test-lib: allow negation of prerequisites

diff --git a/t/t6031-merge-recursive.sh b/t/t6031-merge-recursive.sh
index 5bb6b93780273be6504867f07b864e5ea0194e4d..1cd649e245e49735afa539ab0e982036154c4797 100755 (executable)
--- a/t/t6031-merge-recursive.sh
+++ b/t/t6031-merge-recursive.sh
@@ -2,6 +2,7 @@
 
 test_description='merge-recursive: handle file mode'
 . ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-prereq-FILEMODE.sh
 
 test_expect_success 'mode change in one branch: keep changed version' '
        : >file1 &&
@@ -12,11 +13,14 @@ test_expect_success 'mode change in one branch: keep changed version' '
        git add dummy &&
        git commit -m a &&
        git checkout -b b1 master &&
-       chmod +x file1 &&
-       git add file1 &&
+       test_chmod +x file1 &&
        git commit -m b1 &&
        git checkout a1 &&
        git merge-recursive master -- a1 b1 &&
+       git ls-files -s file1 | grep ^100755
+'
+
+test_expect_success FILEMODE 'verify executable bit on file' '
        test -x file1
 '
 
@@ -25,8 +29,7 @@ test_expect_success 'mode change in both branches: expect conflict' '
        git checkout -b a2 master &&
        : >file2 &&
        H=$(git hash-object file2) &&
-       chmod +x file2 &&
-       git add file2 &&
+       test_chmod +x file2 &&
        git commit -m a2 &&
        git checkout -b b2 master &&
        : >file2 &&
@@ -42,8 +45,43 @@ test_expect_success 'mode change in both branches: expect conflict' '
                echo "100755 $H 2       file2"
                echo "100644 $H 3       file2"
        ) >expect &&
-       diff -u actual expect &&
+       test_cmp actual expect &&
+       git ls-files -s file2 | grep ^100755
+'
+
+test_expect_success FILEMODE 'verify executable bit on file' '
        test -x file2
 '
 
+test_expect_success 'merging with triple rename across D/F conflict' '
+       git reset --hard HEAD &&
+       git checkout -b main &&
+       git rm -rf . &&
+
+       echo "just a file" >sub1 &&
+       mkdir -p sub2 &&
+       echo content1 >sub2/file1 &&
+       echo content2 >sub2/file2 &&
+       echo content3 >sub2/file3 &&
+       mkdir simple &&
+       echo base >simple/bar &&
+       git add -A &&
+       test_tick &&
+       git commit -m base &&
+
+       git checkout -b other &&
+       echo more >>simple/bar &&
+       test_tick &&
+       git commit -a -m changesimplefile &&
+
+       git checkout main &&
+       git rm sub1 &&
+       git mv sub2 sub1 &&
+       test_tick &&
+       git commit -m changefiletodir &&
+
+       test_tick &&
+       git merge other
+'
+
 test_done