git-diff-tree -r -M --name-status HEAD^ HEAD | \
grep -E "^R100.+path0/README.+path2/README"'
+test_expect_success \
+ 'succeed when source is a prefix of destination' \
+ 'git-mv path2/COPYING path2/COPYING-renamed'
+
+test_expect_success \
+ 'moving whole subdirectory into subdirectory' \
+ 'git-mv path2 path1'
+
+test_expect_success \
+ 'commiting the change' \
+ 'git-commit -m dir-move -a'
+
+test_expect_success \
+ 'checking the commit' \
+ 'git-diff-tree -r -M --name-status HEAD^ HEAD | \
+ grep -E "^R100.+path2/COPYING.+path1/path2/COPYING" &&
+ git-diff-tree -r -M --name-status HEAD^ HEAD | \
+ grep -E "^R100.+path2/README.+path1/path2/README"'
+
+test_expect_failure \
+ 'do not move directory over existing directory' \
+ 'mkdir path0 && mkdir path0/path2 && git-mv path2 path0'
+
+test_expect_success \
+ 'move into "."' \
+ 'git-mv path1/path2/ .'
+
test_done