I am trying to write unit tests for all the functions I have written in DAML. I am aware that if a function returns something I will be able to assert if it is equal or not equal to a particular value using the DA.Assert module. However, i have some functions that may throw runtime errors and I was…

fromSome ends up calling the error function which throws a GeneralError exception. That exception can be caught and you can assert on it. You can also factor out the logic for that into a helper if you find yourself doing that frequently. The other option is to not use fromSome and instead represent…

How would I assert errors if they are called as part of a choice logic? Something like submitMustFailWithError ?

@gtpaulose2 When asking a new question on the forum, please always start a new thread. If you need to reference an existing thread, include a link in your post. Lengthy threads with multiple unrelated or loosely related discussions make a poor forum experience because they’re hard to navigate and b…

Unit Testing DAML functions

App Development

gtpaulose2 December 16, 2022, 9:00am 5

Noted, created a new topic here: Asserting Errors in Unit Test when thrown in a choice

Topic		Replies	Views
Asserting Errors in Unit Test when thrown in a choice App Development	1	201	December 16, 2022
Choice exercise error not caught by try-catch in Daml Script App Development daml	2	387	February 16, 2023
Testing the exact error message returned from failed transactions Outreach	4	441	February 17, 2023
Is it possible for negative test cases to get back just the error message from `daml test`? App Development	2	194	March 21, 2022
My test case still shows "Unhandled exception" even if I try-catch-ed it? App Development daml , test , daml-script	3	401	March 1, 2023

Unit Testing DAML functions

Related topics