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JavaScript

/*jshint globalstrict:false, strict:false, maxlen: 500 */
/*global assertEqual, assertTrue, AQL_EXPLAIN, AQL_EXECUTE */
////////////////////////////////////////////////////////////////////////////////
/// @brief tests for optimizer rules
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2010-2014 triagens GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author
/// @author Copyright 2014, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
var db = require("@arangodb").db;
var jsunity = require("jsunity");
var helper = require("@arangodb/aql-helper");
var isMMFiles = db._engine().name === "mmfiles";
////////////////////////////////////////////////////////////////////////////////
/// @brief test suite
////////////////////////////////////////////////////////////////////////////////
function optimizerRuleTestSuite () {
var ruleName = "distribute-in-cluster";
// various choices to control the optimizer:
var rulesNone = { optimizer: { rules: [ "-all" ] } };
var rulesAll = { optimizer: { rules: [ "+all", "-reduce-extraction-to-projection" ] } };
var thisRuleEnabled = { optimizer: { rules: [ "-all", "+" + ruleName ] } };
var thisRuleDisabled = { optimizer: { rules: [ "+all", "-reduce-extraction-to-projection", "-" + ruleName ] } };
var maxPlans = { optimizer: { rules: [ "-all" ] }, maxNumberOfPlans: 1 };
var cn1 = "UnitTestsAqlOptimizerRuleUndist1";
var cn2 = "UnitTestsAqlOptimizerRuleUndist2";
var c1, c2;
var explain = function (result) {
return helper.getCompactPlan(result).map(function(node)
{ return node.type; });
};
return {
////////////////////////////////////////////////////////////////////////////////
/// @brief set up
////////////////////////////////////////////////////////////////////////////////
setUp : function () {
var i;
db._drop(cn1);
db._drop(cn2);
c1 = db._create(cn1, {numberOfShards:9});
c2 = db._create(cn2, {numberOfShards:9, shardKeys:["a","b"]});
for (i = 0; i < 10; i++) {
c1.insert({Hallo1:i});
c2.insert({Hallo2:i});
}
},
////////////////////////////////////////////////////////////////////////////////
/// @brief tear down
////////////////////////////////////////////////////////////////////////////////
tearDown : function () {
db._drop(cn1);
db._drop(cn2);
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that the rules fire even if the max number of plans is reached
////////////////////////////////////////////////////////////////////////////////
testThisRuleEnabledMaxNumberOfPlans : function () {
var queries = [
"FOR d IN " + cn1 + " REMOVE d in " + cn1,
"FOR d IN " + cn1 + " REMOVE d._key in " + cn1,
"FOR d IN " + cn1 + " INSERT d in " + cn2,
"FOR d IN " + cn1 + " INSERT d._key in " + cn2
];
var expectedRules = [
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
]
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, maxPlans);
assertEqual(expectedRules[i], result.plan.rules, query);
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that the rule fires when it is enabled
////////////////////////////////////////////////////////////////////////////////
testThisRuleEnabled : function () {
var queries = [
"FOR d IN " + cn1 + " REMOVE d in " + cn1,
"FOR d IN " + cn1 + " REMOVE d._key in " + cn1,
"FOR d IN " + cn1 + " INSERT d in " + cn2,
"FOR d IN " + cn1 + " INSERT d._key in " + cn2,
"FOR d IN " + cn1 + " REPLACE d IN " + cn1,
"FOR d IN " + cn1 + " REPLACE d._key WITH d IN " + cn1,
"FOR d IN " + cn1 + " REPLACE d IN " + cn2,
"FOR d IN " + cn1 + " REPLACE d._key WITH d IN " + cn2,
"FOR d IN " + cn1 + " UPDATE d IN " + cn1,
"FOR d IN " + cn1 + " UPDATE d._key WITH d IN " + cn1
];
var expectedRules = [
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster"
],
[
"distribute-in-cluster",
"scatter-in-cluster",
]
];
var expectedNodes = [
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"ReplaceNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"ReplaceNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"ReplaceNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"ReplaceNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"UpdateNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"UpdateNode",
"RemoteNode",
"GatherNode"
]
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, thisRuleEnabled);
assertEqual(expectedRules[i], result.plan.rules, query);
assertEqual(expectedNodes[i], explain(result), query);
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that rule fires when it is disabled (i.e. it can't be disabled)
