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===============================
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Test the "tracked hint" feature
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===============================
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The tracked hint feature provide a file that get updated when the set of tracked
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files get updated.
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basic setup
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$ cat << EOF >> $HGRCPATH
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> [format]
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> use-dirstate-tracked-hint=yes
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> EOF
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$ hg init tracked-hint-test
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$ cd tracked-hint-test
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$ hg debugbuilddag '.+10' -n
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$ hg log -G -T '{rev} {desc} {files}\n'
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o 10 r10 nf10
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o 9 r9 nf9
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o 8 r8 nf8
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o 7 r7 nf7
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o 6 r6 nf6
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o 5 r5 nf5
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o 4 r4 nf4
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o 3 r3 nf3
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o 2 r2 nf2
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o 1 r1 nf1
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o 0 r0 nf0
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$ hg up tip
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11 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ hg files
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nf0
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nf1
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nf10
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nf2
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nf3
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nf4
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nf5
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nf6
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nf7
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nf8
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nf9
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key-file exists
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-----------
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The tracked hint file should exist
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$ ls -1 .hg/dirstate*
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.hg/dirstate
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.hg/dirstate-tracked-hint
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key-file stay the same if the tracked set is unchanged
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------------------------------------------------------
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(copy its content for later comparison)
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ echo foo >> nf0
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$ sleep 1
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$ hg status
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M nf0
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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$ hg revert -C nf0
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$ sleep 1
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$ hg status
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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key-file change if the tracked set is changed manually
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------------------------------------------------------
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adding a file to tracking
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ echo x > x
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$ hg add x
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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remove a file from tracking
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(forget)
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg forget x
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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(remove)
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg remove nf1
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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key-file changes on revert (when applicable)
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--------------------------------------------
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg status
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R nf1
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? x
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$ hg revert --all
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undeleting nf1
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$ hg status
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? x
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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`hg update` does affect the key-file (when needed)
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--------------------------------------------------
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update changing the tracked set
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(removing)
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg status --rev . --rev '.#generations[-1]'
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R nf10
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$ hg up '.#generations[-1]'
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0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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(adding)
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg status --rev . --rev '.#generations[1]'
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A nf10
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$ hg up '.#generations[1]'
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1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Files .hg/dirstate-tracked-hint and ../key-bck differ
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[1]
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update not affecting the tracked set
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$ echo foo >> nf0
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$ hg commit -m foo
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$ cp .hg/dirstate-tracked-hint ../key-bck
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$ hg status --rev . --rev '.#generations[-1]'
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M nf0
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$ hg up '.#generations[-1]'
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1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ diff --brief .hg/dirstate-tracked-hint ../key-bck
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Test upgrade and downgrade
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==========================
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$ test -f .hg/dirstate-tracked-hint
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$ hg debugrequires | grep 'tracked'
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dirstate-tracked-key-v1
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downgrade
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$ hg debugupgraderepo --config format.use-dirstate-tracked-hint=no --run --quiet
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upgrade will perform the following actions:
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requirements
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preserved: * (glob)
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removed: dirstate-tracked-key-v1
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no revlogs to process
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$ test -f .hg/dirstate-tracked-hint
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[1]
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$ hg debugrequires | grep 'tracked'
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[1]
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upgrade
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$ hg debugupgraderepo --config format.use-dirstate-tracked-hint=yes --run --quiet
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upgrade will perform the following actions:
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requirements
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preserved: * (glob)
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added: dirstate-tracked-key-v1
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no revlogs to process
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$ test -f .hg/dirstate-tracked-hint
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$ hg debugrequires | grep 'tracked'
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dirstate-tracked-key-v1
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$ cd ..
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Test automatic upgrade and downgrade
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------------------------------------
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create an initial repository
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$ hg init auto-upgrade \
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> --config format.use-dirstate-tracked-hint=no
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$ hg debugbuilddag -R auto-upgrade --new-file .+5
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$ hg -R auto-upgrade update
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6 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ hg debugformat -R auto-upgrade | grep tracked
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tracked-hint: no
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upgrade it to dirstate-tracked-hint automatically
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$ hg status -R auto-upgrade \
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> --config format.use-dirstate-tracked-hint.automatic-upgrade-of-mismatching-repositories=yes \
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> --config format.use-dirstate-tracked-hint=yes
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automatically upgrading repository to the `tracked-hint` feature
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(see `hg help config.format.use-dirstate-tracked-hint` for details)
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$ hg debugformat -R auto-upgrade | grep tracked
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tracked-hint: yes
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rhg supports this feature
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$ hg status -R auto-upgrade \
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> --config format.use-dirstate-tracked-hint=yes --config rhg.on-unsupported=abort
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downgrade it from dirstate-tracked-hint automatically
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$ hg status -R auto-upgrade \
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> --config format.use-dirstate-tracked-hint.automatic-upgrade-of-mismatching-repositories=yes \
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> --config format.use-dirstate-tracked-hint=no
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automatically downgrading repository from the `tracked-hint` feature
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(see `hg help config.format.use-dirstate-tracked-hint` for details)
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$ hg debugformat -R auto-upgrade | grep tracked
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tracked-hint: no
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