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Posted to commits@couchdb.apache.org by kx...@apache.org on 2014/06/03 17:54:48 UTC

[10/36] couchdb commit: updated refs/heads/1963-eunit to 85f2750

Port 06[0-5]-kt-*.t etap test suites to eunit

All merged into single suite since they're test the same module.


Project: http://git-wip-us.apache.org/repos/asf/couchdb/repo
Commit: http://git-wip-us.apache.org/repos/asf/couchdb/commit/5f6a0b66
Tree: http://git-wip-us.apache.org/repos/asf/couchdb/tree/5f6a0b66
Diff: http://git-wip-us.apache.org/repos/asf/couchdb/diff/5f6a0b66

Branch: refs/heads/1963-eunit
Commit: 5f6a0b6699437512ccd980edf91235856c7bb989
Parents: 11e4507
Author: Alexander Shorin <kx...@apache.org>
Authored: Sun May 18 14:53:03 2014 +0400
Committer: Alexander Shorin <kx...@apache.org>
Committed: Tue Jun 3 15:14:25 2014 +0400

----------------------------------------------------------------------
 test/couchdb/Makefile.am              |   1 +
 test/couchdb/couch_key_tree_tests.erl | 381 +++++++++++++++++++++++++++++
 test/etap/060-kt-merging.t            | 176 -------------
 test/etap/061-kt-missing-leaves.t     |  65 -----
 test/etap/062-kt-remove-leaves.t      |  69 ------
 test/etap/063-kt-get-leaves.t         |  98 --------
 test/etap/064-kt-counting.t           |  46 ----
 test/etap/065-kt-stemming.t           |  42 ----
 test/etap/Makefile.am                 |   6 -
 9 files changed, 382 insertions(+), 502 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/couchdb/Makefile.am
----------------------------------------------------------------------
diff --git a/test/couchdb/Makefile.am b/test/couchdb/Makefile.am
index 948ba7c..396a36b 100644
--- a/test/couchdb/Makefile.am
+++ b/test/couchdb/Makefile.am
@@ -25,6 +25,7 @@ eunit_files = \
     couch_uuids_tests.erl \
     couch_work_queue_tests.erl \
     couch_stream_tests.erl \
+    couch_key_tree_tests.erl \
     couchdb_tests.hrl
 
 EXTRA_DIST = \

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/couchdb/couch_key_tree_tests.erl
----------------------------------------------------------------------
diff --git a/test/couchdb/couch_key_tree_tests.erl b/test/couchdb/couch_key_tree_tests.erl
new file mode 100644
index 0000000..7429f53
--- /dev/null
+++ b/test/couchdb/couch_key_tree_tests.erl
@@ -0,0 +1,381 @@
+% 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_key_tree_tests).
+
+-include_lib("couchdb_tests.hrl").
+
+-define(DEPTH, 10).
+
+
+key_tree_merge_test_()->
+    {
+        "Key tree merge",
+        [
+            should_merge_with_empty_tree(),
+            should_merge_reflexive(),
+            should_merge_prefix_of_a_tree_with_tree(),
+            should_produce_conflict_on_merge_with_unrelated_branch(),
+            should_merge_reflexive_for_child_nodes(),
+            should_merge_tree_to_itself(),
+            should_merge_tree_of_odd_length(),
+            should_merge_tree_with_stem(),
+            should_merge_with_stem_at_deeper_level(),
+            should_merge_with_stem_at_deeper_level_with_deeper_paths(),
+            should_merge_single_tree_with_deeper_stem(),
+            should_merge_tree_with_large_stem(),
+            should_merge_stems(),
+            should_create_conflicts_on_merge(),
+            should_create_no_conflicts_on_merge(),
+            should_ignore_conflicting_branch()
+        ]
+    }.
+
+key_tree_missing_leaves_test_()->
+    {
+        "Missing tree leaves",
+        [
+            should_not_find_missing_leaves(),
+            should_find_missing_leaves()
+        ]
+    }.
