// Tests that the validate command can be interrupted by enabling the maxTimeAlwaysTimeOut
// failpoint. This should cause validate() to fail with an ExceededTimeLimit error.

'use strict';

(function() {
var t = db.validate_interrupt;
t.drop();

var bulk = t.initializeUnorderedBulkOp();

var i;
for (i = 0; i < 1000; i++) {
    bulk.insert({a: i});
}
assert.commandWorked(bulk.execute());

function setTimeoutFailPoint(mode) {
    var res = db.adminCommand({configureFailPoint: 'maxTimeAlwaysTimeOut', mode: mode});
    assert.commandWorked(res);
}

setTimeoutFailPoint('alwaysOn');
var res = t.runCommand({validate: t.getName(), full: true, maxTimeMS: 1});
setTimeoutFailPoint('off');

// Sanity check to make sure the failpoint is turned off.
assert.commandWorked(t.runCommand({validate: t.getName(), full: true}));

if (res.ok === 0) {
    assert.eq(res.code,
              ErrorCodes.MaxTimeMSExpired,
              'validate command did not time out:\n' + tojson(res));
} else {
    // validate() should only succeed if it EBUSY'd. See SERVER-23131.
    var numWarnings = res.warnings.length;
    // validate() could EBUSY when verifying the index and/or the RecordStore, so EBUSY could
    // appear once or twice.
    assert((numWarnings === 1) || (numWarnings === 2),
           'Expected 1 or 2 validation warnings:\n' + tojson(res));
    assert(res.warnings[0].includes('EBUSY'), 'Expected an EBUSY warning:\n' + tojson(res));
    if (numWarnings === 2) {
        assert(res.warnings[1].includes('EBUSY'), 'Expected an EBUSY warning:\n' + tojson(res));
    }
}
})();