mirror of https://gitee.com/bigwinds/arangodb
330 lines
12 KiB
JavaScript
330 lines
12 KiB
JavaScript
/*jshint globalstrict:false, strict:false, maxlen: 500 */
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/*global assertEqual, AQL_EXPLAIN */
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////////////////////////////////////////////////////////////////////////////////
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/// @brief tests for Ahuacatl, subqueries
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2010-2012 triagens 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 triAGENS GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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/// @author Copyright 2012, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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var jsunity = require("jsunity");
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var helper = require("@arangodb/aql-helper");
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var getQueryResults = helper.getQueryResults;
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var findExecutionNodes = helper.findExecutionNodes;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test suite
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////////////////////////////////////////////////////////////////////////////////
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function ahuacatlSubqueryTestSuite () {
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return {
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////////////////////////////////////////////////////////////////////////////////
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/// @brief set up
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////////////////////////////////////////////////////////////////////////////////
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setUp : function () {
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief tear down
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////////////////////////////////////////////////////////////////////////////////
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tearDown : function () {
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryReference1 : function () {
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var expected = [ [ [ 1 ], [ 1 ] ] ];
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var actual = getQueryResults("LET a = (RETURN 1) LET b = a RETURN [ a, b ]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryReference2 : function () {
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var expected = [ [ [ 1 ], [ 1 ], [ 1 ] ] ];
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var actual = getQueryResults("LET a = (RETURN 1) LET b = a LET c = b RETURN [ a, b, c ]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryReference3 : function () {
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var expected = [ [ [ 1 ], [ 1 ], [ 1 ] ] ];
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var actual = getQueryResults("LET a = (RETURN 1) LET b = a LET c = a RETURN [ a, b, c ]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryReferences1 : function () {
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var expected = [ [ 1 ] ];
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var actual = getQueryResults("LET a = true ? (RETURN 1) : (RETURN 0) RETURN a");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryReferences2 : function () {
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var expected = [ [ 1 ] ];
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var actual = getQueryResults("LET a = true ? (RETURN 1) : (RETURN 0) LET b = a RETURN b");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryDependent1 : function () {
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var expected = [ 2, 4, 6 ];
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var actual = getQueryResults("FOR i IN [ 1, 2, 3 ] LET s = (FOR j IN [ 1, 2, 3 ] RETURN i * 2) RETURN s[i - 1]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryDependent2 : function () {
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var expected = [ 2, 4, 6 ];
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var actual = getQueryResults("FOR i IN [ 1, 2, 3 ] LET t = (FOR k IN [ 1, 2, 3 ] RETURN k) LET s = (FOR j IN [ 1, 2, 3 ] RETURN t[i - 1] * 2) RETURN s[i - 1]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery evaluation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryDependent3 : function () {
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var expected = [ 4, 5, 6, 8, 10, 12, 12, 15, 18 ];
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var actual = getQueryResults("FOR i IN [ 1, 2, 3 ] FOR j IN [ 4, 5, 6 ] LET s = (FOR k IN [ 1 ] RETURN i * j) RETURN s[0]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery optimisation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryIndependent1 : function () {
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var expected = [ 9, 8, 7 ];
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var actual = getQueryResults("FOR i IN [ 1, 2, 3 ] LET s = (FOR j IN [ 9, 8, 7 ] RETURN j) RETURN s[i - 1]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery optimisation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryIndependent2 : function () {
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var expected = [ [ 9, 8, 7 ] ];
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var actual = getQueryResults("LET s = (FOR j IN [ 9, 8, 7 ] RETURN j) RETURN s");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery optimisation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryIndependent3 : function () {
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var expected = [ [ 25 ], [ 25 ], [ 25 ], [ 25 ], [ 25 ], [ 25 ], [ 25 ], [ 25 ], [ 25 ] ];
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var actual = getQueryResults("FOR i IN [ 1, 2, 3 ] FOR j IN [ 1, 2, 3 ] LET s = (FOR k IN [ 25 ] RETURN k) RETURN s");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery optimisation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryIndependent4 : function () {
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var expected = [ [ 2, 4, 6 ] ];
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var actual = getQueryResults("LET a = (FOR i IN [ 1, 2, 3 ] LET s = (FOR j IN [ 1, 2 ] RETURN j) RETURN i * s[1]) RETURN a");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery optimisation
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryOutVariableName : function () {
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var XPResult = AQL_EXPLAIN("FOR u IN _users LET theLetVariable = (FOR j IN _users RETURN j) RETURN theLetVariable");
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var SubqueryNode = findExecutionNodes(XPResult, "SubqueryNode")[0];
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assertEqual(SubqueryNode.outVariable.name, "theLetVariable");
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery as function parameter
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryAsFunctionParameter1: function () {
