class User {
    public int Id { get; set; }
    public string Email { get; set; }
    public string Password { get; set; }
}

class TestContext : DbContext {
    public DbSet<User> Users { get; set; }

    public TestContext() :base("TestModel"){
        //Create database always, even If exists
        Database.SetInitializer<TestContext>(new DropCreateDatabaseAlways<TestContext>());
    }
}

<connectionStrings>
    <add name="TestModel" connectionString="data source="C:UsersrootDocumentsVisual Studio 2015ProjectsdbTESTdbTESTbinDebugdatabase.db"" providerName="System.Data.SQLite.EF6" />
</connectionStrings>

using (var ctx = new TextContext()) {
    ctx.Database.Create();
}

An unhandled exception of type 'System.InvalidOperationException' occurred in EntityFramework.dll

Additional information: Database 'main' cannot be created because it already exists.