diff --git a/clang/unittests/Basic/VirtualFileSystemTest.cpp b/clang/unittests/Basic/VirtualFileSystemTest.cpp
index 580e298..d2f4a7d 100644
--- a/clang/unittests/Basic/VirtualFileSystemTest.cpp
+++ b/clang/unittests/Basic/VirtualFileSystemTest.cpp
@@ -1022,14 +1022,9 @@
   Lower->addDirectory("//root/");
   Lower->addDirectory("//root/foo");
   Lower->addDirectory("//root/foo/bar");
-  Lower->addDirectory("//root/zab");
-  Lower->addDirectory("//root/baz");
   Lower->addRegularFile("//root/foo/bar/a");
   Lower->addRegularFile("//root/foo/bar/b");
   Lower->addRegularFile("//root/file3");
-  Lower->addRegularFile("//root/zab/a");
-  Lower->addRegularFile("//root/zab/b");
-  Lower->addRegularFile("//root/baz/c");
   IntrusiveRefCntPtr<vfs::FileSystem> FS =
   getFromYAMLString("{ 'use-external-names': false,\n"
                     "  'roots': [\n"
@@ -1047,26 +1042,6 @@
                     "                  'external-contents': '//root/foo/bar/b'\n"
                     "                }\n"
                     "              ]\n"
-                    "},\n"
-                    "{\n"
-                    "  'type': 'directory',\n"
-                    "  'name': '//root/baz/',\n"
-                    "  'contents': [ {\n"
-                    "                  'type': 'file',\n"
-                    "                  'name': 'x',\n"
-                    "                  'external-contents': '//root/zab/a'\n"
-                    "                }\n"
-                    "              ]\n"
-                    "},\n"
-                    "{\n"
-                    "  'type': 'directory',\n"
-                    "  'name': '//root/baz/',\n"
-                    "  'contents': [ {\n"
-                    "                  'type': 'file',\n"
-                    "                  'name': 'y',\n"
-                    "                  'external-contents': '//root/zab/b'\n"
-                    "                }\n"
-                    "              ]\n"
                     "}\n"
                     "]\n"
                     "}",
@@ -1079,12 +1054,8 @@
 
   std::error_code EC;
   checkContents(O->dir_begin("//root/", EC),
-                {"//root/file1", "//root/file2", "//root/baz", "//root/file3",
-                 "//root/foo", "//root/zab"});
+                {"//root/file1", "//root/file2", "//root/file3", "//root/foo"});
 
   checkContents(O->dir_begin("//root/foo/bar", EC),
                 {"//root/foo/bar/a", "//root/foo/bar/b"});
-
-  checkContents(O->dir_begin("//root/baz/", EC),
-                {"//root/baz/x", "//root/baz/y", "//root/baz/c"});
 }