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-rwxr-xr-xt/t4301-merge-tree-write-tree.sh78
1 files changed, 73 insertions, 5 deletions
diff --git a/t/t4301-merge-tree-write-tree.sh b/t/t4301-merge-tree-write-tree.sh
index 250f721795..eea19907b5 100755
--- a/t/t4301-merge-tree-write-tree.sh
+++ b/t/t4301-merge-tree-write-tree.sh
@@ -22,6 +22,7 @@ test_expect_success setup '
git branch side1 &&
git branch side2 &&
git branch side3 &&
+ git branch side4 &&
git checkout side1 &&
test_write_lines 1 2 3 4 5 6 >numbers &&
@@ -46,6 +47,13 @@ test_expect_success setup '
test_tick &&
git commit -m rename-numbers &&
+ git checkout side4 &&
+ test_write_lines 0 1 2 3 4 5 >numbers &&
+ echo yo >greeting &&
+ git add numbers greeting &&
+ test_tick &&
+ git commit -m other-content-modifications &&
+
git switch --orphan unrelated &&
>something-else &&
git add something-else &&
@@ -97,6 +105,21 @@ test_expect_success 'Content merge and a few conflicts' '
test_cmp expect actual
'
+test_expect_success 'Auto resolve conflicts by "ours" strategy option' '
+ git checkout side1^0 &&
+
+ # make sure merge conflict exists
+ test_must_fail git merge side4 &&
+ git merge --abort &&
+
+ git merge -X ours side4 &&
+ git rev-parse HEAD^{tree} >expected &&
+
+ git merge-tree -X ours side1 side4 >actual &&
+
+ test_cmp expected actual
+'
+
test_expect_success 'Barf on misspelled option, with exit code other than 0 or 1' '
# Mis-spell with single "s" instead of double "s"
test_expect_code 129 git merge-tree --write-tree --mesages FOOBAR side1 side2 2>expect &&
@@ -290,7 +313,7 @@ test_expect_success 'rename/add handling' '
# First, check that the bar that appears at stage 3 does not
# correspond to an individual blob anywhere in history
#
- hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") &&
+ hash=$(tr "\0" "\n" <out | head -n 3 | grep 3.bar | cut -f 2 -d " ") &&
git rev-list --objects --all >all_blobs &&
! grep $hash all_blobs &&
@@ -357,7 +380,7 @@ test_expect_success SYMLINKS 'rename/add, where add is a mode conflict' '
# First, check that the bar that appears at stage 3 does not
# correspond to an individual blob anywhere in history
#
- hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") &&
+ hash=$(tr "\0" "\n" <out | head -n 3 | grep 3.bar | cut -f 2 -d " ") &&
git rev-list --objects --all >all_blobs &&
! grep $hash all_blobs &&
@@ -607,8 +630,8 @@ test_expect_success 'mod6: chains of rename/rename(1to2) and add/add via collidi
# conflict entries do not appear as individual blobs anywhere
# in history.
#
- hash1=$(cat out | tr "\0" "\n" | head | grep 2.four | cut -f 2 -d " ") &&
- hash2=$(cat out | tr "\0" "\n" | head | grep 3.two | cut -f 2 -d " ") &&
+ hash1=$(tr "\0" "\n" <out | head | grep 2.four | cut -f 2 -d " ") &&
+ hash2=$(tr "\0" "\n" <out | head | grep 3.two | cut -f 2 -d " ") &&
git rev-list --objects --all >all_blobs &&
! grep $hash1 all_blobs &&
! grep $hash2 all_blobs &&
@@ -864,7 +887,7 @@ test_expect_success '--stdin with both a successful and a conflicted merge' '
test_expect_success '--merge-base is incompatible with --stdin' '
test_must_fail git merge-tree --merge-base=side1 --stdin 2>expect &&
- grep "^fatal: --merge-base is incompatible with --stdin" expect
+ grep "^fatal: .*merge-base.*stdin.* cannot be used together" expect
'
# specify merge-base as parent of branch2
@@ -922,4 +945,49 @@ test_expect_success 'check the input format when --stdin is passed' '
test_cmp expect actual
'
+test_expect_success '--merge-base with tree OIDs' '
+ git merge-tree --merge-base=side1^ side1 side3 >with-commits &&
+ git merge-tree --merge-base=side1^^{tree} side1^{tree} side3^{tree} >with-trees &&
+ test_cmp with-commits with-trees
+'
+
+test_expect_success 'error out on missing tree objects' '
+ git init --bare missing-tree.git &&
+ git rev-list side3 >list &&
+ git rev-parse side3^: >>list &&
+ git pack-objects missing-tree.git/objects/pack/side3-tree-is-missing <list &&
+ side3=$(git rev-parse side3) &&
+ test_must_fail git --git-dir=missing-tree.git merge-tree $side3^ $side3 >actual 2>err &&
+ test_grep "Could not read $(git rev-parse $side3:)" err &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'error out on missing blob objects' '
+ echo 1 | git hash-object -w --stdin >blob1 &&
+ echo 2 | git hash-object -w --stdin >blob2 &&
+ echo 3 | git hash-object -w --stdin >blob3 &&
+ printf "100644 blob $(cat blob1)\tblob\n" | git mktree >tree1 &&
+ printf "100644 blob $(cat blob2)\tblob\n" | git mktree >tree2 &&
+ printf "100644 blob $(cat blob3)\tblob\n" | git mktree >tree3 &&
+ git init --bare missing-blob.git &&
+ cat blob1 blob3 tree1 tree2 tree3 |
+ git pack-objects missing-blob.git/objects/pack/side1-whatever-is-missing &&
+ test_must_fail git --git-dir=missing-blob.git >actual 2>err \
+ merge-tree --merge-base=$(cat tree1) $(cat tree2) $(cat tree3) &&
+ test_grep "unable to read blob object $(cat blob2)" err &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'error out on missing commits as well' '
+ git init --bare missing-commit.git &&
+ git rev-list --objects side1 side3 >list-including-initial &&
+ grep -v ^$(git rev-parse side1^) <list-including-initial >list &&
+ git pack-objects missing-commit.git/objects/pack/missing-initial <list &&
+ side1=$(git rev-parse side1) &&
+ side3=$(git rev-parse side3) &&
+ test_must_fail git --git-dir=missing-commit.git \
+ merge-tree --allow-unrelated-histories $side1 $side3 >actual &&
+ test_must_be_empty actual
+'
+
test_done