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// @tags: [
// assumes_read_concern_local,
// ]
(function() {
"use strict";
// Include helpers for analyzing explain output.
load("jstests/libs/analyze_plan.js");
const t = db.jstests_or2;
t.drop();
function checkArrs(a, b) {
assert.eq(a.length, b.length);
const aStr = [];
const bStr = [];
a.forEach(function(x) {
aStr.push(tojson(x));
});
b.forEach(function(x) {
bStr.push(tojson(x));
});
for (let i = 0; i < aStr.length; ++i) {
assert.neq(-1, bStr.indexOf(aStr[i]));
}
}
function doTest(index) {
if (index == null) {
index = true;
}
assert.commandWorked(t.insert({_id: 0, x: 0, a: 1}));
assert.commandWorked(t.insert({_id: 1, x: 0, a: 2}));
assert.commandWorked(t.insert({_id: 2, x: 0, b: 1}));
assert.commandWorked(t.insert({_id: 3, x: 0, b: 2}));
assert.commandWorked(t.insert({_id: 4, x: 1, a: 1, b: 1}));
assert.commandWorked(t.insert({_id: 5, x: 1, a: 1, b: 2}));
assert.commandWorked(t.insert({_id: 6, x: 1, a: 2, b: 1}));
assert.commandWorked(t.insert({_id: 7, x: 1, a: 2, b: 2}));
assert.throws(function() {
t.find({x: 0, $or: "a"}).toArray();
});
assert.throws(function() {
t.find({x: 0, $or: []}).toArray();
});
assert.throws(function() {
t.find({x: 0, $or: ["a"]}).toArray();
});
const a1 = t.find({x: 0, $or: [{a: 1}]}).toArray();
checkArrs([{_id: 0, x: 0, a: 1}], a1);
if (index) {
const explain = t.find({x: 0, $or: [{a: 1}]}).explain();
assert(isIxscan(db, getWinningPlan(explain.queryPlanner)));
}
const a1b2 = t.find({x: 1, $or: [{a: 1}, {b: 2}]}).toArray();
checkArrs([{_id: 4, x: 1, a: 1, b: 1}, {_id: 5, x: 1, a: 1, b: 2}, {_id: 7, x: 1, a: 2, b: 2}],
a1b2);
if (index) {
const explain = t.find({x: 0, $or: [{a: 1}]}).explain();
assert(isIxscan(db, getWinningPlan(explain.queryPlanner)));
}
}
doTest(false);
assert(t.drop());
assert.commandWorked(t.createIndex({x: 1}));
doTest();
assert(t.drop());
assert.commandWorked(t.createIndex({x: 1, a: 1}));
doTest();
assert(t.drop());
assert.commandWorked(t.createIndex({x: 1, b: 1}));
doTest();
assert(t.drop());
assert.commandWorked(t.createIndex({x: 1, a: 1, b: 1}));
doTest();
})();
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