UNIT-TESTING QUESTIONS

What do you use to Unit-Test your Web UI?

This might help you We use Watin at my place of employment, we are a .net shop so this solution made a lot of sense. We actually started with Watir (the original ruby implementation) and switched after. It's been a pretty good solution for us so far

TAG : unit-testing

Date : January 25 2021, 07:01 AM , By : jazzyfox

How do you test/change untested and untestable code?

it fixes the issue First of all, here's a great article with tips on unit testing. Secondly, I found a great way to avoid making tons of changes in old code is to just refactor it a little until you can test it. One easy way to do this is to make pri

TAG : unit-testing

Date : January 24 2021, 02:01 AM , By : xguru

How to make junior programmers write tests?

wish of those help This is one of the hardest things to do. Getting your people to get it.Sometimes one of the best ways to help junior level programmers 'get it' and learn the right techniques from the seniors is to do a bit of pair programming.

TAG : unit-testing

Date : January 24 2021, 02:01 AM , By : Techspirit

How do you mock a Sealed class?

it fixes the issue My general rule of thumb is that objects that I need to mock should have a common interface too. I think this is right design-wise and makes tests a lot easier (and is usually what you get if you do TDD). More about this can be rea

TAG : unit-testing

Date : January 23 2021, 02:43 AM , By : Steve M

Typical size of unit tests compared to test code

around this issue This will really depend on how well things are factored but, to my experience (yes, I did measure this on some projects), I've seen ratios from 2:1 to 5:1 (this is for tested code of course). Also have a look at the ProductionCodeVs

TAG : unit-testing

Date : January 10 2021, 01:49 PM , By : user106284

ngrx testing: Uncaught TypeError: Cannot read property 'xxxx' of undefined thrown

wish helps you For me adding this line of code afterEach(() => { fixture.destroy(); }); in all my spec files injecting provideMockStore() fixed this issue intermittently triggering.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Blaise Roth

How to get java class from object in kotlin?

Any of those help If you're asserting against java.lang.Long, use Long?::class.java. Long::class.java will give you the primitive long on the JVM. Nullable Long instead maps to the boxed version - java.long.Long.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : user160048

How to restore a mock created with jest.mock()?

I hope this helps you . mockFn.mockRestore only works for a mock function created with jest.spyOn:

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : yogan

How to use the Common Lisp testing framework 'Prove'?

I wish this helpful for you As coredump‘s comment suggest your problem might be unrelated to prove and you should get used to the logic of CL packages.If you need more information about testing there are very good examples in the CL cookbook.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Francesco

Data collector 'Code Coverage' failed to provide initialization information

this will help You basically need Visual Studio Test Agent for Code Coverage.There are 2 possible ways to install for this:

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : oiyto

Testing VueJS component containing other components written by myself

seems to work fine I work on a website with multiple components that contain other components. Now I would like to test if the save button of a form is deactivated correctly if no data is set. I am using vuetify for the UI and Jest for testing. , ins

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : alexandruz

How to write tests with mocks using f#

Does that help As a side-note, you can use implicit constructor syntax to make your class declaration a bit nicer. You can also simplify readonly properties, because you can omit with get():

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Search Classroom

Have you been in cases where TDD increased development time?

Hope that helps In general, when people have the experience that TDD makes the time it takes to get a piece of work done take longer it is because they have an improper definition of "done" or of "piece of work." Typically these people believe in the

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Erwin

How do I add a VSTO project as a reference to a unit testing project?

To fix this issue I can offer an answer to the last part of your question about avoiding the issue.One way to get around this is to separate the code that doesn't explicitly reference VSTO libraries into another project, and then test that - I unders

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Marie Ramos

Difficulty thinking of properties for FsCheck

I hope this helps you . There are already plenty of specific answers, so I'll try to give some general answers which might give you some ideas. Inductive properties for recursive functions. For simple functions, this amounts probably to re-implementi

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Yohan Lee

Can CppUnit report results in HTML or XML format?

wish of those help To output the result of a test in xml format use the XmlOutputter.Regarding generating the list of test cases to run, see this post.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : Myatus

Best unit testing framework for Clojure?

around this issue I wrote clojure.test, and I am working on a new framework, lazytest, with a more functional style.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : user92243

unit testing framework for Microsoft Visual C++ 6.0

With these it helps I'm not a C++ programmer, but I think CppUnit does the trick. I'm sure there are others.

