public static LocalDeclarationStatementSyntax GetVariableWithDeclarationWithInitialization(string pVariableType, string pVariableName, InitializerExpressionSyntax pInitializer)
{
       return SyntaxFactory.LocalDeclarationStatement(SyntaxFactory.VariableDeclaration(SyntaxFactory.IdentifierName(pVariableType)).WithTrailingTrivia(SyntaxFactory.Space)
                                                                   .WithVariables(SyntaxFactory.SingletonSeparatedList(SyntaxFactory.VariableDeclarator(SyntaxFactory.Identifier(pVariableName))
                                                                                                                                    .WithInitializer(SyntaxFactory.EqualsValueClause(SyntaxFactory.ObjectCreationExpression(SyntaxFactory.IdentifierName(pVariableType)
                                                                                                                                                                                                  .WithInitializer(pInitializer)))
                                                                                                                                    )));
}

ObjectTest test = ObjectTest
            {
                prop1 = random.Next(0, 2) == 0 ,
                prop2 = Guid.NewGuid().ToString() ,
                prop3 = random.Next(0, 100)}

            ;

ObjectTest test = new ObjectTest
           {
                prop1 = random.Next(0, 2) == 0,
                prop2 = Guid.NewGuid().ToString(),
                prop3 = random.Next(0, 100)
           };

ObjectTest test = new ObjectTest{
               prop1 = random.Next(0, 2) == 0, prop2 = Guid.NewGuid().ToString(), prop3 = random.Next(0, 100)};