Mercurial > hg
view tests/test-repo-compengines.t @ 40793:64cdfcc73706
cache: create `cache` directory at init time
The cache directory will be needed very quickly, so it seems simpler to create
it early to make sure it has the same owner and permission than the other
directory in the repository.
author | Boris Feld <boris.feld@octobus.net> |
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date | Thu, 15 Nov 2018 02:38:55 +0100 |
parents | c2c8962a9465 |
children | 4fe18205bbdb |
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A new repository uses zlib storage, which doesn't need a requirement $ hg init default $ cd default $ cat .hg/requires dotencode fncache generaldelta revlogv1 store testonly-simplestore (reposimplestore !) $ touch foo $ hg -q commit -A -m 'initial commit with a lot of repeated repeated repeated text to trigger compression' $ hg debugrevlog -c | grep 0x78 0x78 (x) : 1 (100.00%) 0x78 (x) : 110 (100.00%) $ cd .. Unknown compression engine to format.compression aborts $ hg --config experimental.format.compression=unknown init unknown abort: compression engine unknown defined by experimental.format.compression not available (run "hg debuginstall" to list available compression engines) [255] A requirement specifying an unknown compression engine results in bail $ hg init unknownrequirement $ cd unknownrequirement $ echo exp-compression-unknown >> .hg/requires $ hg log abort: repository requires features unknown to this Mercurial: exp-compression-unknown! (see https://mercurial-scm.org/wiki/MissingRequirement for more information) [255] $ cd .. #if zstd $ hg --config experimental.format.compression=zstd init zstd $ cd zstd $ cat .hg/requires dotencode exp-compression-zstd fncache generaldelta revlogv1 store testonly-simplestore (reposimplestore !) $ touch foo $ hg -q commit -A -m 'initial commit with a lot of repeated repeated repeated text' $ hg debugrevlog -c | grep 0x28 0x28 : 1 (100.00%) 0x28 : 98 (100.00%) $ cd .. Specifying a new format.compression on an existing repo won't introduce data with that engine or a requirement $ cd default $ touch bar $ hg --config experimental.format.compression=zstd -q commit -A -m 'add bar with a lot of repeated repeated repeated text' $ cat .hg/requires dotencode fncache generaldelta revlogv1 store testonly-simplestore (reposimplestore !) $ hg debugrevlog -c | grep 0x78 0x78 (x) : 2 (100.00%) 0x78 (x) : 199 (100.00%) #endif