view tests/test-hybridencode.py @ 40125:e2fe1074024c

wireprotov2: update stream encoding specification

The encoding of data within streams in the frame-based protocol is
not yet defined or implemented. This means that all data in wire
protocol version 2 is currently being sent out raw, without
compression. That's obviously not ideal.

This commit formalizes the beginnings of stream encoding support
in the protocol.

I suspect we'll change behavior substantially in the future. My goal
is to get something landed so we can use compression. We can build
out more robust support later.

Because the frame type ID changed, this is strictly BC. But existing
code wasn't using the frame. I'll bump the framing protocol version
later once code is introduced to use the new frame.

Differential Revision: https://phab.mercurial-scm.org/D4915

from __future__ import absolute_import, print_function

import unittest

from mercurial import (
    store,
)

class hybridencodetests(unittest.TestCase):
    def hybridencode(self, input, want):

        # Check the C implementation if it's in use
        got = store._pathencode(input)
        self.assertEqual(want, got)
        # Check the reference implementation in Python
        refgot = store._hybridencode(input, True)
        self.assertEqual(want, refgot)

    def testnoencodingrequired(self):
        self.hybridencode(
            b'data/abcdefghijklmnopqrstuvwxyz0123456789 !#%&\'()+,-.;=[]^`{}',
            b'data/abcdefghijklmnopqrstuvwxyz0123456789 !#%&\'()+,-.;=[]^`{}')

    def testuppercasechars(self): # uppercase char X is encoded as _x
        self.hybridencode(
            b'data/ABCDEFGHIJKLMNOPQRSTUVWXYZ',
            b'data/_a_b_c_d_e_f_g_h_i_j_k_l_m_n_o_p_q_r_s_t_u_v_w_x_y_z')

    def testunderbar(self): # underbar is doubled
        self.hybridencode(b'data/_', b'data/__')

    def testtilde(self): # tilde is character-encoded
        self.hybridencode(b'data/~', b'data/~7e')

    def testcontrolchars(self): # characters in ASCII code range 1..31
        self.hybridencode(
            (b'data/\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f'
             b'\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e'
             b'\x1f'),
            (b'data/~01~02~03~04~05~06~07~08~09~0a~0b~0c~0d~0e~0f~10~11~12~13'
             b'~14~15~16~17~18~19~1a~1b~1c~1d~1e~1f'))

    def testhighascii(self):# characters in ASCII code range 126..255
        self.hybridencode(
            (b'data/~\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c'
             b'\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b'
             b'\x9c\x9d\x9e\x9f'),
            (b'data/~7e~7f~80~81~82~83~84~85~86~87~88~89~8a~8b~8c~8d~8e~8f~90'
             b'~91~92~93~94~95~96~97~98~99~9a~9b~9c~9d~9e~9f'))
        self.hybridencode(
            (b'data/\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad'
             b'\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc'
             b'\xbd\xbe\xbf'),
            (b'data/~a0~a1~a2~a3~a4~a5~a6~a7~a8~a9~aa~ab~ac~ad~ae~af~b0~b1~b2'
             b'~b3~b4~b5~b6~b7~b8~b9~ba~bb~bc~bd~be~bf'))
        self.hybridencode(
            (b'data/\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca'
             b'\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6'
             b'\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf'),
            (b'data/~c0~c1~c2~c3~c4~c5~c6~c7~c8~c9~ca~cb~cc~cd~ce~cf~d0~d1~d2'
             b'~d3~d4~d5~d6~d7~d8~d9~da~db~dc~dd~de~df'))
        self.hybridencode(
            (b'data/\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed'
             b'\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd'
             b'\xfe\xff'),
            (b'data/~e0~e1~e2~e3~e4~e5~e6~e7~e8~e9~ea~eb~ec~ed~ee~ef~f0~f1~f2'
             b'~f3~f4~f5~f6~f7~f8~f9~fa~fb~fc~fd~fe~ff'))

    def testwinreserved(self): # Windows reserved characters
        self.hybridencode(
            (b'data/less <, greater >, colon :, double-quote ", backslash \\, '
             b'pipe |, question-mark ?, asterisk *'),
            (b'data/less ~3c, greater ~3e, colon ~3a, double-quote ~22, '
             b'backslash ~5c, pipe ~7c, question-mark ~3f, asterisk ~2a'))

