/// <summary>
/// Handles lookup response message.
/// </summary>
/// <param name="parent">Parent variable.</param>
/// <param name="message">Message.</param>
/// <returns>Array of evaluation results.</returns>
public NodeEvaluationResult[] ProcessLookup(NodeEvaluationResult parent, JsonValue message)
{
Utilities.ArgumentNotNull("parent", parent);
Utilities.ArgumentNotNull("message", message);
// Retrieve references
JsonArray refs = message.GetArray("refs");
var references = new Dictionary <int, JsonValue>(refs.Count);
for (int i = 0; i < refs.Count; i++)
{
JsonValue reference = refs[i];
var id = reference.GetValue <int>("handle");
references.Add(id, reference);
}
// Retrieve properties
JsonValue body = message["body"];
string handle = parent.Handle.ToString(CultureInfo.InvariantCulture);
JsonValue objectData = body[handle];
var properties = new List <NodeEvaluationResult>();
JsonArray props = objectData.GetArray("properties");
if (props != null)
{
for (int i = 0; i < props.Count; i++)
{
JsonValue property = props[i];
var variableProvider = new NodeLookupVariable(parent, property, references);
NodeEvaluationResult result = _evaluationResultFactory.Create(variableProvider);
properties.Add(result);
}
}
// Try to get prototype
JsonValue prototype = objectData["protoObject"];
if (prototype != null)
{
var variableProvider = new NodePrototypeVariable(parent, prototype, references);
NodeEvaluationResult result = _evaluationResultFactory.Create(variableProvider);
properties.Add(result);
}
return(properties.ToArray());
}
public void CreateLookupVariableWithNullJsonValue() {
// Arrange
var parent = new NodeEvaluationResult(0, null, null, null, null, null, NodeExpressionType.None, null);
Exception exception = null;
Dictionary<int, JToken> references = SerializationTestData.GetLookupJsonReferences();
NodePrototypeVariable result = null;
// Act
try {
result = new NodePrototypeVariable(parent, null, references);
} catch (Exception e) {
exception = e;
}
// Assert
Assert.IsNull(result);
Assert.IsNotNull(exception);
Assert.IsInstanceOfType(exception, typeof (ArgumentNullException));
}
public void CreateLookupVariableWithNullParent() {
// Arrange
JObject json = SerializationTestData.GetLookupJsonPrototype();
Dictionary<int, JToken> references = SerializationTestData.GetLookupJsonReferences();
// Act
var result = new NodePrototypeVariable(null, json, references);
// Assert
Assert.IsNotNull(result);
Assert.AreEqual(NodePropertyAttributes.DontEnum, result.Attributes);
Assert.AreEqual(NodeVariableType.Object, result.Class);
Assert.AreEqual(4, result.Id);
Assert.AreEqual(NodeVariableType.Prototype, result.Name);
Assert.IsNull(result.Parent);
Assert.IsNull(result.StackFrame);
Assert.AreEqual("#<Object>", result.Text);
Assert.AreEqual(NodePropertyType.Normal, result.Type);
Assert.AreEqual("object", result.TypeName);
Assert.IsNull(result.Value);
}
/// <summary>
/// Handles lookup response message.
/// </summary>
/// <param name="parent">Parent variable.</param>
/// <param name="message">Message.</param>
/// <returns>Array of evaluation results.</returns>
public NodeEvaluationResult[] ProcessLookup(NodeEvaluationResult parent, JsonValue message) {
Utilities.ArgumentNotNull("parent", parent);
Utilities.ArgumentNotNull("message", message);
// Retrieve references
JsonArray refs = message.GetArray("refs");
var references = new Dictionary<int, JsonValue>(refs.Count);
for (int i = 0; i < refs.Count; i++) {
JsonValue reference = refs[i];
var id = reference.GetValue<int>("handle");
references.Add(id, reference);
}
// Retrieve properties
JsonValue body = message["body"];
string handle = parent.Handle.ToString(CultureInfo.InvariantCulture);
JsonValue objectData = body[handle];
var properties = new List<NodeEvaluationResult>();
JsonArray props = objectData.GetArray("properties");
if (props != null) {
for (int i = 0; i < props.Count; i++) {
JsonValue property = props[i];
var variableProvider = new NodeLookupVariable(parent, property, references);
NodeEvaluationResult result = _evaluationResultFactory.Create(variableProvider);
properties.Add(result);
}
}
// Try to get prototype
JsonValue prototype = objectData["protoObject"];
if (prototype != null) {
var variableProvider = new NodePrototypeVariable(parent, prototype, references);
NodeEvaluationResult result = _evaluationResultFactory.Create(variableProvider);
properties.Add(result);
}
return properties.ToArray();
}