public void GetTokensFromBadFormulaTest()
{
var scope = RecalcEngineScope.FromJson(new RecalcEngine(), "{\"A\":1,\"B\":[1,2,3]}");
var checkResult = scope.Check("A + CountRows(B) + C + NoFunction(123)");
var result = GetTokensUtils.GetTokens(checkResult._binding, GetTokensFlags.None);
Assert.Equal(0, result.Count);
result = GetTokensUtils.GetTokens(checkResult._binding, GetTokensFlags.UsedInExpression);
Assert.Equal(3, result.Count);
Assert.Equal(TokenResultType.Variable, result["A"]);
Assert.Equal(TokenResultType.Variable, result["B"]);
Assert.Equal(TokenResultType.Function, result["CountRows"]);
Assert.False(result.ContainsKey("C"));
Assert.False(result.ContainsKey("NoFunction"));
result = GetTokensUtils.GetTokens(checkResult._binding, GetTokensFlags.AllFunctions);
Assert.False(result.ContainsKey("A"));
Assert.False(result.ContainsKey("B"));
Assert.Equal(TokenResultType.Function, result["Abs"]);
Assert.Equal(TokenResultType.Function, result["CountRows"]);
Assert.Equal(TokenResultType.Function, result["Year"]);
Assert.False(result.ContainsKey("C"));
Assert.False(result.ContainsKey("NoFunction"));
result = GetTokensUtils.GetTokens(checkResult._binding, GetTokensFlags.UsedInExpression | GetTokensFlags.AllFunctions);
Assert.Equal(TokenResultType.Variable, result["A"]);
Assert.Equal(TokenResultType.Variable, result["B"]);
Assert.Equal(TokenResultType.Function, result["Abs"]);
Assert.Equal(TokenResultType.Function, result["Year"]);
Assert.Equal(TokenResultType.Function, result["CountRows"]);
Assert.False(result.ContainsKey("C"));
Assert.False(result.ContainsKey("NoFunction"));
}
internal IReadOnlyDictionary <string, TokenResultType> GetTokens(GetTokensFlags flags) => GetTokensUtils.GetTokens(_binding, flags);