diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureAnalysisServicesDataSourceItemFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureAnalysisServicesDataSourceItemFixture.cs
new file mode 100644
index 0000000..b6675b4
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureAnalysisServicesDataSourceItemFixture.cs
@@ -0,0 +1,28 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSourceItems
+{
+    public class MicrosoftAzureAnalysisServicesDataSourceItemFixture
+    {
+        [Fact]
+        public void Constructor_SetsTitleAndDatasource_AsProvided()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAzureAnalysisServicesDataSource();
+            var title = "Test title";
+
+            // Act
+            var dataSourceItem = new MicrosoftAzureAnalysisServicesDataSourceItem(title, dataSource);
+
+            // Assert
+            Assert.Equal(title, dataSourceItem.Title);
+            Assert.Equal(dataSource, dataSourceItem.DataSource);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSqlServerDataSourceItemFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSqlServerDataSourceItemFixture.cs
new file mode 100644
index 0000000..f3b4558
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSqlServerDataSourceItemFixture.cs
@@ -0,0 +1,28 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSourceItems
+{
+    public class MicrosoftAzureSqlServerDataSourceItemFixture
+    {
+        [Fact]
+        public void Constructor_SetsTitleAndDatasource_AsProvided()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAzureSqlServerDataSource();
+            var title = "Test title";
+
+            // Act
+            var dataSourceItem = new MicrosoftAzureSqlServerDataSourceItem(title, dataSource);
+
+            // Assert
+            Assert.Equal(title, dataSourceItem.Title);
+            Assert.Equal(dataSource, dataSourceItem.DataSource);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSynapseAnalyticsDataSourceItemFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSynapseAnalyticsDataSourceItemFixture.cs
new file mode 100644
index 0000000..0138907
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftAzureSynapseAnalyticsDataSourceItemFixture.cs
@@ -0,0 +1,28 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSourceItems
+{
+    public class MicrosoftAzureSynapseAnalyticsDataSourceItemFixture
+    {
+        [Fact]
+        public void Constructor_SetsTitleAndDatasource_AsProvided()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAzureSynapseAnalyticsDataSource();
+            var title = "Test title";
+
+            // Act
+            var dataSourceItem = new MicrosoftAzureSynapseAnalyticsDataSourceItem(title, dataSource);
+
+            // Assert
+            Assert.Equal(title, dataSourceItem.Title);
+            Assert.Equal(dataSource, dataSourceItem.DataSource);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftOneDriveDataSourceItemFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftOneDriveDataSourceItemFixture.cs
new file mode 100644
index 0000000..0a52643
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftOneDriveDataSourceItemFixture.cs
@@ -0,0 +1,46 @@
+using Reveal.Sdk.Dom.Core.Extensions;
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSourceItems
+{
+    public class MicrosoftOneDriveDataSourceItemFixture
+    {
+
+        [Fact]
+        public void Constructor_SetsTitleAndDatasource_AsProvided()
+        {
+            // Arrange
+            var dataSource = new MicrosoftOneDriveDataSource();
+            var title = "Test title";
+
+            // Act
+            var dataSourceItem = new MicrosoftOneDriveDataSourceItem(title, dataSource);
+
+            // Assert
+            Assert.Equal(title, dataSourceItem.Title);
+            Assert.Equal(dataSource, dataSourceItem.DataSource);
+        }
+        
+        [Fact]
+        public void Identifier_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftOneDriveDataSource();
+            var dataSourceItem = new MicrosoftOneDriveDataSourceItem("Test", dataSource);
+            var identifier = "Identifier";
+
+            // Act
+            dataSourceItem.Identifier = identifier;
+
+            // Assert
+            Assert.Equal(identifier, dataSourceItem.Identifier);
+            Assert.Equal(identifier, dataSourceItem.Properties.GetValue<string>("Identifier"));
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftSharePointDataSourceItemFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftSharePointDataSourceItemFixture.cs
new file mode 100644
index 0000000..b73a21b
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSourceItems/MicrosoftSharePointDataSourceItemFixture.cs
@@ -0,0 +1,28 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSourceItems
+{
+    public class MicrosoftSharePointDataSourceItemFixture
+    {
+        [Fact]
+        public void Constructor_SetsTitleAndDatasource_AsProvided()
+        {
+            // Arrange
+            var dataSource = new MicrosoftSharePointDataSource();
+            var title = "Test title";
+
+            // Act 
+            var dataSourceItem = new MicrosoftSharePointDataSourceItem(title, dataSource);
+
+            // Assert
+            Assert.Equal(title, dataSourceItem.Title);
+            Assert.Equal(dataSource, dataSourceItem.DataSource);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAnalysisServicesDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAnalysisServicesDataSourceFixture.cs
new file mode 100644
index 0000000..79d40de
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAnalysisServicesDataSourceFixture.cs
@@ -0,0 +1,66 @@
+using Reveal.Sdk.Dom.Core.Extensions;
+using Reveal.Sdk.Dom.Data;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftAnalysisServicesDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAnalysisServices_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftAnalysisServicesDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftAnalysisServices, dataSource.Provider);
