diff --git a/FruityFoundation.DataAccess.Sqlite/DbConnectionFactory.cs b/FruityFoundation.DataAccess.Sqlite/DbConnectionFactory.cs
index 7760c4c..a946050 100644
--- a/FruityFoundation.DataAccess.Sqlite/DbConnectionFactory.cs
+++ b/FruityFoundation.DataAccess.Sqlite/DbConnectionFactory.cs
@@ -16,7 +16,7 @@ public class DbConnectionFactory : IDbConnectionFactory
 	public INonTransactionalDbConnection<ReadWrite> CreateConnection()
 	{
 		if (string.IsNullOrWhiteSpace(_readWriteConnectionString))
-			throw new ApplicationException("ReadWrite connection string was not found or empty.");
+			throw new ApplicationException("ReadWrite connection string cannot be null or empty.");
 
 		var connection = new NonTransactionalDbConnection<ReadWrite>(_readWriteConnectionString);
 		return connection;
@@ -25,7 +25,7 @@ public class DbConnectionFactory : IDbConnectionFactory
 	public INonTransactionalDbConnection<ReadOnly> CreateReadOnlyConnection()
 	{
 		if (string.IsNullOrWhiteSpace(_readOnlyConnectionString))
-			throw new ApplicationException("ReadOnly connection string was not found or empty.");
+			throw new ApplicationException("ReadOnly connection string cannot be null or empty.");
 
 		var connection = new NonTransactionalDbConnection<ReadOnly>(_readOnlyConnectionString);
 		return connection;
diff --git a/FruityFoundation.Tests.DataAccess.Sqlite/DbConnectionFactoryTests.cs b/FruityFoundation.Tests.DataAccess.Sqlite/DbConnectionFactoryTests.cs
new file mode 100644
index 0000000..56a709d
--- /dev/null
+++ b/FruityFoundation.Tests.DataAccess.Sqlite/DbConnectionFactoryTests.cs
@@ -0,0 +1,67 @@
+using FruityFoundation.DataAccess.Abstractions;
+using FruityFoundation.DataAccess.Sqlite;
+
+namespace FruityFoundation.Tests.DataAccess.Sqlite;
+
+public class DbConnectionFactoryTests
+{
+	[TestCase("")]
+	[TestCase("    ")]
+	[TestCase(null)]
+	public void CreateConnection_ThrowsException_WhenConnectionStringIsNullOrEmpty(string? connectionString)
+	{
+		// Arrange
+		var dbConnectionFactory = new DbConnectionFactory(connectionString!, readOnlyConnectionString: "ReadOnlyConnectionString");
+
+		// Act
+		var exception = Assert.Throws<ApplicationException>(() => dbConnectionFactory.CreateConnection());
+
+		// Assert
+		Assert.That(exception, Is.Not.Null);
+		Assert.That(exception.Message, Is.EqualTo("ReadWrite connection string cannot be null or empty."));
+	}
+
+	[TestCase("")]
+	[TestCase("    ")]
+	[TestCase(null)]
+	public void CreateReadOnlyConnection_ThrowsException_WhenConnectionStringIsNullOrEmpty(string? connectionString)
+	{
+		// Arrange
+		var dbConnectionFactory = new DbConnectionFactory(readWriteConnectionString: "connectionString", readOnlyConnectionString: null!);
+
+		// Act
+		var exception = Assert.Throws<ApplicationException>(() => dbConnectionFactory.CreateReadOnlyConnection());
+
+		// Assert
+		Assert.That(exception, Is.Not.Null);
+		Assert.That(exception.Message, Is.EqualTo("ReadOnly connection string cannot be null or empty."));
+	}
+
+	[Test]
+	public void CreateConnection_ReturnsNonTransactionalDbConnection_WhenConnectionStringIsValid()
+	{
+		// Arrange
+		var dbConnectionFactory = new DbConnectionFactory(readWriteConnectionString: "Data Source=:memory:", readOnlyConnectionString: null!);
+
+		// Act
+		var connection = dbConnectionFactory.CreateConnection();
+
+		// Assert
+		Assert.That(connection, Is.Not.Null);
+		Assert.That(connection, Is.InstanceOf<INonTransactionalDbConnection<ReadWrite>>());
+	}
+
+	[Test]
+	public void CreateReadOnlyConnection_ReturnsNonTransactionalDbConnection_WhenConnectionStringIsValid()
+	{
+		// Arrange
+		var dbConnectionFactory = new DbConnectionFactory(readWriteConnectionString: null!, readOnlyConnectionString: "Data Source=:memory:;Mode=ReadOnly");
+
+		// Act
+		var connection = dbConnectionFactory.CreateReadOnlyConnection();
+