    def testhgreserved(self):
        # encoding directories ending in .hg, .i or .d with '.hg' suffix
        self.hybridencode(b'data/x.h.i/x.hg/x.i/x.d/foo',
                          b'data/x.h.i.hg/x.hg.hg/x.i.hg/x.d.hg/foo')
        self.hybridencode(b'data/a.hg/a.i/a.d/foo',
                          b'data/a.hg.hg/a.i.hg/a.d.hg/foo')
        self.hybridencode(b'data/au.hg/au.i/au.d/foo',
                          b'data/au.hg.hg/au.i.hg/au.d.hg/foo')
        self.hybridencode(b'data/aux.hg/aux.i/aux.d/foo',
                          b'data/au~78.hg.hg/au~78.i.hg/au~78.d.hg/foo')
        self.hybridencode(b'data/auxy.hg/auxy.i/auxy.d/foo',
                          b'data/auxy.hg.hg/auxy.i.hg/auxy.d.hg/foo')
        # but these are not encoded on *filenames*
        self.hybridencode(b'data/foo/x.hg', b'data/foo/x.hg')
        self.hybridencode(b'data/foo/x.i', b'data/foo/x.i')
        self.hybridencode(b'data/foo/x.d', b'data/foo/x.d')
        self.hybridencode(b'data/foo/a.hg', b'data/foo/a.hg')
        self.hybridencode(b'data/foo/a.i', b'data/foo/a.i')
        self.hybridencode(b'data/foo/a.d', b'data/foo/a.d')
        self.hybridencode(b'data/foo/au.hg', b'data/foo/au.hg')
        self.hybridencode(b'data/foo/au.i', b'data/foo/au.i')
        self.hybridencode(b'data/foo/au.d', b'data/foo/au.d')
        self.hybridencode(b'data/foo/aux.hg', b'data/foo/au~78.hg')
        self.hybridencode(b'data/foo/aux.i', b'data/foo/au~78.i')
        self.hybridencode(b'data/foo/aux.d', b'data/foo/au~78.d')
        self.hybridencode(b'data/foo/auxy.hg', b'data/foo/auxy.hg')
        self.hybridencode(b'data/foo/auxy.i', b'data/foo/auxy.i')
        self.hybridencode(b'data/foo/auxy.d', b'data/foo/auxy.d')

        # plain .hg, .i and .d directories have the leading dot encoded
        self.hybridencode(b'data/.hg/.i/.d/foo',
                          b'data/~2ehg.hg/~2ei.hg/~2ed.hg/foo')

