jstests/core/timeseries/timeseries_metric_index_wildcard.js


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/**
 * Tests that wildcard indexes are prohibited on measurement fields.
 *
 * @tags: [
 *   # We need a timeseries collection.
 *   requires_timeseries,
 * ]
 */
(function() {
"use strict";

load("jstests/core/timeseries/libs/timeseries.js");

if (!TimeseriesTest.timeseriesMetricIndexesEnabled(db.getMongo())) {
    jsTestLog(
        "Skipped test as the featureFlagTimeseriesMetricIndexes feature flag is not enabled.");
    return;
}

TimeseriesTest.run((insert) => {
    const collName = "timeseries_metric_index_wildcard";

    const timeFieldName = "tm";
    const metaFieldName = "mm";

    // Unique metadata values to create separate buckets.
    const doc = {_id: 0, [timeFieldName]: ISODate(), [metaFieldName]: {tag: "a"}, x: 1};

    const testIndex = function(keysForCreate) {
        const coll = db.getCollection(collName);
        coll.drop();

        jsTestLog("Setting up collection: " + coll.getFullName() +
                  " with index: " + tojson(keysForCreate));

        assert.commandWorked(db.createCollection(
            coll.getName(), {timeseries: {timeField: timeFieldName, metaField: metaFieldName}}));

        // Insert data on the time-series collection and index it.
        assert.commandWorked(insert(coll, doc), "failed to insert doc: " + tojson(doc));
        assert.commandFailedWithCode(coll.createIndex(keysForCreate), ErrorCodes.CannotCreateIndex);
    };

    testIndex({"_id.$**": 1});
    testIndex({"$**": 1});
    testIndex({x: 1, "y.$**": 1});
    testIndex({"$**": -1, x: 1});
    testIndex({[`${metaFieldName}.tag`]: 1, "x.$**": 1});
    testIndex({"$**": 1, [`${metaFieldName}.tag`]: -1});
});
}());