// FTDC test cases
//
(function() {
    'use strict';
    var admin = db.getSiblingDB("admin");

    // Check the defaults are correct
    //
    function getparam(field) {
        var q = {getParameter: 1};
        q[field] = 1;

        var ret = admin.runCommand(q);
        return ret[field];
    }

    // Verify the defaults are as we documented them
    assert.eq(getparam("diagnosticDataCollectionEnabled"), true);
    assert.eq(getparam("diagnosticDataCollectionPeriodMillis"), 1000);
    assert.eq(getparam("diagnosticDataCollectionDirectorySizeMB"), 100);
    assert.eq(getparam("diagnosticDataCollectionFileSizeMB"), 10);
    assert.eq(getparam("diagnosticDataCollectionSamplesPerChunk"), 300);
    assert.eq(getparam("diagnosticDataCollectionSamplesPerInterimUpdate"), 10);

    function setparam(obj) {
        var ret = admin.runCommand(Object.extend({setParameter: 1}, obj));
        return ret;
    }

    assert.commandWorked(setparam({"diagnosticDataCollectionEnabled": 1}));
    assert.commandWorked(setparam({"diagnosticDataCollectionPeriodMillis": 100}));
    assert.commandWorked(setparam({"diagnosticDataCollectionDirectorySizeMB": 10}));
    assert.commandWorked(setparam({"diagnosticDataCollectionFileSizeMB": 1}));
    assert.commandWorked(setparam({"diagnosticDataCollectionSamplesPerChunk": 2}));
    assert.commandWorked(setparam({"diagnosticDataCollectionSamplesPerInterimUpdate": 2}));

    // Negative tests - set values below minimums
    assert.commandFailed(setparam({"diagnosticDataCollectionPeriodMillis": 1}));
    assert.commandFailed(setparam({"diagnosticDataCollectionDirectorySizeMB": 1}));
    assert.commandFailed(setparam({"diagnosticDataCollectionSamplesPerChunk": 1}));
    assert.commandFailed(setparam({"diagnosticDataCollectionSamplesPerInterimUpdate": 1}));

    // Negative test - set file size bigger then directory size
    assert.commandWorked(setparam({"diagnosticDataCollectionDirectorySizeMB": 10}));
    assert.commandFailed(setparam({"diagnosticDataCollectionFileSizeMB": 100}));

    // Negative test - set directory size less then file size
    assert.commandWorked(setparam({"diagnosticDataCollectionDirectorySizeMB": 100}));
    assert.commandWorked(setparam({"diagnosticDataCollectionFileSizeMB": 50}));
    assert.commandFailed(setparam({"diagnosticDataCollectionDirectorySizeMB": 10}));

    // Reset
    assert.commandWorked(setparam({"diagnosticDataCollectionFileSizeMB": 10}));
    assert.commandWorked(setparam({"diagnosticDataCollectionDirectorySizeMB": 100}));
    assert.commandWorked(setparam({"diagnosticDataCollectionPeriodMillis": 1000}));
    assert.commandWorked(setparam({"diagnosticDataCollectionSamplesPerChunk": 300}));
    assert.commandWorked(setparam({"diagnosticDataCollectionSamplesPerInterimUpdate": 10}));
})();