+
+key_tree_remove_leaves_test_()->
+    {
+        "Remove tree leaves",
+        [
+            should_have_no_effect_on_removing_no_leaves(),
+            should_have_no_effect_on_removing_non_existant_branch(),
+            should_remove_leaf(),
+            should_produce_empty_tree_on_removing_all_leaves(),
+            should_have_no_effect_on_removing_non_existant_node(),
+            should_produce_empty_tree_on_removing_last_leaf()
+        ]
+    }.
+
+key_tree_get_leaves_test_()->
+    {
+        "Leaves retrieving",
+        [
+            should_extract_subtree(),
+            should_extract_subsubtree(),
+            should_gather_non_existant_leaf(),
+            should_gather_leaf(),
+            shoul_gather_multiple_leaves(),
+            should_retrieve_full_key_path(),
+            should_retrieve_full_key_path_for_node(),
+            should_retrieve_leaves_with_parent_node(),
+            should_retrieve_all_leaves()
+        ]
+    }.
+
+key_tree_leaf_counting_test_()->
+    {
+        "Leaf counting",
+        [
+            should_have_no_leaves_for_empty_tree(),
+            should_have_single_leaf_for_tree_with_single_node(),
+            should_have_two_leaves_for_tree_with_chindler_siblings(),
+            should_not_affect_on_leaf_counting_for_stemmed_tree()
+        ]
+    }.
+
+key_tree_stemming_test_()->
+    {
+        "Stemming",
+        [
+            should_have_no_effect_for_stemming_more_levels_than_exists(),
+            should_return_one_deepest_node(),
+            should_return_two_deepest_nodes()
+        ]
+    }.
+
+
+should_merge_with_empty_tree()->
+    One = {1, {"1","foo",[]}},
+    ?_assertMatch({[One], no_conflicts},
+                  couch_key_tree:merge([], One, ?DEPTH)).
+
+should_merge_reflexive()->
+    One = {1, {"1","foo",[]}},
+    ?_assertMatch({[One], no_conflicts},
+                  couch_key_tree:merge([One], One, ?DEPTH)).
+
+should_merge_prefix_of_a_tree_with_tree()->
+    One = {1, {"1","foo",[]}},
+    TwoSibs = [{1, {"1","foo",[]}},
+               {1, {"2","foo",[]}}],
+    ?_assertMatch({TwoSibs, no_conflicts},
+                  couch_key_tree:merge(TwoSibs, One, ?DEPTH)).
+
+should_produce_conflict_on_merge_with_unrelated_branch()->
+    TwoSibs = [{1, {"1","foo",[]}},
+               {1, {"2","foo",[]}}],
+    Three = {1, {"3","foo",[]}},
+    ThreeSibs = [{1, {"1","foo",[]}},
+                 {1, {"2","foo",[]}},
+                 {1, {"3","foo",[]}}],
+    ?_assertMatch({ThreeSibs, conflicts},
+                  couch_key_tree:merge(TwoSibs, Three, ?DEPTH)).
+
+should_merge_reflexive_for_child_nodes()->
+    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
+    ?_assertMatch({[TwoChild], no_conflicts},
+                  couch_key_tree:merge([TwoChild], TwoChild, ?DEPTH)).
+
+should_merge_tree_to_itself()->
+    TwoChildSibs = {1, {"1","foo", [{"1a", "bar", []},
+                                    {"1b", "bar", []}]}},
+    ?_assertMatch({[TwoChildSibs], no_conflicts},
+                  couch_key_tree:merge([TwoChildSibs], TwoChildSibs, ?DEPTH)).
+
+should_merge_tree_of_odd_length()->
+    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
+    TwoChildSibs = {1, {"1","foo", [{"1a", "bar", []},
+                                    {"1b", "bar", []}]}},
+    TwoChildPlusSibs = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]},
+                                        {"1b", "bar", []}]}},
+
+    ?_assertMatch({[TwoChildPlusSibs], no_conflicts},
+                  couch_key_tree:merge([TwoChild], TwoChildSibs, ?DEPTH)).
+
+should_merge_tree_with_stem()->
+    Stemmed = {2, {"1a", "bar", []}},
+    TwoChildSibs = {1, {"1","foo", [{"1a", "bar", []},
+                                    {"1b", "bar", []}]}},
+
+    ?_assertMatch({[TwoChildSibs], no_conflicts},
+                  couch_key_tree:merge([TwoChildSibs], Stemmed, ?DEPTH)).
