# this program creates a list of possible combinations and creates a string
# that represents the function name.  This way I get all the possibilties
# and don't forget any

src = ['src_file','src_directory_empty', 'src_directory_not_empty', \
       'src_file_or_directory_not_exist']
dst = ['dst_file_exist','dst_not_exist','dst_directory_empty', \
        'dst_directory_not_empty']

print "Make sure you have functions in test_os for all of these"
for index_src in range(0, len(src)):
    for index_dst in range(0, len(dst)):
        function_name = "test_rename_" + src[index_src] + "_" + \
            dst[index_dst]
        print function_name


for index_src in range(0, len(src)):
    for index_dst in range(0, len(dst)):
        function_name = src[index_src] + ":" + dst[index_dst]
        print function_name

result_unix = dict(a='value',another='value',)
result_windows = dict(a='value',another='value',)
result_unix['src_file:dst_file_exist'] = "rename overwrite"
result_windows['src_file:dst_file_exist'] = "raises OSError"
result_unix['src_file:dst_not_exist'] = "rename"
result_windows['src_file:dst_not_exist'] = "rename"
result_unix['src_file:dst_directory_empty'] = "raises OSError"
result_windows['src_file:dst_directory_empty'] = "raises OSError"
result_unix['src_file:dst_directory_not_empty'] = "raises OSError"
result_windows['src_file:dst_directory_not_empty'] = "raises OSError"
result_unix['src_directory_empty:dst_file_exist'] = "raises OSError"
result_windows['src_directory_empty:dst_file_exist'] = "raises OSError"
result_unix['src_directory_empty:dst_not_exist'] = "rename"
result_windows['src_directory_empty:dst_not_exist'] = "rename"
result_unix['src_directory_empty:dst_directory_empty'] = "rename overwrite"
result_windows['src_directory_empty:dst_directory_empty'] = "raises FileExistsError"
result_unix['src_directory_empty:dst_directory_not_empty'] = "raises OSError"
result_windows['src_directory_empty:dst_directory_not_empty'] = "raises OSError"
result_unix['src_directory_not_empty:dst_file_exist'] = "raises OSError"
result_windows['src_directory_not_empty:dst_file_exist'] = "raises OSError"
result_unix['src_directory_not_empty:dst_not_exist'] = "rename"
result_windows['src_directory_not_empty:dst_not_exist'] = "rename"
result_unix['src_directory_not_empty:dst_directory_empty'] = "rename overwrite"
result_windows['src_directory_not_empty:dst_directory_empty'] = "raises FileExistsError"
result_unix['src_directory_not_empty:dst_directory_not_empty'] = "raises OSError"
result_windows['src_directory_not_empty:dst_directory_not_empty'] = "raises OSError"
result_unix['src_file_or_directory_not_exist:dst_file_exist'] = "raises OSError"
result_windows['src_file_or_directory_not_exist:dst_file_exist'] = "raises OSError"
result_unix['src_file_or_directory_not_exist:dst_not_exist'] = "raises OSError"
result_windows['src_file_or_directory_not_exist:dst_not_exist'] = "raises OSError"
result_unix['src_file_or_directory_not_exist:dst_directory_empty'] = "raises OSError"
result_windows['src_file_or_directory_not_exist:dst_directory_empty'] = "raises OSError"
result_unix['src_file_or_directory_not_exist:dst_directory_not_empty'] = "raises OSError"
result_windows['src_file_or_directory_not_exist:dst_directory_not_empty'] = "raises OSError"

# now lets pretty print a nice table
print "For Unix"
space_per_cell = 30
# print the header first
for index_src in range(0, 15):
    print " ",
for index_src in range(0, len(src)):
    print src[index_src].ljust(space_per_cell),

print ""
for index_dst in range(0, len(dst)):
    print dst[index_dst].ljust(space_per_cell),
    for index_src in range(0, len(src)):
        key = src[index_src] + ":" + dst[index_dst]
        print result_unix[key].ljust(space_per_cell),
    print ""

print "For Windows"        
space_per_cell = 30
# print the header first
for index_src in range(0, 15):
    print " ",
for index_src in range(0, len(src)):
    print src[index_src].ljust(space_per_cell),

print ""
for index_dst in range(0, len(dst)):
    print dst[index_dst].ljust(space_per_cell),
    for index_src in range(0, len(src)):
        key = src[index_src] + ":" + dst[index_dst]
        print result_windows[key].ljust(space_per_cell),
    print ""