tests/helpers-testrepo.sh
author Eamonn Kent <ekent@fb.com>
Wed, 06 Dec 2017 18:37:49 -0800
changeset 35312 73abb81ccb28
parent 33206 45d6e2767a93
child 37342 4e6a6d0dccee
permissions -rw-r--r--
fsmonitor: remove watchman transaction and working copy change notifications Remove working copy change and transaction notifications. We were relying upon callbacks on transaction function. This caused issues with lock ordering. A different approach will be adopted in a subsequent commit. Differential Revision: https://phab.mercurial-scm.org/D1611
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# In most cases, the mercurial repository can be read by the bundled hg, but
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# that isn't always true because third-party extensions may change the store
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# format, for example. In which case, the system hg installation is used.
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#
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# We want to use the hg version being tested when interacting with the test
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# repository, and the system hg when interacting with the mercurial source code
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# repository.
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#
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# The mercurial source repository was typically orignally cloned with the
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# system mercurial installation, and may require extensions or settings from
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# the system installation.
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syshg () {
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    (
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        syshgenv
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        exec hg "$@"
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    )
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}
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# Revert the environment so that running "hg" runs the system hg
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# rather than the test hg installation.
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syshgenv () {
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    . "$HGTEST_RESTOREENV"
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    HGPLAIN=1
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    export HGPLAIN
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}
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# The test-repo is a live hg repository which may have evolution markers
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# created, e.g. when a ~/.hgrc enabled evolution.
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#
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# Tests may be run using a custom HGRCPATH, which do not enable evolution
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# markers by default.
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#
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# If test-repo includes evolution markers, and we do not enable evolution
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# markers, hg will occasionally complain when it notices them, which disrupts
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# tests resulting in sporadic failures.
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#
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# Since we aren't performing any write operations on the test-repo, there's
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# no harm in telling hg that we support evolution markers, which is what the
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# following lines for the hgrc file do:
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cat >> "$HGRCPATH" << EOF
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[experimental]
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evolution = createmarkers
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EOF
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# Use the system hg command if the bundled hg can't read the repository with
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# no warning nor error.
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if [ -n "`hg id -R "$TESTDIR/.." 2>&1 >/dev/null`" ]; then
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    alias testrepohg=syshg
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    alias testrepohgenv=syshgenv
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else
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    alias testrepohg=hg
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    alias testrepohgenv=:
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fi