added tests

src/PinguApps.Appwrite.Shared/Utils/TokenUtils.cs

@@ -5,7 +5,7 @@
 namespace PinguApps.Appwrite.Shared.Utils;
 public static class TokenUtils
 {
-    private record SessionToken(
+    internal record SessionToken(
         [property: JsonPropertyName("id")] string Id,
         [property: JsonPropertyName("secret")] string Secret
     );

tests/PinguApps.Appwrite.Shared.Tests/Utils/TokenUtilsTests.cs

@@ -0,0 +1,25 @@
+using System.Text.Json;
+using PinguApps.Appwrite.Shared.Utils;
+
+namespace PinguApps.Appwrite.Shared.Tests.Utils;
+public class TokenUtilsTests
+{
+    [Fact]
+    public void GetSessionToken_ShouldReturnBase64EncodedString()
+    {
+        // Arrange
+        string userId = "testUser";
+        string secret = "testSecret";
+
+        // Act
+        string result = TokenUtils.GetSessionToken(userId, secret);
+
+        // Assert
+        Assert.NotNull(result);
+        var jsonBytes = Convert.FromBase64String(result);
+        var session = JsonSerializer.Deserialize<TokenUtils.SessionToken>(jsonBytes);
+        Assert.NotNull(session);
+        Assert.Equal(userId, session.Id);
+        Assert.Equal(secret, session.Secret);
+    }
+}