Document how to run docker for db tests (Firebird + MySQL + PostgreSQL) (#1918)

tests/Dapper.Tests/Providers/FirebirdTests.cs

@@ -6,6 +6,12 @@
 
 namespace Dapper.Tests.Providers
 {
+    /// <summary>
+    /// If Docker Desktop is installed, run the following command to start a container suitable for the tests.
+    /// <code>
+    /// docker run -d -p 3050:3050 --name Dapper.Tests.Firebird -e FIREBIRD_DATABASE=database -e ISC_PASSWORD=masterkey jacobalberty/firebird
+    /// </code>
+    /// </summary>
     public class FirebirdProvider : DatabaseProvider
     {
         public override DbProviderFactory Factory => FirebirdClientFactory.Instance;

tests/Dapper.Tests/Providers/MySQLTests.cs

@@ -7,6 +7,12 @@
 
 namespace Dapper.Tests
 {
+    /// <summary>
+    /// If Docker Desktop is installed, run the following command to start a container suitable for the tests.
+    /// <code>
+    /// docker run -d -p 3306:3306 --name Dapper.Tests.MySQL -e MYSQL_DATABASE=tests -e MYSQL_USER=test -e MYSQL_PASSWORD=pass -e MYSQL_ROOT_PASSWORD=pass mysql
+    /// </code>
+    /// </summary>
     public sealed class MySqlProvider : DatabaseProvider
     {
         public override DbProviderFactory Factory => MySqlConnector.MySqlConnectorFactory.Instance;

tests/Dapper.Tests/Providers/PostgresqlTests.cs

@@ -7,6 +7,12 @@
 
 namespace Dapper.Tests
 {
+    /// <summary>
+    /// If Docker Desktop is installed, run the following command to start a container suitable for the tests.
+    /// <code>
+    /// docker run -d -p 5432:5432 --name Dapper.Tests.PostgreSQL -e POSTGRES_DB=dappertest -e POSTGRES_USER=dappertest -e POSTGRES_PASSWORD=dapperpass postgres
+    /// </code>
+    /// </summary>
     public class PostgresProvider : DatabaseProvider
     {
         public override DbProviderFactory Factory => Npgsql.NpgsqlFactory.Instance;