git diff --exit-code
'
+test_expect_success 'allow-empty --only ignores staged contents' '
+ echo changed-again >file &&
+ git add file &&
+ git commit --allow-empty --only -m "empty" &&
+ git cat-file blob HEAD:file >file.actual &&
+ test_cmp file.expect file.actual &&
+ git diff --exit-code
+'
+
test_expect_success 'set up editor' '
cat >editor <<-\EOF &&
#!/bin/sh
test_cmp expected actual
'
+test_expect_success '--dry-run with conflicts fixed from a merge' '
+ # setup two branches with conflicting information
+ # in the same file, resolve the conflict,
+ # call commit with --dry-run
+ echo "Initial contents, unimportant" >test-file &&
+ git add test-file &&
+ git commit -m "Initial commit" &&
+ echo "commit-1-state" >test-file &&
+ git commit -m "commit 1" -i test-file &&
+ git tag commit-1 &&
+ git checkout -b branch-2 HEAD^1 &&
+ echo "commit-2-state" >test-file &&
+ git commit -m "commit 2" -i test-file &&
+ ! $(git merge --no-commit commit-1) &&
+ echo "commit-2-state" >test-file &&
+ git add test-file &&
+ git commit --dry-run &&
+ git commit -m "conflicts fixed from merge."
+'
+
test_done