+
+should_merge_with_stem_at_deeper_level()->
+    Stemmed = {3, {"1bb", "boo", []}},
+    TwoChildSibs = {1, {"1","foo", [{"1a", "bar", []},
+                                    {"1b", "bar", [{"1bb", "boo", []}]}]}},
+    ?_assertMatch({[TwoChildSibs], no_conflicts},
+                  couch_key_tree:merge([TwoChildSibs], Stemmed, ?DEPTH)).
+
+should_merge_with_stem_at_deeper_level_with_deeper_paths()->
+    Stemmed = {3, {"1bb", "boo", []}},
+    StemmedTwoChildSibs = [{2,{"1a", "bar", []}},
+                           {2,{"1b", "bar", [{"1bb", "boo", []}]}}],
+    ?_assertMatch({StemmedTwoChildSibs, no_conflicts},
+                  couch_key_tree:merge(StemmedTwoChildSibs, Stemmed, ?DEPTH)).
+
+should_merge_single_tree_with_deeper_stem()->
+    Stemmed = {3, {"1aa", "bar", []}},
+    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
+    ?_assertMatch({[TwoChild], no_conflicts},
+                  couch_key_tree:merge([TwoChild], Stemmed, ?DEPTH)).
+
+should_merge_tree_with_large_stem()->
+    Stemmed = {2, {"1a", "bar", [{"1aa", "bar", []}]}},
+    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
+    ?_assertMatch({[TwoChild], no_conflicts},
+                  couch_key_tree:merge([TwoChild], Stemmed, ?DEPTH)).
+
+should_merge_stems()->
+    StemmedA = {2, {"1a", "bar", [{"1aa", "bar", []}]}},
+    StemmedB = {3, {"1aa", "bar", []}},
+    ?_assertMatch({[StemmedA], no_conflicts},
+                  couch_key_tree:merge([StemmedA], StemmedB, ?DEPTH)).
+
+should_create_conflicts_on_merge()->
+    OneChild = {1, {"1","foo",[{"1a", "bar", []}]}},
+    Stemmed = {3, {"1aa", "bar", []}},
+    ?_assertMatch({[OneChild, Stemmed], conflicts},
+                  couch_key_tree:merge([OneChild], Stemmed, ?DEPTH)).
+
+should_create_no_conflicts_on_merge()->
+    OneChild = {1, {"1","foo",[{"1a", "bar", []}]}},
+    Stemmed = {3, {"1aa", "bar", []}},
+    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
+    ?_assertMatch({[TwoChild], no_conflicts},
+                  couch_key_tree:merge([OneChild, Stemmed], TwoChild, ?DEPTH)).
+
+should_ignore_conflicting_branch()->
+    %% this test is based on couch-902-test-case2.py
+    %% foo has conflicts from replication at depth two
+    %% foo3 is the current value
+    Foo = {1, {"foo",
+               "val1",
+               [{"foo2","val2",[]},
+                {"foo3", "val3", []}
+               ]}},
+    %% foo now has an attachment added, which leads to foo4 and val4
+    %% off foo3
+    Bar = {1, {"foo",
+               [],
+               [{"foo3",
+                 [],
+                 [{"foo4","val4",[]}
+                  ]}]}},
+    %% this is what the merge returns
+    %% note that it ignore the conflicting branch as there's no match
+    FooBar = {1, {"foo",
+               "val1",
+               [{"foo2","val2",[]},
+                {"foo3", "val3", [{"foo4","val4",[]}]}
+               ]}},
+    {
+        "COUCHDB-902",
+        ?_assertMatch({[FooBar], no_conflicts},
+                      couch_key_tree:merge([Foo], Bar, ?DEPTH))
+    }.
+
+should_not_find_missing_leaves()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch([],
+                  couch_key_tree:find_missing(TwoChildSibs,
+                                              [{0,"1"}, {1,"1a"}])).
