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import unittest, time
from commontest import *
from rdiff_backup import statistics, rpath, restore
class StatsObjTest(unittest.TestCase):
"""Test StatsObj class"""
def set_obj(self, s):
"""Set values of s's statistics"""
s.SourceFiles = 1
s.SourceFileSize = 2
s.MirrorFiles = 13
s.MirrorFileSize = 14
s.NewFiles = 3
s.NewFileSize = 4
s.DeletedFiles = 5
s.DeletedFileSize = 6
s.ChangedFiles = 7
s.ChangedSourceSize = 8
s.ChangedMirrorSize = 9
s.IncrementFiles = 15
s.IncrementFileSize = 10
s.StartTime = 11
s.EndTime = 12
def test_get_stats(self):
"""Test reading and writing stat objects"""
s = statistics.StatsObj()
assert s.get_stat('SourceFiles') is None
self.set_obj(s)
assert s.get_stat('SourceFiles') == 1
s1 = statistics.StatFileObj()
assert s1.get_stat('SourceFiles') == 0
def test_get_stats_string(self):
"""Test conversion of stat object into string"""
s = statistics.StatsObj()
stats_string = s.get_stats_string()
assert stats_string == "", stats_string
self.set_obj(s)
stats_string = s.get_stats_string()
ss_list = stats_string.split("\n")
tail = "\n".join(ss_list[2:]) # Time varies by time zone, don't check
#"""StartTime 11.00 (Wed Dec 31 16:00:11 1969)
#EndTime 12.00 (Wed Dec 31 16:00:12 1969)"
assert tail == \
"""ElapsedTime 1.00 (1 second)
SourceFiles 1
SourceFileSize 2 (2 bytes)
MirrorFiles 13
MirrorFileSize 14 (14 bytes)
NewFiles 3
NewFileSize 4 (4 bytes)
DeletedFiles 5
DeletedFileSize 6 (6 bytes)
ChangedFiles 7
ChangedSourceSize 8 (8 bytes)
ChangedMirrorSize 9 (9 bytes)
IncrementFiles 15
IncrementFileSize 10 (10 bytes)
TotalDestinationSizeChange 7 (7 bytes)
""", "'%s'" % stats_string
def test_line_string(self):
"""Test conversion to a single line"""
s = statistics.StatsObj()
self.set_obj(s)
statline = s.get_stats_line(("sample", "index", "w", "new\nline"))
assert statline == "sample/index/w/new\\nline 1 2 13 14 " \
"3 4 5 6 7 8 9 15 10", repr(statline)
statline = s.get_stats_line(())
assert statline == ". 1 2 13 14 3 4 5 6 7 8 9 15 10"
statline = s.get_stats_line(("file name with spaces",))
assert statline == "file\\x20name\\x20with\\x20spaces 1 2 13 14 " \
"3 4 5 6 7 8 9 15 10", repr(statline)
def test_byte_summary(self):
"""Test conversion of bytes to strings like 7.23MB"""
s = statistics.StatsObj()
f = s.get_byte_summary_string
assert f(1) == "1 byte"
assert f(234.34) == "234 bytes"
assert f(2048) == "2.00 KB"
assert f(3502243) == "3.34 MB"
assert f(314992230) == "300 MB"
assert f(36874871216) == "34.3 GB", f(36874871216)
assert f(3775986812573450) == "3434 TB"
def test_init_stats(self):
"""Test setting stat object from string"""
s = statistics.StatsObj()
s.set_stats_from_string("NewFiles 3 hello there")
for attr in s.stat_attrs:
if attr == 'NewFiles': assert s.get_stat(attr) == 3
else: assert s.get_stat(attr) is None, (attr, s.__dict__[attr])
s1 = statistics.StatsObj()
self.set_obj(s1)
assert not s1.stats_equal(s)
s2 = statistics.StatsObj()
s2.set_stats_from_string(s1.get_stats_string())
assert s1.stats_equal(s2)
def test_write_rp(self):
