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-rwxr-xr-xtest/etap/021-btree-reductions.t141
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diff --git a/test/etap/021-btree-reductions.t b/test/etap/021-btree-reductions.t
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--- a/test/etap/021-btree-reductions.t
+++ /dev/null
@@ -1,141 +0,0 @@
-#!/usr/bin/env escript
-%% -*- erlang -*-
-%%! -pa ./src/couchdb -sasl errlog_type error -boot start_sasl -noshell
-
-% 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.
-
-filename() -> "./test/etap/temp.021".
-rows() -> 1000.
-
-main(_) ->
- test_util:init_code_path(),
- etap:plan(8),
- case (catch test()) of
- ok ->
- etap:end_tests();
- Other ->
- etap:diag(io_lib:format("Test died abnormally: ~p", [Other])),
- etap:bail()
- end,
- ok.
-
-test()->
- ReduceFun = fun
- (reduce, KVs) -> length(KVs);
- (rereduce, Reds) -> lists:sum(Reds)
- end,
-
- {ok, Fd} = couch_file:open(filename(), [create,overwrite]),
- {ok, Btree} = couch_btree:open(nil, Fd, [{reduce, ReduceFun}]),
-
- % Create a list, of {"even", Value} or {"odd", Value} pairs.
- {_, EvenOddKVs} = lists:foldl(fun(Idx, {Key, Acc}) ->
- case Key of
- "even" -> {"odd", [{{Key, Idx}, 1} | Acc]};
- _ -> {"even", [{{Key, Idx}, 1} | Acc]}
- end
- end, {"odd", []}, lists:seq(1, rows())),
-
- {ok, Btree2} = couch_btree:add_remove(Btree, EvenOddKVs, []),
-
- GroupFun = fun({K1, _}, {K2, _}) -> K1 == K2 end,
- FoldFun = fun(GroupedKey, Unreduced, Acc) ->
- {ok, [{GroupedKey, couch_btree:final_reduce(Btree2, Unreduced)} | Acc]}
- end,
-
- {SK1, EK1} = {{"even", -1}, {"even", foo}},
- {SK2, EK2} = {{"odd", -1}, {"odd", foo}},
-
- etap:fun_is(
- fun
- ({ok, [{{"odd", _}, 500}, {{"even", _}, 500}]}) ->
- true;
- (_) ->
- false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{key_group_fun, GroupFun}]),
- "Reduction works with no specified direction, startkey, or endkey."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"odd", _}, 500}, {{"even", _}, 500}]}) ->
- true;
- (_) ->
- false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{key_group_fun, GroupFun}, {dir, fwd}]),
- "Reducing forward works with no startkey or endkey."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"even", _}, 500}, {{"odd", _}, 500}]}) ->
- true;
- (_) ->
- false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{key_group_fun, GroupFun}, {dir, rev}]),
- "Reducing backwards works with no startkey or endkey."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"odd", _}, 500}, {{"even", _}, 500}]}) ->
- true;
- (_) ->
- false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{dir, fwd}, {key_group_fun, GroupFun}, {start_key, SK1}, {end_key, EK2}]),
- "Reducing works over the entire range with startkey and endkey set."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"even", _}, 500}]}) -> true;
- (_) -> false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{dir, fwd}, {key_group_fun, GroupFun}, {start_key, SK1}, {end_key, EK1}]),
- "Reducing forward over first half works with a startkey and endkey."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"odd", _}, 500}]}) -> true;
- (_) -> false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{dir, fwd}, {key_group_fun, GroupFun}, {start_key, SK2}, {end_key, EK2}]),
- "Reducing forward over second half works with second startkey and endkey"
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"odd", _}, 500}]}) -> true;
- (_) -> false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{dir, rev}, {key_group_fun, GroupFun}, {start_key, EK2}, {end_key, SK2}]),
- "Reducing in reverse works after swapping the startkey and endkey."
- ),
-
- etap:fun_is(
- fun
- ({ok, [{{"even", _}, 500}, {{"odd", _}, 500}]}) ->
- true;
- (_) ->
- false
- end,
- couch_btree:fold_reduce(Btree2, FoldFun, [], [{dir, rev}, {key_group_fun, GroupFun}, {start_key, EK2}, {end_key, SK1}]),
- "Reducing in reverse results in reversed accumulator."
- ),
-
- couch_file:close(Fd).