t3030-merge-recursive: test known breakage with empty work tree

diff --git a/t/t6012-rev-list-simplify.sh b/t/t6012-rev-list-simplify.sh
index dd6dc844e787549ab7622fb4fbec4f89b52e22ab..fde5e712eb512791c893de7b393fe36e382a3f6d 100755 (executable)
--- a/t/t6012-rev-list-simplify.sh
+++ b/t/t6012-rev-list-simplify.sh
@@ -14,21 +14,24 @@ unnote () {
 
 test_expect_success setup '
        echo "Hi there" >file &&
-       git add file &&
-       test_tick && git commit -m "Initial file" &&
+       echo "initial" >lost &&
+       git add file lost &&
+       test_tick && git commit -m "Initial file and lost" &&
        note A &&
 
        git branch other-branch &&
 
        echo "Hello" >file &&
-       git add file &&
-       test_tick && git commit -m "Modified file" &&
+       echo "second" >lost &&
+       git add file lost &&
+       test_tick && git commit -m "Modified file and lost" &&
        note B &&
 
        git checkout other-branch &&
 
        echo "Hello" >file &&
-       git add file &&
+       >lost &&
+       git add file lost &&
        test_tick && git commit -m "Modified the file identically" &&
        note C &&
 
@@ -37,7 +40,9 @@ test_expect_success setup '
        test_tick && git commit -m "Add another file" &&
        note D &&
 
-       test_tick && git merge -m "merge" master &&
+       test_tick &&
+       test_must_fail git merge -m "merge" master &&
+       >lost && git commit -a -m "merge" &&
        note E &&
 
        echo "Yet another" >elif &&
@@ -105,9 +110,27 @@ check_result 'L K J I H G F E D C B A' --full-history
 check_result 'K I H E C B A' --full-history -- file
 check_result 'K I H E C B A' --full-history --topo-order -- file
 check_result 'K I H E C B A' --full-history --date-order -- file
-check_outcome failure 'I E C B A' --simplify-merges -- file
+check_result 'I E C B A' --simplify-merges -- file
 check_result 'I B A' -- file
 check_result 'I B A' --topo-order -- file
 check_result 'H' --first-parent -- another-file
 
+check_result 'E C B A' --full-history E -- lost
+test_expect_success 'full history simplification without parent' '
+       printf "%s\n" E C B A >expect &&
+       git log --pretty="$FMT" --full-history E -- lost |
+       unnote >actual &&
+       sed -e "s/^.*   \([^ ]*\) .*/\1/" >check <actual &&
+       test_cmp expect check || {
+               cat actual
+               false
+       }
+'
+
+test_expect_success '--full-diff is not affected by --parents' '
+       git log -p --pretty="%H" --full-diff -- file >expected &&
+       git log -p --pretty="%H" --full-diff --parents -- file >actual &&
+       test_cmp expected actual
+'
+
 test_done