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diff --git a/lib/xmerl/test/xmerl_test_lib.erl b/lib/xmerl/test/xmerl_test_lib.erl
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+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2006-2010. All Rights Reserved.
+%% 
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%
+%%%-------------------------------------------------------------------
+%%% File    : xmerl_test_lib.erl
+%%% Author  : Bertil Karlsson <bertil@finrod>
+%%% Description : 
+%%%
+%%% Created : 28 Apr 2006 by Bertil Karlsson <bertil@finrod>
+%%%-------------------------------------------------------------------
+-module(xmerl_test_lib).
+
+-compile(export_all).
+
+-include_lib("test_server/include/test_server.hrl").
+-include_lib("xmerl/include/xmerl.hrl").
+
+%% cmp_element/2
+%% First argument result after parsing
+%% Second argument result after validation
+cmp_element(E,E) ->
+    ok;
+cmp_element(#xmlElement{name=N,attributes=A1,content=C1},
+	    #xmlElement{name=N,attributes=A2,content=C2}) ->
+    case cmp_attributes(A1,A2) of
+	ok ->
+	    cmp_elements(C1,C2);
+	Err -> Err
+    end;
+cmp_element(#xmlText{},#xmlText{}) ->
+    ok;
+cmp_element(A,B) ->
+    {error,{A,does_not_match,B}}.
+
+cmp_elements([H1|T1],[H2|T2]) ->
+    case cmp_element(H1,H2) of
+	ok ->
+	    cmp_elements(T1,T2);
+	Err ->
+	    Err
+    end;
+cmp_elements([],[]) ->
+    ok.
+
+%% All attributes in argument 1 must be present in 2
+cmp_attributes([A1|T1],Atts2) ->
+    case keysearch_delete(A1#xmlAttribute.name,#xmlAttribute.name,Atts2) of
+	{A2,NewAtts2} ->
+	    case A1#xmlAttribute.value == A2#xmlAttribute.value of
+		true ->
+		    cmp_attributes(T1,NewAtts2);
+		_ ->
+		    {error,{mismatching_values_in_attsibutes,A1,A2}}
+	    end;
+	_ ->
+	    {error,{no_matching_attsibute,A1,in,Atts2}}
+    end;
+cmp_attributes([],_) ->
+   ok.
+
+keysearch_delete(Key,N,List) ->
+    case lists:keysearch(Key,N,List) of
+	{value,Res} ->
+	    {Res,lists:keydelete(Key,N,List)};
+	_ ->
+	    false
+    end.
+
+
+%% Some test suites use the same testdata ("xmerl_sax_std_SUITE" and "xmerl_std_SUITE"),
+%% so the data directory is not cloned. This function retrieves the path to
+%% the original data directory.
+
+get_data_dir(Config) ->
+    Data0 = ?config(data_dir, Config),
+    {ok,Data,_} = regexp:sub(Data0, "xmerl_sax_std_SUITE", "xmerl_std_SUITE"),
+    Data.