public void ConfigureDBConnectionTestFail2()
{
// arrange
DBWorker.CloseConnection();
ConnectionParameters conParams = new ConnectionParameters("MySQL");
// act
DBWorker.ConfigureDBConnection(conParams);
}
public void ConfigureDBConnectionTestFail0()
{
// arrange
DBWorker.CloseConnection();
ConnectionParameters conParams = new ConnectionParameters("non-existingType");
// act
DBWorker.ConfigureDBConnection(conParams);
}
// --------------------- Functionality ---------------------
/// <summary>
/// Connect to the DB
/// </summary>
/// <author>Moritz Eversmann, Bernd Nottbeck</author>
/// <param name="conParams"></param>
/// <returns></returns>
public bool ConnectToDb(ConnectionParameters conParams)
{
Cursor = Cursors.Wait;
Boolean connected = DBConnectionHelpers.EstablishDatabaseConnection(conParams);
Cursor = Cursors.Arrow;
return connected;
}
public void databaseTest()
{
ConnectionParameters target = new ConnectionParameters();
string expected = "Teststring";
string actual;
target.Database = expected;
actual = target.Database;
Assert.AreEqual(expected, actual);
}
public MPMMicrosoftSQL(ConnectionParameters conParams, bool noWindowsAuth = true)
: base(conParams)
{
NoWindowsAuth = noWindowsAuth;
Initialize(BuildConnectionString());
DBWorker.SqlCreator = new SQLCreatorMicrosoftSQL();
}
/// <summary>
/// Configures and opens a database connection
/// Builds the metadata repository and loads the xml-serialized metadata-file.
/// Navigates to page P2Metadata
/// </summary>
/// <param name="conParams"></param>
/// <returns></returns>
/// <author>Bernhard Bruns, Moritz Eversmann, Bernd Nottbeck</author>
public static bool EstablishDatabaseConnection(ConnectionParameters conParams)
{
try
{
if (DBWorker.ConfigureDBConnection(conParams))
{
DBWorker.OpenConnection();
MainWindow.ConnectionName = DBWorker.GetConnectionName();
DBWorker.BuildMetadataRepository();
XMLHelper.SynchronizeFactTableWithXML(conParams);
DefaultEventClassifierIsSelected = false;
if (DBWorker.MetaData.EventClassifier == "")
{
DefaultEventClassifierIsSelected = true;
if (DBWorker.MetaData.ListOfEventsTableColumnNames.Contains("PROC_DESCRIPTION"))
DBWorker.MetaData.EventClassifier = "PROC_DESCRIPTION";
else if (DBWorker.MetaData.ListOfEventsTableColumnNames.Contains("activity"))
DBWorker.MetaData.EventClassifier = "activity";
else if (DBWorker.MetaData.ListOfEventsTableColumnNames.Contains("ACTIVITY"))
DBWorker.MetaData.EventClassifier = "ACTIVITY";
else DefaultEventClassifierIsSelected = false;
}
NavigationCommands.GoToPage.Execute("/Pages/P2metadata.xaml", null);
}
return true;
}
catch (TypeInitializationException ex)
{
ErrorHandling.ReportErrorToUser("Error: Type initialization. " + ex.Message);
}
catch (NoParamsGivenException)
{
ErrorHandling.ReportErrorToUser("Error: No databasefields are filled.");
}
catch (DBException ex)
{
ErrorHandling.ReportErrorToUser("Database error: " + ex.Message);
}
catch (TimeoutException ex)
{
ErrorHandling.ReportErrorToUser("Database Timeout: " + ex.Message);
}
catch (Exception ex)
{
ErrorHandling.ReportErrorToUser("Error: " + ex.Message + " " + ex.StackTrace);
}
return false;
}
public void SerializeTest1()
{
string filename = "Unit.tst";
ConnectionParameters con = new ConnectionParameters("TestString", "TestString", "TestString", "TestString", "TestString", "TestString", "TestString");
bool expected = true;
bool actual;
actual = Serializer.Serialize(filename, con);
Assert.AreEqual(expected, actual);
}
public void ConnectionParamsConstructorTest1()
{
string type = "Teststring";
string name = "Teststring";
string host = "Teststring";
string database = "Teststring";
string user = "******";
string password = "******";
string port = "Teststring";
ConnectionParameters target = new ConnectionParameters(type, name, host, database, user, password, port);
Assert.IsNotNull(target);
}
public MPMSQLiteConnection(ConnectionParameters conParams, bool _inMemory = false)
: base(conParams)
{
DBWorker.SqlCreator = new SQLCreatorSQLite();
if (_inMemory)
{
//ReInitialize for In-Memory
this.InMemory = true;
if (Connection != null) Connection.Close();
Initialize(BuildConnectionString());
}
}
/// <summary>
/// Configures a new Database-connection that can be accessed from everywhere.