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var expected = [ [ 1, 2, 3 ] ];
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var actual = getQueryResults("RETURN PASSTHRU(FOR i IN [ 1, 2, 3 ] RETURN i)");
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assertEqual(expected, actual);
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actual = getQueryResults("RETURN PASSTHRU((FOR i IN [ 1, 2, 3 ] RETURN i))");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test subquery as function parameter
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////////////////////////////////////////////////////////////////////////////////
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testSubqueryAsFunctionParameter2: function () {
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var expected = [ 6 ];
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var actual = getQueryResults("RETURN MAX(APPEND((FOR i IN [ 1, 2, 3 ] RETURN i), (FOR i IN [ 4, 5, 6 ] RETURN i)))");
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assertEqual(expected, actual);
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actual = getQueryResults("RETURN MAX(APPEND(FOR i IN [ 1, 2, 3 ] RETURN i, FOR i IN [ 4, 5, 6 ] RETURN i))");
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assertEqual(expected, actual);
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expected = [ 9 ];
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actual = getQueryResults("RETURN MAX(APPEND(FOR i IN [ 9, 7, 8 ] RETURN i, [ 1 ]))");
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assertEqual(expected, actual);
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expected = [ [ 1, 2, 3, 4, 5, 6 ] ];
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actual = getQueryResults("RETURN UNION((FOR i IN [ 1, 2, 3 ] RETURN i), (FOR i IN [ 4, 5, 6 ] RETURN i))");
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assertEqual(expected, actual);
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actual = getQueryResults("RETURN UNION(FOR i IN [ 1, 2, 3 ] RETURN i, FOR i IN [ 4, 5, 6 ] RETURN i)");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test copying of subquery results
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////////////////////////////////////////////////////////////////////////////////
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testIndependentSubqueries1: function () {
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var expected = [ [ [ ], [ ] ] ];
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// use a single block
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for (var i = 1; i <= 100; ++i) {
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expected[0][0].push(i);
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expected[0][1].push(i);
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}
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var actual = getQueryResults("LET a = (FOR i IN 1..100 RETURN i) LET b = (FOR i IN 1..100 RETURN i) RETURN [a, b]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test copying of subquery results
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////////////////////////////////////////////////////////////////////////////////
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testIndependentSubqueries2: function () {
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var expected = [ [ [ ], [ ] ] ];
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// use multiple blocks
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for (var i = 1; i <= 10000; ++i) {
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expected[0][0].push(i);
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expected[0][1].push(i);
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}
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var actual = getQueryResults("LET a = (FOR i IN 1..10000 RETURN i) LET b = (FOR i IN 1..10000 RETURN i) RETURN [a, b]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test copying of subquery results
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////////////////////////////////////////////////////////////////////////////////
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testDependentSubqueries1: function () {
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var expected = [ [ [ ], [ ] ] ];
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for (var i = 1; i <= 100; ++i) {
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expected[0][0].push(i);
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expected[0][1].push(i);
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}
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var actual = getQueryResults("LET a = (FOR i IN 1..100 RETURN i) LET b = (FOR i IN 1..100 FILTER i IN a RETURN i) RETURN [a, b]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test copying of subquery results
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////////////////////////////////////////////////////////////////////////////////
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testDependentSubqueries2: function () {
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var expected = [ [ [ ], [ ] ] ];
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for (var i = 1; i <= 100; ++i) {
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if (i < 50) {
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expected[0][0].push(i);
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}
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else {
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expected[0][1].push(i);
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}
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}
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var actual = getQueryResults("LET a = (FOR i IN 1..100 FILTER i < 50 RETURN i) LET b = (FOR i IN 1..100 FILTER i NOT IN a RETURN i) RETURN [a, b]");
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assertEqual(expected, actual);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test copying of subquery results
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////////////////////////////////////////////////////////////////////////////////
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testDependentSubqueries3: function () {
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var expected = [ ];
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for (var i = 1; i <= 2000; ++i) {
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expected.push(i);
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}
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var actual = getQueryResults("LET a = (FOR i IN 1..2000 RETURN i) FOR i IN 1..10000 FILTER i IN a RETURN i");
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assertEqual(expected, actual);
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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(ahuacatlSubqueryTestSuite);
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return jsunity.done();
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