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13 commits

Author SHA1 Message Date
Zbigniew Jędrzejewski-Szmek
dc801e71a7 diff --stat: use less columns for change counts
Number of columns required for change counts is now computed based on
the maximum number of changed lines instead of being fixed. This means
that usually a few more columns will be available for the filenames
and the graph.

The graph width logic is also modified to include enough space for
"Bin XXX -> YYY bytes".

If changes to binary files are mixed with changes to text files,
change counts are padded to take at least three columns. And the other
way around, if change counts require more than three columns, then
"Bin"s are padded to align with the change count. This way, the +-
part starts in the same column as "XXX -> YYY" part for binary files.
This makes the graph easier to parse visually thanks to the empty
column. This mimics the layout of diff --stat before this change.

Tests and the tutorial are updated to reflect the new --stat output.
This means either the removal of extra padding and/or the addition of
up to three extra characters to truncated filenames. One test is added
to check the graph alignment when a binary file change and text file
change of more than 999 lines are committed together.

Signed-off-by: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-04-30 14:17:26 -07:00
Junio C Hamano
283097e9ed Merge branch 'jc/merge-reduce-parents-early'
Octopus merge strategy did not reduce heads that are recorded in the
final commit correctly.

By Junio C Hamano (4) and Michał Kiedrowicz (1)
* jc/merge-reduce-parents-early:
  fmt-merge-msg: discard needless merge parents
  builtin/merge.c: reduce parents early
  builtin/merge.c: collect other parents early
  builtin/merge.c: remove "remoteheads" global variable
  merge tests: octopus with redundant parents
2012-04-27 13:59:20 -07:00
Junio C Hamano
e78cbf8cbb builtin/merge.c: reduce parents early
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>
2012-04-17 17:15:05 -07:00
Michał Kiedrowicz
833abdc932 merge tests: octopus with redundant parents
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>
2012-04-17 17:13:45 -07:00
Jonathan Nieder
fc5877a623 test: use test_i18ncmp when checking --stat output
Ever since v1.7.9.2~13 (2012-02-01), git's diffstat-style summary line
produced by "git apply --stat", "git diff --stat", and "git commit"
varies by locale, producing test failures when GETTEXT_POISON is set.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-13 14:26:27 -07:00
Nguyễn Thái Ngọc Duy
7f814632f5 Use correct grammar in diffstat summary line
"git diff --stat" and "git apply --stat" now learn to print the line
"%d files changed, %d insertions(+), %d deletions(-)" in singular form
whenever applicable. "0 insertions" and "0 deletions" are also omitted
unless they are both zero.

This matches how versions of "diffstat" that are not prehistoric produced
their output, and also makes this line translatable.

[jc: with help from Thomas Dickey in archaeology of "diffstat"]
[jc: squashed Jonathan's updates to illustrations in tutorials and a test]

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-02-03 23:19:42 -08:00
Junio C Hamano
f23101bf9f merge: reword the final message
Ever since the merge command was made multi-strategy aware, we said

    Merge made by octopus.

at the end of a session.  Reword it to

    Merge made by the 'octopus' strategy.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-25 13:34:17 -07:00
Jonathan Nieder
a48fcd8369 tests: add missing &&
Breaks in a test assertion's && chain can potentially hide
failures from earlier commands in the chain.

Commands intended to fail should be marked with !, test_must_fail, or
test_might_fail.  The examples in this patch do not require that.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-09 11:59:49 -08:00
Stephen Boyd
85bf49f9a5 octopus: reenable fast-forward merges
The fast-forward logic is never being triggered because $common and
$MRC are never equivalent. $common is initialized to a commit id by
merge-base and MRC is initialized to HEAD. Fix this by initializing
$MRC to the commit id for HEAD so that its possible for $MRC and
$common to be equal.

Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-13 23:40:24 -08:00
Stephen Boyd
81334502ee octopus: make merge process simpler to follow
Its not very easy to understand what heads are being merged given
the current output of an octopus merge. Fix this by replacing the
sha1 with the (usually) better description in GITHEAD_<SHA1>.

Suggested-by: Jari Aalto <jari.aalto@cante.net>
Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-13 23:17:46 -08:00
Nanako Shiraishi
47a528ad24 tests: use "git xyzzy" form (t7200 - t9001)
Converts tests between t7201-t9001.

Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-09-03 14:51:48 -07:00
Miklos Vajna
1c7b76be7d Build in merge
Mentored-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-07-07 17:50:01 -07:00
Miklos Vajna
5948e2ae27 Add new test to ensure git-merge handles more than 25 refs.
The old shell version handled only 25 refs but we no longer have this
limitation. Add a test to make sure this limitation will not be
introduced again in the future.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-06-30 22:45:51 -07:00