/// </summary>
/// <param name="connectionParameter">An Object that stores the connection-details.</param>
/// <returns>True if the connection configuration was successful.</returns>
/// <author>Jannik Arndt, Bernd Nottbeck</author>
public static bool ConfigureDBConnection(ConnectionParameters connectionParameter)
{
if (String.IsNullOrEmpty(connectionParameter.Type))
throw new ConnectionTypeNotGivenException();
if (connectionParameter.Type.Equals("SQLite") || connectionParameter.Type.Equals("SQLite In-Memory"))
{
if (String.IsNullOrEmpty(connectionParameter.Database))
throw new NoParamsGivenException();
}
else
{
if (String.IsNullOrEmpty(connectionParameter.Database) || String.IsNullOrEmpty(connectionParameter.Host) ||
String.IsNullOrEmpty(connectionParameter.Name) || String.IsNullOrEmpty(connectionParameter.Port))
throw new NoParamsGivenException();
}
DbConnectionParameter = connectionParameter;
switch (connectionParameter.Type)
{
case "MySQL":
DatabaseConnection = new MPMMySQLConnection(connectionParameter);
return true;
case "Oracle":
DatabaseConnection = new MPMOracleSQLConnection(connectionParameter);
return true;
case "PostgreSQL":
DatabaseConnection = new MPMPostgreSQLConnection(connectionParameter);
return true;
case "MS-SQL":
DatabaseConnection = new MPMMicrosoftSQL(connectionParameter);
return true;
case "MS-SQL Windows Auth":
DatabaseConnection = new MPMMicrosoftSQL(connectionParameter, false);
return true;
case "SQLite":
DatabaseConnection = new MPMSQLiteConnection(connectionParameter);
return true;
case "SQLite In-Memory":
DatabaseConnection = new MPMSQLiteConnection(connectionParameter, true);
return true;
default:
throw new DatabaseDoesNotExist();
}
}
public static void MyClassInitialize(TestContext testContext)
{
string testDbPath = AppDomain.CurrentDomain.BaseDirectory + @"\Files\test.sqlite.db";
// To enable tests in a virtual machine (change the letter accordingly)
if (!Char.IsLetter(testDbPath.First()))
testDbPath = "Z:" + testDbPath.Substring(10);
ConParams = new ConnectionParameters("SQLite", "SQLite Connection", "", testDbPath, "", "", "");
DBWorker.ConfigureDBConnection(ConParams);
DBWorker.OpenConnection();
DBWorker.BuildMetadataRepository();
Model = Serializer.Deserialize<MatrixSelectionModel>(@"Files\SQLiteResults.mpm");
}
public static void MyClassInitialize(TestContext testContext)
{
ConParams = new ConnectionParameters
{
Type = "MS-SQL",
Name = "MS-SQL Connection",
Host = Settings.Default.mssql_host,
Database = Settings.Default.mssql_database,
Port = Settings.Default.mssql_port,
User = Settings.Default.mssql_user,
Password = Settings.Default.mssql_password
};
DBWorker.ConfigureDBConnection(ConParams);
DBWorker.OpenConnection();
DBWorker.BuildMetadataRepository();
Model = Serializer.Deserialize<MatrixSelectionModel>(@"Files\MS-SQLResults.mpm");
}
public void DeserializeTest()
{
string filename = "Unit.tst";
ConnectionParameters expected = new ConnectionParameters("TestString1", "TestString2", "TestString3", "TestString4", "TestString5", "TestString6", "TestString7");
ConnectionParameters actual;
Serializer.Serialize(filename, expected);
actual = Serializer.Deserialize<ConnectionParameters>(filename);
Assert.AreEqual(expected.Database, actual.Database);
Assert.AreEqual(expected.Host, actual.Host);
Assert.AreEqual(expected.IsLastUsedDatabase , actual.IsLastUsedDatabase);
Assert.AreEqual(expected.Name , actual.Name );
Assert.AreEqual(expected.Password, actual.Password);
Assert.AreEqual(expected.Port , actual.Port);
Assert.AreEqual(expected.Type , actual.Type);
Assert.AreEqual(expected.User , actual.User);
}
public static void MyClassInitialize(TestContext testContext)
{
string testDbPath = AppDomain.CurrentDomain.BaseDirectory + @"\Files\test.sqlite.db";
// To enable tests in a virtual machine (change the letter accordingly)
if (!Char.IsLetter(testDbPath.First()))
testDbPath = "Z:" + testDbPath.Substring(10);