+		// Assert
+		Assert.That(connection, Is.Not.Null);
+		Assert.That(connection, Is.InstanceOf<INonTransactionalDbConnection<ReadOnly>>());
+	}
+}
diff --git a/FruityFoundation.Tests.DataAccess.Sqlite/FruityFoundation.Tests.DataAccess.Sqlite.csproj b/FruityFoundation.Tests.DataAccess.Sqlite/FruityFoundation.Tests.DataAccess.Sqlite.csproj
new file mode 100644
index 0000000..74f5c68
--- /dev/null
+++ b/FruityFoundation.Tests.DataAccess.Sqlite/FruityFoundation.Tests.DataAccess.Sqlite.csproj
@@ -0,0 +1,28 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+
+        <IsPackable>false</IsPackable>
+        <IsTestProject>true</IsTestProject>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="coverlet.collector" Version="6.0.0"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0"/>
+        <PackageReference Include="NUnit" Version="3.14.0"/>
+        <PackageReference Include="NUnit.Analyzers" Version="3.9.0"/>
+        <PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
+    </ItemGroup>
+
+    <ItemGroup>
+        <Using Include="NUnit.Framework"/>
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\FruityFoundation.DataAccess.Sqlite\FruityFoundation.DataAccess.Sqlite.csproj" />
+    </ItemGroup>
+
+</Project>
diff --git a/FruityFoundation.sln b/FruityFoundation.sln
index 9083a66..f32a9e6 100644
--- a/FruityFoundation.sln
+++ b/FruityFoundation.sln
@@ -20,6 +20,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FruityFoundation.DataAccess
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FruityFoundation.DataAccess.Sqlite", "FruityFoundation.DataAccess.Sqlite\FruityFoundation.DataAccess.Sqlite.csproj", "{BB25E92F-5D51-487A-8937-27E28EF5E20F}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FruityFoundation.Tests.DataAccess.Sqlite", "FruityFoundation.Tests.DataAccess.Sqlite\FruityFoundation.Tests.DataAccess.Sqlite.csproj", "{A2E62C7C-62A1-43C0-BD60-752B0C84E518}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -50,10 +52,25 @@ Global
 		{A64E73D3-EF87-4938-B01E-F9CC0B59F9DE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A64E73D3-EF87-4938-B01E-F9CC0B59F9DE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A64E73D3-EF87-4938-B01E-F9CC0B59F9DE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C003E247-C62E-4830-94E4-F274D8466A5C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C003E247-C62E-4830-94E4-F274D8466A5C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C003E247-C62E-4830-94E4-F274D8466A5C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C003E247-C62E-4830-94E4-F274D8466A5C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BB25E92F-5D51-487A-8937-27E28EF5E20F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BB25E92F-5D51-487A-8937-27E28EF5E20F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BB25E92F-5D51-487A-8937-27E28EF5E20F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BB25E92F-5D51-487A-8937-27E28EF5E20F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A2E62C7C-62A1-43C0-BD60-752B0C84E518}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A2E62C7C-62A1-43C0-BD60-752B0C84E518}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A2E62C7C-62A1-43C0-BD60-752B0C84E518}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A2E62C7C-62A1-43C0-BD60-752B0C84E518}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{50A75644-A1C3-4495-9DEB-DBB12D9334B5} = {B44178DF-5B81-4029-90FA-2BF8E2A1EDBF}
 		{EBDC3640-4E47-43FE-BF0D-4BFFD07FE2EF} = {B44178DF-5B81-4029-90FA-2BF8E2A1EDBF}
 		{A64E73D3-EF87-4938-B01E-F9CC0B59F9DE} = {B44178DF-5B81-4029-90FA-2BF8E2A1EDBF}
+		{C003E247-C62E-4830-94E4-F274D8466A5C} = {5C3A014A-7931-4A36-95F0-5EFE15AB06A3}
+		{BB25E92F-5D51-487A-8937-27E28EF5E20F} = {5C3A014A-7931-4A36-95F0-5EFE15AB06A3}
+		{A2E62C7C-62A1-43C0-BD60-752B0C84E518} = {B44178DF-5B81-4029-90FA-2BF8E2A1EDBF}
 	EndGlobalSection
 EndGlobal