TAG : unit-testing

Date : January 02 2021, 06:48 AM , By : besn

Initializing Variable From Const With Some Changes

seems to work fine I'm trying to create some scenarios for unit testing purposes and running into some problems when dealing with complex objects that I'd like to start from a base state. , If you are really wanting the one-liner, you could do someth

TAG : unit-testing

Date : December 31 2020, 02:31 AM , By : mobi phil

How to test custom web component with jest?

To fix this issue Here is an ugly version that kind of works. Some further notes on this:

TAG : unit-testing

Date : December 28 2020, 06:11 AM , By : Malikul

Spock: How to let static method which is not in the class under test return certain value?

it fixes the issue If your production code is Java, then you can't use Spock mocks to mock static methods. If your production code is Groovy, you can use this:

TAG : unit-testing

Date : December 27 2020, 03:55 PM , By : boonchew

How to test a Ninject Factory returns the same instance in RequestScope

will be helpful for those in need I suspect this is not working in a unit test because there is no HttpContext and InRequestScope() depends on it.

TAG : unit-testing

Date : December 27 2020, 03:51 PM , By : static AG

Why are @expo/vector-icons undefined when mocking expo with jest.mock?

I wish this helpful for you Expo basically has an 'expo-vector-icons' module built in from SDK32. This is why 'expo-vector-icons' modules do not need to be installed separately when creating projects through Expo, and installing them separately can c

TAG : unit-testing

Date : December 25 2020, 09:01 PM , By : user185283

PublicForTests annotation in MSTest

hop of those help? From our comments, there are 2 main approaches that you can take to test private methods: The first is to indirectly test your private method via the public method that uses it. The second is to directly test your private method vi

TAG : unit-testing

Date : December 25 2020, 07:30 AM , By : hsdfhksh

Can the init() function start go routines safely, including along tests?

help you fix your problem In addition to icza's answer, it sounds like you're using init() incorrectly with the testing package.Rather than using init() to initialize things needed for tests, you should define the function TestMain().

TAG : unit-testing

Date : December 24 2020, 03:30 AM , By : Nicholas Hunter

How to mock dependencies for ES6 unit tests?

Any of those help I switched from karma to jest and here is a working demo project:https://github.com/stefaneidelloth/testDemoES6Jest

TAG : unit-testing

Date : December 23 2020, 08:30 PM , By : Caleb Ames

Stub chained function call yields NullPointerException

Hope this helps Afaik @MockBean does not create deep stub mocks, which means there is no support for chaining of mock calls.Such your problem is that mockedRequest.getReader() returns null.

TAG : unit-testing

Date : December 23 2020, 08:01 PM , By : clifton anderson

How to stop Code Coverage from crashing because of sinon even though tests without code coverage pass?

wish of those help In the sinon file (works for every version I've tested) go to var TYPE_MAP = {Once there:

TAG : unit-testing

Date : December 22 2020, 07:30 PM , By : Andrew Mattie

Are there things that you can't test when applying TDD

This might help you Perhaps some things just can't be tested, and reaching 100% code coverage is impossible for some cases?

TAG : unit-testing

Date : December 22 2020, 07:30 AM , By : TheMoo

Ember.js: How can I test Express server mock?

I hope this helps . Generally unit tests are for testing small chunks of code that don’t involve network access. If you’re wanting to test UI code that hits your mocks, acceptance tests are a better way to go. But those tests don’t run the express mo

TAG : unit-testing

Date : December 20 2020, 04:42 AM , By : James

How to ignore empty test files in Jest from throwing error

This might help you Your best bet is to set those test to be skipped as todos.An example of an empty test that passes without problem with a nice todo annotation would something like this:

TAG : unit-testing

Date : December 15 2020, 09:17 AM , By : user112141

Jasmine - When to use toContain() or toMatch()?

this one helps. The difference is partly what they operate on but also what they will do.Here is the example usage from version 2 of Jasmine (but this runs the examples using the latest version):

TAG : unit-testing

Date : December 15 2020, 09:17 AM , By : Frank

karma test cases are running multiple times: Angular unit test

this will help I fixed the above issue by spying on functions which has location.href set inside it.location.href was causing the page to load with different URL and because of that karma was running again and again.

