mongo-debian/jstests/indexStatsCommand.js
2013-03-23 13:40:41 +01:00

88 lines
2.5 KiB
JavaScript

db.jstests_commands.drop();
db.createCollection("jstests_commands");
t = db.jstests_commands;
for (var i = 0; i < 3000; ++i) {
t.insert({i: i, d: i % 13});
}
function textWithIndexVersion(version) {
var indexName = 'test_d_' + version;
t.ensureIndex({d: 1}, {v: version, name: indexName});
var result = t.indexStats({index: indexName});
if (result["bad cmd"]) {
print("storageDetails command not available: skipping");
return;
}
assert.commandWorked(result);
assert(result.index === indexName);
assert(result.isIdIndex === false);
assert(isObject(result.keyPattern));
assert.neq(result.keyPattern, null);
assert(isString(result.storageNs));
assert(isNumber(result.bucketBodyBytes));
assert.eq(result.depth, 1);
assert(isObject(result.overall));
assert.neq(result.overall, null);
function checkStats(data) {
assert(data.count instanceof NumberLong);
assert(isNumber(data.mean));
assert(isNumber(data.stddev));
assert(isNumber(data.min));
assert(isNumber(data.max));
}
function checkAreaStats(data) {
assert(isNumber(data.numBuckets));
assert(isObject(data.keyCount));
assert.neq(data.keyCount, null);
checkStats(data.keyCount);
assert(isObject(data.usedKeyCount));
assert.neq(data.usedKeyCount, null);
checkStats(data.usedKeyCount);
assert(isObject(data.bsonRatio));
assert.neq(data.bsonRatio, null);
checkStats(data.bsonRatio);
assert(isObject(data.keyNodeRatio));
assert.neq(data.keyNodeRatio, null);
checkStats(data.keyNodeRatio);
assert(isObject(data.fillRatio));
assert.neq(data.fillRatio, null);
checkStats(data.fillRatio);
}
assert(isObject(result.overall));
checkAreaStats(result.overall);
assert(result.perLevel instanceof Array);
for (var i = 0; i < result.perLevel.length; ++i) {
assert(isObject(result.perLevel[i]));
checkAreaStats(result.perLevel[i]);
}
result = t.indexStats();
assert.commandFailed(result);
assert(result.errmsg.match(/index name is required/));
result = t.indexStats({index: "nonexistent"})
assert.commandFailed(result);
assert(result.errmsg.match(/index does not exist/));
result = t.indexStats({index: "_id_", expandNodes: ['string']})
assert.commandFailed(result);
assert(result.errmsg.match(/expandNodes.*numbers/));
t.dropIndex(indexName);
}
[0, 1].map(textWithIndexVersion);