/**
* Asserts that the string represents a valid JsonPath expression.
*
* @param path Path expression to validate.
* @param propertyName Name of property.
*/
public void AssertIsValidJsonPath(string path, string propertyName)
{
if (path == null)
{
return;
}
if (string.IsNullOrEmpty(path))
{
ProblemReporter.Report(new Problem(this, $"{propertyName} cannot be empty"));
}
// Newtonsoft.Json seems to allow JsonPath to not start with $
if (path[0] != '$')
{
ProblemReporter.Report(new Problem(this,
$"{propertyName} with value '{path}' is not a valid JsonPath. Must Start with '$'"));
}
try
{
var token = JToken.Parse("{}").SelectTokens(path);
}
catch (Exception e)
{
ProblemReporter.Report(new Problem(this,
$"{propertyName} with value '{path}' is not a valid JsonPath. {e.Message}"));
}
}
/**
* Asserts the value is not null, reporting to {@link ProblemReporter} with this context if it is.
*
* @param propertyValue Value to Assert on.
* @param propertyName Name of property.
*/
public void AssertNotNull(object propertyValue, string propertyName)
{
if (propertyValue == null)
{
ProblemReporter.Report(new Problem(this, $"{propertyName} is a required property."));
}
}
/**
* Asserts the integer is either null or non-negative, reporting to {@link ProblemReporter} with this context if it is.
*
* @param integer Value to Assert on.
* @param propertyName Name of property.
*/
public void AssertIsNotNegativeIfPresent(int?integer, string propertyName)
{
if (integer.HasValue && integer < 0)
{
ProblemReporter.Report(new Problem(this, $"{propertyName} must be non negative"));
}
}
/**
* Asserts the string is not null and not empty, reporting to {@link ProblemReporter} with this context if it is.
*
* @param propertyValue Value to Assert on.
* @param propertyName Name of property.
*/
public void AssertStringNotEmpty(string propertyValue, string propertyName)
{
if (string.IsNullOrEmpty(propertyValue))
{
ProblemReporter.Report(new Problem(this, $"{propertyName} is a required property."));
}
}
/**
* Asserts the map is not null and not empty, reporting to {@link ProblemReporter} with this context if it is.
*
* @param map Map to Assert on.
* @param propertyName Name of property.
*/
public void AssertNotEmpty(IDictionary map, string propertyName)
{
if (map == null || map.Count == 0)
{
ProblemReporter.Report(new Problem(this,
$"{propertyName} requires one or more entries"));
}
}
/**
* Asserts the collection is not null and not empty, reporting to {@link ProblemReporter} with this context if it is.
*
* @param collection Collection to Assert on.
* @param propertyName Name of property.
*/
public void AssertNotEmpty(IEnumerable collection, string propertyName)
{
if (!collection.GetEnumerator().MoveNext())
{
ProblemReporter.Report(new Problem(this,
$"{propertyName} requires one or more items"));
}
}
/**
* Asserts that the string represents a valid reference path expression.
*
* @param path Path expression to validate.
* @param propertyName Name of property.
*/
public void AssertIsValidReferencePath(string path, string propertyName)
{
if (path == null)
{
return;
}
if (string.IsNullOrEmpty(path))
{
ProblemReporter.Report(new Problem(this, $"{propertyName} cannot be empty"));
}
try
{
var r = ReferencePath.Parse(path);
}
catch (InvalidReferencePathException e)
{
ProblemReporter.Report(new Problem(this,
$"{propertyName} with value '{path}' is not a valid ReferencePath. {e.Message}"));
}
}
/**
* Sets the problem reporter to report problems in Assertion methods.
*
* @return This object for method chaining.
*/
public Builder ProblemReporter(ProblemReporter problemReporter)
{
_problemReporter = problemReporter;
return(this);
}
internal StateValidationVisitor(Dictionary <string, State> states, ValidationContext context)
{
_states = states;
_currentContext = context;
_problemReporter = context.ProblemReporter;
}