+
+should_find_missing_leaves()->
+    Stemmed1 = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    Stemmed2 = [{2, {"1aa", "bar", []}}],
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    [
+        ?_assertMatch(
+            [{0, "10"}, {100, "x"}],
+            couch_key_tree:find_missing(
+                TwoChildSibs,
+                [{0,"1"}, {0, "10"}, {1,"1a"}, {100, "x"}])),
+        ?_assertMatch(
+            [{0, "1"}, {100, "x"}],
+            couch_key_tree:find_missing(
+                Stemmed1,
+                [{0,"1"}, {1,"1a"}, {100, "x"}])),
+        ?_assertMatch(
+            [{0, "1"}, {1,"1a"}, {100, "x"}],
+            couch_key_tree:find_missing(
+                Stemmed2,
+                [{0,"1"}, {1,"1a"}, {100, "x"}]))
+    ].
+
+should_have_no_effect_on_removing_no_leaves()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({TwoChildSibs, []},
+                  couch_key_tree:remove_leafs(TwoChildSibs,
+                                              [])).
+
+should_have_no_effect_on_removing_non_existant_branch()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({TwoChildSibs, []},
+                  couch_key_tree:remove_leafs(TwoChildSibs,
+                                              [{0, "1"}])).
+
+should_remove_leaf()->
+    OneChild = [{0, {"1","foo",[{"1a", "bar", []}]}}],
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({OneChild, [{1, "1b"}]},
+                  couch_key_tree:remove_leafs(TwoChildSibs,
+                                              [{1, "1b"}])).
+
+should_produce_empty_tree_on_removing_all_leaves()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[], [{1, "1b"}, {1, "1a"}]},
+                  couch_key_tree:remove_leafs(TwoChildSibs,
+                                              [{1, "1b"}, {1, "1a"}])).
+
+should_have_no_effect_on_removing_non_existant_node()->
+    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    ?_assertMatch({Stemmed, []},
+                  couch_key_tree:remove_leafs(Stemmed,
+                                              [{1, "1a"}])).
+
+should_produce_empty_tree_on_removing_last_leaf()->
+    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    ?_assertMatch({[], [{2, "1aa"}]},
+                  couch_key_tree:remove_leafs(Stemmed,
+                                              [{2, "1aa"}])).
+
+should_extract_subtree()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{"foo", {0, ["1"]}}],[]},
+                  couch_key_tree:get(TwoChildSibs, [{0, "1"}])).
+
+should_extract_subsubtree()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{"bar", {1, ["1a", "1"]}}],[]},
+                  couch_key_tree:get(TwoChildSibs, [{1, "1a"}])).
+
+should_gather_non_existant_leaf()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[],[{0, "x"}]},
+                  couch_key_tree:get_key_leafs(TwoChildSibs, [{0, "x"}])).
+
+should_gather_leaf()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{"bar", {1, ["1a","1"]}}],[]},
+                  couch_key_tree:get_key_leafs(TwoChildSibs, [{1, "1a"}])).
+
+shoul_gather_multiple_leaves()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{"bar", {1, ["1a","1"]}},{"bar",{1, ["1b","1"]}}],[]},
+                  couch_key_tree:get_key_leafs(TwoChildSibs, [{0, "1"}])).
+
+should_retrieve_full_key_path()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{0,[{"1", "foo"}]}],[]},
+                  couch_key_tree:get_full_key_paths(TwoChildSibs, [{0, "1"}])).
+
+should_retrieve_full_key_path_for_node()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertMatch({[{1,[{"1a", "bar"},{"1", "foo"}]}],[]},
+                  couch_key_tree:get_full_key_paths(TwoChildSibs, [{1, "1a"}])).
+
+should_retrieve_leaves_with_parent_node()->
+    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    [
+        ?_assertMatch([{2, [{"1aa", "bar"},{"1a", "bar"}]}],
+                      couch_key_tree:get_all_leafs_full(Stemmed)),
+        ?_assertMatch([{1, [{"1a", "bar"},{"1", "foo"}]},
+                       {1, [{"1b", "bar"},{"1", "foo"}]}],
+                      couch_key_tree:get_all_leafs_full(TwoChildSibs))
+    ].
