public void Should_not_break_for_invalid_input(string testCase)
{
var input = testCase switch {
"no match" => "{\"POWER\": \"OFF\"}",
"malformed json" => "{\"POWER\":",
"wrong type" => new object(),
};
var source = Observable.Return(input);
var options = new JsonPathTransformationOptions()
{
Expression = "$.data.livingRoom.color"
};
var transformation = new JsonPathTransformation <string>(options);
var scheduler = new TestScheduler();
var actual = scheduler.Start(
() => transformation.GetOperator()(source),
created: 0,
subscribed: 0,
disposed: 100
);
var expected = new Recorded <Notification <string> >[] {
OnCompleted <string>(1)
};
ReactiveAssert.AreElementsEqual(expected, actual.Messages);
}
public void Should_extract_deeply_nested_value()
{
var json = "{\"data\":{\"livingRoom\":{\"color\": \"red\"}}}";
var source = Observable.Return(json);
var options = new JsonPathTransformationOptions()
{
Expression = "$.data.livingRoom.color"
};
var transformation = new JsonPathTransformation <string>(options);
var scheduler = new TestScheduler();
var actual = scheduler.Start(
() => transformation.GetOperator()(source),
created: 0,
subscribed: 10,
disposed: 100
);
var expected = new Recorded <Notification <string> >[] {
OnNext(10, "red"),
OnCompleted <string>(10)
};
ReactiveAssert.AreElementsEqual(expected, actual.Messages);
}
public static ITransformation <object> GetInstance(TransformationOptions options)
{
return(options switch
{
ColorTransformationOptions colorOptions => new ColorTransformation(colorOptions),
MappingTransformationOptions mappingOptions => new MappingTransformation(mappingOptions),
ExpressionTransformationOptions expressionOptions => new ExpressionTransformation <object>(expressionOptions),
JsonPathTransformationOptions jpathOptions => new JsonPathTransformation <string>(jpathOptions),
_ => throw new NotImplementedException($"Transformation for type {options.Type} not registered")
});
