

    print "Test failed"

except Exception, e:

    print e

f.close()

print

print "Reading non-existant files"

try:

    file("non_existant.txt").read()

    print "Test failed"

except Exception, e:

    print e

print

print "Reading form write only files"

f = file("file_4.txt",'w')

try:

    f.read()

    print "Test failed"

except Exception, e:

    print e

f.close()

print

print "Reading form append only files"

f = file("file_4.txt",'a')

try:

    f.read()

    print "Test failed"

except Exception, e:

    print e

f.close()