ConParams = new ConnectionParameters("SQLite", "SQLite Connection", "", testDbPath);
String dbDatabaseWithoutPathName = ConParams.Database.Substring(ConParams.Database.LastIndexOf(("\\"), StringComparison.Ordinal) + 1);
Path = AppDomain.CurrentDomain.BaseDirectory + @"\Metadata_" + dbDatabaseWithoutPathName + "@" + ConParams.Host + ".xml";
DBWorker.ConfigureDBConnection(ConParams);
DBWorker.OpenConnection();
DBWorker.BuildMetadataRepository();
XMLHelper.SerializeObjectToXML(Path, DBWorker.MetaData);
XmlMetadata = XMLHelper.DeserializeObjectFromXML<MetaDataRepository>(Path);
}
public static void MyClassInitialize(TestContext testContext)
{
//Assert.Inconclusive("Oracle not yet tested");
ConParams = new ConnectionParameters
{
Type = "Oracle",
Name = "Oracle Connection",
Host = Settings.Default.oracle_host,
Database = Settings.Default.oracle_service,
Port = Settings.Default.oracle_port,
User = Settings.Default.oracle_user,
Password = Settings.Default.oracle_password
};
DBWorker.ConfigureDBConnection(ConParams);
DBWorker.OpenConnection();
DBWorker.BuildMetadataRepository();
Model = Serializer.Deserialize<MatrixSelectionModel>(@"Files\OracleResults.mpm");
}
/// <summary>
/// Adds a new/changed connection to the connection list
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddConnectionClick(object sender, RoutedEventArgs e)
{
ConnectionParameters conParams = new ConnectionParameters(DBTypeComboBox.Text, DBConnectionnameTextBox.Text, DBHostnameTextBox.Text, DBDatabaseTextBox.Text, DBUsernameTextBox.Text, DBPasswordPasswordBox.Password, DBPortTextBox.Text);
if (conParams.IsComplete())
{
if (DBConnectionHelpers.CheckIfDatabaseNameExists(conParams.Name))
DBConnectionHelpers.AddDatabaseConnectionToConnectionList(conParams);
else
{
if (ModernDialog.ShowMessage("Connection Name \"" + conParams.Name + "\" already exists! \r\nDo you want to override the existing connection?", "New Connection", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
{
DBConnectionHelpers.RemoveConnectionParameter(conParams.Name);
DBConnectionHelpers.AddDatabaseConnectionToConnectionList(conParams);
}
}
}
else
ModernDialog.ShowMessage("Please fill out all fields to add the new connection!", "New Connection", MessageBoxButton.OK);
ReloadListbox();
}
public void LoadLastUsedDatabaseTest2()
{
ConnectionParameters expected = new ConnectionParameters("TestString", "TestString", "TestString", "TestString", "TestString", "TestString", "TestString");
ConnectionParameters actual;
expected.IsLastUsedDatabase = false;
DBConnectionHelpers.ConnectionParametersList = new List<ConnectionParameters>();
DBConnectionHelpers.ConnectionParametersList.Add(expected);
actual = DBConnectionHelpers.LoadLastUsedDatabase();
Assert.IsNull(actual);
}
public void ConnectionParamsConstructorTest()
{
ConnectionParameters target = new ConnectionParameters();
Assert.IsNotNull(target);
}
public void UserTest()
{
ConnectionParameters target = new ConnectionParameters();
string expected = "Teststring";
string actual;
target.User = expected;
actual = target.User;
Assert.AreEqual(expected, actual);
}
public void PasswordTest()
{
ConnectionParameters target = new ConnectionParameters();
string expected = "SecretKey4711";
string actual;
target.Password = expected;
actual = target.Password;
Assert.AreEqual(expected, actual);
}
public void IsCompleteTrueTest1()
{
string type = "Teststring";
string name = "Teststring";
string host = "Teststring";
string database = "Teststring";
string user = "******";
string password = "******";
string port = "Teststring";
ConnectionParameters target = new ConnectionParameters(type, name, host, database, user, password, port);
Assert.IsTrue(target.IsComplete(), "ConnectionParameters Complete");
}
public void IsCompleteFalseTest1()
{
ConnectionParameters target = new ConnectionParameters();
Assert.IsFalse(target.IsComplete(),"Connecting String was not Complete");
}
/// <summary>
/// Test the Database-Connection.