    def testmisclongcases(self):
        self.hybridencode(
            (b'data/aux.bla/bla.aux/prn/PRN/lpt/com3/nul/'
             b'coma/foo.NUL/normal.c.i'),
            (b'data/au~78.bla/bla.aux/pr~6e/_p_r_n/lpt/co~6d3'
             b'/nu~6c/coma/foo._n_u_l/normal.c.i'))
        self.hybridencode(
            (b'data/AUX/SECOND/X.PRN/FOURTH/FI:FTH/SIXTH/SEVENTH/EIGHTH/NINETH'
             b'/TENTH/ELEVENTH/LOREMIPSUM.TXT.i'),
            (b'dh/au~78/second/x.prn/fourth/fi~3afth/sixth/seventh/eighth/'
             b'nineth/tenth/loremia20419e358ddff1bf8751e38288aff1d7c32ec05.i'))
        self.hybridencode(
            (b'data/enterprise/openesbaddons/contrib-imola/corba-bc/'
             b'netbeansplugin/wsdlExtension/src/main/java/META-INF/services'
             b'/org.netbeans.modules.xml.wsdl.bindingsupport.spi.'
             b'ExtensibilityElementTemplateProvider.i'),
            (b'dh/enterpri/openesba/contrib-/corba-bc/netbeans/wsdlexte/src/'
             b'main/java/org.net7018f27961fdf338a598a40c4683429e7ffb9743.i'))
        self.hybridencode(
            (b'data/AUX.THE-QUICK-BROWN-FOX-JU:MPS-OVER-THE-LAZY-DOG-THE-'
             b'QUICK-BROWN-FOX-JUMPS-OVER-THE-LAZY-DOG.TXT.i'),
            (b'dh/au~78.the-quick-brown-fox-ju~3amps-over-the-lazy-dog-the-'
             b'quick-brown-fox-jud4dcadd033000ab2b26eb66bae1906bcb15d4a70.i'))
        self.hybridencode(
            (b'data/Project Planning/Resources/AnotherLongDirectoryName/Follow'
             b'edbyanother/AndAnother/AndThenAnExtremelyLongFileName.txt'),
            (b'dh/project_/resource/anotherl/followed/andanoth/andthenanextrem'
             b'elylongfilenaf93030515d9849cfdca52937c2204d19f83913e5.txt'))
        self.hybridencode(
            (b'data/Project.Planning/Resources/AnotherLongDirectoryName/Follo'
             b'wedbyanother/AndAnother/AndThenAnExtremelyLongFileName.txt'),
            (b'dh/project_/resource/anotherl/followed/andanoth/andthenanextre'
             b'melylongfilena0fd7c506f5c9d58204444fc67e9499006bd2d445.txt'))
        self.hybridencode(
            b'data/foo.../foo   / /a./_. /__/.x../    bla/.FOO/something.i',
            (b'data/foo..~2e/foo  ~20/~20/a~2e/__.~20/____/~2ex.~2e/~20   bla/'
             b'~2e_f_o_o/something.i'))
        self.hybridencode(
            b'data/c/co/com/com0/com1/com2/com3/com4/com5/com6/com7/com8/com9',
            (b'data/c/co/com/com0/co~6d1/co~6d2/co~6d3/co~6d4/co~6d5/co~6d6/'
             b'co~6d7/co~6d8/co~6d9'))
        self.hybridencode(
            b'data/C/CO/COM/COM0/COM1/COM2/COM3/COM4/COM5/COM6/COM7/COM8/COM9',
            (b'data/_c/_c_o/_c_o_m/_c_o_m0/_c_o_m1/_c_o_m2/_c_o_m3/_c_o_m4/'
             b'_c_o_m5/_c_o_m6/_c_o_m7/_c_o_m8/_c_o_m9'))
        self.hybridencode(
            (b'data/c.x/co.x/com.x/com0.x/com1.x/com2.x/com3.x/com4.x/com5.x/'
             b'com6.x/com7.x/com8.x/com9.x'),
            (b'data/c.x/co.x/com.x/com0.x/co~6d1.x/co~6d2.x/co~6d3.x/co~6d4.x'
             b'/co~6d5.x/co~6d6.x/co~6d7.x/co~6d8.x/co~6d9.x'))
        self.hybridencode(
            (b'data/x.c/x.co/x.com0/x.com1/x.com2/x.com3/x.com4/x.com5/x.com6'
             b'/x.com7/x.com8/x.com9'),
            (b'data/x.c/x.co/x.com0/x.com1/x.com2/x.com3/x.com4/x.com5/x.com6'
             b'/x.com7/x.com8/x.com9'))
        self.hybridencode(
            (b'data/cx/cox/comx/com0x/com1x/com2x/com3x/com4x/com5x/com6x/'
             b'com7x/com8x/com9x'),
            (b'data/cx/cox/comx/com0x/com1x/com2x/com3x/com4x/com5x/com6x/'
             b'com7x/com8x/com9x'))
        self.hybridencode(
            (b'data/xc/xco/xcom0/xcom1/xcom2/xcom3/xcom4/xcom5/xcom6/xcom7/'
             b'xcom8/xcom9'),