////////////////////////////////////////////////////////////////////////////////
testThisRuleDisabled : function () {
var queries = [
"FOR d IN " + cn1 + " REMOVE d in " + cn1,
"FOR d IN " + cn1 + " REMOVE d._key in " + cn1,
"FOR d IN " + cn1 + " INSERT d in " + cn2,
"FOR d IN " + cn1 + " INSERT d._key in " + cn2,
];
var expectedRules = [
[
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster",
"undistribute-remove-after-enum-coll"
],
[
"distribute-in-cluster",
"distribute-filtercalc-to-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster",
"undistribute-remove-after-enum-coll"
],
[
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster"
],
[
"distribute-filtercalc-to-cluster",
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster"
]
];
var expectedNodes = [
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
]
];
if (db._engine().name !== 'mmfiles') {
expectedRules[0].push("patch-update-statements");
expectedRules[1].push("patch-update-statements");
}
queries.forEach(function(query, i) {
// can't turn this rule off so should always get the same answer
var result = AQL_EXPLAIN(query, { }, rulesAll);
assertEqual(expectedRules[i].sort(), result.plan.rules.sort(), query);
result = AQL_EXPLAIN(query, { }, thisRuleDisabled);
assertEqual(expectedNodes[i], explain(result), query);
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that rule does not fire when it is not enabled
////////////////////////////////////////////////////////////////////////////////
testRulesAll : function () {
var queries = [
"FOR d IN " + cn1 + " REMOVE d in " + cn1,
"FOR d IN " + cn1 + " REMOVE d._key in " + cn1,
"FOR d IN " + cn1 + " INSERT d in " + cn2,
"FOR d IN " + cn1 + " INSERT d._key in " + cn2,
];
var expectedRules = [
[
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster",
"undistribute-remove-after-enum-coll"
],
[
"distribute-filtercalc-to-cluster",
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster",
"undistribute-remove-after-enum-coll"
],
[
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster"
],
[
"distribute-filtercalc-to-cluster",
"distribute-in-cluster",
"remove-data-modification-out-variables",
"remove-unnecessary-remote-scatter",
"scatter-in-cluster"
]
];
var expectedNodes = [
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
]
];
if (db._engine().name !== 'mmfiles') {
expectedRules[0].push("patch-update-statements");
expectedRules[1].push("patch-update-statements");
}
queries.forEach(function(query, i) {
// can't turn this rule off so should always get the same answer
var result = AQL_EXPLAIN(query, { }, rulesAll);
assertEqual(expectedRules[i].sort(), result.plan.rules.sort(), query);
assertEqual(expectedNodes[i], explain(result), query);
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that rule does not fire when it is not enabled
////////////////////////////////////////////////////////////////////////////////
testRulesNone : function () {
var queries = [
"FOR d IN " + cn1 + " REMOVE d in " + cn1,
"FOR d IN " + cn1 + " REMOVE d._key in " + cn1,
"FOR d IN " + cn1 + " INSERT d in " + cn2,
"FOR d IN " + cn1 + " INSERT d._key in " + cn2,
];
var expectedRules = [
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster",
],
[
"distribute-in-cluster",
"scatter-in-cluster",
]
];
var expectedNodes = [
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode",
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"CalculationNode",
"DistributeNode",
"RemoteNode",
"InsertNode",
"RemoteNode",
"GatherNode"
]
];
queries.forEach(function(query, i) {
// can't turn this rule off so should always get the same answer
var result = AQL_EXPLAIN(query, { }, rulesNone);
assertEqual(expectedRules[i], result.plan.rules, query);
assertEqual(expectedNodes[i], explain(result), query);
});
},
////////////////////////////////////////////////////////////////////////////////
/// @brief test that rule has no effect
////////////////////////////////////////////////////////////////////////////////
testRuleNoEffect : function () {
var queries = [
"FOR d IN " + cn1 + " RETURN d",
"FOR d IN " + cn1 + " UPDATE d IN " + cn2,
"FOR d IN " + cn1 + " UPDATE d._key WITH d IN " + cn2 ,
"FOR d IN " + cn2 + " REMOVE d IN " + cn2,
"FOR i IN 1..10 RETURN i"
];
queries.forEach(function(query) {
var result1 = AQL_EXPLAIN(query, { }, thisRuleEnabled);
var result2 = AQL_EXPLAIN(query, { }, rulesAll);
assertTrue(result1.plan.rules.indexOf(ruleName) === -1, query);
assertTrue(result2.plan.rules.indexOf(ruleName) === -1, query);
});
},
};
}
function interactionOtherRulesTestSuite () {