/// </summary>
/// <param Name="sender"></param>
/// <param Name="e"></param>
/// <author>Bernhard Bruns</author>
private void TestConnectionClick(object sender, RoutedEventArgs e)
{
Cursor = Cursors.Wait;
ConnectionParameters connectionParameters = new ConnectionParameters();
connectionParameters.Type = DBTypeComboBox.SelectedItem.ToString();
connectionParameters.Name = DBConnectionnameTextBox.Text;
connectionParameters.User = DBUsernameTextBox.Text;
connectionParameters.Password = DBPasswordPasswordBox.Password;
connectionParameters.Host = DBHostnameTextBox.Text;
connectionParameters.Database = DBDatabaseTextBox.Text;
connectionParameters.Port = DBPortTextBox.Text;
try
{
if (DBWorker.ConfigureDBConnection(connectionParameters))
{
if (DBWorker.OpenConnection())
{
ModernDialog.ShowMessage("The connection to " + connectionParameters.Host + " is established.", "Connection", MessageBoxButton.OK);
}
else
ErrorHandling.ReportErrorToUser("The connection could not be established.");
}
else
ModernDialog.ShowMessage("The connection could not be established. It's probably not implemented yet.", "Error: Implementation missing", MessageBoxButton.OK);
}
catch (NoParamsGivenException ex)
{
ModernDialog.ShowMessage(ex.ExceptionMessage, "Error: Missing parameters", MessageBoxButton.OK);
}
catch (ConnectionTypeNotGivenException ex)
{
ModernDialog.ShowMessage(ex.ExceptionMessage, "Error: No connection Type", MessageBoxButton.OK);
}
catch (NoConnectionException ex)
{
ModernDialog.ShowMessage(ex.ExceptionMessage, "Error: No connection", MessageBoxButton.OK);
}
catch (UnauthorizedAccessException ex)
{
ModernDialog.ShowMessage(ex.Message, "Error: Access denied ", MessageBoxButton.OK);
}
catch (WrongCredentialsException ex)
{
ModernDialog.ShowMessage(ex.ExceptionMessage, "Error: Wrong credentials", MessageBoxButton.OK);
}
catch (DatabaseDoesNotExist ex)
{
ModernDialog.ShowMessage(ex.ExceptionMessage, "Error: Wrong database", MessageBoxButton.OK);
}
catch (TimeoutException ex)
{
ModernDialog.ShowMessage(ex.Message, "Error: Timeout", MessageBoxButton.OK);
}
catch (DBException ex)
{
ModernDialog.ShowMessage(ex.Message, "Error: Unknown", MessageBoxButton.OK);
}
finally
{
Cursor = Cursors.Arrow;
}
}
public void EmptyPasswordTest()
{
ConnectionParameters target = new ConnectionParameters();
target.Password = "";
Assert.IsTrue(string.IsNullOrEmpty(target.Password));
}
public void CurrentConnectionParametersTest()
{
ConnectionParameters expected = new ConnectionParameters("TestString", "TestString", "TestString", "TestString", "TestString", "TestString", "TestString");
ConnectionParameters actual;
DBConnectionHelpers.CurrentConnectionParameters = expected;
actual = DBConnectionHelpers.CurrentConnectionParameters;
Assert.AreEqual(expected, actual);
}
public void CheckIfDBNameAlreadyExistsTest2()
{
ConnectionParameters connectionParams = new ConnectionParameters("TestString", "Cname", "TestString", "TestString", "TestString", "TestString", "TestString");
string connectionName = "OtherName";