            (b'data/xc/xco/xcom0/xcom1/xcom2/xcom3/xcom4/xcom5/xcom6/xcom7/'
             b'xcom8/xcom9'))
        self.hybridencode(
            b'data/l/lp/lpt/lpt0/lpt1/lpt2/lpt3/lpt4/lpt5/lpt6/lpt7/lpt8/lpt9',
            (b'data/l/lp/lpt/lpt0/lp~741/lp~742/lp~743/lp~744/lp~745/lp~746/'
             b'lp~747/lp~748/lp~749'))
        self.hybridencode(
            b'data/L/LP/LPT/LPT0/LPT1/LPT2/LPT3/LPT4/LPT5/LPT6/LPT7/LPT8/LPT9',
            (b'data/_l/_l_p/_l_p_t/_l_p_t0/_l_p_t1/_l_p_t2/_l_p_t3/_l_p_t4/'
             b'_l_p_t5/_l_p_t6/_l_p_t7/_l_p_t8/_l_p_t9'))
        self.hybridencode(
            (b'data/l.x/lp.x/lpt.x/lpt0.x/lpt1.x/lpt2.x/lpt3.x/lpt4.x/lpt5.x/'
             b'lpt6.x/lpt7.x/lpt8.x/lpt9.x'),
            (b'data/l.x/lp.x/lpt.x/lpt0.x/lp~741.x/lp~742.x/lp~743.x/lp~744.x/'
             b'lp~745.x/lp~746.x/lp~747.x/lp~748.x/lp~749.x'))
        self.hybridencode(
            (b'data/x.l/x.lp/x.lpt/x.lpt0/x.lpt1/x.lpt2/x.lpt3/x.lpt4/x.lpt5/'
             b'x.lpt6/x.lpt7/x.lpt8/x.lpt9'),
            (b'data/x.l/x.lp/x.lpt/x.lpt0/x.lpt1/x.lpt2/x.lpt3/x.lpt4/x.lpt5'
             b'/x.lpt6/x.lpt7/x.lpt8/x.lpt9'))
        self.hybridencode(
            (b'data/lx/lpx/lptx/lpt0x/lpt1x/lpt2x/lpt3x/lpt4x/lpt5x/lpt6x/'
             b'lpt7x/lpt8x/lpt9x'),
            (b'data/lx/lpx/lptx/lpt0x/lpt1x/lpt2x/lpt3x/lpt4x/lpt5x/lpt6x/'
             b'lpt7x/lpt8x/lpt9x'))
        self.hybridencode(
            (b'data/xl/xlp/xlpt/xlpt0/xlpt1/xlpt2/xlpt3/xlpt4/xlpt5/xlpt6/'
             b'xlpt7/xlpt8/xlpt9'),
            (b'data/xl/xlp/xlpt/xlpt0/xlpt1/xlpt2/xlpt3/xlpt4/xlpt5/xlpt6/'
             b'xlpt7/xlpt8/xlpt9'))
        self.hybridencode(b'data/con/p/pr/prn/a/au/aux/n/nu/nul',
                          b'data/co~6e/p/pr/pr~6e/a/au/au~78/n/nu/nu~6c')
        self.hybridencode(
            b'data/CON/P/PR/PRN/A/AU/AUX/N/NU/NUL',
            b'data/_c_o_n/_p/_p_r/_p_r_n/_a/_a_u/_a_u_x/_n/_n_u/_n_u_l')
        self.hybridencode(
            b'data/con.x/p.x/pr.x/prn.x/a.x/au.x/aux.x/n.x/nu.x/nul.x',
            b'data/co~6e.x/p.x/pr.x/pr~6e.x/a.x/au.x/au~78.x/n.x/nu.x/nu~6c.x')
        self.hybridencode(
            b'data/x.con/x.p/x.pr/x.prn/x.a/x.au/x.aux/x.n/x.nu/x.nul',
            b'data/x.con/x.p/x.pr/x.prn/x.a/x.au/x.aux/x.n/x.nu/x.nul')
        self.hybridencode(b'data/conx/px/prx/prnx/ax/aux/auxx/nx/nux/nulx',
                          b'data/conx/px/prx/prnx/ax/au~78/auxx/nx/nux/nulx')
        self.hybridencode(b'data/xcon/xp/xpr/xprn/xa/xau/xaux/xn/xnu/xnul',
                          b'data/xcon/xp/xpr/xprn/xa/xau/xaux/xn/xnu/xnul')
        self.hybridencode(b'data/a./au./aux./auxy./aux.',
                          b'data/a~2e/au~2e/au~78~2e/auxy~2e/au~78~2e')
        self.hybridencode(b'data/c./co./con./cony./con.',
                          b'data/c~2e/co~2e/co~6e~2e/cony~2e/co~6e~2e')
        self.hybridencode(b'data/p./pr./prn./prny./prn.',
                          b'data/p~2e/pr~2e/pr~6e~2e/prny~2e/pr~6e~2e')
        self.hybridencode(b'data/n./nu./nul./nuly./nul.',
                          b'data/n~2e/nu~2e/nu~6c~2e/nuly~2e/nu~6c~2e')
        self.hybridencode(
            b'data/l./lp./lpt./lpt1./lpt1y./lpt1.',
            b'data/l~2e/lp~2e/lpt~2e/lp~741~2e/lpt1y~2e/lp~741~2e')
        self.hybridencode(b'data/lpt9./lpt9y./lpt9.',
                          b'data/lp~749~2e/lpt9y~2e/lp~749~2e')
        self.hybridencode(b'data/com./com1./com1y./com1.',
                          b'data/com~2e/co~6d1~2e/com1y~2e/co~6d1~2e')
        self.hybridencode(b'data/com9./com9y./com9.',
                          b'data/co~6d9~2e/com9y~2e/co~6d9~2e')
        self.hybridencode(b'data/a /au /aux /auxy /aux ',
                          b'data/a~20/au~20/aux~20/auxy~20/aux~20')