+
+should_retrieve_all_leaves()->
+    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    [
+        ?_assertMatch([{"bar", {2, ["1aa","1a"]}}],
+                      couch_key_tree:get_all_leafs(Stemmed)),
+        ?_assertMatch([{"bar", {1, ["1a", "1"]}}, {"bar", {1, ["1b","1"]}}],
+                      couch_key_tree:get_all_leafs(TwoChildSibs))
+    ].
+
+should_have_no_leaves_for_empty_tree()->
+    ?_assertEqual(0, couch_key_tree:count_leafs([])).
+
+should_have_single_leaf_for_tree_with_single_node()->
+    ?_assertEqual(1, couch_key_tree:count_leafs([{0, {"1","foo",[]}}])).
+
+should_have_two_leaves_for_tree_with_chindler_siblings()->
+    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
+    ?_assertEqual(2, couch_key_tree:count_leafs(TwoChildSibs)).
+
+should_not_affect_on_leaf_counting_for_stemmed_tree()->
+    ?_assertEqual(1, couch_key_tree:count_leafs([{2, {"1bb", "boo", []}}])).
+
+should_have_no_effect_for_stemming_more_levels_than_exists()->
+    TwoChild = [{0, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}}],
+    ?_assertMatch(TwoChild, couch_key_tree:stem(TwoChild, 3)).
+
+should_return_one_deepest_node()->
+    TwoChild = [{0, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}}],
+    Stemmed = [{2, {"1aa", "bar", []}}],
+    ?_assertMatch(Stemmed, couch_key_tree:stem(TwoChild, 1)).
+
+should_return_two_deepest_nodes()->
+    TwoChild = [{0, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}}],
+    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
+    ?_assertMatch(Stemmed, couch_key_tree:stem(TwoChild, 2)).
+

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/060-kt-merging.t
----------------------------------------------------------------------
diff --git a/test/etap/060-kt-merging.t b/test/etap/060-kt-merging.t
deleted file mode 100755
index efbdbf6..0000000
--- a/test/etap/060-kt-merging.t
+++ /dev/null
@@ -1,176 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(16),
-    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() ->
-    One = {1, {"1","foo",[]}},
-
-    etap:is(
-        {[One], no_conflicts},
-        couch_key_tree:merge([], One, 10),
-        "The empty tree is the identity for merge."
-    ),
-    etap:is(
-        {[One], no_conflicts},
-        couch_key_tree:merge([One], One, 10),
-        "Merging is reflexive."
-    ),
-
-    TwoSibs = [{1, {"1","foo",[]}},
-               {1, {"2","foo",[]}}],
-
-    etap:is(
-        {TwoSibs, no_conflicts},
-        couch_key_tree:merge(TwoSibs, One, 10),
-        "Merging a prefix of a tree with the tree yields the tree."
-    ),
-
-    Three = {1, {"3","foo",[]}},
-    ThreeSibs = [{1, {"1","foo",[]}},
-                 {1, {"2","foo",[]}},
-                 {1, {"3","foo",[]}}],
-
-    etap:is(
-        {ThreeSibs, conflicts},
-        couch_key_tree:merge(TwoSibs, Three, 10),
-        "Merging a third unrelated branch leads to a conflict."
-    ),
-
-
-    TwoChild = {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}},
-
-    etap:is(
-        {[TwoChild], no_conflicts},
-        couch_key_tree:merge([TwoChild], TwoChild, 10),
-        "Merging two children is still reflexive."
-    ),
-
-    TwoChildSibs = {1, {"1","foo", [{"1a", "bar", []},
-                                     {"1b", "bar", []}]}},
-    etap:is(
-        {[TwoChildSibs], no_conflicts},
-        couch_key_tree:merge([TwoChildSibs], TwoChildSibs, 10),
-        "Merging a tree to itself is itself."),
-
-    TwoChildPlusSibs =
-        {1, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]},
-                         {"1b", "bar", []}]}},
-
-    etap:is(
-        {[TwoChildPlusSibs], no_conflicts},
-        couch_key_tree:merge([TwoChild], TwoChildSibs, 10),
-        "Merging tree of uneven length at node 2."),
-
-    Stemmed1b = {2, {"1a", "bar", []}},
-    etap:is(
-        {[TwoChildSibs], no_conflicts},
-        couch_key_tree:merge([TwoChildSibs], Stemmed1b, 10),
-        "Merging a tree with a stem."
