mirror of https://gitee.com/bigwinds/arangodb
117 lines
3.5 KiB
JavaScript
117 lines
3.5 KiB
JavaScript
/*jshint globalstrict:true, strict:true, esnext: true */
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"use strict";
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////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2019 ArangoDB GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Tobias Gödderz
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////////////////////////////////////////////////////////////////////////////////
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const jsunity = require('jsunity');
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const assert = jsunity.jsUnity.assertions;
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const internal = require('internal');
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const db = internal.db;
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const console = require('console');
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test suite
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////////////////////////////////////////////////////////////////////////////////
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function ahuacatlQueryOptimizerLimitClusterTestSuite() {
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const cn = 'UnitTestsAhuacatlOptimizerLimitCluster';
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const numberOfShards = 9;
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const docCount = 20;
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let col;
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const runWithOneFilledShard = (fun) => {
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try {
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internal.db._drop(cn);
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col = db._create(cn, {numberOfShards});
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const shards = col.shards();
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assert.assertEqual(numberOfShards, shards.length);
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const aShard = shards[0];
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for (let i = 0, inserted = 0; inserted < docCount; i++) {
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const doc = {_key: "test" + i.toString(), value: inserted};
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const shard = col.getResponsibleShard(doc);
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if (shard === aShard) {
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col.save(doc);
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++inserted;
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}
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}
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for (const [k, v] of Object.entries(col.count(true))) {
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if (k === aShard) {
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assert.assertEqual(docCount, v);
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} else {
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assert.assertEqual(0, v);
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}
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}
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fun();
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} finally {
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internal.db._drop(cn);
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}
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};
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const getSorts = function (plan) {
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return plan.nodes.filter(node => node.type === "SortNode");
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};
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return {
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setUpAll: function () {
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},
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tearDownAll: function () {
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},
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testSortWithFullCountOnOneShard: function () {
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runWithOneFilledShard(() => {
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const query = `FOR c IN ${cn} SORT c.value LIMIT 5, 10 RETURN c`;
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const queryResult = db._query(query, {}, {fullCount: true, profile: 2});
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const extra = queryResult.getExtra();
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const values = queryResult.toArray();
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const fullCount = extra.stats.fullCount;
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assert.assertEqual(10, values.length);
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assert.assertEqual(fullCount, 20);
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const sorts = getSorts(extra.plan);
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assert.assertEqual(sorts.length, 1);
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// Temporarily disabled:
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// assertEqual(15, sorts[0].limit);
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// assertEqual('constrained-heap', sorts[0].strategy);
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assert.assertEqual('standard', sorts[0].strategy);
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});
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},
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};
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief executes the test suite
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////////////////////////////////////////////////////////////////////////////////
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jsunity.run(ahuacatlQueryOptimizerLimitClusterTestSuite);
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return jsunity.done();
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