+        }
+
+        [Fact]
+        public void Catalog_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAnalysisServicesDataSource();
+            var catalog = "TestCatalog";
+
+            // Act
+            dataSource.Catalog = catalog;
+
+            // Assert
+            Assert.Equal(catalog, dataSource.Catalog);
+            Assert.Equal(catalog, dataSource.Properties.GetValue<string>("Catalog"));
+        }
+
+        [Fact]
+        public void Host_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAnalysisServicesDataSource();
+            var host = "TestHost";
+
+            // Act
+            dataSource.Host = host;
+
+            // Assert
+            Assert.Equal(host, dataSource.Host);
+            Assert.Equal(host, dataSource.Properties.GetValue<string>("Host"));
+        }
+
+        [Fact]
+        public void Port_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAnalysisServicesDataSource();
+            var port = 8123;
+
+            // Act
+            dataSource.Port = port;
+
+            // Assert
+            Assert.Equal(port, dataSource.Port);
+            Assert.Equal(port, dataSource.Properties.GetValue<int>("Port"));
+        }
+    }
+
+    
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureAnalysisServicesDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureAnalysisServicesDataSourceFixture.cs
new file mode 100644
index 0000000..dd5d306
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureAnalysisServicesDataSourceFixture.cs
@@ -0,0 +1,35 @@
+using Reveal.Sdk.Dom.Core.Extensions;
+using Reveal.Sdk.Dom.Data;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftAzureAnalysisServicesDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAzureAnalysisServices_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftAzureAnalysisServicesDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftAzureAnalysisServices, dataSource.Provider);
+        }
+
+        [Fact]
+        public void ServerUrl_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAzureAnalysisServicesDataSource();
+            var serverUrl = "TestServerUrl";
+
+            // Act
+            dataSource.ServerUrl = serverUrl;
+
+            // Assert
+            Assert.Equal(serverUrl, dataSource.ServerUrl);
+            Assert.Equal(serverUrl, dataSource.Properties.GetValue<string>("ServerUrl"));
+        }
+
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSqlServerDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSqlServerDataSourceFixture.cs
new file mode 100644
index 0000000..75e3f4d
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSqlServerDataSourceFixture.cs
@@ -0,0 +1,39 @@
+using Reveal.Sdk.Dom.Core.Extensions;
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftAzureSqlServerDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAzureSqlServer_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftAzureSqlServerDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftAzureSqlServer, dataSource.Provider);
+        }
+
+        [Fact]
+        public void TrustServerCertificate_SaveValueAndProperties_WhenSet()
+        {
+            // Arrange
+            var dataSource = new MicrosoftAzureSqlServerDataSource();
+            var trustServerCertificate = false;
+
+            // Act
+            dataSource.TrustServerCertificate = trustServerCertificate;
+
+            // Assert
+            Assert.Equal(trustServerCertificate, dataSource.TrustServerCertificate);
+            Assert.Equal(trustServerCertificate, dataSource.Properties.GetValue<bool>("TrustServerCertificate"));
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSynapseAnalyticsDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSynapseAnalyticsDataSourceFixture.cs
new file mode 100644
index 0000000..adcff4c
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftAzureSynapseAnalyticsDataSourceFixture.cs
@@ -0,0 +1,23 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftAzureSynapseAnalyticsDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAzureSqlServer_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftAzureSynapseAnalyticsDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftAzureSynapseAnalytics, dataSource.Provider);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftOneDriveDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftOneDriveDataSourceFixture.cs
new file mode 100644
index 0000000..a2e6ff2
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftOneDriveDataSourceFixture.cs
@@ -0,0 +1,23 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftOneDriveDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAzureSqlServer_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftOneDriveDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftOneDrive, dataSource.Provider);
+        }
+    }
+}
diff --git a/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftSharePointDataSourceFixture.cs b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftSharePointDataSourceFixture.cs
new file mode 100644
index 0000000..5e08181
--- /dev/null
+++ b/src/Reveal.Sdk.Dom.Tests/Data/DataSources/MicrosoftSharePointDataSourceFixture.cs
@@ -0,0 +1,23 @@
+using Reveal.Sdk.Dom.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Reveal.Sdk.Dom.Tests.Data.DataSources
+{
+    public class MicrosoftSharePointDataSourceFixture
+    {
+        [Fact]
+        public void Constructor_SetProviderToMicrosoftAzureSqlServer_WhenConstructed()
+        {
+            // Act
+            var dataSource = new MicrosoftSharePointDataSource();
+
+            // Assert
+            Assert.Equal(DataSourceProvider.MicrosoftSharePoint, dataSource.Provider);
+        }
+    }
+}