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git/t/t4013-diff-various.sh

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#!/bin/sh
#
# Copyright (c) 2006 Junio C Hamano
#
test_description='Various diff formatting options'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=master
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-diff.sh
test_expect_success setup '
GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
mkdir dir &&
mkdir dir2 &&
test_write_lines 1 2 3 >file0 &&
test_write_lines A B >dir/sub &&
cat file0 >file2 &&
git add file0 file2 dir/sub &&
git commit -m Initial &&
git branch initial &&
git branch side &&
GIT_AUTHOR_DATE="2006-06-26 00:01:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:01:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
test_write_lines 4 5 6 >>file0 &&
test_write_lines C D >>dir/sub &&
rm -f file2 &&
git update-index --remove file0 file2 dir/sub &&
git commit -m "Second${LF}${LF}This is the second commit." &&
GIT_AUTHOR_DATE="2006-06-26 00:02:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:02:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
test_write_lines A B C >file1 &&
git add file1 &&
test_write_lines E F >>dir/sub &&
git update-index dir/sub &&
git commit -m Third &&
GIT_AUTHOR_DATE="2006-06-26 00:03:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:03:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
git checkout side &&
test_write_lines A B C >>file0 &&
test_write_lines 1 2 >>dir/sub &&
cat dir/sub >file3 &&
git add file3 &&
git update-index file0 dir/sub &&
git commit -m Side &&
GIT_AUTHOR_DATE="2006-06-26 00:04:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:04:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
git checkout master &&
git pull -s ours --no-rebase . side &&
GIT_AUTHOR_DATE="2006-06-26 00:05:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:05:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
test_write_lines A B C >>file0 &&
test_write_lines 1 2 >>dir/sub &&
git update-index file0 dir/sub &&
mkdir dir3 &&
cp dir/sub dir3/sub &&
test-tool chmtime +1 dir3/sub &&
git config log.showroot false &&
git commit --amend &&
GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
git checkout -b rearrange initial &&
test_write_lines B A >dir/sub &&
git add dir/sub &&
git commit -m "Rearranged lines in dir/sub" &&
git checkout master &&
GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
git checkout -b mode initial &&
git update-index --chmod=+x file0 &&
git commit -m "update mode" &&
git checkout -f master &&
GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
