Latest #property-testing Threads 
Skuld started out as a limited exploratory project, and then it snowballed…
Most Elixir apps have a layer of orchestration code bridging...
New
Another outcome of Language Agnostic Code Audit SaaS I’m currently working on is a PropWise library.
It scans the project content, and d...
New
The new how to guide on testing resources has some helpful ideas on how to test that actions handle valid inputs.
What’s the recommended...
New
I’m trying to test an Ecto query that joins a few tables, and that a lot of where conditions that have to satisfy before selecting rows. ...
New
Suppose I have a legacy rails or node-js or java project.
I will write a separate new project for tests. I will check all the tests pass...
New
Trying to write a property based test to prove ‘js_lib.patch(json_a, elixir_lib.diff(json_a, json_b)) == json_b’
a , b are maps and I n...
New
In episode 72 of Thinking Elixir, we talk with Wiebe-Marten Wijnja about his project TypeCheck that provides a new kind of runtime type c...
New
I receive this error
== Compilation error in file path/campaign_test.exs ==
** (exit) exited in: GenServer.call(PropCheck.CounterStrike,...
New
TypeCheck: Fast and flexible runtime type-checking for your Elixir projects.
Core ideas
Type- and function specifications are const...
New
Greetings! I am relatively new to property-based testing. I am practicing writing property tests and hoping for a code review if any prac...
New
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Another outcome of Language Agnostic Code Audit SaaS I’m currently working on is a PropWise library.
It scans the project content, and d...
New
Skuld started out as a limited exploratory project, and then it snowballed…
Most Elixir apps have a layer of orchestration code bridging...
New
Last Three Year's Trending
TypeCheck: Fast and flexible runtime type-checking for your Elixir projects.
Core ideas
Type- and function specifications are const...
New
I’m trying to test an Ecto query that joins a few tables, and that a lot of where conditions that have to satisfy before selecting rows. ...
New
The new how to guide on testing resources has some helpful ideas on how to test that actions handle valid inputs.
What’s the recommended...
New
Trending Over Three Years
Hi folks,
I'm trying to transform our tests for AuthToken (a wrapper around JOSE) to ExUnitProperties. But I'm kinda failing at the mos...
New
Hello everybody!
I’ve discovered property-testing with stream_data a few months ago. Since then, I’ve successfully re-written the tests ...
New
I was trying to use StreamData with test factory functions based off of what is in “What’s new in Ecto 2.1” book (or also close to what t...
New
I’m trying to write property based tests for a Reverse Polish Notation calculator.
I’ve implemented the RPN such that it will return an ...
New
I am having a hard time coming up with negative tests. I believe it can be done with filters, but I haven’t been able to come up good wor...
New
There is long running issue on stream_data library to implement such functionality. In the meanwhile I have created this small library (s...
New
ElixirConf US 2018 – Picking Properties to Test in Property-Based Testing – Michael Stalker (@mstalker)
The developer st...
New
I am trying to generate strings which pass a rule, e.g.
1 < length(string) < 10
So I am using,
StreamData.string( … ) |> Stre...
New
I receive this error
== Compilation error in file path/campaign_test.exs ==
** (exit) exited in: GenServer.call(PropCheck.CounterStrike,...
New
If you are interested in Using Property Based Testing in Elixir I have a new training course on the subject. It will be about 10 lessons ...
New
Hi everyone!
I’m Nikola and I’ll be working on the following google summer of code project.
I plan on updating you folks in this thread...
New
ElixirConf US 2018 – Empirical Monkeys: A Practitioner’s Take on Breaking Distributed Elixir Systems via Property-Based Testing – Rafal S...
New
Hi folks,
I’ve lately been perusing Fred Herbert’s amazing Property_Based Testing Book
and I’ve used some of the principles here alread...
New
I am generating a list of atoms which looks like this,
[:c, :u, :d]
|> StreamData.one_of()
|> StreamData.list_of()
…
A little mo...
New
Greetings! I am relatively new to property-based testing. I am practicing writing property tests and hoping for a code review if any prac...
New
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