-    ),
-
-    TwoChildSibs2 = {1, {"1","foo", [{"1a", "bar", []},
-                                     {"1b", "bar", [{"1bb", "boo", []}]}]}},
-    Stemmed1bb = {3, {"1bb", "boo", []}},
-    etap:is(
-        {[TwoChildSibs2], no_conflicts},
-        couch_key_tree:merge([TwoChildSibs2], Stemmed1bb, 10),
-        "Merging a stem at a deeper level."
-    ),
-
-    StemmedTwoChildSibs2 = [{2,{"1a", "bar", []}},
-                            {2,{"1b", "bar", [{"1bb", "boo", []}]}}],
-
-    etap:is(
-        {StemmedTwoChildSibs2, no_conflicts},
-        couch_key_tree:merge(StemmedTwoChildSibs2, Stemmed1bb, 10),
-        "Merging a stem at a deeper level against paths at deeper levels."
-    ),
-
-    Stemmed1aa = {3, {"1aa", "bar", []}},
-    etap:is(
-        {[TwoChild], no_conflicts},
-        couch_key_tree:merge([TwoChild], Stemmed1aa, 10),
-        "Merging a single tree with a deeper stem."
-    ),
-
-    Stemmed1a = {2, {"1a", "bar", [{"1aa", "bar", []}]}},
-    etap:is(
-        {[TwoChild], no_conflicts},
-        couch_key_tree:merge([TwoChild], Stemmed1a, 10),
-        "Merging a larger stem."
-    ),
-
-    etap:is(
-        {[Stemmed1a], no_conflicts},
-        couch_key_tree:merge([Stemmed1a], Stemmed1aa, 10),
-        "More merging."
-    ),
-
-    OneChild = {1, {"1","foo",[{"1a", "bar", []}]}},
-    Expect1 = [OneChild, Stemmed1aa],
-    etap:is(
-        {Expect1, conflicts},
-        couch_key_tree:merge([OneChild], Stemmed1aa, 10),
-        "Merging should create conflicts."
-    ),
-
-    etap:is(
-        {[TwoChild], no_conflicts},
-        couch_key_tree:merge(Expect1, TwoChild, 10),
-        "Merge should have no conflicts."
-    ),
-
-    %% this test is based on couch-902-test-case2.py
-    %% foo has conflicts from replication at depth two
-    %% foo3 is the current value
-    Foo = {1, {"foo",
-               "val1",
-               [{"foo2","val2",[]},
-                {"foo3", "val3", []}
-               ]}},
-    %% foo now has an attachment added, which leads to foo4 and val4
-    %% off foo3
-    Bar = {1, {"foo",
-               [],
-               [{"foo3",
-                 [],
-                 [{"foo4","val4",[]}
-                  ]}]}},
-    %% this is what the merge returns
-    %% note that it ignore the conflicting branch as there's no match
-    FooBar = {1, {"foo",
-               "val1",
-               [{"foo2","val2",[]},
-                {"foo3", "val3", [{"foo4","val4",[]}]}
-               ]}},
-
-    etap:is(
-      {[FooBar], no_conflicts},
-      couch_key_tree:merge([Foo],Bar,10),
-      "Merging trees with conflicts ought to behave."
-    ),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/061-kt-missing-leaves.t
----------------------------------------------------------------------
diff --git a/test/etap/061-kt-missing-leaves.t b/test/etap/061-kt-missing-leaves.t
deleted file mode 100755
index d60b4db..0000000
--- a/test/etap/061-kt-missing-leaves.t
+++ /dev/null
@@ -1,65 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(4),
-    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() ->
-    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
-    Stemmed1 = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
-    Stemmed2 = [{2, {"1aa", "bar", []}}],
-
-    etap:is(
-        [],
-        couch_key_tree:find_missing(TwoChildSibs, [{0,"1"}, {1,"1a"}]),
-        "Look for missing keys."
-    ),
-
-    etap:is(
-        [{0, "10"}, {100, "x"}],
-        couch_key_tree:find_missing(
-            TwoChildSibs,
-            [{0,"1"}, {0, "10"}, {1,"1a"}, {100, "x"}]
-        ),
-        "Look for missing keys."