    def testhashingboundarycases(self):
        # largest unhashed path
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789-unhashed'
             b'--xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'),
            (b'data/123456789-123456789-123456789-123456789-123456789-unhashed'
             b'--xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'))
        # shortest hashed path
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/123456789-123456789-123456789-123456789-123456789-hashed---'
             b'-xxxxxxxxx-xxxxxxxe9c55002b50bf5181e7a6fc1f60b126e2a6fcf71'))

    def testhashing(self):
        # changing one char in part that's hashed away produces a different hash
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxy-123456789-123456'),
            (b'dh/123456789-123456789-123456789-123456789-123456789-hashed---'
             b'-xxxxxxxxx-xxxxxxxd24fa4455faf8a94350c18e5eace7c2bb17af706'))
        # uppercase hitting length limit due to encoding
        self.hybridencode(
            (b'data/A23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/a23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxx'
             b'cbbc657029b41b94ed510d05feb6716a5c03bc6b'))
        self.hybridencode(
            (b'data/Z23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/z23456789-123456789-123456789-123456789-123456789-xxxxxxxxx'
             b'-xxxxxxxxx-xxxxxxx938f32a725c89512833fb96b6602dd9ebff51ddd'))
        # compare with lowercase not hitting limit
        self.hybridencode(
            (b'data/a23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'),
            (b'data/a23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'))
        self.hybridencode(
            (b'data/z23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789'
             b'-12345'),
            (b'data/z23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'))
        # not hitting limit with any of these
        self.hybridencode(
            (b'data/abcdefghijklmnopqrstuvwxyz0123456789 !#%&\'()+,-.;=[]^`{}'
             b'xxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'),
            (b'data/abcdefghijklmnopqrstuvwxyz0123456789 !#%&\'()+,-.;=[]^`{}'
             b'xxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'))
        # underbar hitting length limit due to encoding
        self.hybridencode(
            (b'data/_23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'),
            (b'dh/_23456789-123456789-123456789-123456789-123456789-xxxxxxxxx-'
             b'xxxxxxxxx-xxxxxxx9921a01af50feeabc060ce00eee4cba6efc31d2b'))

        # tilde hitting length limit due to encoding
        self.hybridencode(
            (b'data/~23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'),
            (b'dh/~7e23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'9cec6f97d569c10995f785720044ea2e4227481b'))

    def testwinreservedoverlimit(self):
        # Windows reserved characters hitting length limit
        self.hybridencode(
            (b'data/<23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~3c23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxee'
             b'67d8f275876ca1ef2500fc542e63c885c4e62d'))
        self.hybridencode(
            (b'data/>23456789-123456789-123456789-123456789-123456789-'
             b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/~3e23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'387a85a5b1547cc9136310c974df716818458ddb'))
        self.hybridencode(
            (b'data/:23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/~3a23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'2e4154fb571d13d22399c58cc4ef4858e4b75999'))
        self.hybridencode(
            (b'data/"23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~2223456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'fc7e3ec7b0687ee06ed8c32fef0eb0c1980259f5'))
        self.hybridencode(
            (b'data/\\23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/~5c23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'944e1f2b7110687e116e0d151328ac648b06ab4a'))
        self.hybridencode(
            (b'data/|23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~7c23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'28b23dd3fd0242946334126ab62bcd772aac32f4'))
        self.hybridencode(
            (b'data/?23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~3f23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'a263022d3994d2143d98f94f431eef8b5e7e0f8a'))
        self.hybridencode(
            (b'data/*23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/~2a23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'0e7e6020e3c00ba7bb7893d84ca2966fbf53e140'))

    def testinitialspacelenlimit(self):
        # initial space hitting length limit
        self.hybridencode(
            (b'data/ 23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/~2023456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'92acbc78ef8c0b796111629a02601f07d8aec4ea'))

    def testinitialdotlenlimit(self):
        # initial dot hitting length limit
        self.hybridencode(
            (b'data/.23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~2e23456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'dbe19cc6505b3515ab9228cebf877ad07075168f'))

