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Adding transaction tests

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This commit is contained in:
Nicolas Dextraze
2016-03-18 14:04:07 -07:00
parent a64dbc9b8e
commit b2504749ce
12 changed files with 626 additions and 351 deletions
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10
src/clientOperations/commitTransactionOperation.js
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@ -6,6 +6,9 @@ var InspectionDecision = require('../systemData/inspectionDecision');
var InspectionResult = require('./../systemData/inspectionResult');
var ClientMessage = require('../messages/clientMessage');
var results = require('../results');
var WrongExpectedVersionError = require('../errors/wrongExpectedVersionError');
var StreamDeletedError = require('../errors/streamDeletedError');
var AccessDeniedError = require('../errors/accessDeniedError');
var OperationBase = require('../clientOperations/operationBase');
@ -36,17 +39,16 @@ CommitTransactionOperation.prototype._inspectResponse = function(response) {
case ClientMessage.OperationResult.ForwardTimeout:
return new InspectionResult(InspectionDecision.Retry, "ForwardTimeout");
case ClientMessage.OperationResult.WrongExpectedVersion:
var err = util.format("Commit transaction failed due to WrongExpectedVersion. TransactionID: %d.", this._transactionId);
this.fail(new Error(err));
this.fail(new WrongExpectedVersionError("Commit", this._transactionId));
return new InspectionResult(InspectionDecision.EndOperation, "WrongExpectedVersion");
case ClientMessage.OperationResult.StreamDeleted:
this.fail(new Error("Stream deleted."));
this.fail(new StreamDeletedError(this._transactionId));
return new InspectionResult(InspectionDecision.EndOperation, "StreamDeleted");
case ClientMessage.OperationResult.InvalidTransaction:
this.fail(new Error("Invalid transaction."));
return new InspectionResult(InspectionDecision.EndOperation, "InvalidTransaction");
case ClientMessage.OperationResult.AccessDenied:
this.fail(new Error("Write access denied."));
this.fail(new AccessDeniedError("Write", this._transactionId));
return new InspectionResult(InspectionDecision.EndOperation, "AccessDenied");
default:
throw new Error(util.format("Unexpected OperationResult: %s.", response.result));

11
src/clientOperations/startTransactionOperation.js
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@ -7,7 +7,9 @@ var InspectionResult = require('./../systemData/inspectionResult');
var ClientMessage = require('../messages/clientMessage');
var EventStoreTransaction = require('../eventStoreTransaction');
var results = require('../results');
var AccessDeniedError = require('../errors/accessDeniedError');
var WrongExpectedVersionError = require('../errors/wrongExpectedVersionError');
var StreamDeletedError = require('../errors/streamDeletedError');
var OperationBase = require('../clientOperations/operationBase');
function StartTransactionOperation(log, cb, requireMaster, stream, expectedVersion, parentConnection, userCredentials) {
@ -38,17 +40,16 @@ StartTransactionOperation.prototype._inspectResponse = function(response) {
case ClientMessage.OperationResult.ForwardTimeout:
return new InspectionResult(InspectionDecision.Retry, "ForwardTimeout");
case ClientMessage.OperationResult.WrongExpectedVersion:
var err = util.format("Start transaction failed due to WrongExpectedVersion. Stream: %s, Expected version: %d.", this._stream, this._expectedVersion);
this.fail(new Error(err));
this.fail(new WrongExpectedVersionError("Start transaction", this._stream, this._expectedVersion));
return new InspectionResult(InspectionDecision.EndOperation, "WrongExpectedVersion");
case ClientMessage.OperationResult.StreamDeleted:
this.fail(new Error("Stream deleted: " + this._stream));
this.fail(new StreamDeletedError(this._stream));
return new InspectionResult(InspectionDecision.EndOperation, "StreamDeleted");
case ClientMessage.OperationResult.InvalidTransaction:
this.fail(new Error("Invalid transaction."));
return new InspectionResult(InspectionDecision.EndOperation, "InvalidTransaction");
case ClientMessage.OperationResult.AccessDenied:
this.fail(new Error(util.format("Write access denied for stream '%s'.", this._stream)));
this.fail(new AccessDeniedError("Write", this._stream));
return new InspectionResult(InspectionDecision.EndOperation, "AccessDenied");
default:
throw new Error(util.format("Unexpected OperationResult: %s.", response.result));

