Mercurial > hg
view tests/test-ui-config.py @ 38893:23d582caae30
changegroup: capture revision delta in a data structure
The current changegroup generation code is tightly coupled to
the revlog API. This tight coupling makes it difficult to implement
alternate storage backends without requiring a large surface area
of the revlog API to be exposed. This is not desirable.
In order to support changegroup generation with non-revlog storage,
we'll need to abstract the concept of delta generation.
This commit is the first step down that road. We introduce a
data structure for representing a delta in a changegroup.
The API still leaves a lot to be desired. But at least we now
have separation between data and actions performed on it.
As part of this, we tweak behavior slightly: we no longer
concatenate the delta prefix with the metadata header. Instead,
we track and emit the prefix as a separate chunk. This shouldn't
have any meaningful impact since all the chunks just get sent to
the wire, the compressor, etc.
Because we're introducing a new object, this does add some
overhead to changegroup execution. `hg perfchangegroupchangelog`
on my clone of the Mercurial repo (~40,000 visible revisions in
the changelog) slows down a bit:
! wall 1.268600 comb 1.270000 user 1.270000 sys 0.000000 (best of 8)
! wall 1.419479 comb 1.410000 user 1.410000 sys 0.000000 (best of 8)
With for `hg bundle -t none-v2 -a /dev/null`:
before: real 6.610 secs (user 6.460+0.000 sys 0.140+0.000)
after: real 7.210 secs (user 7.060+0.000 sys 0.140+0.000)
I plan to claw back this regression in future commits. And I may
even do away with this data structure once the refactor is complete.
For now, it makes things easier to comprehend.
Differential Revision: https://phab.mercurial-scm.org/D4075
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Fri, 03 Aug 2018 10:05:26 -0700 |
parents | 32bc3815efae |
children | 2372284d9457 |
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from __future__ import absolute_import, print_function from mercurial import ( dispatch, error, pycompat, ui as uimod, ) from mercurial.utils import ( stringutil, ) testui = uimod.ui.load() # disable the configuration registration warning # # the purpose of this test is to check the old behavior, not to validate the # behavior from registered item. so we silent warning related to unregisted # config. testui.setconfig(b'devel', b'warn-config-unknown', False, b'test') testui.setconfig(b'devel', b'all-warnings', False, b'test') parsed = dispatch._parseconfig(testui, [ b'values.string=string value', b'values.bool1=true', b'values.bool2=false', b'values.boolinvalid=foo', b'values.int1=42', b'values.int2=-42', b'values.intinvalid=foo', b'lists.list1=foo', b'lists.list2=foo bar baz', b'lists.list3=alice, bob', b'lists.list4=foo bar baz alice, bob', b'lists.list5=abc d"ef"g "hij def"', b'lists.list6="hello world", "how are you?"', b'lists.list7=Do"Not"Separate', b'lists.list8="Do"Separate', b'lists.list9="Do\\"NotSeparate"', b'lists.list10=string "with extraneous" quotation mark"', b'lists.list11=x, y', b'lists.list12="x", "y"', b'lists.list13=""" key = "x", "y" """', b'lists.list14=,,,, ', b'lists.list15=" just with starting quotation', b'lists.list16="longer quotation" with "no ending quotation', b'lists.list17=this is \\" "not a quotation mark"', b'lists.list18=\n \n\nding\ndong', b'date.epoch=0 0', b'date.birth=2005-04-19T00:00:00', b'date.invalid=0' ]) def pprint(obj): return stringutil.pprint(obj).decode('ascii') print(pprint(testui.configitems(b'values'))) print(pprint(testui.configitems(b'lists'))) print("---") print(pprint(testui.config(b'values', b'string'))) print(pprint(testui.config(b'values', b'bool1'))) print(pprint(testui.config(b'values', b'bool2'))) print(pprint(testui.config(b'values', b'unknown'))) print("---") try: print(pprint(testui.configbool(b'values', b'string'))) except error.ConfigError as inst: print(pprint(pycompat.bytestr(inst))) print(pprint(testui.configbool(b'values', b'bool1'))) print(pprint(testui.configbool(b'values', b'bool2'))) print(pprint(testui.configbool(b'values', b'bool2', True))) print(pprint(testui.configbool(b'values', b'unknown'))) print(pprint(testui.configbool(b'values', b'unknown', True))) print("---") print(pprint(testui.configint(b'values', b'int1'))) print(pprint(testui.configint(b'values', b'int2'))) print("---") print(pprint(testui.configlist(b'lists', b'list1'))) print(pprint(testui.configlist(b'lists', b'list2'))) print(pprint(testui.configlist(b'lists', b'list3'))) print(pprint(testui.configlist(b'lists', b'list4'))) print(pprint(testui.configlist(b'lists', b'list4', [b'foo']))) print(pprint(testui.configlist(b'lists', b'list5'))) print(pprint(testui.configlist(b'lists', b'list6'))) print(pprint(testui.configlist(b'lists', b'list7'))) print(pprint(testui.configlist(b'lists', b'list8'))) print(pprint(testui.configlist(b'lists', b'list9'))) print(pprint(testui.configlist(b'lists', b'list10'))) print(pprint(testui.configlist(b'lists', b'list11'))) print(pprint(testui.configlist(b'lists', b'list12'))) print(pprint(testui.configlist(b'lists', b'list13'))) print(pprint(testui.configlist(b'lists', b'list14'))) print(pprint(testui.configlist(b'lists', b'list15'))) print(pprint(testui.configlist(b'lists', b'list16'))) print(pprint(testui.configlist(b'lists', b'list17'))) print(pprint(testui.configlist(b'lists', b'list18'))) print(pprint(testui.configlist(b'lists', b'unknown'))) print(pprint(testui.configlist(b'lists', b'unknown', b''))) print(pprint(testui.configlist(b'lists', b'unknown', b'foo'))) print(pprint(testui.configlist(b'lists', b'unknown', [b'foo']))) print(pprint(testui.configlist(b'lists', b'unknown', b'foo bar'))) print(pprint(testui.configlist(b'lists', b'unknown', b'foo, bar'))) print(pprint(testui.configlist(b'lists', b'unknown', [b'foo bar']))) print(pprint(testui.configlist(b'lists', b'unknown', [b'foo', b'bar']))) print("---") print(pprint(testui.configdate(b'date', b'epoch'))) print(pprint(testui.configdate(b'date', b'birth'))) print(pprint(testui.config(b'values', b'String'))) def function(): pass # values that aren't strings should work testui.setconfig(b'hook', b'commit', function) print(function == testui.config(b'hook', b'commit')) # invalid values try: testui.configbool(b'values', b'boolinvalid') except error.ConfigError: print('boolinvalid') try: testui.configint(b'values', b'intinvalid') except error.ConfigError: print('intinvalid') try: testui.configdate(b'date', b'invalid') except error.ConfigError: print('dateinvalid')