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| 1 | +using Microsoft.SqlServer.Management.Common; |
| 2 | +using Microsoft.SqlServer.Management.Smo; |
| 3 | +using Microsoft.VisualStudio.TestTools.UnitTesting; |
| 4 | +using NUnit.Framework; |
| 5 | +using System; |
| 6 | +using System.Collections.Generic; |
| 7 | +using System.Data.SqlClient; |
| 8 | +using System.Diagnostics; |
| 9 | +using System.Reflection; |
| 10 | +using System.Text; |
| 11 | +using Assert = NUnit.Framework.Assert; |
| 12 | +namespace Microsoft.SqlServer.SmoSamples |
| 13 | +{ |
| 14 | + // Used by test classes to initialize and retrieve a ServerConnection for use in the tests themselves |
| 15 | + static class ConnectionHelpers |
| 16 | + { |
| 17 | + |
| 18 | + public static ServerConnection GetTestConnection(this VisualStudio.TestTools.UnitTesting.TestContext context, ConnectionType connectionType = ConnectionType.Default) |
| 19 | + { |
| 20 | + var connectionString = context.GetConnectionString(); |
| 21 | + var connectionStrBuilder = new SqlConnectionStringBuilder(connectionString); |
| 22 | + var instanceName = connectionStrBuilder.DataSource; |
| 23 | + var sqlServerLogin = connectionStrBuilder.UserID; |
| 24 | + var password = connectionStrBuilder.Password; |
| 25 | + if (connectionType == ConnectionType.SqlConnection) |
| 26 | + { |
| 27 | + return new ServerConnection(new SqlConnection(connectionString)); |
| 28 | + } |
| 29 | + if (connectionType == ConnectionType.Integrated) |
| 30 | + { |
| 31 | + return new ServerConnection(instanceName); |
| 32 | + } |
| 33 | + if (connectionType == ConnectionType.SqlAuth ) |
| 34 | + { |
| 35 | + if (string.IsNullOrWhiteSpace(sqlServerLogin) || string.IsNullOrWhiteSpace(password)) |
| 36 | + { |
| 37 | + throw new ArgumentException("username and password values are missing from test connection string"); |
| 38 | + } |
| 39 | + return new ServerConnection(instanceName, sqlServerLogin, password); |
| 40 | + } |
| 41 | + if (string.IsNullOrEmpty(sqlServerLogin)) |
| 42 | + { |
| 43 | + return new ServerConnection(instanceName); |
| 44 | + } |
| 45 | + return new ServerConnection(instanceName, sqlServerLogin, password); |
| 46 | + } |
| 47 | + |
| 48 | + public static string GetConnectionString(this VisualStudio.TestTools.UnitTesting.TestContext context) |
| 49 | + { |
| 50 | + var connectionString = context.Properties["connectionString"].ToString(); |
| 51 | + Assert.That(connectionString, Is.Not.Empty, "connectionString must be set"); |
| 52 | + connectionString = connectionString.Replace("[hostname]", Environment.GetEnvironmentVariable("TEST_HOSTNAME")). |
| 53 | + Replace("[username]", Environment.GetEnvironmentVariable("TEST_USERNAME")). |
| 54 | + Replace("[password]", Environment.GetEnvironmentVariable("TEST_PASSWORD")). |
| 55 | + Replace("[database]", Environment.GetEnvironmentVariable("TEST_DATABASE")); |
| 56 | + Console.WriteLine("Connection string: {0}", connectionString); |
| 57 | + return connectionString; |
| 58 | + } |
| 59 | + |
| 60 | + /// <summary> |
| 61 | + /// Returns the name of the database to use for the tests |
| 62 | + /// </summary> |
| 63 | + /// <returns></returns> |
| 64 | + public static string GetTestDatabaseName(this VisualStudio.TestTools.UnitTesting.TestContext context) |
| 65 | + { |
| 66 | + var databaseName = Environment.GetEnvironmentVariable("TEST_DATABASE"); |
| 67 | + if (string.IsNullOrEmpty(databaseName)) |
| 68 | + { |
| 69 | + databaseName = context.Properties["testDatabase"].ToString(); |
| 70 | + } |
| 71 | + Assert.That(databaseName, Is.Not.Empty, "testDatabase must be set"); |
| 72 | + Console.WriteLine("Test database: {0}", databaseName); |
| 73 | + return databaseName; |
| 74 | + } |
| 75 | + |
| 76 | + /// <summary> |
| 77 | + /// Returns the folder where result files should be written |
| 78 | + /// </summary> |
| 79 | + /// <param name="context"></param> |
| 80 | + /// <returns></returns> |
| 81 | + public static string GetResultsFolder(this VisualStudio.TestTools.UnitTesting.TestContext context) |
| 82 | + { |
| 83 | + var path = Environment.GetEnvironmentVariable("RESULTS_FOLDER"); |
| 84 | + if (string.IsNullOrEmpty(path)) |
| 85 | + { |
| 86 | + path = context.Properties.ContainsKey("resultsFolder") ? context.Properties["resultsFolder"].ToString() : null; |
| 87 | + } |
| 88 | + if (string.IsNullOrEmpty(path)) |
| 89 | + { |
| 90 | + path = PathWrapper.GetDirectoryName(Assembly.GetExecutingAssembly().Location); |
| 91 | + path = PathWrapper.Combine(path, "results"); |
| 92 | + } |
| 93 | + return path; |
| 94 | + } |
| 95 | + |
| 96 | + /// <summary> |
| 97 | + /// creates a new database with a random name, runs the action, and drops the database |
| 98 | + /// </summary> |
| 99 | + /// <param name="context"></param> |
| 100 | + /// <param name="action"></param> |
| 101 | + /// <param name="preCreateAction"></param> |
| 102 | + public static void ExecuteWithDbDrop(this VisualStudio.TestTools.UnitTesting.TestContext context, Action<Database> action, Action<Database> preCreateAction = null) |
| 103 | + { |
| 104 | + var dbName = string.Format("{0}{1}", context.TestName, new Random().Next()); |
| 105 | + var serverConnection = context.GetTestConnection(); |
| 106 | + var server = new Management.Smo.Server(serverConnection); |
| 107 | + var database = new Database(server, dbName); |
| 108 | + preCreateAction?.Invoke(database); |
| 109 | + database.Create(); |
| 110 | + try |
| 111 | + { |
| 112 | + action(database); |
| 113 | + } |
| 114 | + finally |
| 115 | + { |
| 116 | + try |
| 117 | + { |
| 118 | + database.Drop(); |
| 119 | + } |
| 120 | + catch (Exception e) |
| 121 | + { |
| 122 | + Trace.TraceError("Unable to drop database {0}: {1}", dbName, e); |
| 123 | + } |
| 124 | + } |
| 125 | + } |
| 126 | + } |
| 127 | + |
| 128 | + enum ConnectionType |
| 129 | + { |
| 130 | + Default, // whatever is specified in the config |
| 131 | + Integrated, // integrated auth |
| 132 | + SqlAuth, // SQL auth |
| 133 | + SqlConnection // Create a SqlConnection first from the connection string |
| 134 | + } |
| 135 | +} |
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