    def testtrailingspacelenlimit(self):
        # trailing space in filename hitting length limit
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-1234 '),
            (b'dh/123456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxx'
             b'0025dc73e04f97426db4893e3bf67d581dc6d066'))

    def testtrailingdotlenlimit(self):
        # trailing dot in filename hitting length limit
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'1234.'),
            (b'dh/123456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxx'
             b'85a16cf03ee7feba8a5abc626f1ba9886d01e89d'))

    def testinitialspacedirlenlimit(self):
        # initial space in directory hitting length limit
        self.hybridencode(
            (b'data/ x/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~20x/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'1b3a3b712b2ac00d6af14ae8b4c14fdbf904f516'))

    def testinitialdotdirlenlimit(self):
        # initial dot in directory hitting length limit
        self.hybridencode(
            (b'data/.x/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/~2ex/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'39dbc4c193a5643a8936fc69c3363cd7ac91ab14'))

    def testtrailspacedirlenlimit(self):
        # trailing space in directory hitting length limit
        self.hybridencode(
            (b'data/x /456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/x~20/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'2253c341df0b5290790ad312cd8499850f2273e5'))

    def testtrailingdotdirlenlimit(self):
        # trailing dot in directory hitting length limit
        self.hybridencode(
            (b'data/x./456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/x~2e/456789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'cc0324d696d34562b44b5138db08ee1594ccc583'))

    def testdirencodinglenlimit(self):
        # with directories that need direncoding, hitting length limit
        self.hybridencode(
            (b'data/x.i/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-'
             b'12345'),
            (b'dh/x.i.hg/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxx'
             b'a4c4399bdf81c67dbbbb7060aa0124d8dea94f74'))
        self.hybridencode(
            (b'data/x.d/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/x.d.hg/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxx'
             b'1303fa90473b230615f5b3ea7b660e881ae5270a'))
        self.hybridencode(
            (b'data/x.hg/5789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/x.hg.hg/5789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxx'
             b'26d724a8af68e7a4e4455e6602ea9adbd0eb801f'))

    def testwinreservedfilenameslimit(self):
        # Windows reserved filenames, hitting length limit
        self.hybridencode(
            (b'data/con/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-12345'),
            (b'dh/co~6e/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'c0794d4f4c605a2617900eb2563d7113cf6ea7d3'))
        self.hybridencode(
            (b'data/prn/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/pr~6e/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'64db876e1a9730e27236cb9b167aff942240e932'))
        self.hybridencode(
            (b'data/aux/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/au~78/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'8a178558405ca6fb4bbd75446dfa186f06751a0d'))
        self.hybridencode(
            (b'data/nul/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/nu~6c/56789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'c5e51b6fec1bd07bd243b053a0c3f7209855b886'))
        self.hybridencode(
            (b'data/com1/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/co~6d1/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'32f5f44ece3bb62b9327369ca84cc19c86259fcd'))
        self.hybridencode(
            (b'data/com9/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/co~6d9/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'734360b28c66a3230f55849fe8926206d229f990'))
        self.hybridencode(
            (b'data/lpt1/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/lp~741/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'e6f16ab4b6b0637676b2842b3345c9836df46ef7'))
        self.hybridencode(
            (b'data/lpt9/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-12345'),
            (b'dh/lp~749/6789-123456789-123456789-123456789-123456789'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxx'
             b'a475814c51acead3e44f2ff801f0c4903f986157'))

    def testnonreservednolimit(self):
        # non-reserved names, just not hitting limit
        self.hybridencode(
            (b'data/123456789-123456789-123456789-123456789-123456789-'
             b'/com/com0/lpt/lpt0/'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'),
            (b'data/123456789-123456789-123456789-123456789-123456789-'
             b'/com/com0/lpt/lpt0/'
             b'-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12345'))

    def testhashedpathuntrucfirst(self):
        # hashed path with largest untruncated 1st dir
        self.hybridencode(
            (b'data/12345678/-123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/-123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxx4e9e9e384d00929a93b6835fbf976eb32321ff3c'))

    def testhashedpathsmallesttrucdir(self):
        # hashed path with smallest truncated 1st dir
        self.hybridencode(
            (b'data/123456789/123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/123456789-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxx1f4e4ec5f2be76e109bfaa8e31c062fe426d5490'))

    def testhashedlargesttwountruc(self):
        # hashed path with largest untruncated two dirs
        self.hybridencode(
            (b'data/12345678/12345678/9-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/9-123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxx3332d8329d969cf835542a9f2cbcfb385b6cf39d'))

