diff --git a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.CreateDocument.cs b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.CreateDocument.cs
index 7fda4022..1f44e84f 100644
--- a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.CreateDocument.cs
+++ b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.CreateDocument.cs
@@ -29,6 +29,30 @@ public async Task CreateDocument_ShouldReturnSuccess_WhenApiCallSucceeds()
         Assert.True(result.Success);
     }
 
+    [Fact]
+    public async Task CreateDocument_ShouldIncludeSessionHeaders_WhenProvided()
+    {
+        // Arrange
+        var request = CreateDocumentRequest.CreateBuilder()
+            .WithDatabaseId(IdUtils.GenerateUniqueId())
+            .WithCollectionId(IdUtils.GenerateUniqueId())
+            .AddField("AttributeName", "MyValue")
+            .Build();
+
+        _mockHttp.Expect(HttpMethod.Post, $"{TestConstants.Endpoint}/databases/{request.DatabaseId}/collections/{request.CollectionId}/documents")
+            .ExpectedHeaders()
+            .WithJsonContent(request, _jsonSerializerOptions)
+            .Respond(TestConstants.AppJson, TestConstants.DocumentResponse);
+
+        _appwriteClient.SetSession(TestConstants.Session);
+
+        // Act
+        var result = await _appwriteClient.Databases.CreateDocument(request);
+
+        // Assert
+        _mockHttp.VerifyNoOutstandingExpectation();
+    }
+
     [Fact]
     public async Task CreateDocument_ShouldHandleException_WhenApiCallFails()
     {
diff --git a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.DeleteDocument.cs b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.DeleteDocument.cs
index e713626b..ec2df9df 100644
--- a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.DeleteDocument.cs
+++ b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.DeleteDocument.cs
@@ -29,6 +29,30 @@ public async Task DeleteDocument_ShouldReturnSuccess_WhenApiCallSucceeds()
         Assert.True(result.Success);
     }
 
+    [Fact]
+    public async Task DeleteDocument_ShouldIncludeSessionHeaders_WhenProvided()
+    {
+        // Arrange
+        var request = new DeleteDocumentRequest
+        {
+            DatabaseId = IdUtils.GenerateUniqueId(),
+            CollectionId = IdUtils.GenerateUniqueId(),
+            DocumentId = IdUtils.GenerateUniqueId()
+        };
+
+        _mockHttp.Expect(HttpMethod.Delete, $"{TestConstants.Endpoint}/databases/{request.DatabaseId}/collections/{request.CollectionId}/documents/{request.DocumentId}")
+            .ExpectedHeaders()
+            .Respond(HttpStatusCode.NoContent);
+
+        _appwriteClient.SetSession(TestConstants.Session);
+
+        // Act
+        var result = await _appwriteClient.Databases.DeleteDocument(request);
+
+        // Assert
+        _mockHttp.VerifyNoOutstandingExpectation();
+    }
+
     [Fact]
     public async Task DeleteDocument_ShouldHandleException_WhenApiCallFails()
     {
diff --git a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.GetDocument.cs b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.GetDocument.cs
index 131e41eb..29af6f14 100644
--- a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.GetDocument.cs
+++ b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.GetDocument.cs
@@ -29,6 +29,30 @@ public async Task GetDocument_ShouldReturnSuccess_WhenApiCallSucceeds()
         Assert.True(result.Success);
     }
 
+    [Fact]
+    public async Task GetDocument_ShouldIncludeSessionHeaders_WhenProvided()
+    {
+        // Arrange
+        var request = new GetDocumentRequest
+        {
+            DatabaseId = IdUtils.GenerateUniqueId(),
+            CollectionId = IdUtils.GenerateUniqueId(),
+            DocumentId = IdUtils.GenerateUniqueId(),
+        };
+
+        _mockHttp.Expect(HttpMethod.Get, $"{TestConstants.Endpoint}/databases/{request.DatabaseId}/collections/{request.CollectionId}/documents/{request.DocumentId}")
+            .ExpectedHeaders()
+            .Respond(TestConstants.AppJson, TestConstants.DocumentResponse);
+
+        _appwriteClient.SetSession(TestConstants.Session);
+
+        // Act
+        var result = await _appwriteClient.Databases.GetDocument(request);
+
+        // Assert
+        _mockHttp.VerifyNoOutstandingExpectation();
+    }
+
     [Fact]
     public async Task GetDocument_ShouldProvideQueryParams_WhenQueriesProvided()
     {
diff --git a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.ListDocuments.cs b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.ListDocuments.cs
index 9b7aab76..1107abe5 100644
--- a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.ListDocuments.cs
+++ b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.ListDocuments.cs
@@ -28,6 +28,29 @@ public async Task ListDocuments_ShouldReturnSuccess_WhenApiCallSucceeds()
         Assert.True(result.Success);
     }
 
+    [Fact]
+    public async Task ListDocuments_ShouldIncludeSessionHeaders_WhenProvided()
+    {
+        // Arrange
+        var request = new ListDocumentsRequest
+        {
+            DatabaseId = IdUtils.GenerateUniqueId(),
+            CollectionId = IdUtils.GenerateUniqueId()
+        };
+
+        _mockHttp.Expect(HttpMethod.Get, $"{TestConstants.Endpoint}/databases/{request.DatabaseId}/collections/{request.CollectionId}/documents")
+            .ExpectedHeaders(true)
+            .Respond(TestConstants.AppJson, TestConstants.DocumentsListResponse);
+
+        _appwriteClient.SetSession(TestConstants.Session);
+
+        // Act
+        var result = await _appwriteClient.Databases.ListDocuments(request);
+
+        // Assert
+        _mockHttp.VerifyNoOutstandingExpectation();
+    }
+
     [Fact]
     public async Task ListDocuments_ShouldProvideQueryParams_WhenQueriesProvided()
     {
diff --git a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.UpdateDocument.cs b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.UpdateDocument.cs
index 7cd92fac..05e95f9a 100644
--- a/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.UpdateDocument.cs
+++ b/tests/PinguApps.Appwrite.Client.Tests/Clients/Databases/DatabasesClientTests.UpdateDocument.cs
@@ -29,6 +29,30 @@ public async Task UpdateDocument_ShouldReturnSuccess_WhenApiCallSucceeds()
         Assert.True(result.Success);
     }
 
+    [Fact]
+    public async Task UpdateDocument_ShouldIncludeSessionHeaders_WhenProvided()
+    {
+        // Arrange
+        var request = UpdateDocumentRequest.CreateBuilder()
+            .WithDatabaseId(IdUtils.GenerateUniqueId())
+            .WithCollectionId(IdUtils.GenerateUniqueId())
+            .WithDocumentId(IdUtils.GenerateUniqueId())
+            .AddField("test", "test")
+            .Build();
+
+        _mockHttp.Expect(HttpMethod.Patch, $"{TestConstants.Endpoint}/databases/{request.DatabaseId}/collections/{request.CollectionId}/documents/{request.DocumentId}")
+            .ExpectedHeaders(true)
+            .Respond(TestConstants.AppJson, TestConstants.DocumentResponse);
+
+        _appwriteClient.SetSession(TestConstants.Session);
+
+        // Act
+        var result = await _appwriteClient.Databases.UpdateDocument(request);
+
+        // Assert
+        _mockHttp.VerifyNoOutstandingExpectation();
+    }
+
     [Fact]
     public async Task UpdateDocument_ShouldHandleException_WhenApiCallFails()
     {