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From kxe...@apache.org
Subject [1/5] couch commit: updated refs/heads/master to 9d28c57
Date Mon, 14 Mar 2016 04:12:32 GMT
Repository: couchdb-couch
Updated Branches:
  refs/heads/master 6ae90beec -> 9d28c5715


Remove couch_stats_tests

CouchDB 2.0 received completely new stats application which works
differently and requires completely different testing approach which
respects new features and folsom backend.


Project: http://git-wip-us.apache.org/repos/asf/couchdb-couch/repo
Commit: http://git-wip-us.apache.org/repos/asf/couchdb-couch/commit/2643866c
Tree: http://git-wip-us.apache.org/repos/asf/couchdb-couch/tree/2643866c
Diff: http://git-wip-us.apache.org/repos/asf/couchdb-couch/diff/2643866c

Branch: refs/heads/master
Commit: 2643866cebeeae81c07e8d6a908c839b8bf1bb31
Parents: ccb1d3c
Author: Alexander Shorin <kxepal@apache.org>
Authored: Thu Nov 26 20:41:16 2015 +0300
Committer: Alexander Shorin <kxepal@apache.org>
Committed: Mon Mar 14 06:24:31 2016 +0300

----------------------------------------------------------------------
 test/couch_stats_tests.erl | 398 ----------------------------------------
 1 file changed, 398 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/couchdb-couch/blob/2643866c/test/couch_stats_tests.erl
----------------------------------------------------------------------
diff --git a/test/couch_stats_tests.erl b/test/couch_stats_tests.erl
deleted file mode 100644
index 762953d..0000000
--- a/test/couch_stats_tests.erl
+++ /dev/null
@@ -1,398 +0,0 @@
-% 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(couch_stats_tests).
-
--include_lib("couch/include/couch_eunit.hrl").
--include_lib("couch/include/couch_db.hrl").
-
--define(STATS_CFG_FIXTURE,
-    filename:join([?FIXTURESDIR, "couch_stats_aggregates.cfg"])).
--define(STATS_INI_FIXTURE,
-    filename:join([?FIXTURESDIR, "couch_stats_aggregates.ini"])).
--define(TIMEOUT, 1000).
--define(TIMEWAIT, 500).
-
-
--ifdef(run_broken_tests).
-
-setup_collector() ->
-    couch_stats_collector:start(),
-    ok.
-
-setup_aggregator(_) ->
-    {ok, Pid} = config:start_link([?STATS_INI_FIXTURE]),
-    {ok, _} = couch_stats_collector:start(),
-    {ok, _} = couch_stats_aggregator:start(?STATS_CFG_FIXTURE),
-    Pid.
-
-teardown_collector(_) ->
-    couch_stats_collector:stop(),
-    ok.
-
-teardown_aggregator(_, Pid) ->
-    couch_stats_aggregator:stop(),
-    couch_stats_collector:stop(),
-    test_util:stop_config(Pid).
-
-
-couch_stats_collector_test_() ->
-    {
-        "CouchDB stats collector tests",
-        {
-            foreach,
-            fun setup_collector/0, fun teardown_collector/1,
-            [
-                should_increment_counter(),
-                should_decrement_counter(),
-                should_increment_and_decrement_counter(),
-                should_record_absolute_values(),
-                should_clear_absolute_values(),
-                should_track_process_count(),
-                should_increment_counter_multiple_times_per_pid(),
-                should_decrement_counter_on_process_exit(),
-                should_decrement_for_each_track_process_count_call_on_exit(),
-                should_return_all_counters_and_absolute_values(),
-                should_return_incremental_counters(),
-                should_return_absolute_values()
-            ]
-        }
-    }.
