From 6d18638d747374cb0e90e9bcbefbc71d959254fd Mon Sep 17 00:00:00 2001 From: Brad Anderson Date: Wed, 18 Aug 2010 16:16:09 -0400 Subject: clear out root folder a bit, moving couch bits into apps/couch or rel/ --- .../couch/test/etap/111-replication-changes-feed.t | 254 +++++++++++++++++++++ 1 file changed, 254 insertions(+) create mode 100755 apps/couch/test/etap/111-replication-changes-feed.t (limited to 'apps/couch/test/etap/111-replication-changes-feed.t') diff --git a/apps/couch/test/etap/111-replication-changes-feed.t b/apps/couch/test/etap/111-replication-changes-feed.t new file mode 100755 index 00000000..bca12bc7 --- /dev/null +++ b/apps/couch/test/etap/111-replication-changes-feed.t @@ -0,0 +1,254 @@ +#!/usr/bin/env escript +%% -*- erlang -*- + +% Licensed under the Apache License, Version 2.0 (the "License"); you may not +% use this file except in compliance with the License. You may obtain a copy of +% the License at +% +% http://www.apache.org/licenses/LICENSE-2.0 +% +% Unless required by applicable law or agreed to in writing, software +% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +% License for the specific language governing permissions and limitations under +% the License. + +%% XXX: Figure out how to -include("couch_db.hrl") +-record(doc, {id= <<"">>, revs={0, []}, body={[]}, + attachments=[], deleted=false, meta=[]}). + +-record(http_db, { + url, + auth = [], + resource = "", + headers = [ + {"User-Agent", "CouchDB/"++couch:version()}, + {"Accept", "application/json"}, + {"Accept-Encoding", "gzip"} + ], + qs = [], + method = get, + body = nil, + options = [ + {response_format,binary}, + {inactivity_timeout, 30000} + ], + retries = 10, + pause = 1, + conn = nil +}). + +config_files() -> + lists:map(fun test_util:build_file/1, [ + "etc/couchdb/default_dev.ini", + "etc/couchdb/local_dev.ini" + ]). + +main(_) -> + test_util:init_code_path(), + + etap:plan(13), + case (catch test()) of + ok -> + etap:end_tests(); + Other -> + etap:diag(io_lib:format("Test died abnormally: ~p", [Other])), + etap:bail(Other) + end, + ok. + +test() -> + couch_server_sup:start_link(config_files()), + ibrowse:start(), + crypto:start(), + + couch_server:delete(<<"etap-test-db">>, []), + {ok, Db1} = couch_db:create(<<"etap-test-db">>, []), + test_all(local), + couch_db:close(Db1), + couch_server:delete(<<"etap-test-db">>, []), + + couch_server:delete(<<"etap-test-db">>, []), + {ok, Db2} = couch_db:create(<<"etap-test-db">>, []), + test_all(remote), + test_remote_only(), + couch_db:close(Db2), + couch_server:delete(<<"etap-test-db">>, []), + + ok. + +test_all(Type) -> + test_unchanged_db(Type), + test_simple_change(Type), + test_since_parameter(Type), + test_continuous_parameter(Type), + test_conflicts(Type), + test_deleted_conflicts(Type). + +test_remote_only() -> + test_chunk_reassembly(remote). + +test_unchanged_db(Type) -> + {ok, Pid} = start_changes_feed(Type, 0, false), + etap:is( + couch_rep_changes_feed:next(Pid), + complete, + io_lib:format( + "(~p) changes feed for unchanged DB is automatically complete", + [Type]) + ). + +test_simple_change(Type) -> + Expect = generate_change(), + {ok, Pid} = start_changes_feed(Type, 0, false), + etap:is( + {couch_rep_changes_feed:next(Pid), couch_rep_changes_feed:next(Pid)}, + {[Expect], complete}, + io_lib:format("(~p) change one document, get one row", [Type]) + ). + +test_since_parameter(Type) -> + {ok, Pid} = start_changes_feed(Type, get_update_seq(), false), + etap:is( + couch_rep_changes_feed:next(Pid), + complete, + io_lib:format( + "(~p) since query-string parameter allows us to skip changes", + [Type]) + ). + +test_continuous_parameter(Type) -> + {ok, Pid} = start_changes_feed(Type, get_update_seq(), true), + + % make the changes_feed