-    ),
-
-    etap:is(
-        [{0, "1"}, {100, "x"}],
-        couch_key_tree:find_missing(
-            Stemmed1,
-            [{0,"1"}, {1,"1a"}, {100, "x"}]
-        ),
-        "Look for missing keys."
-    ),
-    etap:is(
-        [{0, "1"}, {1,"1a"}, {100, "x"}],
-        couch_key_tree:find_missing(
-            Stemmed2,
-            [{0,"1"}, {1,"1a"}, {100, "x"}]
-        ),
-        "Look for missing keys."
-    ),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/062-kt-remove-leaves.t
----------------------------------------------------------------------
diff --git a/test/etap/062-kt-remove-leaves.t b/test/etap/062-kt-remove-leaves.t
deleted file mode 100755
index 745a00b..0000000
--- a/test/etap/062-kt-remove-leaves.t
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(6),
-    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() ->
-    OneChild = [{0, {"1","foo",[{"1a", "bar", []}]}}],
-    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
-    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
-
-    etap:is(
-        {TwoChildSibs, []},
-        couch_key_tree:remove_leafs(TwoChildSibs, []),
-        "Removing no leaves has no effect on the tree."
-    ),
-
-    etap:is(
-        {TwoChildSibs, []},
-        couch_key_tree:remove_leafs(TwoChildSibs, [{0, "1"}]),
-        "Removing a non-existant branch has no effect."
-    ),
-
-    etap:is(
-        {OneChild, [{1, "1b"}]},
-        couch_key_tree:remove_leafs(TwoChildSibs, [{1, "1b"}]),
-        "Removing a leaf removes the leaf."
-    ),
-
-    etap:is(
-        {[], [{1, "1b"},{1, "1a"}]},
-        couch_key_tree:remove_leafs(TwoChildSibs, [{1, "1a"}, {1, "1b"}]),
-        "Removing all leaves returns an empty tree."
-    ),
-
-    etap:is(
-        {Stemmed, []},
-        couch_key_tree:remove_leafs(Stemmed, [{1, "1a"}]),
-        "Removing a non-existant node has no effect."
-    ),
-
-    etap:is(
-        {[], [{2, "1aa"}]},
-        couch_key_tree:remove_leafs(Stemmed, [{2, "1aa"}]),
-        "Removing the last leaf returns an empty tree."
-    ),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/063-kt-get-leaves.t
----------------------------------------------------------------------
diff --git a/test/etap/063-kt-get-leaves.t b/test/etap/063-kt-get-leaves.t
deleted file mode 100755
index 6d4e800..0000000
--- a/test/etap/063-kt-get-leaves.t
+++ /dev/null
@@ -1,98 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(11),
-    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() ->
-    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
-    Stemmed = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
-
-    etap:is(
-        {[{"foo", {0, ["1"]}}],[]},
-        couch_key_tree:get(TwoChildSibs, [{0, "1"}]),
-        "extract a subtree."
-    ),
-
-    etap:is(
-        {[{"bar", {1, ["1a", "1"]}}],[]},
-        couch_key_tree:get(TwoChildSibs, [{1, "1a"}]),
-        "extract a subtree."
-    ),
-
-    etap:is(
-        {[],[{0,"x"}]},
-        couch_key_tree:get_key_leafs(TwoChildSibs, [{0, "x"}]),
-        "gather up the leaves."
-    ),
-
-    etap:is(
-        {[{"bar", {1, ["1a","1"]}}],[]},
-        couch_key_tree:get_key_leafs(TwoChildSibs, [{1, "1a"}]),
-        "gather up the leaves."
-    ),
-
-    etap:is(
-        {[{"bar", {1, ["1a","1"]}},{"bar",{1, ["1b","1"]}}],[]},
-        couch_key_tree:get_key_leafs(TwoChildSibs, [{0, "1"}]),
-        "gather up the leaves."
-    ),
-
-    etap:is(
-        {[{0,[{"1", "foo"}]}],[]},
-        couch_key_tree:get_full_key_paths(TwoChildSibs, [{0, "1"}]),
-        "retrieve full key paths."