DBConnectionHelpers.ConnectionParametersList = new List<ConnectionParameters>();
DBConnectionHelpers.ConnectionParametersList.Add(connectionParams);
bool actual = DBConnectionHelpers.CheckIfDatabaseNameExists(connectionName);
Assert.IsTrue(actual);
}
/// <summary>
/// If the selectedindex of the listbox changes, the textboxes get refreshed
/// </summary>
/// <param Name="sender"></param>
/// <param Name="e"></param>
/// <author>Bernhard Bruns</author>
private void ConnectionsSelectionChanged(object sender, SelectionChangedEventArgs e)
{
try
{
if (ConnectionsListBox.SelectedIndex >= 0)
{
ConnectionParameters = (ConnectionParameters)ConnectionsListBox.Items[ConnectionsListBox.SelectedIndex];
DBTypeComboBox.Text = ConnectionParameters.Type;
DBConnectionnameTextBox.Text = ConnectionParameters.Name;
DBHostnameTextBox.Text = ConnectionParameters.Host;
DBDatabaseTextBox.Text = ConnectionParameters.Database;
DBPasswordPasswordBox.Password = ConnectionParameters.Password;
DBPortTextBox.Text = ConnectionParameters.Port;
DBUsernameTextBox.Text = ConnectionParameters.User;
}
}
catch (Exception ex)
{
ModernDialog.ShowMessage(ex.Message, "Error: ", MessageBoxButton.OK);
}
}
//private NpgsqlConnection Connection;
/// <summary>
/// Constructor, initializes a new connection from the ConnectionParameters-object.
/// </summary>
/// <param name="connectionParameters">The connection parameters.</param>
public MPMPostgreSQLConnection(ConnectionParameters connectionParameters)
: base(connectionParameters)
{
DBWorker.SqlCreator = new SQLCreatorPostgres();
}
public void SaveLastUsedDatabaseTest()
{
DBConnectionHelpers.ConnectionParametersList = new List<ConnectionParameters>();
DBConnectionHelpers.AddDatabaseConnectionToConnectionList(ConParams);
DBConnectionHelpers.SaveLastUsedDatabase(ConParams);
Assert.IsTrue(DBConnectionHelpers.ConnectionParametersList[0].IsLastUsedDatabase);
ConnectionParameters c = new ConnectionParameters();
DBConnectionHelpers.SaveLastUsedDatabase(c);
Assert.IsTrue(DBConnectionHelpers.ConnectionParametersList[0].IsLastUsedDatabase == false);
}
/// <summary>
/// The selected item will be removed.
/// </summary>
/// <param Name="sender"></param>
/// <param Name="e"></param>
/// <author>Bernhard Bruns</author>
private void RemoveConnectionClick(object sender, RoutedEventArgs e)
{
if (ConnectionsListBox.Items.Count > 0 && ConnectionsListBox.SelectedIndex >= 0)
{
ConnectionParameters = (ConnectionParameters)ConnectionsListBox.Items[ConnectionsListBox.SelectedIndex];
if (ModernDialog.ShowMessage("Are you sure you want to remove the connection \"" + ConnectionParameters.Name + "\"?", "Remove", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
{
DBConnectionHelpers.ConnectionParametersList.Remove(ConnectionParameters);
ReloadListbox();
if (ConnectionsListBox.Items.Count > 0)
{
ConnectionsListBox.SelectedIndex = 0;
}
else
{
DBTypeComboBox.Text = "";
DBConnectionnameTextBox.Text = "";
DBUsernameTextBox.Text = "";
DBPasswordPasswordBox.Password = "";
DBHostnameTextBox.Text = "";
DBPortTextBox.Text = "";
DBDatabaseTextBox.Text = "";
}
}
}
}
