public JContainer EvalJContainer(string exp)
{
if (string.IsNullOrEmpty(exp))
{
return(null);
}
var var = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp);
if (!var.IsJsonIdentifierExpression)
{
return(null);
}
var jsonIdentifierExpression = var as LanguageAST.LanguageExpression.JsonIdentifierExpression;
if (jsonIdentifierExpression?.Item is LanguageAST.JsonIdentifierExpression.NameExpression nameExpression)
{
return(_env.JsonObjects[nameExpression.Item.Name]);
}
if (jsonIdentifierExpression?.Item is LanguageAST.JsonIdentifierExpression.IndexNestedNameExpression arrayExpression)
{
return(_env.JsonObjects[arrayExpression.Item.ObjectName]);
}
return(null);
}
public List <string> GetIndexes(string exp)
{
var indexMap = new List <string>();
if (!string.IsNullOrEmpty(exp))
{
var var = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp);
if (var.IsJsonIdentifierExpression)
{
if (var is LanguageAST.LanguageExpression.JsonIdentifierExpression jsonIdentifierExpression)
{
BuildIndexMap(jsonIdentifierExpression.Item, exp, indexMap, null);
}
}
else
{
if (var.IsRecordSetExpression && var is LanguageAST.LanguageExpression.RecordSetExpression recSetExpression)
{
GetIndexAddRecordSetIndexes(exp, indexMap, recSetExpression);
}
}
}
return(indexMap.Where(s => !s.Contains(@"(*)")).ToList());
}
public void AssignEvaluation_LanguageExpressionToJsonExpression_Scalar()
{
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Child]]");
var exp = AssignEvaluation.languageExpressionToJsonIdentifier(parsed);
Assert.IsNotNull(exp);
}
public List <string> GetIndexes(string exp)
{
IList <string> indexMap = null;
if (!string.IsNullOrEmpty(exp))
{
var parsedExpression = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp, ShouldTypeCast.Yes);
if (parsedExpression.IsJsonIdentifierExpression)
{
if (parsedExpression is LanguageAST.LanguageExpression.JsonIdentifierExpression jsonIdentifierExpression)
{
indexMap = _buildIndexMap.Build(jsonIdentifierExpression.Item, exp);
}
}
else
{
if (parsedExpression.IsRecordSetExpression && parsedExpression is LanguageAST.LanguageExpression.RecordSetExpression recSetExpression)
{
indexMap = GetIndexAddRecordSetIndexes(exp, recSetExpression);
}
}
}
if (indexMap is null)
{
return(new List <string>());
}
return(indexMap.Where(s => !s.Contains(@"(*)")).ToList());
}
public void AssignEvaluation_assignGivenAnArrayValueCreatesValidJson_StarIndex_MutateArray_AndAddAProperty()
{
var env = CreateTestEnvWithData();
JArray x = new JArray();
var result = PublicFunctions.EvalEnvExpression("[[rec(1).a]]", 0, false, env);
var secondResult = PublicFunctions.EvalEnvExpression("[[rec(2).a]]", 0, false, env);
var thirdResult = PublicFunctions.EvalEnvExpression("[[rec(3).a]]", 0, false, env);
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Child().Name]]");
var parsed2 = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Child(*).Name]]");
var parsed3 = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Age]]");
var val = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed;
var val2 = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed2;
var val3 = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed3;
// ReSharper disable once RedundantAssignment
var env2 = AssignEvaluation.assignGivenAValue(env, result, val.Item);
env2 = AssignEvaluation.assignGivenAValue(env2, secondResult, val.Item);
env2 = AssignEvaluation.assignGivenAValue(env2, thirdResult, val2.Item);
env2 = AssignEvaluation.assignGivenAValue(env2, result, val3.Item);
Assert.IsTrue(env2.JsonObjects.ContainsKey("Person"));
var obj = env2.JsonObjects["Person"];
Assert.AreEqual(obj.ToString(), "{\r\n \"Child\": [\r\n {\r\n \"Name\": \"Bob\"\r\n },\r\n {\r\n \"Name\": \"Bob\"\r\n }\r\n ],\r\n \"Age\": \"2\"\r\n}");
}
public List <string> GetIndexes(string exp)
{
var indexMap = new List <string>();
if (!string.IsNullOrEmpty(exp))
{
var var = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp);
if (var.IsJsonIdentifierExpression)
