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// Basic js tests for the collMod command.
// Test setting the usePowerOf2Sizes flag, and modifying TTL indexes.
function debug( x ) {
//printjson( x );
}
var coll = "collModTest";
var t = db.getCollection( coll );
t.drop();
var isMongos = ("isdbgrid" == db.runCommand("ismaster").msg);
db.createCollection( coll );
function findTTL( key, expireAfterSeconds ) {
var all = t.getIndexes();
all = all.filter( function(z) {
return z.expireAfterSeconds == expireAfterSeconds &&
friendlyEqual( z.key, key ); } );
return all.length == 1;
}
function findCollectionInfo() {
var all = db.getCollectionInfos();
all = all.filter( function(z) { return z.name == t.getName(); } );
assert.eq(all.length, 1);
return all[0];
}
// ensure we fail with gibberish options
assert.commandFailed(t.runCommand('collmod', {NotARealOption:1}));
// add a TTL index
t.ensureIndex( {a : 1}, { "expireAfterSeconds": 50 } );
assert( findTTL( { a : 1 }, 50 ), "TTL index not added" );
// try to modify it with a bad key pattern
var res = db.runCommand( { "collMod" : coll,
"index" : { "keyPattern" : "bad" , "expireAfterSeconds" : 100 } } );
debug( res );
assert.eq( 0 , res.ok , "mod shouldn't work with bad keypattern");
// try to modify it without expireAfterSeconds field
var res = db.runCommand( { "collMod" : coll,
"index" : { "keyPattern" : {a : 1} } } );
debug( res );
assert.eq( 0 , res.ok , "TTL mod shouldn't work without expireAfterSeconds");
// try to modify it with a non-numeric expireAfterSeconds field
var res = db.runCommand( { "collMod" : coll,
"index" : { "keyPattern" : {a : 1}, "expireAfterSeconds" : "100" } } );
debug( res );
assert.eq( 0 , res.ok , "TTL mod shouldn't work with non-numeric expireAfterSeconds");
// this time modifying should finally work
var res = db.runCommand( { "collMod" : coll,
"index" : { "keyPattern" : {a : 1}, "expireAfterSeconds" : 100 } } );
debug( res );
assert( findTTL( {a:1}, 100 ), "TTL index not modified" );
// try to modify a faulty TTL index with a non-numeric expireAfterSeconds field
t.dropIndex( {a : 1 } );
t.ensureIndex( {a : 1} , { "expireAfterSeconds": "50" } );
var res = db.runCommand( { "collMod" : coll,
"index" : { "keyPattern" : {a : 1} , "expireAfterSeconds" : 100 } } );
debug( res );
assert.eq( 0, res.ok, "shouldn't be able to modify faulty index spec" );
// try with new index, this time set both expireAfterSeconds and the usePowerOf2Sizes flag
t.dropIndex( {a : 1 } );
t.ensureIndex( {a : 1} , { "expireAfterSeconds": 50 } );
var res = db.runCommand( { "collMod" : coll ,
"usePowerOf2Sizes" : true,
"index" : { "keyPattern" : {a : 1} , "expireAfterSeconds" : 100 } } );
debug( res );
assert( findTTL( {a:1}, 100), "TTL index should be 100 now" );
// Clear usePowerOf2Sizes and enable noPadding. Make sure collection options.flags is updated.
var res = db.runCommand( { "collMod" : coll ,
"usePowerOf2Sizes" : false,
"noPadding" : true} );
debug( res );
assert.commandWorked(res);
var info = findCollectionInfo();
assert.eq(info.options.flags, 2, tojson(info)); // 2 is CollectionOptions::Flag_NoPadding
// Clear noPadding and check results object and options.flags.
var res = db.runCommand( { "collMod" : coll ,
"noPadding" : false} );
debug( res );
assert.commandWorked(res);
if (!isMongos) {
// don't check this for sharding passthrough since mongos has a different output format.
assert.eq(res.noPadding_old, true, tojson(res));
assert.eq(res.noPadding_new, false, tojson(res));
}
var info = findCollectionInfo();
assert.eq(info.options.flags, 0, tojson(info));
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