git checkout -b note initial &&
git update-index --chmod=+x file2 &&
git commit -m "update mode (file2)" &&
git notes add -m "note" &&
git checkout -f master &&
# Same merge as master, but with parents reversed. Hide it in a
# pseudo-ref to avoid impacting tests with --all.
commit=$(echo reverse |
git commit-tree -p master^2 -p master^1 master^{tree}) &&
git update-ref REVERSE $commit &&
git config diff.renames false &&
git show-branch
'
: <<\EOF
! [initial] Initial
* [master] Merge branch 'side'
! [rearrange] Rearranged lines in dir/sub
! [side] Side
----
+ [rearrange] Rearranged lines in dir/sub
- [master] Merge branch 'side'
* + [side] Side
* [master^] Third
* [master~2] Second
+*++ [initial] Initial
EOF
process_diffs () {
perl -e '
my $oid_length = length($ARGV[0]);
my $x40 = "[0-9a-f]{40}";
my $xab = "[0-9a-f]{4,16}";
my $orx = "[0-9a-f]" x $oid_length;
sub munge_oid {
my ($oid) = @_;
my $x;
return "" unless length $oid;
if ($oid =~ /^(100644|100755|120000)$/) {
return $oid;
}
if ($oid =~ /^0*$/) {
$x = "0";
} else {
$x = "f";
}
if (length($oid) == 40) {
return $x x $oid_length;
} else {
return $x x length($oid);
}
}
while (<STDIN>) {
s/($orx)/munge_oid($1)/ge;
s/From ($x40)( |\))/"From " . munge_oid($1) . $2/ge;
s/commit ($x40)($| \(from )($x40?)/"commit " . munge_oid($1) . $2 . munge_oid($3)/ge;
s/\b($x40)( |\.\.|$)/munge_oid($1) . $2/ge;
s/^($x40)($| )/munge_oid($1) . $2/e;
s/($xab)(\.\.|,| |\.\.\.|$)/munge_oid($1) . $2/ge;
print;
}
' "$ZERO_OID" <"$1"
}
V=$(git version | sed -e 's/^git version //' -e 's/\./\\./g')
while read magic cmd
do
status=success
case "$magic" in
'' | '#'*)
continue ;;
:*)
magic=${magic#:}
label="$magic-$cmd"
case "$magic" in
noellipses) ;;
failure)
status=failure
magic=
label="$cmd" ;;
*)
BUG "unknown magic $magic" ;;
esac ;;
*)
cmd="$magic $cmd" magic=
label="$cmd" ;;
esac
test=$(echo "$label" | sed -e 's|[/ ][/ ]*|_|g')
pfx=$(printf "%04d" $test_count)
expect="$TEST_DIRECTORY/t4013/diff.$test"
actual="$pfx-diff.$test"
test_expect_$status "git $cmd # magic is ${magic:-(not used)}" '
{
echo "$ git $cmd"
case "$magic" in
"")
GIT_PRINT_SHA1_ELLIPSIS=yes git $cmd ;;
noellipses)
git $cmd ;;
esac |
sed -e "s/^\\(-*\\)$V\\(-*\\)\$/\\1g-i-t--v-e-r-s-i-o-n\2/" \
-e "s/^\\(.*mixed; boundary=\"-*\\)$V\\(-*\\)\"\$/\\1g-i-t--v-e-r-s-i-o-n\2\"/"
echo "\$"
} >"$actual" &&
if test -f "$expect"
then
process_diffs "$actual" >actual &&
process_diffs "$expect" >expect &&
case $cmd in
*format-patch* | *-stat*)
test_cmp expect actual;;
*)
test_cmp expect actual;;
esac &&
rm -f "$actual" actual expect
else
# this is to help developing new tests.
cp "$actual" "$expect"
false
fi
'
