cache-tree: do not generate empty trees as a result of all i-t-a subentries

diff --git a/t/t1011-read-tree-sparse-checkout.sh b/t/t1011-read-tree-sparse-checkout.sh
index 0c74beedd22600e8dfe852393a5a9a36350cfeb5..2563d18440e34661da9dcff06817855f7b631dde 100755 (executable)
--- a/t/t1011-read-tree-sparse-checkout.sh
+++ b/t/t1011-read-tree-sparse-checkout.sh
@@ -15,11 +15,11 @@ test_description='sparse checkout tests
 . "$TEST_DIRECTORY"/lib-read-tree.sh
 
 test_expect_success 'setup' '
-       cat >expected <<-\EOF &&
+       cat >expected <<-EOF &&
        100644 77f0ba1734ed79d12881f81b36ee134de6a3327b 0       init.t
-       100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       sub/added
-       100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       sub/addedtoo
-       100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       subsub/added
+       100644 $EMPTY_BLOB 0    sub/added
+       100644 $EMPTY_BLOB 0    sub/addedtoo
+       100644 $EMPTY_BLOB 0    subsub/added
        EOF
        cat >expected.swt <<-\EOF &&
        H init.t