Mercurial > hg
view tests/test-storage.py @ 46874:84a93fa7ecfd
revlog-compression: use zstd by default (if available)
As see in changeset bb271ec2fbfb, zstd is 20% to 50% faster for reading and
writing.
Use take advantage of the new config behavior to try zstd by default, falling
back to zlib is zstd is not available on that plateform.
Differential Revision: https://phab.mercurial-scm.org/D10326
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Tue, 06 Apr 2021 18:55:19 +0200 |
parents | 2372284d9457 |
children | 6000f5b25c9b |
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# This test verifies the conformance of various classes to various # storage interfaces. from __future__ import absolute_import import silenttestrunner from mercurial import ( error, filelog, revlog, transaction, ui as uimod, vfs as vfsmod, ) from mercurial.testing import storage as storagetesting try: from hgext import sqlitestore except ImportError: sqlitestore = None try: import sqlite3 if sqlite3.sqlite_version_info < (3, 8, 3): # WITH clause not supported sqlitestore = None except ImportError: pass try: from mercurial import zstd zstd.__version__ except ImportError: zstd = None STATE = { 'lastindex': 0, 'ui': uimod.ui(), 'vfs': vfsmod.vfs(b'.', realpath=True), } def makefilefn(self): """Factory for filelog instances.""" fl = filelog.filelog(STATE['vfs'], b'filelog-%d' % STATE['lastindex']) STATE['lastindex'] += 1 return fl def maketransaction(self): vfsmap = {b'plain': STATE['vfs'], b'store': STATE['vfs']} return transaction.transaction( STATE['ui'].warn, STATE['vfs'], vfsmap, b'journal', b'undo' ) def addrawrevision( self, fl, tr, node, p1, p2, linkrev, rawtext=None, delta=None, censored=False, ellipsis=False, extstored=False, ): flags = 0 if censored: flags |= revlog.REVIDX_ISCENSORED if ellipsis: flags |= revlog.REVIDX_ELLIPSIS if extstored: flags |= revlog.REVIDX_EXTSTORED if rawtext is not None: fl._revlog.addrawrevision(rawtext, tr, linkrev, p1, p2, node, flags) elif delta is not None: fl._revlog.addrawrevision( rawtext, tr, linkrev, p1, p2, node, flags, cachedelta=delta ) else: raise error.Abort('must supply rawtext or delta arguments') # We may insert bad data. Clear caches to prevent e.g. cache hits to # bypass hash verification. fl._revlog.clearcaches() # Assigning module-level attributes that inherit from unittest.TestCase # is all that is needed to register tests. filelogindextests = storagetesting.makeifileindextests( makefilefn, maketransaction, addrawrevision ) filelogdatatests = storagetesting.makeifiledatatests( makefilefn, maketransaction, addrawrevision ) filelogmutationtests = storagetesting.makeifilemutationtests( makefilefn, maketransaction, addrawrevision ) def makesqlitefile(self): path = STATE['vfs'].join(b'db-%d.db' % STATE['lastindex']) STATE['lastindex'] += 1 db = sqlitestore.makedb(path) compression = b'zstd' if zstd else b'zlib' return sqlitestore.sqlitefilestore(db, b'dummy-path', compression) def addrawrevisionsqlite( self, fl, tr, node, p1, p2, linkrev, rawtext=None, delta=None, censored=False, ellipsis=False, extstored=False, ): flags = 0 if censored: flags |= sqlitestore.FLAG_CENSORED if ellipsis | extstored: raise error.Abort( b'support for ellipsis and extstored flags not ' b'supported' ) if rawtext is not None: fl._addrawrevision(node, rawtext, tr, linkrev, p1, p2, flags=flags) elif delta is not None: fl._addrawrevision( node, rawtext, tr, linkrev, p1, p2, storedelta=delta, flags=flags ) else: raise error.Abort(b'must supply rawtext or delta arguments') if sqlitestore is not None: sqlitefileindextests = storagetesting.makeifileindextests( makesqlitefile, maketransaction, addrawrevisionsqlite ) sqlitefiledatatests = storagetesting.makeifiledatatests( makesqlitefile, maketransaction, addrawrevisionsqlite ) sqlitefilemutationtests = storagetesting.makeifilemutationtests( makesqlitefile, maketransaction, addrawrevisionsqlite ) if __name__ == '__main__': silenttestrunner.main(__name__)