done <<\EOF
diff-tree initial
diff-tree -r initial
diff-tree -r --abbrev initial
diff-tree -r --abbrev=4 initial
diff-tree --root initial
diff-tree --root --abbrev initial
:noellipses diff-tree --root --abbrev initial
diff-tree --root -r initial
diff-tree --root -r --abbrev initial
:noellipses diff-tree --root -r --abbrev initial
diff-tree --root -r --abbrev=4 initial
:noellipses diff-tree --root -r --abbrev=4 initial
diff-tree -p initial
diff-tree --root -p initial
diff-tree --root -p --abbrev=10 initial
diff-tree --root -p --full-index initial
diff-tree --root -p --full-index --abbrev=10 initial
diff-tree --patch-with-stat initial
diff-tree --root --patch-with-stat initial
diff-tree --patch-with-raw initial
diff-tree --root --patch-with-raw initial
diff-tree --pretty initial
diff-tree --pretty --root initial
diff-tree --pretty -p initial
diff-tree --pretty --stat initial
diff-tree --pretty --summary initial
diff-tree --pretty --stat --summary initial
diff-tree --pretty --root -p initial
diff-tree --pretty --root --stat initial
# improved by Timo's patch
diff-tree --pretty --root --summary initial
# improved by Timo's patch
diff-tree --pretty --root --summary -r initial
diff-tree --pretty --root --stat --summary initial
diff-tree --pretty --patch-with-stat initial
diff-tree --pretty --root --patch-with-stat initial
diff-tree --pretty --patch-with-raw initial
diff-tree --pretty --root --patch-with-raw initial
diff-tree --pretty=oneline initial
diff-tree --pretty=oneline --root initial
diff-tree --pretty=oneline -p initial
diff-tree --pretty=oneline --root -p initial
diff-tree --pretty=oneline --patch-with-stat initial
# improved by Timo's patch
diff-tree --pretty=oneline --root --patch-with-stat initial
diff-tree --pretty=oneline --patch-with-raw initial
diff-tree --pretty=oneline --root --patch-with-raw initial
diff-tree --pretty side
diff-tree --pretty -p side
diff-tree --pretty --patch-with-stat side
diff-tree initial mode
diff-tree --stat initial mode
diff-tree --summary initial mode
diff-tree master
diff-tree -m master
diff-tree -p master
diff-tree -p -m master
diff-tree -c master
diff-tree -c --abbrev master
:noellipses diff-tree -c --abbrev master
diff-tree --cc master
# stat only should show the diffstat with the first parent
diff-tree -c --stat master
diff-tree --cc --stat master
diff-tree -c --stat --summary master
diff-tree --cc --stat --summary master
# stat summary should show the diffstat and summary with the first parent
diff-tree -c --stat --summary side
diff-tree --cc --stat --summary side
diff-tree --cc --shortstat master
diff-tree --cc --summary REVERSE
# improved by Timo's patch
diff-tree --cc --patch-with-stat master
# improved by Timo's patch
diff-tree --cc --patch-with-stat --summary master
# this is correct
diff-tree --cc --patch-with-stat --summary side
log master
log -p master
log --root master
log --root -p master
log --patch-with-stat master
log --root --patch-with-stat master
log --root --patch-with-stat --summary master
# improved by Timo's patch
log --root -c --patch-with-stat --summary master
# improved by Timo's patch
log --root --cc --patch-with-stat --summary master
log --no-diff-merges -p --first-parent master
log --diff-merges=off -p --first-parent master
log --first-parent --diff-merges=off -p master
log -p --first-parent master
log -p --diff-merges=first-parent master
log --diff-merges=first-parent master
log -m -p --first-parent master
log -m -p master
log --cc -m -p master
log -c -m -p master
log -m --raw master
log -m --stat master
log -SF master
log -S F master
log -SF -p master
log -SF master --max-count=0
log -SF master --max-count=1
log -SF master --max-count=2
log -GF master
log -GF -p master
log -GF -p --pickaxe-all master
log -IA -IB -I1 -I2 -p master
log --decorate --all
log --decorate=full --all
log --decorate --clear-decorations --all
log --decorate=full --clear-decorations --all
rev-list --parents HEAD
rev-list --children HEAD
whatchanged master
:noellipses whatchanged master
whatchanged -p master
whatchanged --root master
:noellipses whatchanged --root master
whatchanged --root -p master
whatchanged --patch-with-stat master
whatchanged --root --patch-with-stat master
whatchanged --root --patch-with-stat --summary master