-
-couch_stats_aggregator_test_() ->
-    Funs = [
-        fun should_init_empty_aggregate/2,
-        fun should_get_empty_aggregate/2,
-        fun should_change_stats_on_values_add/2,
-        fun should_change_stats_for_all_times_on_values_add/2,
-        fun should_change_stats_on_values_change/2,
-        fun should_change_stats_for_all_times_on_values_change/2,
-        fun should_not_remove_data_after_some_time_for_0_sample/2,
-        fun should_remove_data_after_some_time_for_other_samples/2
-    ],
-    {
-        "CouchDB stats aggregator tests",
-        [
-            {
-                "Absolute values",
-                {
-                    foreachx,
-                    fun setup_aggregator/1, fun teardown_aggregator/2,
-                    [{absolute, Fun} || Fun <- Funs]
-                }
-            },
-            {
-                "Counters",
-                {
-                    foreachx,
-                    fun setup_aggregator/1, fun teardown_aggregator/2,
-                    [{counter, Fun} || Fun <- Funs]
-                }
-            }
-        ]
-    }.
-
-
-should_increment_counter() ->
-    ?_assertEqual(100,
-        begin
-            AddCount = fun() -> couch_stats_collector:increment(foo) end,
-            repeat(AddCount, 100),
-            couch_stats_collector:get(foo)
-        end).
-
-should_decrement_counter() ->
-    ?_assertEqual(67,
-        begin
-            AddCount = fun() -> couch_stats_collector:increment(foo) end,
-            RemCount = fun() -> couch_stats_collector:decrement(foo) end,
-            repeat(AddCount, 100),
-            repeat(RemCount, 33),
-            couch_stats_collector:get(foo)
-        end).
-
-should_increment_and_decrement_counter() ->
-    ?_assertEqual(0,
-        begin
-            AddCount = fun() -> couch_stats_collector:increment(foo) end,
-            RemCount = fun() -> couch_stats_collector:decrement(foo) end,
-            repeat(AddCount, 100),
-            repeat(RemCount, 25),
-            repeat(AddCount, 10),
-            repeat(RemCount, 5),
-            repeat(RemCount, 80),
-            couch_stats_collector:get(foo)
-        end).
-
-should_record_absolute_values() ->
-    ?_assertEqual(lists:seq(1, 15),
-        begin
-            lists:map(fun(Val) ->
-                couch_stats_collector:record(bar, Val)
-            end, lists:seq(1, 15)),
-            couch_stats_collector:get(bar)
-        end).
-
-should_clear_absolute_values() ->
-    ?_assertEqual(nil,
-        begin
-            lists:map(fun(Val) ->
-                couch_stats_collector:record(bar, Val)
-            end, lists:seq(1, 15)),
-            couch_stats_collector:clear(bar),
-            couch_stats_collector:get(bar)
-        end).
-
-should_track_process_count() ->
-    ?_assertMatch({_, 1}, spawn_and_count(1)).
-
-should_increment_counter_multiple_times_per_pid() ->
-    ?_assertMatch({_, 3}, spawn_and_count(3)).
-
-should_decrement_counter_on_process_exit() ->
-    ?_assertEqual(2,
-        begin
-            {Pid, 1} = spawn_and_count(1),
-            spawn_and_count(2),
-            test_util:stop_sync_throw(Pid,
-                fun() -> Pid ! sepuku end, timeout, ?TIMEOUT),
-            % sleep for awhile to let collector handle the updates
-            % suddenly, it couldn't notice process death instantly
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:get(hoopla)
-        end).
-
-should_decrement_for_each_track_process_count_call_on_exit() ->
-    ?_assertEqual(2,
-        begin
-            {_, 2} = spawn_and_count(2),
-            {Pid, 6} = spawn_and_count(4),
-            test_util:stop_sync_throw(Pid,
-                fun() -> Pid ! sepuku end, timeout, ?TIMEOUT),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:get(hoopla)
-        end).
-
-should_return_all_counters_and_absolute_values() ->
-    ?_assertEqual([{bar,[1.0,0.0]}, {foo,1}],
-        begin
-            couch_stats_collector:record(bar, 0.0),
-            couch_stats_collector:record(bar, 1.0),
-            couch_stats_collector:increment(foo),
-            lists:sort(couch_stats_collector:all())
-        end).