request before the next update + Self = self(), + spawn(fun() -> + Change = couch_rep_changes_feed:next(Pid), + Self ! {actual, Change} + end), + + Expect = generate_change(), + etap:is( + receive {actual, Actual} -> Actual end, + [Expect], + io_lib:format( + "(~p) feed=continuous query-string parameter picks up new changes", + [Type]) + ), + + ok = couch_rep_changes_feed:stop(Pid). + +test_conflicts(Type) -> + Since = get_update_seq(), + Expect = generate_conflict(), + {ok, Pid} = start_changes_feed(Type, Since, false), + etap:is( + {couch_rep_changes_feed:next(Pid), couch_rep_changes_feed:next(Pid)}, + {[Expect], complete}, + io_lib:format("(~p) conflict revisions show up in feed", [Type]) + ). + +test_deleted_conflicts(Type) -> + Since = get_update_seq(), + {ExpectProps} = generate_conflict(), + + %% delete the conflict revision + Id = couch_util:get_value(<<"id">>, ExpectProps), + [Win, {[{<<"rev">>, Lose}]}] = couch_util:get_value(<<"changes">>, ExpectProps), + Doc = couch_doc:from_json_obj({[ + {<<"_id">>, Id}, + {<<"_rev">>, Lose}, + {<<"_deleted">>, true} + ]}), + Db = get_db(), + {ok, Rev} = couch_db:update_doc(Db, Doc, [full_commit]), + couch_db:close(Db), + + Expect = {[ + {<<"seq">>, get_update_seq()}, + {<<"id">>, Id}, + {<<"changes">>, [Win, {[{<<"rev">>, couch_doc:rev_to_str(Rev)}]}]} + ]}, + + {ok, Pid} = start_changes_feed(Type, Since, false), + etap:is( + {couch_rep_changes_feed:next(Pid), couch_rep_changes_feed:next(Pid)}, + {[Expect], complete}, + io_lib:format("(~p) deleted conflict revisions show up in feed", [Type]) + ). + +test_chunk_reassembly(Type) -> + Since = get_update_seq(), + Expect = [generate_change() || _I <- lists:seq(1,30)], + {ok, Pid} = start_changes_feed(Type, Since, false), + etap:is( + get_all_changes(Pid, []), + Expect, + io_lib:format("(~p) reassembles chunks split across TCP frames", + [Type]) + ). + +get_all_changes(Pid, Acc) -> + case couch_rep_changes_feed:next(Pid) of + complete -> + lists:flatten(lists:reverse(Acc)); + Else -> + get_all_changes(Pid, [Else|Acc]) + end. + +generate_change() -> + generate_change(couch_uuids:random()). + +generate_change(Id) -> + generate_change(Id, {[]}). + +generate_change(Id, EJson) -> + Doc = couch_doc:from_json_obj(EJson), + Db = get_db(), + {ok, Rev} = couch_db:update_doc(Db, Doc#doc{id = Id}, [full_commit]), + couch_db:close(Db), + {[ + {<<"seq">>, get_update_seq()}, + {<<"id">>, Id}, + {<<"changes">>, [{[{<<"rev">>, couch_doc:rev_to_str(Rev)}]}]} + ]}. + +generate_conflict() -> + Id = couch_uuids:random(), + Db = get_db(), + Doc1 = (couch_doc:from_json_obj({[<<"foo">>, <<"bar">>]}))#doc{id = Id}, + Doc2 = (couch_doc:from_json_obj({[<<"foo">>, <<"baz">>]}))#doc{id = Id}, + {ok, Rev1} = couch_db:update_doc(Db, Doc1, [full_commit]), + {ok, Rev2} = couch_db:update_doc(Db, Doc2, [full_commit, all_or_nothing]), + + %% relies on undocumented CouchDB conflict winner algo and revision sorting! + RevList = [{[{<<"rev">>, couch_doc:rev_to_str(R)}]} || R + <- lists:sort(fun(A,B) -> B>, get_update_seq()}, + {<<"id">>, Id}, + {<<"changes">>, RevList} + ]}. + +get_db() -> + {ok, Db} = couch_db:open(<<"etap-test-db">>, []), + Db. + +get_dbname(local) -> + "etap-test-db"; +get_dbname(remote) -> + "http://127.0.0.1:5984/etap-test-db/". + +get_update_seq() -> + Db = get_db(), + Seq = couch_db:get_update_seq(Db), + couch_db:close(Db), + Seq. + +start_changes_feed(local, Since, Continuous) -> + Props = [{<<"continuous">>, Continuous}], + couch_rep_changes_feed:start_link(self(), get_db(), Since, Props); +start_changes_feed(remote, Since, Continuous) -> + Props = [{<<"continuous">>, Continuous}], + Db = #http_db{url = get_dbname(remote)}, + couch_rep_changes_feed:start_link(self(), Db, Since, Props). -- cgit v1.2.3