# improved by Timo's patch
whatchanged --root -c --patch-with-stat --summary master
# improved by Timo's patch
whatchanged --root --cc --patch-with-stat --summary master
whatchanged -SF master
:noellipses whatchanged -SF master
whatchanged -SF -p master
log --patch-with-stat master -- dir/
whatchanged --patch-with-stat master -- dir/
log --patch-with-stat --summary master -- dir/
whatchanged --patch-with-stat --summary master -- dir/
show initial
show --root initial
show side
show master
show -c master
show -m master
show --first-parent master
show --stat side
show --stat --summary side
show --patch-with-stat side
show --patch-with-raw side
:noellipses show --patch-with-raw side
show --patch-with-stat --summary side
format-patch --stdout initial..side
format-patch --stdout initial..master^
format-patch --stdout initial..master
format-patch --stdout --no-numbered initial..master
format-patch --stdout --numbered initial..master
format-patch --attach --stdout initial..side
format-patch --attach --stdout --suffix=.diff initial..side
format-patch --attach --stdout initial..master^
format-patch --attach --stdout initial..master
format-patch --inline --stdout initial..side
format-patch --inline --stdout initial..master^
format-patch --inline --stdout --numbered-files initial..master
format-patch --inline --stdout initial..master
format-patch --inline --stdout --subject-prefix=TESTCASE initial..master
config format.subjectprefix DIFFERENT_PREFIX
format-patch --inline --stdout initial..master^^
format-patch --stdout --cover-letter -n initial..master^
diff --abbrev initial..side
diff -U initial..side
diff -U1 initial..side
diff -r initial..side
diff --stat initial..side
diff -r --stat initial..side
diff initial..side
diff --patch-with-stat initial..side
diff --patch-with-raw initial..side
:noellipses diff --patch-with-raw initial..side
diff --patch-with-stat -r initial..side
diff --patch-with-raw -r initial..side
:noellipses diff --patch-with-raw -r initial..side
diff --name-status dir2 dir
diff --no-index --name-status dir2 dir
diff --no-index --name-status -- dir2 dir
diff --no-index dir dir3
diff master master^ side
# Can't use spaces...
diff --line-prefix=abc master master^ side
diff --dirstat master~1 master~2
diff --dirstat initial rearrange
diff --dirstat-by-file initial rearrange
diff --dirstat --cc master~1 master
# No-index --abbrev and --no-abbrev
diff --raw initial
:noellipses diff --raw initial
diff --raw --abbrev=4 initial
:noellipses diff --raw --abbrev=4 initial
diff --raw --no-abbrev initial
diff --no-index --raw dir2 dir
:noellipses diff --no-index --raw dir2 dir
diff --no-index --raw --abbrev=4 dir2 dir
:noellipses diff --no-index --raw --abbrev=4 dir2 dir
diff --no-index --raw --no-abbrev dir2 dir
diff-tree --pretty --root --stat --compact-summary initial
diff-tree --pretty -R --root --stat --compact-summary initial
diff-tree --pretty note
diff-tree --pretty --notes note
diff-tree --format=%N note
diff-tree --stat --compact-summary initial mode
diff-tree -R --stat --compact-summary initial mode
EOF
test_expect_success 'log -m matches pure log' '
git log master >result &&
process_diffs result >expected &&
git log -m >result &&
process_diffs result >actual &&
test_cmp expected actual
'
test_expect_success 'log --diff-merges=on matches --diff-merges=separate' '
git log -p --diff-merges=separate master >result &&
process_diffs result >expected &&
git log -p --diff-merges=on master >result &&
process_diffs result >actual &&
test_cmp expected actual
'
test_expect_success 'deny wrong log.diffMerges config' '
test_config log.diffMerges wrong-value &&
test_expect_code 128 git log
'
test_expect_success 'git config log.diffMerges first-parent' '
git log -p --diff-merges=first-parent master >result &&
process_diffs result >expected &&
test_config log.diffMerges first-parent &&
git log -p --diff-merges=on master >result &&
process_diffs result >actual &&
test_cmp expected actual
'
test_expect_success 'git config log.diffMerges first-parent vs -m' '
git log -p --diff-merges=first-parent master >result &&
process_diffs result >expected &&
test_config log.diffMerges first-parent &&
git log -p -m master >result &&
process_diffs result >actual &&
test_cmp expected actual
'
