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// Randomized index testing with initial btree constructed using btree builder.
// Also uses large strings.
Random.setRandomSeed();
t = db.test_index_check10;
function doIt() {
t.drop();
function sort() {
var sort = {};
for (var i = 0; i < n; ++i) {
sort[fields[i]] = Random.rand() > 0.5 ? 1 : -1;
}
return sort;
}
var fields = ['a', 'b', 'c', 'd', 'e'];
n = Random.randInt(5) + 1;
var idx = sort();
var chars = "abcdefghijklmnopqrstuvwxyz";
function obj() {
var ret = {};
for (var i = 0; i < n; ++i) {
ret[fields[i]] = r();
}
return ret;
}
function r() {
var len = Random.randInt(700 / n);
buf = "";
for (var i = 0; i < len; ++i) {
buf += chars.charAt(Random.randInt(chars.length));
}
return buf;
}
function check() {
var v = t.validate();
if (!v.valid) {
printjson(v);
assert(v.valid);
}
var spec = {};
for (var i = 0; i < n; ++i) {
if (Random.rand() > 0.5) {
var bounds = [r(), r()];
if (bounds[0] > bounds[1]) {
bounds.reverse();
}
var s = {};
if (Random.rand() > 0.5) {
s["$gte"] = bounds[0];
} else {
s["$gt"] = bounds[0];
}
if (Random.rand() > 0.5) {
s["$lte"] = bounds[1];
} else {
s["$lt"] = bounds[1];
}
spec[fields[i]] = s;
} else {
var vals = [];
for (var j = 0; j < Random.randInt(15); ++j) {
vals.push(r());
}
spec[fields[i]] = {$in: vals};
}
}
s = sort();
c1 = t.find(spec, {_id: null}).sort(s).hint(idx).toArray();
try {
c3 = t.find(spec, {_id: null}).sort(s).hint({$natural: 1}).toArray();
} catch (e) {
// may assert if too much data for in memory sort
print("retrying check...");
check(); // retry with different bounds
return;
}
var j = 0;
for (var i = 0; i < c3.length; ++i) {
if (friendlyEqual(c1[j], c3[i])) {
++j;
} else {
var o = c3[i];
var size = Object.bsonsize(o);
for (var f in o) {
size -= f.length;
}
var max = 818; // KeyMax
if (size <= max) {
assert.eq(c1, c3, "size: " + size);
}
}
}
}
var bulk = t.initializeUnorderedBulkOp();
for (var i = 0; i < 10000; ++i) {
bulk.insert(obj());
}
assert.commandWorked(bulk.execute());
t.createIndex(idx);
check();
bulk = t.initializeUnorderedBulkOp();
for (var i = 0; i < 10000; ++i) {
if (Random.rand() > 0.9) {
bulk.insert(obj());
} else {
bulk.find(obj()).remove(); // improve
}
if (Random.rand() > 0.999) {
print(i);
assert.commandWorked(bulk.execute());
check();
bulk = t.initializeUnorderedBulkOp();
}
}
assert.commandWorked(bulk.execute());
check();
}
for (var z = 0; z < 5; ++z) {
doIt();
}
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