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// Confirms that profiled count execution contains all expected metrics with proper values.
(function() {
"use strict";
// For getLatestProfilerEntry and getProfilerProtocolStringForCommand
load("jstests/libs/profiler.js");
var testDB = db.getSiblingDB("profile_count");
assert.commandWorked(testDB.dropDatabase());
var conn = testDB.getMongo();
var coll = testDB.getCollection("test");
testDB.setProfilingLevel(2);
//
// Collection-level count.
//
var i;
for (i = 0; i < 10; ++i) {
assert.writeOK(coll.insert({a: i}));
}
assert.eq(10, coll.count());
var profileObj = getLatestProfilerEntry(testDB);
assert.eq(profileObj.ns, coll.getFullName(), tojson(profileObj));
assert.eq(profileObj.op, "command", tojson(profileObj));
assert.eq(profileObj.protocol, getProfilerProtocolStringForCommand(conn), tojson(profileObj));
assert.eq(profileObj.command.count, coll.getName(), tojson(profileObj));
assert.eq(profileObj.planSummary, "COUNT", tojson(profileObj));
assert(profileObj.execStats.hasOwnProperty("stage"), tojson(profileObj));
assert(profileObj.hasOwnProperty("responseLength"), tojson(profileObj));
assert(profileObj.hasOwnProperty("millis"), tojson(profileObj));
assert(profileObj.hasOwnProperty("numYield"), tojson(profileObj));
assert(profileObj.hasOwnProperty("locks"), tojson(profileObj));
//
// Count with non-indexed query.
//
coll.drop();
for (i = 0; i < 10; ++i) {
assert.writeOK(coll.insert({a: i}));
}
var query = {
a: {$gte: 5}
};
assert.eq(5, coll.count(query));
profileObj = getLatestProfilerEntry(testDB);
assert.eq(profileObj.command.query, query, tojson(profileObj));
assert.eq(profileObj.docsExamined, 10, tojson(profileObj));
//
// Count with indexed query.
//
coll.drop();
for (i = 0; i < 10; ++i) {
assert.writeOK(coll.insert({a: i}));
}
assert.commandWorked(coll.createIndex({a: 1}));
query = {
a: {$gte: 5}
};
assert.eq(5, coll.count(query));
profileObj = getLatestProfilerEntry(testDB);
assert.eq(profileObj.command.query, query, tojson(profileObj));
assert.eq(profileObj.keysExamined, 6, tojson(profileObj));
assert.eq(profileObj.planSummary, "COUNT_SCAN { a: 1.0 }", tojson(profileObj));
assert(profileObj.execStats.hasOwnProperty("stage"), tojson(profileObj));
//
// Confirm "fromMultiPlanner" metric.
//
coll.drop();
assert.commandWorked(coll.createIndex({a: 1}));
assert.commandWorked(coll.createIndex({b: 1}));
for (i = 0; i < 5; ++i) {
assert.writeOK(coll.insert({a: i, b: i}));
}
assert.eq(1, coll.count({a: 3, b: 3}));
profileObj = getLatestProfilerEntry(testDB);
assert.eq(profileObj.fromMultiPlanner, true, tojson(profileObj));
})();
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