    def testhashedpathsmallesttrunctwodirs(self):
        # hashed path with smallest truncated two dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/123456789-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx'
             b'9699559798247dffa18717138859be5f8874840e'))

    def testhashuntruncthree(self):
        # hashed path with largest untruncated three dirs
        self.hybridencode(
            (b'data/12345678/12345678/12345678/89-123456789-123456789-'
             b'hashed----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/89-123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxf0a2b053bb1369cce02f78c217d6a7aaea18c439'))

    def testhashtruncthree(self):
        # hashed path with smallest truncated three dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/123456789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-'
             b'1c6f8284967384ec13985a046d3553179d9d03cd'))

    def testhashuntrucfour(self):
        # hashed path with largest untruncated four dirs
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/789-123456789-hashed'
             b'----xxxxxxxxx-xxxxxxx0d30c99049d8f0ff97b94d4ef302027e8d54c6fd'))

    def testhashtruncfour(self):
        # hashed path with smallest truncated four dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789/123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/123456789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-x'
             b'46162779e1a771810b37a737f82ae7ed33771402'))

    def testhashuntruncfive(self):
        # hashed path with largest untruncated five dirs
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/6789-hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/6789-hashed'
             b'----xxxxxxxxx-xxxxxxxbfe752ddc8b003c2790c66a9f2eb1ea75c114390'))

    def testhashtruncfive(self):
        # hashed path with smallest truncated five dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789/123456789/hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/hashed'
             b'----xxxxxxxxx-xxxxxxxxx-xx'
             b'b94c27b3532fa880cdd572b1c514785cab7b6ff2'))

    def testhashuntruncsix(self):
        # hashed path with largest untruncated six dirs
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'ed----xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'ed----xxxxxxxxx-xxxxxxx'
             b'cd8cc5483a0f3be409e0e5d4bf9e36e113c59235'))

    def testhashtruncsix(self):
        # hashed path with smallest truncated six dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789/123456789/'
              b'123456789/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
              b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'xxxxxxxxx-xxxxxxxxx-xxx'
             b'47dd6f616f833a142da00701b334cebbf640da06'))

    def testhashuntrunc7(self):
        # hashed path with largest untruncated seven dirs
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/xxxxxx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/xxxxxx-xxxxxxx'
             b'1c8ed635229fc22efe51035feeadeb4c8a0ecb82'))

    def testhashtrunc7(self):
        # hashed path with smallest truncated seven dirs
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789/123456789/'
              b'123456789/123456789/'
              b'xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/123'
             b'45678/xxxxxxxxx-xxxx298ff7d33f8ce6db57930837ffea2fb2f48bb926'))

    def testhashuntrunc8(self):
        # hashed path with largest untruncated eight dirs
        # (directory 8 is dropped because it hits _maxshortdirslen)
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345678/xxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1'
             b'2345678/xxxxxxx-xxxxxxc8996ccd41b471f768057181a4d59d2febe7277d'))

    def testhashtrunc8(self):
        # hashed path with smallest truncated eight dirs
        # (directory 8 is dropped because it hits _maxshortdirslen)
        self.hybridencode(
            (b'data/123456789/123456789/123456789/123456789/123456789/'
             b'123456789/123456789/123456789/xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/xxxxxxxxx-xxxx'
             b'4fa04a839a6bda93e1c21c713f2edcbd16e8890d'))

    def testhashnondropped8(self):
        # hashed path with largest non-dropped directory 8
        # (just not hitting the _maxshortdirslen boundary)
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789'
             b'-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345/-xxxxxxx'
             b'4d43d1ccaa20efbfe99ec779dc063611536ff2c5'))
        # ...adding one truncated char to dir 1..7 won't drop dir 8
        self.hybridencode(
            (b'data/12345678x/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxx0f9efce65189cc60fd90fe4ffd49d7b58bbe0f2e'))
        self.hybridencode(
            (b'data/12345678/12345678x/12345678/12345678/12345678/12345678'
             b'/12345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxx945ca395708cafdd54a94501859beabd3e243921'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678x/12345678/12345678/12345678/12'
             b'345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxxac62bf6898c4fd0502146074547c11caa751a327'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678x/12345678/12345678/12'
             b'345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxx2ae5a2baed7983fae8974d0ca06c6bf08b9aee92'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678x/12345678/'
             b'12345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxx214aba07b6687532a43d1e9eaf6e88cfca96b68c'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678x'
             b'/12345678/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/1234'
             b'5678/12345/xxxxxxxxe7a022ae82f0f55cf4e0498e55ba59ea4ebb55bf'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678x/12345/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12345'
             b'678/12345/xxxxxxxxb51ce61164996a80f36ce3cfe64b62d519aedae3'))