3
src/clientOperations/transactionalWriteOperation.js
View File

@ -5,6 +5,7 @@ var TcpCommand = require('../systemData/tcpCommand');
var InspectionDecision = require('../systemData/inspectionDecision');
var InspectionResult = require('./../systemData/inspectionResult');
var ClientMessage = require('../messages/clientMessage');
var AccessDeniedError = require('../errors/accessDeniedError');
var OperationBase = require('../clientOperations/operationBase');
@ -43,7 +44,7 @@ TransactionalWriteOperation.prototype._inspectResponse = function(response) {
case ClientMessage.OperationResult.ForwardTimeout:
return new InspectionResult(InspectionDecision.Retry, "ForwardTimeout");
case ClientMessage.OperationResult.AccessDenied:
this.fail(new Error("Write access denied."));
this.fail(new AccessDeniedError("Write", "trx:" + this._transactionId));
return new InspectionResult(InspectionDecision.EndOperation, "AccessDenied");
default:
throw new Error(util.format("Unexpected OperationResult: %s.", response.result));

4
src/common/utils/ensure.js
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@ -19,12 +19,12 @@ module.exports.isArrayOf = function(expectedType, value, name) {
if (!Array.isArray(value))
throw new TypeError(name + " should be an array.");
if (!value.every(function(x) { return x instanceof expectedType; }))
throw new TypeError([name, " should be an array of ", expectedType, "."].join(""));
throw new TypeError([name, " should be an array of ", expectedType.name, "."].join(""));
};
module.exports.isTypeOf = function(expectedType, value, name) {
if (!(value instanceof expectedType))
throw new TypeError([name, " should be of type '", expectedType, "'."].join(""));
throw new TypeError([name, " should be of type '", expectedType.name, "'."].join(""));
};
module.exports.positive = function(value, name) {

16
src/errors/accessDeniedError.js
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@ -1,11 +1,21 @@
var util = require('util');
var Long = require('long');
function AccessDeniedError(action, stream) {
function AccessDeniedError(action, streamOrTransactionId) {
Error.captureStackTrace(this, this.constructor);
this.name = this.constructor.name;
this.message = util.format("%s access denied for stream '%s'.", action, stream);
this.action = action;
this.stream = stream;
if (typeof streamOrTransactionId === 'string') {
this.message = util.format("%s access denied for stream '%s'.", action, streamOrTransactionId);
this.stream = streamOrTransactionId;
return;
}
if (Long.isLong(streamOrTransactionId)) {
this.message = util.format("%s access denied for transaction %s.", action, streamOrTransactionId);
this.transactionId = streamOrTransactionId;
return;
}
throw new TypeError("second argument must be a stream name or transaction Id.");
}
util.inherits(AccessDeniedError, Error);

16
src/errors/streamDeletedError.js
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@ -1,10 +1,20 @@
var util = require('util');
var Long = require('long');
function StreamDeletedError(stream) {
function StreamDeletedError(streamOrTransactionId) {
Error.captureStackTrace(this, this.constructor);
this.name = this.constructor.name;
this.message = util.format("Event stream '%s' is deleted.", stream);
this.stream = stream;
if (typeof streamOrTransactionId === 'string') {
this.message = util.format("Event stream '%s' is deleted.", streamOrTransactionId);
this.stream = streamOrTransactionId;
return;
}
if (Long.isLong(streamOrTransactionId)) {
this.message = util.format("Stream is deleted for transaction %s.", streamOrTransactionId);
this.transactionId = streamOrTransactionId;
return;
}
throw new TypeError("second argument must be a stream name or transaction Id.");
}
util.inherits(StreamDeletedError, Error);

