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path: root/jstests/sharding/ismaster.js
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"use strict";
var st = new ShardingTest({shards: 1, mongos: 1});
var res = st.s0.getDB("admin").runCommand("ismaster");
// check that the fields that should be there are there and have proper values
assert(res.maxBsonObjectSize && isNumber(res.maxBsonObjectSize) && res.maxBsonObjectSize > 0,
       "maxBsonObjectSize possibly missing:" + tojson(res));
assert(res.maxMessageSizeBytes && isNumber(res.maxMessageSizeBytes) && res.maxBsonObjectSize > 0,
       "maxMessageSizeBytes possibly missing:" + tojson(res));
assert.eq("boolean", typeof res.ismaster, "ismaster field is not a boolean" + tojson(res));
assert(res.ismaster === true, "ismaster field is false" + tojson(res));
assert(res.localTime, "localTime possibly missing:" + tojson(res));
assert(res.msg && res.msg == "isdbgrid", "msg possibly missing or wrong:" + tojson(res));
var unwantedFields = [
    "setName",
    "setVersion",
    "secondary",
    "hosts",
    "passives",
    "arbiters",
    "primary",
    "aribterOnly",
    "passive",
    "slaveDelay",
    "hidden",
    "tags",
    "buildIndexes",
    "me"
];
// check that the fields that shouldn't be there are not there
var badFields = [];
var field;
for (field in res) {
    if (!res.hasOwnProperty(field)) {
        continue;
    }
    if (Array.contains(unwantedFields, field)) {
        badFields.push(field);
    }
}
assert(badFields.length === 0,
       "\nthe result:\n" + tojson(res) + "\ncontained fields it shouldn't have: " + badFields);
st.stop();