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authorLibravatar Junio C Hamano <gitster@pobox.com>2021-10-12 13:51:40 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2021-10-12 13:51:40 -0700
commit872c9e67ecf9ecb525e320e46171027c7742e76a (patch)
tree7b95a402c0dd78cc2af69c7f619f9dc39363034b /t
parentMerge branch 'rs/git-mmap-uses-malloc' into maint (diff)
parentdiff-lib: ignore paths that are outside $cwd if --relative asked (diff)
downloadtgif-872c9e67ecf9ecb525e320e46171027c7742e76a.tar.xz
Merge branch 'dd/diff-files-unmerged-fix' into maint
"git diff --relative" segfaulted and/or produced incorrect result when there are unmerged paths. * dd/diff-files-unmerged-fix: diff-lib: ignore paths that are outside $cwd if --relative asked
Diffstat (limited to 't')
-rwxr-xr-xt/t4045-diff-relative.sh53
1 files changed, 53 insertions, 0 deletions
diff --git a/t/t4045-diff-relative.sh b/t/t4045-diff-relative.sh
index 61ba5f707f..fab351b48a 100755
--- a/t/t4045-diff-relative.sh
+++ b/t/t4045-diff-relative.sh
@@ -162,4 +162,57 @@ check_diff_relative_option subdir file2 true --no-relative --relative
check_diff_relative_option . file2 false --no-relative --relative=subdir
check_diff_relative_option . file2 true --no-relative --relative=subdir
+test_expect_success 'setup diff --relative unmerged' '
+ test_commit zero file0 &&
+ test_commit base subdir/file0 &&
+ git switch -c br1 &&
+ test_commit one file0 &&
+ test_commit sub1 subdir/file0 &&
+ git switch -c br2 base &&
+ test_commit two file0 &&
+ git switch -c br3 &&
+ test_commit sub3 subdir/file0
+'
+
+test_expect_success 'diff --relative without change in subdir' '
+ git switch br2 &&
+ test_when_finished "git merge --abort" &&
+ test_must_fail git merge one &&
+ git -C subdir diff --relative >out &&
+ test_must_be_empty out &&
+ git -C subdir diff --relative --name-only >out &&
+ test_must_be_empty out
+'
+
+test_expect_success 'diff --relative --name-only with change in subdir' '
+ git switch br3 &&
+ test_when_finished "git merge --abort" &&
+ test_must_fail git merge sub1 &&
+ test_write_lines file0 file0 >expected &&
+ git -C subdir diff --relative --name-only >out &&
+ test_cmp expected out
+'
+
+test_expect_failure 'diff --relative with change in subdir' '
+ git switch br3 &&
+ br1_blob=$(git rev-parse --short --verify br1:subdir/file0) &&
+ br3_blob=$(git rev-parse --short --verify br3:subdir/file0) &&
+ test_when_finished "git merge --abort" &&
+ test_must_fail git merge br1 &&
+ cat >expected <<-EOF &&
+ diff --cc file0
+ index $br3_blob,$br1_blob..0000000
+ --- a/file0
+ +++ b/file0
+ @@@ -1,1 -1,1 +1,5 @@@
+ ++<<<<<<< HEAD
+ +sub3
+ ++=======
+ + sub1
+ ++>>>>>>> br1
+ EOF
+ git -C subdir diff --relative >out &&
+ test_cmp expected out
+'
+
test_done