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path: root/t/t7603-merge-reduce-heads.sh
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2021-07-22pull: abort by default when fast-forwarding is not possibleLibravatar Elijah Newren1-1/+1
We have for some time shown a long warning when the user does not specify how to reconcile divergent branches with git pull. Make it an error now. Initial-patch-by: Alex Henrie <alexhenrie24@gmail.com> Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-04-18fmt-merge-msg: discard needless merge parentsLibravatar Junio C Hamano1-1/+30
This is used by "git pull" to construct a merge message from list of remote refs. When pulling redundant set of refs, however, it did not filter them even though the merge itself discards them as unnecessary. Teach the command to do the same for consistency. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-04-17builtin/merge.c: reduce parents earlyLibravatar Junio C Hamano1-1/+1
Instead of waiting until we record the parents of resulting merge, reduce redundant parents (including our HEAD) immediately after reading them. The change to t7602 illustrates the essence of the effect of this change. The octopus merge strategy used to be fed with redundant commits only to discard them as "up-to-date", but we no longer feed such redundant commits to it and the affected test degenerates to a regular two-head merge. And obviously the known-to-be-broken test in t6028 is now fixed. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-04-17merge tests: octopus with redundant parentsLibravatar Michał Kiedrowicz1-0/+19
This happens when git merge is run to merge multiple commits that are descendants of current HEAD (or are HEAD). We've hit this while updating master to origin/master but accidentaly we called (while being on master): $ git merge master origin/master Here is a minimal testcase: $ git init a && cd a $ echo a >a && git add a $ git commit -minitial $ echo b >a && git add a $ git commit -msecond $ git checkout master^ $ git merge master master Fast-forwarding to: master Already up-to-date with master Merge made by the 'octopus' strategy. a | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) $ git cat-file commit HEAD tree eebfed94e75e7760540d1485c740902590a00332 parent bd679e85202280b263e20a57639a142fa14c2c64 author Michał Kiedrowicz <michal.kiedrowicz@gmail.com> 1329132996 +0100 committer Michał Kiedrowicz <michal.kiedrowicz@gmail.com> 1329132996 +0100 Merge branches 'master' and 'master' into HEAD Signed-off-by: Michał Kiedrowicz <michal.kiedrowicz@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-09-10t7603: add new testcases to ensure builtin-commit uses reduce_heads()Libravatar Miklos Vajna1-0/+53
Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-09-03tests: use "git xyzzy" form (t7200 - t9001)Libravatar Nanako Shiraishi1-1/+1
Converts tests between t7201-t9001. Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-06-30Add new test case to ensure git-merge reduces octopus parents when possibleLibravatar Miklos Vajna1-0/+63
The old shell version used show-branch --independent to filter for the ones that cannot be reached from any other reference. The new C version uses reduce_heads() from commit.c for this, so add test to ensure it works as expected. Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>