18
src/errors/wrongExpectedVersionError.js
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@ -1,12 +1,22 @@
var util = require('util');
var Long = require('long');
function WrongExpectedVersionError(action, stream, expectedVersion) {
function WrongExpectedVersionError(action, streamOrTransactionId, expectedVersion) {
Error.captureStackTrace(this, this.constructor);
this.name = this.constructor.name;
this.message = util.format("%s failed due to WrongExpectedVersion. Stream: %s Expected version: %d.", action, stream, expectedVersion);
this.action = action;
this.stream = stream;
this.expectedVersion = expectedVersion;
if (typeof streamOrTransactionId === 'string') {
this.message = util.format("%s failed due to WrongExpectedVersion. Stream: %s Expected version: %d.", action, streamOrTransactionId, expectedVersion);
this.stream = streamOrTransactionId;
this.expectedVersion = expectedVersion;
return;
}
if (Long.isLong(streamOrTransactionId)) {
this.message = util.format("%s transaction failed due to WrongExpectedVersion. Transaction Id: %s.", action, streamOrTransactionId);
this.transactionId = streamOrTransactionId;
return;
}
throw new TypeError("second argument must be a stream name or a transaction Id.");
}
util.inherits(WrongExpectedVersionError, Error);

16
src/eventStoreNodeConnection.js
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@ -152,7 +152,10 @@ EventStoreNodeConnection.prototype.appendToStream = function(stream, expectedVer
* @returns {Promise.<EventStoreTransaction>}
*/
EventStoreNodeConnection.prototype.startTransaction = function(stream, expectedVersion, userCredentials) {
//TODO validations
ensure.notNullOrEmpty(stream, "stream");
ensure.isInteger(expectedVersion, "expectedVersion");
userCredentials = userCredentials || null;
var self = this;
return new Promise(function(resolve, reject) {
function cb(err, result) {
@ -160,7 +163,7 @@ EventStoreNodeConnection.prototype.startTransaction = function(stream, expectedV
resolve(result);
}
var operation = new StartTransactionOperation(self._settings.log, cb, self._settings.requireMaster, stream,
expectedVersion, self, userCredentials || null);
expectedVersion, self, userCredentials);
self._enqueueOperation(operation);
});
};
@ -172,11 +175,16 @@ EventStoreNodeConnection.prototype.startTransaction = function(stream, expectedV
* @returns {EventStoreTransaction}
*/
EventStoreNodeConnection.prototype.continueTransaction = function(transactionId, userCredentials) {
//TODO validations
ensure.nonNegative(transactionId, "transactionId");
return new EventStoreTransaction(transactionId, userCredentials, this);
};
EventStoreNodeConnection.prototype.transactionalWrite = function(transaction, events, userCredentials) {
ensure.isTypeOf(EventStoreTransaction, transaction, "transaction");
ensure.isArrayOf(EventData, events, "events");
userCredentials = userCredentials || null;
var self = this;
return new Promise(function(resolve, reject) {
function cb(err) {
@ -190,6 +198,8 @@ EventStoreNodeConnection.prototype.transactionalWrite = function(transaction, ev
};
EventStoreNodeConnection.prototype.commitTransaction = function(transaction, userCredentials) {
ensure.isTypeOf(EventStoreTransaction, transaction, "transaction");
var self = this;
return new Promise(function(resolve, reject) {
function cb(err, result) {

6
src/eventStoreTransaction.js
View File

@ -33,13 +33,13 @@ EventStoreTransaction.prototype.commit = function() {
/**
* Write events (async)
* @param {Array.<EventData>} events
* @param {EventData|EventData[]} eventOrEvents
* @returns {Promise}
*/
EventStoreTransaction.prototype.write = function(events) {
EventStoreTransaction.prototype.write = function(eventOrEvents) {
if (this._isRolledBack) throw new Error("can't write to a rolledback transaction");
if (this._isCommitted) throw new Error("Transaction is already committed");
if (!Array.isArray(events)) throw new Error("events must be an array.");
var events = Array.isArray(eventOrEvents) ? eventOrEvents : [eventOrEvents];
return this._connection.transactionalWrite(this, events);
};