// Tests for accessing logLevel server parameter using getParameter/setParameter commands
// and shell helpers.

old = db.adminCommand( { "getParameter" : "*" } )
tmp1 = db.adminCommand( { "setParameter" : 1 , "logLevel" : 5 } )
tmp2 = db.adminCommand( { "setParameter" : 1 , "logLevel" : old.logLevel } )
now = db.adminCommand( { "getParameter" : "*" } )

assert.eq( old , now , "A" )
assert.eq( old.logLevel , tmp1.was , "B" )
assert.eq( 5 , tmp2.was , "C" )

//
// component verbosity
//

// verbosity for log component hierarchy
printjson(old.logComponentVerbosity);
assert.neq( undefined, old.logComponentVerbosity, "log component verbosity not available" );
assert.eq( old.logLevel, old.logComponentVerbosity.verbosity,
           "default component verbosity should match logLevel" );
assert.neq( undefined, old.logComponentVerbosity.storage.journal.verbosity,
            "journal verbosity not available" );

// Non-object log component verbosity should be rejected.
assert.commandFailed(db.adminCommand( { "setParameter" : 1 ,
                                        logComponentVerbosity : "not an object" } ) );

// Non-numeric verbosity for component should be rejected.
assert.commandFailed( db.adminCommand( { "setParameter" : 1 ,
                                          logComponentVerbosity :
                                              { storage : { journal : {
                                                  verbosity : "not a number" } } } } ) );

// Invalid component shall be rejected
assert.commandFailed( db.adminCommand( { "setParameter" : 1 ,
                                          logComponentVerbosity :
                                              { NoSuchComponent : { verbosity : 2 } } } ) );


// Set multiple component log levels at once.
(function () {
    assert.commandWorked( db.adminCommand( {
        "setParameter" : 1 ,
        logComponentVerbosity : {
            verbosity : 2,
            accessControl : { verbosity : 0 },
            storage : {
                verbosity : 3,
                journal : { verbosity : 5 }
            } } } ) );

    var result = assert.commandWorked( db.adminCommand(
                   { "getParameter": 1, logComponentVerbosity : 1} )).logComponentVerbosity;

    assert.eq( 2, result.verbosity );
    assert.eq( 0, result.accessControl.verbosity );
    assert.eq( 3, result.storage.verbosity );
    assert.eq( 5, result.storage.journal.verbosity );
})();


// Set multiple component log levels at once.
// Unrecognized field names not mapping to a log component shall be rejected
// No changes shall apply.
(function () {
    assert.commandFailed( db.adminCommand( {
        "setParameter" : 1 ,
        logComponentVerbosity : {
            verbosity : 6,
            accessControl : { verbosity : 5 },
            storage : {
                verbosity : 4,
                journal : { verbosity : 6 }
            },
            NoSuchComponent : { verbosity : 2 },
            extraField : 123 } } ) );

    var result = assert.commandWorked( db.adminCommand(
                   { "getParameter": 1, logComponentVerbosity : 1} )).logComponentVerbosity;

    assert.eq( 2, result.verbosity );
    assert.eq( 0, result.accessControl.verbosity );
    assert.eq( 3, result.storage.verbosity );
    assert.eq( 5, result.storage.journal.verbosity );
})();


// Clear verbosity for default and journal.
(function () {
    assert.commandWorked( db.adminCommand( {
        "setParameter" : 1 ,
        logComponentVerbosity : {
            verbosity: -1,
            storage : {
                journal : { verbosity : -1 } } } } ) );

    var result = assert.commandWorked( db.adminCommand(
                   { "getParameter": 1, logComponentVerbosity : 1} )).logComponentVerbosity;

    assert.eq( 0,  result.verbosity );
    assert.eq( 0,  result.accessControl.verbosity );
    assert.eq( 3,  result.storage.verbosity );
    assert.eq( -1, result.storage.journal.verbosity );
})();


// Set accessControl verbosity using numerical level instead of
// subdocument with 'verbosity' field.
(function () {
    assert.commandWorked( db.adminCommand( {
        "setParameter" : 1,
        logComponentVerbosity : {
            accessControl : 5  } } ) );

    var result = assert.commandWorked( db.adminCommand(
                   { "getParameter": 1, logComponentVerbosity : 1} )).logComponentVerbosity;

    assert.eq( 5, result.accessControl.verbosity );
})();


// Restore old verbosity values.
assert.commandWorked( db.adminCommand( {
    "setParameter" : 1 ,
    logComponentVerbosity : old.logComponentVerbosity } ) );