# -m in "git diff-index" means "match missing", that differs
# from its meaning in "git diff". Let's check it in diff-index.
# The line in the output for removed file should disappear when
# we provide -m in diff-index.
test_expect_success 'git diff-index -m' '
rm -f file1 &&
git diff-index HEAD >without-m &&
lines_count=$(wc -l <without-m) &&
git diff-index -m HEAD >with-m &&
git restore file1 &&
test_line_count = $((lines_count - 1)) with-m
'
test_expect_success 'log -S requires an argument' '
test_must_fail git log -S
'
test_expect_success 'diff --cached on unborn branch' '
echo ref: refs/heads/unborn >.git/HEAD &&
git diff --cached >result &&
process_diffs result >actual &&
process_diffs "$TEST_DIRECTORY/t4013/diff.diff_--cached" >expected &&
test_cmp expected actual
'
test_expect_success 'diff --cached -- file on unborn branch' '
git diff --cached -- file0 >result &&
process_diffs result >actual &&
process_diffs "$TEST_DIRECTORY/t4013/diff.diff_--cached_--_file0" >expected &&
test_cmp expected actual
'
test_expect_success 'diff --line-prefix with spaces' '
git diff --line-prefix="| | | " --cached -- file0 >result &&
process_diffs result >actual &&
process_diffs "$TEST_DIRECTORY/t4013/diff.diff_--line-prefix_--cached_--_file0" >expected &&
test_cmp expected actual
'
test_expect_success 'diff-tree --stdin with log formatting' '
cat >expect <<-\EOF &&
Side
Third
Second
EOF
git rev-list master | git diff-tree --stdin --format=%s -s >actual &&
test_cmp expect actual
'
test_expect_success 'diff-tree --stdin with pathspec' '
cat >expect <<-EOF &&
Third
dir/sub
Second
dir/sub
EOF
git rev-list master^ |
git diff-tree -r --stdin --name-only --format=%s dir >actual &&
test_cmp expect actual
'
test_expect_success 'show A B ... -- <pathspec>' '
# side touches dir/sub, file0, and file3
# master^ touches dir/sub, and file1
# master^^ touches dir/sub, file0, and file2
git show --name-only --format="<%s>" side master^ master^^ -- dir >actual &&
cat >expect <<-\EOF &&
<Side>
dir/sub
<Third>
dir/sub
<Second>
dir/sub
EOF
test_cmp expect actual
'
test_expect_success 'diff -I<regex>: setup' '
git checkout master &&
test_seq 50 >file0 &&
git commit -m "Set up -I<regex> test file" file0 &&
test_seq 50 | sed -e "s/13/ten and three/" -e "/7\$/d" >file0 &&
echo >>file0
'
test_expect_success 'diff -I<regex>' '
git diff --ignore-blank-lines -I"ten.*e" -I"^[124-9]" >actual &&
cat >expect <<-\EOF &&
diff --git a/file0 b/file0
--- a/file0
+++ b/file0
@@ -34,7 +31,6 @@
34
35
36
-37
38
39
40
EOF
compare_diff_patch expect actual
'
test_expect_success 'diff -I<regex> --stat' '
git diff --stat --ignore-blank-lines -I"ten.*e" -I"^[124-9]" >actual &&
cat >expect <<-\EOF &&
file0 | 1 -
1 file changed, 1 deletion(-)
EOF
test_cmp expect actual
'
test_expect_success 'diff -I<regex>: detect malformed regex' '
test_expect_code 129 git diff --ignore-matching-lines="^[124-9" 2>error &&
test_i18ngrep "invalid regex given to -I: " error
'
# check_prefix <patch> <src> <dst>
# check only lines with paths to avoid dependency on exact oid/contents
check_prefix () {
grep -E '^(diff|---|\+\+\+) ' "$1" >actual.paths &&
cat >expect <<-EOF &&
diff --git $2 $3
--- $2
+++ $3
EOF
test_cmp expect actual.paths
}
test_expect_success 'diff-files does not respect diff.noprefix' '
git -c diff.noprefix diff-files -p >actual &&
check_prefix actual a/file0 b/file0
'
test_expect_success 'diff-files respects --no-prefix' '
git diff-files -p --no-prefix >actual &&
check_prefix actual file0 file0
'
test_expect_success 'diff respects diff.noprefix' '
git -c diff.noprefix diff >actual &&
check_prefix actual file0 file0
'
test_expect_success 'diff --default-prefix overrides diff.noprefix' '
git -c diff.noprefix diff --default-prefix >actual &&
check_prefix actual a/file0 b/file0
'
test_expect_success 'diff respects diff.mnemonicprefix' '
git -c diff.mnemonicprefix diff >actual &&
check_prefix actual i/file0 w/file0
'
test_expect_success 'diff --default-prefix overrides diff.mnemonicprefix' '
git -c diff.mnemonicprefix diff --default-prefix >actual &&
check_prefix actual a/file0 b/file0
'
test_done
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