| -module(couch_replicator_test_helper). |
| |
| -include_lib("couch/include/couch_eunit.hrl"). |
| -include_lib("couch/include/couch_db.hrl"). |
| |
| -export([compare_dbs/2, db_url/1, replicate/2]). |
| |
| compare_dbs(Source, Target) -> |
| {ok, SourceDb} = couch_db:open_int(Source, []), |
| {ok, TargetDb} = couch_db:open_int(Target, []), |
| |
| Fun = fun(FullDocInfo, _, Acc) -> |
| {ok, DocSource} = couch_db:open_doc(SourceDb, FullDocInfo), |
| Id = DocSource#doc.id, |
| |
| {ok, DocTarget} = couch_db:open_doc(TargetDb, Id), |
| ?assertEqual(DocSource#doc.body, DocTarget#doc.body), |
| |
| #doc{atts = SourceAtts} = DocSource, |
| #doc{atts = TargetAtts} = DocTarget, |
| ?assertEqual(lists:sort([couch_att:fetch(name, Att) || Att <- SourceAtts]), |
| lists:sort([couch_att:fetch(name, Att) || Att <- TargetAtts])), |
| |
| FunCompareAtts = fun(Att) -> |
| AttName = couch_att:fetch(name, Att), |
| {ok, AttTarget} = find_att(TargetAtts, AttName), |
| SourceMd5 = att_md5(Att), |
| TargetMd5 = att_md5(AttTarget), |
| case AttName of |
| <<"att1">> -> |
| ?assertEqual(gzip, couch_att:fetch(encoding, Att)), |
| ?assertEqual(gzip, couch_att:fetch(encoding, AttTarget)), |
| DecSourceMd5 = att_decoded_md5(Att), |
| DecTargetMd5 = att_decoded_md5(AttTarget), |
| ?assertEqual(DecSourceMd5, DecTargetMd5); |
| _ -> |
| ?assertEqual(identity, couch_att:fetch(encoding, AttTarget)), |
| ?assertEqual(identity, couch_att:fetch(encoding, AttTarget)) |
| end, |
| ?assertEqual(SourceMd5, TargetMd5), |
| ?assert(is_integer(couch_att:fetch(disk_len, Att))), |
| ?assert(is_integer(couch_att:fetch(att_len, Att))), |
| ?assert(is_integer(couch_att:fetch(disk_len, AttTarget))), |
| ?assert(is_integer(couch_att:fetch(att_len, AttTarget))), |
| ?assertEqual(couch_att:fetch(disk_len, Att), |
| couch_att:fetch(disk_len, AttTarget)), |
| ?assertEqual(couch_att:fetch(att_len, Att), |
| couch_att:fetch(att_len, AttTarget)), |
| ?assertEqual(couch_att:fetch(type, Att), |
| couch_att:fetch(type, AttTarget)), |
| ?assertEqual(couch_att:fetch(md5, Att), |
| couch_att:fetch(md5, AttTarget)) |
| end, |
| |
| lists:foreach(FunCompareAtts, SourceAtts), |
| |
| {ok, Acc} |
| end, |
| |
| {ok, _, _} = couch_db:enum_docs(SourceDb, Fun, [], []), |
| ok = couch_db:close(SourceDb), |
| ok = couch_db:close(TargetDb). |
| |
| find_att([], _Name) -> |
| nil; |
| find_att([Att | Rest], Name) -> |
| case couch_att:fetch(name, Att) of |
| Name -> |
| {ok, Att}; |
| _ -> |
| find_att(Rest, Name) |
| end. |
| |
| |
| att_md5(Att) -> |
| Md50 = couch_att:foldl( |
| Att, |
| fun(Chunk, Acc) -> couch_crypto:hash_update(md5, Acc, Chunk) end, |
| couch_crypto:hash_init(md5)), |
| couch_crypto:hash_final(md5, Md50). |
| |
| att_decoded_md5(Att) -> |
| Md50 = couch_att:foldl_decode( |
| Att, |
| fun(Chunk, Acc) -> couch_crypto:hash_update(md5, Acc, Chunk) end, |
| couch_crypto:hash_init(md5)), |
| couch_crypto:hash_final(md5, Md50). |
| |
| db_url(DbName) -> |
| iolist_to_binary([ |
| "http://", config:get("httpd", "bind_address", "127.0.0.1"), |
| ":", integer_to_list(mochiweb_socket_server:get(couch_httpd, port)), |
| "/", DbName |
| ]). |
| |
| replicate(Source, Target) -> |
| RepObject = {[ |
| {<<"source">>, Source}, |
| {<<"target">>, Target} |
| ]}, |
| {ok, Rep} = couch_replicator_utils:parse_rep_doc(RepObject, ?ADMIN_USER), |
| {ok, Pid} = couch_replicator:async_replicate(Rep), |
| MonRef = erlang:monitor(process, Pid), |
| receive |
| {'DOWN', MonRef, process, Pid, _} -> |
| ok |
| end. |