TAG : unit-testing

Date : December 15 2020, 09:13 AM , By : user91848

How to install Cobertura in azure Devops?

it helps some times I have a .net core whith CI in Azure devops. , By removing HtmlInline_AzurePipelines from reporttypes, it worked

TAG : unit-testing

Date : December 10 2020, 07:16 AM , By : user112141

Unit Testing a fluent API with mocking in Spock

fixed the issue. Will look into that further You need to make sure that your builder mock's stubbed with* methods return the mock itself and the build() method returns whatever object (real or also mock) you want.How about this? The first feature met

TAG : unit-testing

Date : December 05 2020, 06:54 AM , By : orlandoferrer

What is the significance of the word "Correctness" in Software Testing?

Hope that helps Since sufficiently complex software may have an infinite number of possible bugs, it is logically impossible to show the correctness of software by testing.Absence of revealed errors (bugs) doesn't imply absence of all errors.

TAG : unit-testing

Date : December 01 2020, 04:40 PM , By : 3NZ0

Testing that a component behaves properly when the service it calls throws an exception with Angular 2

I wish this helpful for you You can't do that as the error will just be thrown and bubble up to the test. What you need to do is allow the user the subscribe with callbacks, and then you can call the error callback. For example

TAG : unit-testing

Date : November 28 2020, 11:01 PM , By : user185751

Can method call be tested without Mockito.verify?

will be helpful for those in need Usually I tend to not even use spies, instead I prefer to write my code in a way that for any class I write:

TAG : unit-testing

Date : November 28 2020, 12:01 PM , By : Marc Dong

How can I exclude dependencies from code coverage?

With these it helps It is the expect result if running test through VSTest.Console.exe, you can run the test through VSTest.Console.exe on your local machine manually and check the result.The Visual Studio Test task calls VSTest.Console.exe to run te

TAG : unit-testing

Date : November 27 2020, 03:01 PM , By : Eniac

UnitTestIsolation instrumentation failed to initialize. Please restart Visual Studio and rerun this test

Hope that helps Go to your TestProject Properties -> Under Debug section Check the

TAG : unit-testing

Date : November 27 2020, 01:01 AM , By : Murali Ravipudi

Robolectric unit test for fragment fails intermitently with ClassNotFoundException exception

Any of those help So following @EugenMartynov's suggestion I added an additional assemble build step to my Teamcity build before building running the tests and so far all the builds pass. It seems that Robolectric indeed has some issues with CI build

TAG : unit-testing

Date : November 24 2020, 01:01 AM , By : billputer

Unit Test - New Operator - Redesign and Inject

wish of those help Create an interface from UserService and pass that into the constructor of your UserController

TAG : unit-testing

Date : November 23 2020, 01:01 AM , By : user98986

PHPUnit test classes with camel case or underscore

may help you . Generally speaking: No, it currently won't cause you any problems (I can't see the future, so I'm not sure how this answer will be true in lets say about ten years from now!).Referring to the manual, as long as

TAG : unit-testing

Date : November 23 2020, 01:01 AM , By : user157138

Angular 2 - PrimeNG Mock Datatable Selection

I wish did fix the issue. How do I mock data to be chosen in PrimeNG's datatable? , Just pass your initial selection into .

TAG : unit-testing

Date : November 22 2020, 11:00 PM , By : Fernando

Grails Unit Test Service MissingProperty 'log'

like below fixes the issue You do not have to have the test class annotated with @Mock([ServiceUnderTest]). @TestFor(ServiceUnderTest) detects its a service class and does all the mocking automatically. It also adds a service property to the test cla

TAG : unit-testing

Date : November 22 2020, 11:17 AM , By : yatil

Grails unit test about new some class using Spock testing

will help you My method is:

TAG : unit-testing

Date : November 22 2020, 11:05 AM , By : Dave

Where to keep unit test data?

I hope this helps . As Andrew says, normally the TestDataBuilder/TestObjectBuilder patterns are probably the cleanest way to do this, especially when dealing with integration tests. Anything else (csvs, databases etc...) introduce an extra level of i

TAG : unit-testing

Date : November 22 2020, 10:58 AM , By : sep

Should I keep using mocks and stubs in domain testing?