{
var jsonIdentifierExpression = var as LanguageAST.LanguageExpression.JsonIdentifierExpression;
if (jsonIdentifierExpression != null)
{
BuildIndexMap(jsonIdentifierExpression.Item, exp, indexMap, null);
}
}
else if (var.IsRecordSetExpression)
{
var recSetExpression = var as LanguageAST.LanguageExpression.RecordSetExpression;
if (recSetExpression != null)
{
var indexes = EvalRecordSetIndexes(@"[[" + recSetExpression.Item.Name + @"(*)]]", 0);
foreach (var index in indexes)
{
indexMap.Add(exp.Replace(@"(*).", $"({index})."));
}
}
}
}
return(indexMap.Where(s => !s.Contains(@"(*)")).ToList());
}
public JContainer EvalJContainer(string exp)
{
if (string.IsNullOrEmpty(exp))
{
return(null);
}
var parsedExpression = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp, ShouldTypeCast.Yes);
if (parsedExpression.IsJsonIdentifierExpression && parsedExpression is LanguageAST.LanguageExpression.JsonIdentifierExpression jsonIdentifierExpression)
{
if (jsonIdentifierExpression.Item is LanguageAST.JsonIdentifierExpression.NameExpression nameExpression)
{
if (_env.JsonObjects.Count > 0)
{
return(_env.JsonObjects[nameExpression.Item.Name]);
}
}
if (jsonIdentifierExpression.Item is LanguageAST.JsonIdentifierExpression.IndexNestedNameExpression arrayExpression)
{
return(_env.JsonObjects[arrayExpression.Item.ObjectName]);
}
}
// BUG: if any other types are added to JsonIdentifierExpression this method will no longer be correct.
return(null);
}
public void Eval_JsonArrayComplex_Atom()
{
//------------Setup for test--------------------------
var env = CreateEnvironmentWithData();
//------------Execute Test---------------------------
var res = EvaluationFunctions.evalJson(env, 0, false, EvaluationFunctions.parseLanguageExpressionWithoutUpdate("1"));
//------------Assert Results-------------------------
Assert.AreEqual("1", CommonFunctions.evalResultToString(res));
}
public void Eval_JsonArrayComplex_ComplexExp()
{
//------------Setup for test--------------------------
var env = CreateEnvironmentWithData();
//------------Execute Test---------------------------
var res = EvaluationFunctions.evalJson(env, 0, false, EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@arrayObj().Name]] [[@arrayObj().Name]]", ShouldTypeCast.Yes));
//------------Assert Results-------------------------
Assert.AreEqual("bobe bobe", CommonFunctions.evalResultToString(res));
}
public void AssignEvaluation_assignGivenAnArrayValueCreatesValidJson_Invalid()
{
var env = CreateTestEnvWithData();
JArray x = new JArray();
var result = PublicFunctions.EvalEnvExpression("[[rec(1).a]]", 0, false, env);
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Child(1).Name]]");
var val = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed;
var env2 = AssignEvaluation.assignGivenAValue(env, result, val.Item);
Assert.IsTrue(env2.JsonObjects.ContainsKey("Person"));
Assert.AreEqual(env2.JsonObjects["Person"].ToString(), "{\r\n \"Child\": [\r\n {\r\n \"Name\": \"2\"\r\n }\r\n ]\r\n}");
}
public void BuildJObjectArrayIndexMapHelper_Build_GivenObjectWithChildThatHasListOfStrings_SelectNonExistentItem_ExpectNoIndexMap()
{
var env = new ExecutionEnvironment();
env.AssignJson(new AssignValue("[[@ob]]", "{\"addresses\":[],\"user\":{\"name\":\"bob\", \"friends\":[{\"name\":\"joe\"},{\"name\":\"jef\"}]}}"), 0);
var test = new BuildJObjectArrayIndexMapHelper(env);
const string exp = "[[@ob.user.addresses(*).name]]";
var parsedExpression = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp, ShouldTypeCast.Yes) as LanguageAST.LanguageExpression.JsonIdentifierExpression;
var indexMap = test.Build(parsedExpression.Item, exp);
Assert.AreEqual(0, indexMap.Count);
}
public void AssignEvaluation_assignGivenAnArrayValueCreatesValidJson_LastIndex_MutateArray_differentProperties()
{
var env = CreateTestEnvWithData();
var x = new JArray();
var result = PublicFunctions.EvalEnvExpression("[[rec(1).a]]", 0, false, env);
var secondResult = PublicFunctions.EvalEnvExpression("[[rec(2).a]]", 0, false, env);
