public JmesPathExpressionEvaluator(JmesPath jmesPath, string expression)
{
EnsureArg.IsNotNull(jmesPath, nameof(jmesPath));
EnsureArg.IsNotNullOrWhiteSpace(expression, nameof(expression));
try
{
_jmespathExpression = jmesPath.Parse(expression);
}
catch (Exception e)
{
throw new TemplateExpressionException($"The following JmesPath expression could not be parsed: {expression}", e);
}
}
public void InsertString_AtEnd_Succeeds(string original, string toInsert, string expected)
{
var data = JObject.FromObject(new
{
original = original,
toInsert = toInsert,
});
_expression = _jmesPath.Parse("insertString(original, toInsert, length(original))");
var jmesArgument = _expression.Transform(data);
Assert.Equal(JTokenType.String, jmesArgument.Token.Type);
Assert.Equal(expected, jmesArgument.Token.Value <string>());
}
public AddFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <AddFunction>();
_expression = _jmesPath.Parse("add(left, right)");
}
public SubtractFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <SubtractFunction>();
_expression = _jmesPath.Parse("subtract(left, right)");
}
public InsertStringFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <InsertStringFunction>();
_expression = _jmesPath.Parse("insertString(original, toInsert, pos)");
}
public MultiplyFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <MultiplyFunction>();
_expression = _jmesPath.Parse("multiply(left, right)");
}
public FromUnixTimestampMillisecondsTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <FromUnixTimestampFunctionMilliseconds>();
_expression = _jmesPath.Parse("fromUnixTimestampMs(timestamp)");
}
public PowerFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <PowerFunction>();
_expression = _jmesPath.Parse("pow(left, right)");
}
public DivideFunctionTests()
{
_jmesPath = new JmesPath();
_jmesPath.FunctionRepository.Register <DivideFunction>();
_expression = _jmesPath.Parse("divide(left, right)");
}