To fix the issue you can do From unit testing point of view you should be using mocks and stubs. On of the traits of good unit tests is isolation, which means they shouldn't rely on external components (like data access).However, you might want to (o

TAG : unit-testing

Date : November 22 2020, 10:54 AM , By : Nic Doye

How to skip first N tests in PHPUnit?

With these it helps You can use the --filter option to select which tests that you want to run. There is also the --testsuite option which you can use to specify. Both of these options take a pattern parameter that is used to select the tests that yo

TAG : unit-testing

Date : November 22 2020, 10:31 AM , By : user170635

Vue.js unit test - mock service with async data

This might help you I truly couldn't figure out why sometimes the component failed to mount. I'm not even sure it's related to the injector but, in any case, I kept the test consistent by not using it; trying a different approach instead.The componen

TAG : unit-testing

Date : November 21 2020, 03:00 PM , By : Cenneca

Issue testing Laravel Controller with Mockery | trying to get property of non-object

I wish did fix the issue. Building upon Dave's answer, I was able to figure out what my problem is. I wasn't mocking the delete() method. I didn't understand the need to mock each individual method in my controller that would be called.I just added t

TAG : unit-testing

Date : November 19 2020, 04:06 PM , By : hlpimfalling

Counting assertions

wish of those help The imagination to take stupid decisions in software management really have no limits, counting assertions??...the problem with testing usually its a quality problem not a quantity problem.If you want a respected reference, Gerard

TAG : unit-testing

Date : November 19 2020, 12:01 PM , By : greggerz

Should I have failing tests?

this one helps. When you create unit tests, they should all pass. That doesn't mean that you shouldn't test the "failing" cases. It just means that the test should pass when it "fails."This way, you don't have to go through your (preferably) large nu

TAG : unit-testing

Date : November 17 2020, 04:28 AM , By : arcadian

Spring integration testing flow with exception

this one helps. Caused by: org.springframework.messaging.MessageHandlingException: nested exception is java.lang.RuntimeException: xyz, failedMessage=GenericMessage [payload=xyz, headers={errorChannel=errorsFromSend, id=38b35bcb-61f1-7be4-c523-499d8f

TAG : unit-testing

Date : November 16 2020, 04:01 AM , By : Jonathan

How to ensure that all Async functions Run before defer is executed

wish helps you If the test double is being used as a stub, then you should call .AnyTimes() on it. This way gomock won't care if the go routine has finished or not.If however you are wanting to make assertions on it (and therefore its a mock and not

TAG : unit-testing

Date : November 15 2020, 04:01 AM , By : clifton anderson

Laravel - Testing Repositories

wish helps you I think your main issue is that you're not using the repository pattern correctly. You should think about the passed model in your constructor as a prototype. It's not a real thing to be worked with, but an instance of something you us

TAG : unit-testing

Date : November 14 2020, 05:18 PM , By : JackIT

Mocked class function being called instead of only being mocked

should help you out I am mocking a class in spock and just want to check whether the methods inside the method being tested are getting called or not , I don't want internal methods to run. , The following code works perfectly fine, it fails with:

TAG : unit-testing

Date : November 14 2020, 04:51 PM , By : James Dio

chicken scheme - how do i temporarily capture data sent to standard output

I wish this helpful for you The port is an optional second argument which defaults to standard output.You can do one of two things to send it to a string. The first way is to create a string port and pass it to display as the optional argument to use

TAG : unit-testing

Date : November 13 2020, 05:43 AM , By : nemof

Moq, how to moq objects with private constructor?

seems to work fine There is no easy way for Order to be mocked given its current definition.Try creating the mock through the protected constructor by passing the desired argument to the mock

TAG : unit-testing

Date : November 12 2020, 04:01 AM , By : Habikki

cakephp 3 undefined property cookie component unit test

I think the issue was by ths following , As the error suggests, there is no $this->Cookie property in your unit test. I can only assume that $this->Cookie in your component refers to the Cookie component (which btw is deprecated as of CakePHP 3.5).If

TAG : unit-testing

Date : November 11 2020, 03:01 PM , By : Vijayant Singh