-
-should_return_incremental_counters() ->
-    ?_assertEqual([{foo,1}],
-        begin
-            couch_stats_collector:record(bar, 0.0),
-            couch_stats_collector:record(bar, 1.0),
-            couch_stats_collector:increment(foo),
-            lists:sort(couch_stats_collector:all(incremental))
-        end).
-
-should_return_absolute_values() ->
-    ?_assertEqual([{bar,[1.0,0.0]}, {zing, "Z"}],
-        begin
-            couch_stats_collector:record(bar, 0.0),
-            couch_stats_collector:record(bar, 1.0),
-            couch_stats_collector:record(zing, 90),
-            couch_stats_collector:increment(foo),
-            lists:sort(couch_stats_collector:all(absolute))
-        end).
-
-should_init_empty_aggregate(absolute, _) ->
-    {Aggs} = couch_stats_aggregator:all(),
-    ?_assertEqual({[{'11', make_agg(<<"randomosity">>,
-                                    null, null, null, null, null)}]},
-                  couch_util:get_value(number, Aggs));
-should_init_empty_aggregate(counter, _) ->
-    {Aggs} = couch_stats_aggregator:all(),
-    ?_assertEqual({[{stuff, make_agg(<<"yay description">>,
-                                     null, null, null, null, null)}]},
-                  couch_util:get_value(testing, Aggs)).
-
-should_get_empty_aggregate(absolute, _) ->
-    ?_assertEqual(make_agg(<<"randomosity">>, null, null, null, null, null),
-             couch_stats_aggregator:get_json({number, '11'}));
-should_get_empty_aggregate(counter, _) ->
-    ?_assertEqual(make_agg(<<"yay description">>, null, null, null, null, null),
-             couch_stats_aggregator:get_json({testing, stuff})).
-
-should_change_stats_on_values_add(absolute, _) ->
-    lists:foreach(fun(X) ->
-        couch_stats_collector:record({number, 11}, X)
-    end, lists:seq(0, 10)),
-    couch_stats_aggregator:collect_sample(),
-    ?_assertEqual(make_agg(<<"randomosity">>, 5.0, 5.0, null, 5.0, 5.0),
-                  couch_stats_aggregator:get_json({number, 11}));
-should_change_stats_on_values_add(counter, _) ->
-    lists:foreach(fun(_) ->
-        couch_stats_collector:increment({testing, stuff})
-    end, lists:seq(1, 100)),
-    couch_stats_aggregator:collect_sample(),
-    ?_assertEqual(make_agg(<<"yay description">>, 100.0, 100.0, null, 100, 100),
-                  couch_stats_aggregator:get_json({testing, stuff})).
-
-should_change_stats_for_all_times_on_values_add(absolute, _) ->
-    lists:foreach(fun(X) ->
-        couch_stats_collector:record({number, 11}, X)
-    end, lists:seq(0, 10)),
-    couch_stats_aggregator:collect_sample(),
-    ?_assertEqual(make_agg(<<"randomosity">>, 5.0, 5.0, null, 5.0, 5.0),
-                  couch_stats_aggregator:get_json({number, 11}, 1));
-should_change_stats_for_all_times_on_values_add(counter, _) ->
-    lists:foreach(fun(_) ->
-        couch_stats_collector:increment({testing, stuff})
-    end, lists:seq(1, 100)),
-    couch_stats_aggregator:collect_sample(),
-    ?_assertEqual(make_agg(<<"yay description">>, 100.0, 100.0, null, 100, 100),
-                  couch_stats_aggregator:get_json({testing, stuff}, 1)).
