Build Charac server and client with OIDC, SSH sessions, and packages

tests/WorkspaceAccessServer.Tests/DatabaseSettingsTests.cs

@@ -0,0 +1,62 @@
+using Microsoft.Extensions.Configuration;
+using Npgsql;
+using Charac.Server.Data;
+
+namespace Charac.Server.Tests;
+
+public sealed class DatabaseSettingsTests
+{
+    [Fact]
+    public void SeparateFieldsKeepPasswordDistinctFromConnectionOptions()
+    {
+        var configuration = Settings(new Dictionary<string, string?>
+        {
+            ["database:host"] = "127.0.0.1",
+            ["database:port"] = "5432",
+            ["database:name"] = "ni_access_test_db",
+            ["database:username"] = "ni_access_test",
+            ["database:password"] = "test;Maximum Pool Size=1",
+            ["database:timeout"] = "5",
+            ["database:maximum_pool_size"] = "100"
+        });
+
+        var result = DatabaseSettings.ConnectionStringFromConfiguration(configuration);
+        var parsed = new NpgsqlConnectionStringBuilder(result);
+
+        Assert.Equal("127.0.0.1", parsed.Host);
+        Assert.Equal(5432, parsed.Port);
+        Assert.Equal("ni_access_test_db", parsed.Database);
+        Assert.Equal("ni_access_test", parsed.Username);
+        Assert.Equal("test;Maximum Pool Size=1", parsed.Password);
+        Assert.Equal(5, parsed.Timeout);
+        Assert.Equal(100, parsed.MaxPoolSize);
+    }
+
+    [Fact]
+    public void LegacyConnectionStringCannotBeMixedWithSeparateFields()
+    {
+        var configuration = Settings(new Dictionary<string, string?>
+        {
+            ["database:connection_string"] = "Host=127.0.0.1;Database=test",
+            ["database:host"] = "localhost"
+        });
+
+        Assert.Throws<InvalidOperationException>(() =>
+            DatabaseSettings.ConnectionStringFromConfiguration(configuration));
+    }
+
+    [Fact]
+    public void PartialSeparateConfigurationFailsExplicitly()
+    {
+        var configuration = Settings(new Dictionary<string, string?>
+        {
+            ["database:host"] = "127.0.0.1"
+        });
+
+        Assert.Throws<InvalidOperationException>(() =>
+            DatabaseSettings.ConnectionStringFromConfiguration(configuration));
+    }
+
+    private static IConfiguration Settings(Dictionary<string, string?> values) =>
+        new ConfigurationBuilder().AddInMemoryCollection(values).Build();
+}