-    ),
-
-    etap:is(
-        {[{1,[{"1a", "bar"},{"1", "foo"}]}],[]},
-        couch_key_tree:get_full_key_paths(TwoChildSibs, [{1, "1a"}]),
-        "retrieve full key paths."
-    ),
-
-    etap:is(
-        [{2, [{"1aa", "bar"},{"1a", "bar"}]}],
-        couch_key_tree:get_all_leafs_full(Stemmed),
-        "retrieve all leaves."
-    ),
-
-    etap:is(
-        [{1, [{"1a", "bar"},{"1", "foo"}]}, {1, [{"1b", "bar"},{"1", "foo"}]}],
-        couch_key_tree:get_all_leafs_full(TwoChildSibs),
-        "retrieve all the leaves."
-    ),
-
-    etap:is(
-        [{"bar", {2, ["1aa","1a"]}}],
-        couch_key_tree:get_all_leafs(Stemmed),
-        "retrieve all leaves."
-    ),
-
-    etap:is(
-        [{"bar", {1, ["1a", "1"]}}, {"bar", {1, ["1b","1"]}}],
-        couch_key_tree:get_all_leafs(TwoChildSibs),
-        "retrieve all the leaves."
-    ),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/064-kt-counting.t
----------------------------------------------------------------------
diff --git a/test/etap/064-kt-counting.t b/test/etap/064-kt-counting.t
deleted file mode 100755
index f182d28..0000000
--- a/test/etap/064-kt-counting.t
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(4),
-    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() ->
-    EmptyTree = [],
-    One = [{0, {"1","foo",[]}}],
-    TwoChildSibs = [{0, {"1","foo", [{"1a", "bar", []}, {"1b", "bar", []}]}}],
-    Stemmed = [{2, {"1bb", "boo", []}}],
-
-    etap:is(0, couch_key_tree:count_leafs(EmptyTree),
-        "Empty trees have no leaves."),
-
-    etap:is(1, couch_key_tree:count_leafs(One),
-        "Single node trees have a single leaf."),
-
-    etap:is(2, couch_key_tree:count_leafs(TwoChildSibs),
-        "Two children siblings counted as two leaves."),
-
-    etap:is(1, couch_key_tree:count_leafs(Stemmed),
-        "Stemming does not affect leaf counting."),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/065-kt-stemming.t
----------------------------------------------------------------------
diff --git a/test/etap/065-kt-stemming.t b/test/etap/065-kt-stemming.t
deleted file mode 100755
index 6e781c1..0000000
--- a/test/etap/065-kt-stemming.t
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/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.
-
-main(_) ->
-    test_util:init_code_path(),
-    etap:plan(3),
-    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() ->
-    TwoChild = [{0, {"1","foo", [{"1a", "bar", [{"1aa", "bar", []}]}]}}],
-    Stemmed1 = [{1, {"1a", "bar", [{"1aa", "bar", []}]}}],
-    Stemmed2 = [{2, {"1aa", "bar", []}}],
-
-    etap:is(TwoChild, couch_key_tree:stem(TwoChild, 3),
-        "Stemming more levels than what exists does nothing."),
-
-    etap:is(Stemmed1, couch_key_tree:stem(TwoChild, 2),
-        "Stemming with a depth of two returns the deepest two nodes."),
-
-    etap:is(Stemmed2, couch_key_tree:stem(TwoChild, 1),
-        "Stemming to a depth of one returns the deepest node."),
-
-    ok.

http://git-wip-us.apache.org/repos/asf/couchdb/blob/5f6a0b66/test/etap/Makefile.am
----------------------------------------------------------------------
diff --git a/test/etap/Makefile.am b/test/etap/Makefile.am
index b6ec287..fe50da3 100644
--- a/test/etap/Makefile.am
+++ b/test/etap/Makefile.am
@@ -36,12 +36,6 @@ fixture_files = \
     fixtures/test.couch
 
 tap_files = \
-    060-kt-merging.t \
-    061-kt-missing-leaves.t \
-    062-kt-remove-leaves.t \
-    063-kt-get-leaves.t \
-    064-kt-counting.t \
-    065-kt-stemming.t \
     070-couch-db.t \
     072-cleanup.t \
     073-changes.t \