Mercurial > hg
view tests/test-strip-branch-cache.t @ 51961:a9b1acca2b14 stable
relnotes: skip the test if the source repository is not readable
The test want to run the relnot extension, with the tested mercurial, on the
original repository. This is not always possible (e.g. when running with --pure
and the repository use zstd for example). So we skip the test in this case.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Tue, 08 Oct 2024 15:54:59 +0200 |
parents | 82c1a388e86a |
children |
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This test cover a bug that no longer exist. Define helpers. $ hg_log () { hg log -G -T "{rev}:{node|short}"; } $ commit () { echo "foo - ${2:-$1}" > $1; hg commit -Aqm "Edited $1"; } $ strip() { hg --config extensions.strip= strip -q -r "$1" ; } Setup hg repo. $ hg init repo $ cd repo $ touch x; hg add x; hg commit -m "initial" $ hg clone -q . ../clone $ commit a $ cd ../clone $ commit b $ hg pull -q ../repo $ ls -1 .hg/cache/branch?* .hg/cache/branch2-base .hg/cache/branch2-served $ cat .hg/cache/branch?-served 222ae9789a75703f9836e44de7db179cbfd420ee 2 a3498d6e39376d2456425dd8c692367bdbf00fa2 o default 222ae9789a75703f9836e44de7db179cbfd420ee o default $ hg_log o 2:222ae9789a75 | | @ 1:a3498d6e3937 |/ o 0:7ab0a3bd758a $ strip '1:' After the strip the "served" cache is now identical to the "base" one, and the older one have been actively deleted. $ ls -1 .hg/cache/branch?* .hg/cache/branch2-base $ cat .hg/cache/branch?-base 7ab0a3bd758a58b9f79557ce708533e627776cce 0 7ab0a3bd758a58b9f79557ce708533e627776cce o default We do a new commit and we get a new valid branchmap for the served version $ commit c $ ls -1 .hg/cache/branch?* .hg/cache/branch2-base .hg/cache/branch2-served $ cat .hg/cache/branch?-served a1602b357cfca067600406eb19060c7128804d72 1 a1602b357cfca067600406eb19060c7128804d72 o default On pull we end up with the same tip, and so wrongly reuse the invalid cache and crash. $ hg pull ../repo --quiet $ hg heads -T '{rev} {node} {branch}\n' 2 222ae9789a75703f9836e44de7db179cbfd420ee default 1 a1602b357cfca067600406eb19060c7128804d72 default $ ls -1 .hg/cache/branch?* .hg/cache/branch2-base .hg/cache/branch2-served $ cat .hg/cache/branch?-served 222ae9789a75703f9836e44de7db179cbfd420ee 2 a1602b357cfca067600406eb19060c7128804d72 o default 222ae9789a75703f9836e44de7db179cbfd420ee o default