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-rwxr-xr-xcontrib/subtree/t/t7900-subtree.sh83
1 files changed, 77 insertions, 6 deletions
diff --git a/contrib/subtree/t/t7900-subtree.sh b/contrib/subtree/t/t7900-subtree.sh
index 316dc5269e..4db3a6eff3 100755
--- a/contrib/subtree/t/t7900-subtree.sh
+++ b/contrib/subtree/t/t7900-subtree.sh
@@ -411,8 +411,9 @@ test_expect_success 'split sub dir/ with --rejoin' '
git fetch ./"sub proj" HEAD &&
git subtree merge --prefix="sub dir" FETCH_HEAD &&
split_hash=$(git subtree split --prefix="sub dir" --annotate="*") &&
- git subtree split --prefix="sub dir" --annotate="*" --rejoin &&
- test "$(last_commit_subject)" = "Split '\''sub dir/'\'' into commit '\''$split_hash'\''"
+ git subtree split --prefix="sub dir" --annotate="*" -b spl --rejoin &&
+ test "$(last_commit_subject)" = "Split '\''sub dir/'\'' into commit '\''$split_hash'\''" &&
+ test "$(git rev-list --count spl)" -eq 5
)
'
@@ -442,18 +443,25 @@ test_expect_success 'split with multiple subtrees' '
git -C "$test_count" subtree add --prefix=subADir FETCH_HEAD &&
git -C "$test_count" fetch ./subB HEAD &&
git -C "$test_count" subtree add --prefix=subBDir FETCH_HEAD &&
+ test "$(git -C "$test_count" rev-list --count main)" -eq 7 &&
test_create_commit "$test_count" subADir/main-subA1 &&
test_create_commit "$test_count" subBDir/main-subB1 &&
git -C "$test_count" subtree split --prefix=subADir \
- --squash --rejoin -m "Sub A Split 1" &&
+ --squash --rejoin -m "Sub A Split 1" -b a1 &&
+ test "$(git -C "$test_count" rev-list --count main..a1)" -eq 1 &&
git -C "$test_count" subtree split --prefix=subBDir \
- --squash --rejoin -m "Sub B Split 1" &&
+ --squash --rejoin -m "Sub B Split 1" -b b1 &&
+ test "$(git -C "$test_count" rev-list --count main..b1)" -eq 1 &&
test_create_commit "$test_count" subADir/main-subA2 &&
test_create_commit "$test_count" subBDir/main-subB2 &&
git -C "$test_count" subtree split --prefix=subADir \
- --squash --rejoin -m "Sub A Split 2" &&
+ --squash --rejoin -m "Sub A Split 2" -b a2 &&
+ test "$(git -C "$test_count" rev-list --count main..a2)" -eq 2 &&
+ test "$(git -C "$test_count" rev-list --count a1..a2)" -eq 1 &&
test "$(git -C "$test_count" subtree split --prefix=subBDir \
- --squash --rejoin -d -m "Sub B Split 1" 2>&1 | grep -w "\[1\]")" = ""
+ --squash --rejoin -d -m "Sub B Split 1" -b b2 2>&1 | grep -w "\[1\]")" = "" &&
+ test "$(git -C "$test_count" rev-list --count main..b2)" -eq 2 &&
+ test "$(git -C "$test_count" rev-list --count b1..b2)" -eq 1
'
# When subtree split-ing a directory that has other subtree
@@ -477,6 +485,7 @@ do
test_path_is_file subA/file1.t &&
test_path_is_file subA/subB/file2.t &&
git subtree split --prefix=subA --branch=bsplit &&
+ test "$(git rev-list --count bsplit)" -eq 2 &&
git checkout bsplit &&
test_path_is_file file1.t &&
test_path_is_file subB/file2.t &&
@@ -489,6 +498,7 @@ do
--prefix=subA/subB mksubtree &&
test_path_is_file subA/subB/file3.t &&
git subtree split --prefix=subA --branch=bsplit &&
+ test "$(git rev-list --count bsplit)" -eq 3 &&
git checkout bsplit &&
test_path_is_file file1.t &&
test_path_is_file subB/file2.t &&
@@ -497,6 +507,67 @@ do
'
done
+# Usually,
+#
+# git subtree merge -P subA --squash f00...
+#
+# makes two commits, in this order:
+#
+# 1. Squashed 'subA/' content from commit f00...
+# 2. Merge commit (1) as 'subA'
+#
+# Commit 1 updates the subtree but does *not* rewrite paths.
+# Commit 2 rewrites all trees to start with `subA/`
+#
+# Commit 1 either has no parents or depends only on other
+# "Squashed 'subA/' content" commits.
+#
+# For merge without --squash, subtree produces just one commit:
+# a merge commit with git-subtree trailers.
+#
+# In either case, if the user rebases these commits, they will
+# still have the git-subtree-* trailers… but will NOT have
+# the layout described above.
+#
+# Test that subsequent `git subtree split` are not confused by this.
+test_expect_success 'split with rebased subtree commit' '
+ subtree_test_create_repo "$test_count" &&
+ (
+ cd "$test_count" &&
+ test_commit file0 &&
+ test_create_subtree_add \
+ . mksubtree subA file1 --squash &&
+ test_path_is_file subA/file1.t &&
+ mkdir subB &&
+ test_commit subB/bfile &&
+ git commit --amend -F - <<'EOF' &&
+Squashed '\''subB/'\'' content from commit '\''badf00da911bbe895347b4b236f5461d55dc9877'\''
+
+Simulate a cherry-picked or rebased subtree commit.
+
+git-subtree-dir: subB
+git-subtree-split: badf00da911bbe895347b4b236f5461d55dc9877
+EOF
+ test_commit subA/file2 &&
+ test_commit subB/bfile2 &&
+ git commit --amend -F - <<'EOF' &&
+Split '\''subB/'\'' into commit '\''badf00da911bbe895347b4b236f5461d55dc9877'\''
+
+Simulate a cherry-picked or rebased subtree commit.
+
+git-subtree-dir: subB
+git-subtree-mainline: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+git-subtree-split: badf00da911bbe895347b4b236f5461d55dc9877
+EOF
+ git subtree split --prefix=subA --branch=bsplit &&
+ git checkout bsplit &&
+ test_path_is_file file1.t &&
+ test_path_is_file file2.t &&
+ test "$(last_commit_subject)" = "subA/file2" &&
+ test "$(git rev-list --count bsplit)" -eq 2
+ )
+'
+
test_expect_success 'split sub dir/ with --rejoin from scratch' '
subtree_test_create_repo "$test_count" &&
test_create_commit "$test_count" main1 &&