Mercurial > hg
view tests/test-narrow-clone-stream.t @ 50706:0452af304808
stream-clone: add a v3 version of the protocol
This new version is less rigid regarding the extract number of files and number
of bytes to be actually transfered, it also lays the groundwork for other
improvements.
The format stays experimental, but this is an interesting base to build upon.
author | Arseniy Alekseyev <aalekseyev@janestreet.com> |
---|---|
date | Thu, 01 Jun 2023 17:39:22 +0100 |
parents | ab806355fccb |
children | dcaa2df1f688 |
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#testcases tree flat-fncache flat-nofncache Tests narrow stream clones $ . "$TESTDIR/narrow-library.sh" #if tree $ cat << EOF >> $HGRCPATH > [experimental] > treemanifest = 1 > EOF #endif #if flat-nofncache $ cat << EOF >> $HGRCPATH > [format] > usefncache = 0 > EOF #endif Server setup $ hg init master $ cd master $ mkdir dir $ mkdir dir/src $ cd dir/src $ for x in `$TESTDIR/seq.py 20`; do echo $x > "F$x"; hg add "F$x"; hg commit -m "Commit src $x"; done $ cd .. $ mkdir tests $ cd tests $ for x in `$TESTDIR/seq.py 20`; do echo $x > "F$x"; hg add "F$x"; hg commit -m "Commit src $x"; done $ cd ../../.. Trying to stream clone when the server does not support it $ hg clone --narrow ssh://user@dummy/master narrow --noupdate --include "dir/src/F10" --stream streaming all changes remote: abort: server does not support narrow stream clones abort: pull failed on remote [100] Enable stream clone on the server $ echo "[experimental]" >> master/.hg/hgrc $ echo "server.stream-narrow-clones=True" >> master/.hg/hgrc Cloning a specific file when stream clone is supported $ hg clone --narrow ssh://user@dummy/master narrow --noupdate --include "dir/src/F10" --stream streaming all changes * files to transfer, * KB of data (glob) transferred * KB in * seconds (* */sec) (glob) $ cd narrow $ ls -A .hg $ hg tracked I path:dir/src/F10 Making sure we have the correct set of requirements $ hg debugrequires dotencode (tree !) dotencode (flat-fncache !) dirstate-v2 (dirstate-v2 !) fncache (tree !) fncache (flat-fncache !) generaldelta narrowhg-experimental persistent-nodemap (rust !) revlog-compression-zstd (zstd !) revlogv1 share-safe sparserevlog store treemanifest (tree !) Making sure store has the required files $ ls .hg/store/ 00changelog.i 00manifest.i data fncache (tree !) fncache (flat-fncache !) meta (tree !) narrowspec requires undo undo.backupfiles Checking that repository has all the required data and not broken $ hg verify checking changesets checking manifests checking directory manifests (tree !) crosschecking files in changesets and manifests checking files checking dirstate checked 40 changesets with 1 changes to 1 files