/// <summary>
/// Performs validation for configurations of a new input being
/// created.
/// </summary>
/// <remarks>
/// <para>
/// An application can override this method to perform custom
/// validation logic.
/// </para>
/// </remarks>
/// <param name="validationItems">Configuration data to validate.
/// </param>
/// <param name="errorMessage">Message to display in UI when validation
/// fails.</param>
/// <returns>A value indicating whether the validation
/// succeeded.</returns>
public virtual bool Validate(ValidationItems validationItems, out string errorMessage)
{
errorMessage = null;
return(true);
}
/// <summary>
/// Performs validation for configurations of a new input being created.
/// </summary>
/// <param name="validationItems">Configuration data to validate.</param>
/// <param name="errorMessage">Message to display in UI when validation
/// fails.</param>
/// <returns>A value indicating whether the validation
/// succeeded.</returns>
/// <remarks>An application can override this method to perform custom
/// validation logic.</remarks>
public override bool Validate(ValidationItems validationItems, out string errorMessage)
{
// TODO, process validationItems.Item.Parameters
return base.Validate(validationItems, out errorMessage);
}
/// <summary>
/// Validate and return an error message.
/// </summary>
/// <param name="validationItems">Configuration data to validate</param>
/// <param name="errorMessage">Message to display in UI when validation fails</param>
/// <returns>Whether the validation succeeded</returns>
public override bool Validate(ValidationItems validationItems, out string errorMessage)
{
// Test the dictionary for single value parameter.
var item = validationItems.Item;
string stringParamValue = (SingleValueParameter.Value) item.Parameters["disabled"];
Assert.AreEqual("0", stringParamValue);
var reconstructed = Serialize(validationItems);
AssertEqualWithExpectedFile(ValidationItemsFilePath, reconstructed);
errorMessage = "test message";
return false;
}
/// <summary>
/// Perform external validation
/// </summary>
/// <param name="validationItems">Configuration data to validate</param>
/// <param name="errorMessage">Message to display in UI when validation fails</param>
/// <returns>Whether the validation succeeded</returns>
public override bool Validate(ValidationItems validationItems, out string errorMessage)
{
var varName = validationItems.Item.Name;
var varValue = Environment.GetEnvironmentVariable(
varName,
EnvironmentVariableTarget.Machine);
if (varValue == null)
{
errorMessage = string.Format(
"Environment variable '{0}' is not defined",
varName);
return false;
}
errorMessage = null;
return true;
}