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Child().Name]]");
var parsed2 = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[@Person.Child().Age]]");
var val = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed;
var val2 = (LanguageAST.LanguageExpression.JsonIdentifierExpression)parsed2;
var env2 = AssignEvaluation.assignGivenAValue(env, result, val.Item);
env2 = AssignEvaluation.assignGivenAValue(env2, secondResult, val2.Item);
Assert.IsTrue(env2.JsonObjects.ContainsKey("Person"));
Assert.AreEqual("{\r\n \"Child\": [\r\n {\r\n \"Name\": \"2\",\r\n \"Age\": \"4\"\r\n }\r\n ]\r\n}", env2.JsonObjects["Person"].ToString());
}
public void GivenContainer_ExecutionEnvironmentBuildIndexMap_ShouldBuildMapForChildObj()
{
Assert.IsNotNull(_environment);
_environment.AssignJson(new AssignValue(ChildNameExpression, "Sanele"), 0);
var privateObj = new PrivateObject(_environment);
var var = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(ChildNameExpression);
var jsonIdentifierExpression = var as LanguageAST.LanguageExpression.JsonIdentifierExpression;
var obj = new JArray(ChildNameExpression);
if (jsonIdentifierExpression == null)
{
return;
}
var mapItems = new List <string>();
object[] args = { jsonIdentifierExpression.Item, "", mapItems, obj };
privateObj.Invoke("BuildIndexMap", args);
}
public void BuildJObjectArrayIndexMapHelper_Build_GivenObjectWithListOfStrings_ExpectIndexForEachArrayItem()
{
var env = new ExecutionEnvironment();
env.AssignJson(new AssignValue("[[@ob]]", "{\"addresses\":[],\"users\":[{\"name\":\"bob\"},{\"name\":\"joe\"},{\"name\":\"jef\"}],\"tags\":[]}"), 0);
var test = new BuildJObjectArrayIndexMapHelper(env);
const string exp = "[[@ob.users(*).name]]";
var parsedExpression = EvaluationFunctions.parseLanguageExpressionWithoutUpdate(exp, ShouldTypeCast.Yes) as LanguageAST.LanguageExpression.JsonIdentifierExpression;
var indexMap = test.Build(parsedExpression.Item, exp);
Assert.AreEqual(3, indexMap.Count);
Assert.AreEqual("[[@ob.users(1).name]]", indexMap[0]);
Assert.AreEqual("[[@ob.users(2).name]]", indexMap[1]);
Assert.AreEqual("[[@ob.users(3).name]]", indexMap[2]);
}
public void AssignEvaluation_LanguageExpressionToJsonExpression()
{
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[Child(1).Name]]");
var exp = AssignEvaluation.languageExpressionToJsonIdentifier(parsed);
Assert.IsTrue(exp.IsIndexNestedNameExpression);
var exp2 = (exp as LanguageAST.JsonIdentifierExpression.IndexNestedNameExpression).Item;
var index = exp2.Index;
Assert.IsTrue(index.IsIntIndex);
var bob = (index as LanguageAST.Index.IntIndex).Item;
Assert.AreEqual(1, bob);
Assert.AreEqual("Child", exp2.ObjectName);
Assert.IsTrue(exp2.Next.IsNameExpression);
var x2 = (exp2.Next as LanguageAST.JsonIdentifierExpression.NameExpression).Item;
Assert.AreEqual(x2.Name, "Name");
}
public void Eval_RecSet_AsStringind()
{
//------------Setup for test--------------------------
var env = CreateEnvironmentWithData();
//------------Execute Test---------------------------
var res = EvaluationFunctions.evalRecordSetAsString(env, ((LanguageAST.LanguageExpression.RecordSetExpression)EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[Rec(1).a]]")).Item);
//------------Assert Results-------------------------
Assert.AreEqual(CommonFunctions.atomtoString(res), "1");
}
public void AssignEvaluation_LanguageExpressionToJsonExpression_Complex()
{
var parsed = EvaluationFunctions.parseLanguageExpressionWithoutUpdate("[[[[bob]]]]");
var exp = AssignEvaluation.languageExpressionToJsonIdentifier(parsed);
}
public static LanguageAST.LanguageExpression ParseLanguageExpressionWithoutUpdate(string expression)
{
return(EvaluationFunctions.parseLanguageExpressionWithoutUpdate(expression));
}
public static LanguageAST.LanguageExpression ParseLanguageExpressionWithoutUpdate(string expression) => EvaluationFunctions.parseLanguageExpressionWithoutUpdate(expression, ShouldTypeCast.Yes);