Port 170-os-daemons.t etap test suite to eunit
Project: http://git-wip-us.apache.org/repos/asf/couchdb-couch/repo Commit: http://git-wip-us.apache.org/repos/asf/couchdb-couch/commit/c68aa531 Tree: http://git-wip-us.apache.org/repos/asf/couchdb-couch/tree/c68aa531 Diff: http://git-wip-us.apache.org/repos/asf/couchdb-couch/diff/c68aa531 Branch: refs/heads/1963-eunit-bigcouch Commit: c68aa5310d7bba2d66fb397e554de940e9a6ce32 Parents: 193fb98 Author: Alexander Shorin <kxe...@apache.org> Authored: Tue Jun 3 12:32:02 2014 +0400 Committer: Russell Branca <chewbra...@apache.org> Committed: Mon Aug 11 13:22:08 2014 -0700 ---------------------------------------------------------------------- test/couchdb/couchdb_os_daemons_tests.erl | 145 ++++++++++++++++++++ test/couchdb/fixtures/os_daemon_looper.escript | 26 ++++ 2 files changed, 171 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/couchdb-couch/blob/c68aa531/test/couchdb/couchdb_os_daemons_tests.erl ---------------------------------------------------------------------- diff --git a/test/couchdb/couchdb_os_daemons_tests.erl b/test/couchdb/couchdb_os_daemons_tests.erl new file mode 100644 index 0000000..1f9f6be --- /dev/null +++ b/test/couchdb/couchdb_os_daemons_tests.erl @@ -0,0 +1,145 @@ +% 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. + +-module(couchdb_os_daemons_tests). + +-include("couch_eunit.hrl"). + +%% keep in sync with couchdb/couch_os_daemons.erl +-record(daemon, { + port, + name, + cmd, + kill, + status=running, + cfg_patterns=[], + errors=[], + buf=[] +}). + +-define(DAEMON_LOOPER, "os_daemon_looper.escript"). +-define(DELAY, 100). +-define(TIMEOUT, 1000). + + +setup(DName) -> + {ok, CfgPid} = couch_config:start_link(?CONFIG_CHAIN), + {ok, OsDPid} = couch_os_daemons:start_link(), + couch_config:set("os_daemons", DName, + filename:join([?FIXTURESDIR, DName]), false), + timer:sleep(?DELAY), % sleep a bit to let daemon set kill flag + {CfgPid, OsDPid}. + +teardown(_, {CfgPid, OsDPid}) -> + erlang:monitor(process, CfgPid), + couch_config:stop(), + receive + {'DOWN', _, _, CfgPid, _} -> + ok + after ?TIMEOUT -> + throw({timeout, config_stop}) + end, + + erlang:monitor(process, OsDPid), + exit(OsDPid, normal), + receive + {'DOWN', _, _, OsDPid, _} -> + ok + after ?TIMEOUT -> + throw({timeout, os_daemon_stop}) + end. + + +os_daemons_test_() -> + { + "OS Daemons tests", + { + foreachx, + fun setup/1, fun teardown/2, + [{?DAEMON_LOOPER, Fun} || Fun <- [ + fun should_check_daemon/2, + fun should_check_daemon_table_form/2, + fun should_clean_tables_on_daemon_remove/2, + fun should_spawn_multiple_daemons/2, + fun should_keep_alive_one_daemon_on_killing_other/2 + ]] + } + }. + + +should_check_daemon(DName, _) -> + ?_test(begin + {ok, [D]} = couch_os_daemons:info([table]), + check_daemon(D, DName) + end). + +should_check_daemon_table_form(DName, _) -> + ?_test(begin + {ok, Tab} = couch_os_daemons:info(), + [D] = ets:tab2list(Tab), + check_daemon(D, DName) + end). + +should_clean_tables_on_daemon_remove(DName, _) -> + ?_test(begin + couch_config:delete("os_daemons", DName, false), + {ok, Tab2} = couch_os_daemons:info(), + ?_assertEqual([], ets:tab2list(Tab2)) + end). + +should_spawn_multiple_daemons(DName, _) -> + ?_test(begin + couch_config:set("os_daemons", "bar", + filename:join([?FIXTURESDIR, DName]), false), + couch_config:set("os_daemons", "baz", + filename:join([?FIXTURESDIR, DName]), false), + timer:sleep(?DELAY), + {ok, Daemons} = couch_os_daemons:info([table]), + lists:foreach(fun(D) -> + check_daemon(D) + end, Daemons), + {ok, Tab} = couch_os_daemons:info(), + lists:foreach(fun(D) -> + check_daemon(D) + end, ets:tab2list(Tab)) + end). + +should_keep_alive_one_daemon_on_killing_other(DName, _) -> + ?_test(begin + couch_config:set("os_daemons", "bar", + filename:join([?FIXTURESDIR, DName]), false), + timer:sleep(?DELAY), + {ok, Daemons} = couch_os_daemons:info([table]), + lists:foreach(fun(D) -> + check_daemon(D) + end, Daemons), + + couch_config:delete("os_daemons", "bar", false), + timer:sleep(?DELAY), + {ok, [D2]} = couch_os_daemons:info([table]), + check_daemon(D2, DName), + + {ok, Tab} = couch_os_daemons:info(), + [T] = ets:tab2list(Tab), + check_daemon(T, DName) + end). + + +check_daemon(D) -> + check_daemon(D, D#daemon.name). + +check_daemon(D, Name) -> + ?assert(is_port(D#daemon.port)), + ?assertEqual(Name, D#daemon.name), + ?assertNotEqual(undefined, D#daemon.kill), + ?assertEqual([], D#daemon.errors), + ?assertEqual([], D#daemon.buf). http://git-wip-us.apache.org/repos/asf/couchdb-couch/blob/c68aa531/test/couchdb/fixtures/os_daemon_looper.escript ---------------------------------------------------------------------- diff --git a/test/couchdb/fixtures/os_daemon_looper.escript b/test/couchdb/fixtures/os_daemon_looper.escript new file mode 100755 index 0000000..73974e9 --- /dev/null +++ b/test/couchdb/fixtures/os_daemon_looper.escript @@ -0,0 +1,26 @@ +#! /usr/bin/env escript + +% 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. + +loop() -> + loop(io:read("")). + +loop({ok, _}) -> + loop(io:read("")); +loop(eof) -> + stop; +loop({error, Reason}) -> + throw({error, Reason}). + +main([]) -> + loop().