var distribute = "distribute-in-cluster"; // Rule 1
var scatter = "scatter-in-cluster"; // Rule 2
var undist = "undistribute-remove-after-enum-coll"; // Rule 3
// various choices to control the optimizer:
var allRules = { optimizer: { rules: [ "+all", "-reduce-extraction-to-projection" ] } };
var allRulesNoInter =
{ optimizer: { rules: [ "+all", "-interchange-adjacent-enumerations", "-reduce-extraction-to-projection" ] } };
var ruleDisabled = { optimizer: { rules: [ "+all", "-" + undist ] } };
var ruleDisabledNoInter =
{ optimizer: { rules: [ "+all",
"-interchange-adjacent-enumerations",
"-reduce-extraction-to-projection",
"-" + undist ] } };
var cn1 = "UnitTestsAql1";
var cn2 = "UnitTestsAql2";
var cn3 = "UnitTestsAql3";
var c1, c2, c3;
var explain = function (result) {
return helper.getCompactPlan(result).map(function(node)
{ return node.type; });
};
return {
////////////////////////////////////////////////////////////////////////////////
/// @brief set up
////////////////////////////////////////////////////////////////////////////////
setUp : function () {
var i;
db._drop(cn1);
db._drop(cn2);
db._drop(cn3);
c1 = db._create(cn1, {numberOfShards:3});
c2 = db._create(cn2, {numberOfShards:3});
c3 = db._create(cn3, {numberOfShards:3, shardKeys:["a","b"]});
for (i = 0; i < 10; i++) {
c1.insert({age:i});
c2.insert({age:i});
c3.insert({age:i});
}
},
////////////////////////////////////////////////////////////////////////////////
/// @brief tear down
////////////////////////////////////////////////////////////////////////////////
tearDown : function () {
db._drop(cn1);
db._drop(cn2);
db._drop(cn3);
c1 = null;
c2 = null;
c3 = null;
},
////////////////////////////////////////////////////////////////////////////////
// uses "distribute-in-cluster" and "undistribute-remove-after-enum-coll"
////////////////////////////////////////////////////////////////////////////////
testRule1AndRule2 : function () {
const projectionNode = isMMFiles ? "EnumerateCollectionNode" : "IndexNode";
var queries = [
// collection sharded by _key
"FOR d IN " + cn1 + " FILTER d.age > 4 REMOVE d._key IN " + cn1,
// collection sharded by _key
"FOR d IN " + cn1 + " FILTER d.age > 0 REMOVE d IN " + cn1,
// collection sharded by _key
"FOR x IN " + cn1 + " FOR y IN " + cn2 + " REMOVE y IN " + cn2
];
var expectedNodesEnabled = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
]
];
var expectedNodesDisabled = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode",
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
projectionNode,
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, allRules);
assertTrue(result.plan.rules.indexOf(distribute) !== -1, query);
assertTrue(result.plan.rules.indexOf(undist) !== -1, query);
assertEqual(expectedNodesEnabled[i], explain(result), query);
result = AQL_EXPLAIN(query, { }, ruleDisabled);
assertTrue(result.plan.rules.indexOf(distribute) !== -1, query);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertEqual(expectedNodesDisabled[i], explain(result), query);
AQL_EXECUTE(query, { }, allRules);
if (i === 0) {
assertEqual(5, c1.count());
assertEqual(10, c2.count());
assertEqual(10, c3.count());
}
if (i === 1) {
assertEqual(1, c1.count());
assertEqual(10, c2.count());
assertEqual(10, c3.count());
}
if (i === 2) {
assertEqual(1, c1.count());
assertEqual(0, c2.count());
assertEqual(10, c3.count());
}
});
},
////////////////////////////////////////////////////////////////////////////////
// uses "scatter-in-cluster" and "undistribute-remove-after-enum-coll"
////////////////////////////////////////////////////////////////////////////////
testRule2AndRule3 : function () {
var queries = [
// collection not sharded by _key
"FOR d IN " + cn3 + " FILTER d.age > 4 REMOVE d IN " + cn3
];
var expectedNodesEnabled = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
]
];
var expectedNodesDisabled = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
]
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, allRules);
assertTrue(result.plan.rules.indexOf(scatter) !== -1, query);
assertTrue(result.plan.rules.indexOf(undist) !== -1, query);
assertTrue(result.plan.rules.indexOf(distribute) === -1, query);
assertEqual(expectedNodesEnabled[i], explain(result), query);
result = AQL_EXPLAIN(query, { }, ruleDisabled);
assertTrue(result.plan.rules.indexOf(scatter) !== -1, query);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertTrue(result.plan.rules.indexOf(distribute) === -1, query);
assertEqual(expectedNodesDisabled[i], explain(result), query);