"""Test reading and writing of statistics object"""
rp = rpath.RPath(Globals.local_connection, "testfiles/statstest")
if rp.lstat(): rp.delete()
s = statistics.StatsObj()
self.set_obj(s)
s.write_stats_to_rp(rp)
s2 = statistics.StatsObj()
assert not s2.stats_equal(s)
s2.read_stats_from_rp(rp)
assert s2.stats_equal(s)
def testAverage(self):
"""Test making an average statsobj"""
s1 = statistics.StatsObj()
s1.StartTime = 5
s1.EndTime = 10
s1.ElapsedTime = 5
s1.ChangedFiles = 2
s1.SourceFiles = 100
s1.NewFileSize = 4
s2 = statistics.StatsObj()
s2.StartTime = 25
s2.EndTime = 35
s2.ElapsedTime = 10
s2.ChangedFiles = 1
s2.SourceFiles = 50
s2.DeletedFiles = 0
s3 = statistics.StatsObj().set_to_average([s1, s2])
assert s3.StartTime is s3.EndTime is None
assert s3.ElapsedTime == 7.5
assert s3.DeletedFiles is s3.NewFileSize is None, (s3.DeletedFiles,
s3.NewFileSize)
assert s3.ChangedFiles == 1.5
assert s3.SourceFiles == 75
class IncStatTest(unittest.TestCase):
"""Test statistics as produced by actual backup"""
def stats_check_initial(self, s):
"""Make sure stats object s compatible with initial mirroring
A lot of the off by one stuff is because the root directory
exists in the below examples.
"""
assert s.MirrorFiles == 1 or s.MirrorFiles == 0
assert s.MirrorFileSize < 20000
assert s.NewFiles <= s.SourceFiles <= s.NewFiles + 1
assert s.NewFileSize <= s.SourceFileSize <= s.NewFileSize + 20000
assert s.ChangedFiles == 1 or s.ChangedFiles == 0
assert s.ChangedSourceSize < 20000
assert s.ChangedMirrorSize < 20000
assert s.DeletedFiles == s.DeletedFileSize == 0
assert s.IncrementFileSize == 0
def testStatistics(self):
"""Test the writing of statistics
The file sizes are approximate because the size of directories
could change with different file systems...
"""
Globals.compression = 1
Myrm("testfiles/output")
InternalBackup(1, 1, "testfiles/stattest1", "testfiles/output")
InternalBackup(1, 1, "testfiles/stattest2", "testfiles/output",
time.time()+1)
rbdir = rpath.RPath(Globals.local_connection,
"testfiles/output/rdiff-backup-data")
incs = restore.get_inclist(rbdir.append("session_statistics"))
assert len(incs) == 2
s2 = statistics.StatsObj().read_stats_from_rp(incs[0])
assert s2.SourceFiles == 7
assert 700000 <= s2.SourceFileSize < 750000, s2.SourceFileSize
self.stats_check_initial(s2)
root_stats = statistics.StatsObj().read_stats_from_rp(incs[1])
assert root_stats.SourceFiles == 7, root_stats.SourceFiles
assert 550000 <= root_stats.SourceFileSize < 570000
assert root_stats.MirrorFiles == 7
assert 700000 <= root_stats.MirrorFileSize < 750000
assert root_stats.NewFiles == 1
assert root_stats.NewFileSize == 0
assert root_stats.DeletedFiles == 1, root_stats.DeletedFiles
assert root_stats.DeletedFileSize == 200000
assert 3 <= root_stats.ChangedFiles <= 4, root_stats.ChangedFiles
assert 450000 <= root_stats.ChangedSourceSize < 470000
assert 400000 <= root_stats.ChangedMirrorSize < 420000, \
root_stats.ChangedMirrorSize
assert 10 < root_stats.IncrementFileSize < 30000
if __name__ == "__main__": unittest.main()
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