diff --git a/tests/PinguApps.Appwrite.Shared.Tests/Requests/CreateSessionRequestTests.cs b/tests/PinguApps.Appwrite.Shared.Tests/Requests/CreateSessionRequestTests.cs
new file mode 100644
index 00000000..6884a1bc
--- /dev/null
+++ b/tests/PinguApps.Appwrite.Shared.Tests/Requests/CreateSessionRequestTests.cs
@@ -0,0 +1,108 @@
+
+using FluentValidation;
+using PinguApps.Appwrite.Shared.Requests;
+
+namespace PinguApps.Appwrite.Shared.Tests.Requests;
+public class CreateSessionRequestTests
+{
+    [Fact]
+    public void Constructor_InitializesWithExpectedValues()
+    {
+        // Arrange & Act
+        var request = new CreateSessionRequest();
+
+        // Assert
+        Assert.NotEmpty(request.UserId);
+        Assert.Equal(string.Empty, request.Secret);
+    }
+
+    [Fact]
+    public void Properties_CanBeSet()
+    {
+        var userId = "123456";
+        var secret = "test@example.com";
+
+        // Arrange
+        var request = new CreateSessionRequest();
+
+        // Act
+        request.UserId = userId;
+        request.Secret = secret;
+
+        // Assert
+        Assert.Equal(userId, request.UserId);
+        Assert.Equal(secret, request.Secret);
+    }
+
+    [Fact]
+    public void IsValid_WithValidData_ReturnsTrue()
+    {
+        // Arrange
+        var request = new CreateSessionRequest
+        {
+            UserId = "123456",
+            Secret = "654321"
+        };
+
+        // Act
+        var isValid = request.IsValid();
+
+        // Assert
+        Assert.True(isValid);
+    }
+
+    [Theory]
+    [InlineData("badChar^", "654321")]
+    [InlineData(".bad", "654321")]
+    [InlineData("_bad", "654321")]
+    [InlineData("-bad", "654321")]
+    [InlineData("", "654321")]
+    [InlineData("1234567890123456789012345678901234567", "654321")]
+    [InlineData("123456", "")]
+    public void IsValid_WithInvalidData_ReturnsFalse(string userId, string secret)
+    {
+        // Arrange
+        var request = new CreateSessionRequest
+        {
+            UserId = userId,
+            Secret = secret
+        };
+
+        // Act
+        var isValid = request.IsValid();
+
+        // Assert
+        Assert.False(isValid);
+    }
+
+    [Fact]
+    public void Validate_WithThrowOnFailuresTrue_ThrowsValidationExceptionOnFailure()
+    {
+        // Arrange
+        var request = new CreateSessionRequest
+        {
+            UserId = ".badChar^",
+            Secret = ""
+        };
+
+        // Assert
+        Assert.Throws<ValidationException>(() => request.Validate(true));
+    }
+
+    [Fact]
+    public void Validate_WithThrowOnFailuresFalse_ReturnsInvalidResultOnFailure()
+    {
+        // Arrange
+        var request = new CreateSessionRequest
+        {
+            UserId = ".badChar^",
+            Secret = ""
+        };
+
+        // Act
+        var result = request.Validate(false);
+
+        // Assert
+        Assert.False(result.IsValid);
+    }
+}