    def testhashedpathshortestdropped8(self):
        # hashed path with shortest dropped directory 8
        # (just hitting the _maxshortdirslen boundary)
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/123456/xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/xxxxxxxxx-xxxx'
             b'11fa9873cc6c3215eae864528b5530a04efc6cfe'))

    def testhashedpathdropsdir8fortrailingdotspace(self):
        # hashed path that drops dir 8 due to dot or space at end is
        # encoded, and thus causing to hit _maxshortdirslen
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/1234./-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/-xxxxxxxxx-xxx'
             b'602df9b45bec564e2e1f0645d5140dddcc76ed58'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/1234 /-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-'
             b'123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/-xxxxxxxxx-xxx'
             b'd99ff212bc84b4d1f70cd6b0071e3ef69d4e12ce'))
        # ... with dir 8 short enough for encoding
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12./xx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx'
             b'-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12~2e/'
             b'xx-xxxxx7baeb5ed7f14a586ee1cacecdbcbff70032d1b3c'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12 '
             b'/xx-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-123456'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12~20/'
             b'xx-xxxxxcf79ca9795f77d7f75745da36807e5d772bd5182'))

    def testextensionsreplicatedonhashedpaths(self):
        # Extensions are replicated on hashed paths. Note that
        # we only get to encode files that end in .i or .d inside the
        # store. Encoded filenames are thus bound in length.
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'45.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxc10ad03b5755ed524f5286aab1815dfe07729438.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'45.d'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx9eec83381f2b39ef5ac8b4ecdf2c94f7983f57c8.d'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxb7796dc7d175cfb0bb8a7728f58f6ebec9042568.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'4567.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxb515857a6bfeef017c4894d8df42458ac65d55b8.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'45678.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxb05a0f247bc0a776211cd6a32ab714fd9cc09f2b.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxf192b48bff08d9e0e12035fb52bc58c70de72c94.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx435551e0ed4c7b083b9ba83cee916670e02e80ad.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-1.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxa7f74eb98d8d58b716356dfd26e2f9aaa65d6a9a.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-12.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxxed68d9bd43b931f0b100267fee488d65a0c66f62.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-123.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx5cea44de2b642d2ba2b4a30693ffb1049644d698.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-1234.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx68462f62a7f230b39c1b5400d73ec35920990b7e.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-12345.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx4cb852a314c6da240a83eec94761cdd71c6ec22e.i'))
        self.hybridencode(
            (b'data/12345678/12345678/12345678/12345678/12345678/12345678/'
             b'12345678/12345/-xxxxxxxxx-xxxxxxxxx-xxxxxxxxx-123456789-12.3'
             b'456789-12345-ABCDEFGHIJKLMNOPRSTUVWXYZ-'
             b'abcdefghjiklmnopqrstuvwxyz-ABCDEFGHIJKLMNOPRSTUVWXYZ'
             b'-1234567890-xxxxxxxxx-xxxxxxxxx-xxxxxxxx'
             b'-xxxxxxxxx-wwwwwwwww-wwwwwwwww-wwwwwwwww-wwwwwwwww'
             b'-wwwwwwwww-wwwwwwwww-wwwwwwwww-wwwwwwwww-wwwwwwwww.i'),
            (b'dh/12345678/12345678/12345678/12345678/12345678/12345678/12'
             b'345678/12345/-xxxxx93352aa50377751d9e5ebdf52da1e6e69a6887a6.i'))

    def testpathsoutsidedata(self):
        # paths outside data/ can be encoded
        self.hybridencode(b'metadata/dir/00manifest.i',
                          b'metadata/dir/00manifest.i')
        self.hybridencode(
            (b'metadata/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345678/00manifest.i'),
            (b'dh/ata/12345678/12345678/12345678/12345678/12345678'
             b'/12345678/12345678/00manife'
             b'0a4da1f89aa2aa9eb0896eb451288419049781b4.i'))

if __name__ == '__main__':
    import silenttestrunner
    silenttestrunner.main(__name__)