AQL_EXECUTE(query, { }, allRules);
assertEqual(10, c1.count());
assertEqual(10, c2.count());
assertEqual(5, c3.count());
});
},
////////////////////////////////////////////////////////////////////////////////
// uses "distribute-in-cluster" but not "undistribute-remove-after-enum-coll"
////////////////////////////////////////////////////////////////////////////////
testRule1NotRule3 : function () {
var queries = [
// different collections
"FOR d IN " + cn1 + " FILTER d.age > 100 REMOVE d IN " + cn2,
// different collections
"FOR d IN " + cn1 + " FILTER d.age > 100 REMOVE d._key IN " + cn2,
// different variables in FOR and REMOVE
"LET x = {_key: 'blah'} FOR y IN " + cn1 + " REMOVE x IN " + cn1,
// different variables in FOR and REMOVE
"LET x = {_key: 'blah'} FOR y IN " + cn1 + " REMOVE x._key IN " + cn1,
// not removing x or x._key
"FOR x IN " + cn1 + " FILTER x.age > 5 REMOVE {_key: x._key} IN " + cn1,
// not removing x or x._key
"FOR x IN " + cn1 + " FILTER x.age > 5 REMOVE {_key: x._key} IN " + cn2,
// different collections (the outer scatters, the inner distributes)
"FOR x IN " + cn1 + " FOR y IN " + cn2 + " REMOVE y IN " + cn1,
// different variable (the outer scatters and the inner distributes)
"FOR x IN " + cn1 + " FOR y IN " + cn2 + " REMOVE x IN " + cn1
];
var expectedNodes = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"CalculationNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"CalculationNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"DistributeNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
]
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, allRulesNoInter);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertTrue(result.plan.rules.indexOf(distribute) !== -1, query);
assertEqual(expectedNodes[i], explain(result), query);
result = AQL_EXPLAIN(query, { }, ruleDisabledNoInter);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertTrue(result.plan.rules.indexOf(distribute) !== -1, query);
assertEqual(expectedNodes[i], explain(result), query);
});
},
////////////////////////////////////////////////////////////////////////////////
// uses "scatter-in-cluster" but not "undistribute-remove-after-enum-coll"
////////////////////////////////////////////////////////////////////////////////
testRule2NotRule3 : function () {
var queries = [
// shard key of " + cn3 + " is not _key - OK
"FOR d IN " + cn1 + " FILTER d.age > 100 REMOVE d IN " + cn3,
// shard key of " + cn3 + " is not _key - OK
// [undistribute-remove-after-enum-coll was applied previously]
"FOR d IN " + cn3 + " FILTER d.age > 100 REMOVE d._key IN " + cn3,
// different variables in FOR and REMOVE - OK
"LET x = {_key: 'blah'} FOR y IN " + cn3 + " REMOVE x IN " + cn3,
// different variables in FOR and REMOVE - OK [doesn't use DistributeBlock and
// so undistribute-remove-after-enum-coll is not applied]
"LET x = {_key: 'blah'} FOR y IN " + cn3 + " REMOVE x._key IN " + cn3,
// not removing x or x._key - OK
"FOR x IN " + cn3 + " FILTER x.age > 5 REMOVE {_key: x._key} IN " + cn3,
// not removing x or x._key - OK
"FOR x IN " + cn1 + " FILTER x.age > 5 REMOVE {_key: x._key} IN " + cn3,
// different variable - OK the outer and inner scatter
"FOR x IN " + cn3 + " FOR y IN " + cn2 + " REMOVE x IN " + cn3
];
var expectedNodes = [
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"CalculationNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"CalculationNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"CalculationNode",
"FilterNode",
"CalculationNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
],
[
"SingletonNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"EnumerateCollectionNode",
"RemoteNode",
"GatherNode",
"ScatterNode",
"RemoteNode",
"RemoveNode",
"RemoteNode",
"GatherNode"
]
];
queries.forEach(function(query, i) {
var result = AQL_EXPLAIN(query, { }, allRulesNoInter);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertTrue(result.plan.rules.indexOf(distribute) === -1, query);
assertTrue(result.plan.rules.indexOf(scatter) !== -1, query);
assertEqual(expectedNodes[i], explain(result), query);
result = AQL_EXPLAIN(query, { }, ruleDisabledNoInter);
assertTrue(result.plan.rules.indexOf(undist) === -1, query);
assertTrue(result.plan.rules.indexOf(distribute) === -1, query);
assertTrue(result.plan.rules.indexOf(scatter) !== -1, query);
assertEqual(expectedNodes[i], explain(result), query);
});
}
};
}
jsunity.run(optimizerRuleTestSuite);
jsunity.run(interactionOtherRulesTestSuite);
return jsunity.done();