-
-should_change_stats_on_values_change(absolute, _) ->
-    ?_assertEqual(make_agg(<<"randomosity">>, 20.0, 10.0, 7.071, 5.0, 15.0),
-        begin
-            lists:foreach(fun(X) ->
-                couch_stats_collector:record({number, 11}, X)
-            end, lists:seq(0, 10)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:record({number, 11}, 15),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({number, 11})
-        end);
-should_change_stats_on_values_change(counter, _) ->
-    ?_assertEqual(make_agg(<<"yay description">>, 100.0, 50.0, 70.711, 0, 100),
-        begin
-            lists:foreach(fun(_) ->
-                couch_stats_collector:increment({testing, stuff})
-            end, lists:seq(1, 100)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({testing, stuff})
-        end).
-
-should_change_stats_for_all_times_on_values_change(absolute, _) ->
-    ?_assertEqual(make_agg(<<"randomosity">>, 20.0, 10.0, 7.071, 5.0, 15.0),
-        begin
-            lists:foreach(fun(X) ->
-                couch_stats_collector:record({number, 11}, X)
-            end, lists:seq(0, 10)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:record({number, 11}, 15),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({number, 11}, 1)
-        end);
-should_change_stats_for_all_times_on_values_change(counter, _) ->
-    ?_assertEqual(make_agg(<<"yay description">>, 100.0, 50.0, 70.711, 0, 100),
-        begin
-            lists:foreach(fun(_) ->
-                couch_stats_collector:increment({testing, stuff})
-            end, lists:seq(1, 100)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({testing, stuff}, 1)
-        end).
-
-should_not_remove_data_after_some_time_for_0_sample(absolute, _) ->
-    ?_assertEqual(make_agg(<<"randomosity">>, 20.0, 10.0, 7.071, 5.0, 15.0),
-        begin
-            lists:foreach(fun(X) ->
-                couch_stats_collector:record({number, 11}, X)
-            end, lists:seq(0, 10)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:record({number, 11}, 15),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({number, 11})
-        end);
-should_not_remove_data_after_some_time_for_0_sample(counter, _) ->
-    ?_assertEqual(make_agg(<<"yay description">>, 100.0, 33.333, 57.735, 0, 100),
-        begin
-            lists:foreach(fun(_) ->
-                couch_stats_collector:increment({testing, stuff})
-            end, lists:seq(1, 100)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({testing, stuff})
-        end).
-
-should_remove_data_after_some_time_for_other_samples(absolute, _) ->
-    ?_assertEqual(make_agg(<<"randomosity">>, 15.0, 15.0, null, 15.0, 15.0),
-        begin
-            lists:foreach(fun(X) ->
-                couch_stats_collector:record({number, 11}, X)
-            end, lists:seq(0, 10)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_collector:record({number, 11}, 15),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({number, 11}, 1)
-        end);
-should_remove_data_after_some_time_for_other_samples(counter, _) ->
-    ?_assertEqual(make_agg(<<"yay description">>, 0, 0.0, 0.0, 0, 0),
-        begin
-            lists:foreach(fun(_) ->
-                couch_stats_collector:increment({testing, stuff})
-            end, lists:seq(1, 100)),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            timer:sleep(?TIMEWAIT),
-            couch_stats_aggregator:collect_sample(),
-            couch_stats_aggregator:get_json({testing, stuff}, 1)
-        end).
-
-
-spawn_and_count(N) ->
-    Self = self(),
-    Pid = spawn(fun() ->
-        lists:foreach(
-            fun(_) ->
-                couch_stats_collector:track_process_count(hoopla)
-            end, lists:seq(1,N)),
-        Self ! reporting,
-        receive
-            sepuku -> ok
-        end
-    end),
-    receive reporting -> ok end,
-    {Pid, couch_stats_collector:get(hoopla)}.
-
-repeat(_, 0) ->
-    ok;
-repeat(Fun, Count) ->
-    Fun(),
-    repeat(Fun, Count-1).
-
-make_agg(Desc, Sum, Mean, StdDev, Min, Max) ->
-    {[
-        {description, Desc},
-        {current, Sum},
-        {sum, Sum},
-        {mean, Mean},
-        {stddev, StdDev},
-        {min, Min},
-        {max, Max}
-    ]}.
-
--endif.


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