git/t/t0068-for-each-repo.sh
Johannes Schindelin 12c2ee5fbd for-each-repo: optionally keep going on an error
In https://github.com/microsoft/git/issues/623, it was reported that
the regularly scheduled maintenance stops if one repo in the middle of
the list was found to be missing.

This is undesirable, and points out a gap in the design of `git
for-each-repo`: We need a mode where that command does not stop on an
error, but continues to try running the specified command with the other
repositories.

Imitating the `--keep-going` option of GNU make, this commit teaches
`for-each-repo` the same trick: to continue with the operation on all
the remaining repositories in case there was a problem with one
repository, still setting the exit code to indicate an error occurred.

Helped-by: Eric Sunshine <sunshine@sunshineco.com>
Helped-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2024-04-24 10:46:03 -07:00

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Executable file

#!/bin/sh
test_description='git for-each-repo builtin'
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
test_expect_success 'run based on configured value' '
git init one &&
git init two &&
git init three &&
git init ~/four &&
git -C two commit --allow-empty -m "DID NOT RUN" &&
git config run.key "$TRASH_DIRECTORY/one" &&
git config --add run.key "$TRASH_DIRECTORY/three" &&
git config --add run.key "~/four" &&
git for-each-repo --config=run.key commit --allow-empty -m "ran" &&
git -C one log -1 --pretty=format:%s >message &&
grep ran message &&
git -C two log -1 --pretty=format:%s >message &&
! grep ran message &&
git -C three log -1 --pretty=format:%s >message &&
grep ran message &&
git -C ~/four log -1 --pretty=format:%s >message &&
grep ran message &&
git for-each-repo --config=run.key -- commit --allow-empty -m "ran again" &&
git -C one log -1 --pretty=format:%s >message &&
grep again message &&
git -C two log -1 --pretty=format:%s >message &&
! grep again message &&
git -C three log -1 --pretty=format:%s >message &&
grep again message &&
git -C ~/four log -1 --pretty=format:%s >message &&
grep again message
'
test_expect_success 'do nothing on empty config' '
# the whole thing would fail if for-each-ref iterated even
# once, because "git help --no-such-option" would fail
git for-each-repo --config=bogus.config -- help --no-such-option
'
test_expect_success 'error on bad config keys' '
test_expect_code 129 git for-each-repo --config=a &&
test_expect_code 129 git for-each-repo --config=a.b. &&
test_expect_code 129 git for-each-repo --config="'\''.b"
'
test_expect_success 'error on NULL value for config keys' '
cat >>.git/config <<-\EOF &&
[empty]
key
EOF
cat >expect <<-\EOF &&
error: missing value for '\''empty.key'\''
EOF
test_expect_code 129 git for-each-repo --config=empty.key 2>actual.raw &&
grep ^error actual.raw >actual &&
test_cmp expect actual
'
test_expect_success '--keep-going' '
git config keep.going non-existing &&
git config --add keep.going . &&
test_must_fail git for-each-repo --config=keep.going \
-- branch >out 2>err &&
test_grep "cannot change to .*non-existing" err &&
test_must_be_empty out &&
test_must_fail git for-each-repo --config=keep.going --keep-going \
-- branch >out 2>err &&
test_grep "cannot change to .*non-existing" err &&
git branch >expect &&
test_cmp expect out
'
test_done