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Is there a way to fake a method response using Mock or Stubs?


Does HttpCalloutMock work when the tested method doesn't return HttpResponse?Mock class not working with Dynamic & Unique end-pointHTTP Mock Response class has 0 coverageIs there a way to create more than 50000 records in a unit test context?Mock Service .setBody()Post callout behavior assertions for unit test with static resource callout mock failBasic Mock Test Coverage HelpHow can I reference a trigger's method and/or variable from a test class?Can we mock relationships in Apex?Method Is Not Visible: APEX Trailhead Unit Testing Challenge






.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty margin-bottom:0;








4















I have a helper method in my code called canQueryObject, and that method returns a boolean. I have some code that calls the method via the following line of code:



if(!myObjectHelper.canQueryObject(Schema.SObjectType.<<objectType>>)) ... 


I'd like to test some scenarios where the scenario is false. Is there a way I can use Mock or Stubs in a unit-test to set canQueryObject to false?










share|improve this question
























  • Can you create a user in your test that has no access to the object then runAs that use?

    – Eric
    Apr 24 at 4:25

















4















I have a helper method in my code called canQueryObject, and that method returns a boolean. I have some code that calls the method via the following line of code:



if(!myObjectHelper.canQueryObject(Schema.SObjectType.<<objectType>>)) ... 


I'd like to test some scenarios where the scenario is false. Is there a way I can use Mock or Stubs in a unit-test to set canQueryObject to false?










share|improve this question
























  • Can you create a user in your test that has no access to the object then runAs that use?

    – Eric
    Apr 24 at 4:25













4












4








4








I have a helper method in my code called canQueryObject, and that method returns a boolean. I have some code that calls the method via the following line of code:



if(!myObjectHelper.canQueryObject(Schema.SObjectType.<<objectType>>)) ... 


I'd like to test some scenarios where the scenario is false. Is there a way I can use Mock or Stubs in a unit-test to set canQueryObject to false?










share|improve this question
















I have a helper method in my code called canQueryObject, and that method returns a boolean. I have some code that calls the method via the following line of code:



if(!myObjectHelper.canQueryObject(Schema.SObjectType.<<objectType>>)) ... 


I'd like to test some scenarios where the scenario is false. Is there a way I can use Mock or Stubs in a unit-test to set canQueryObject to false?







unit-test mock






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Apr 23 at 19:42







WEFX

















asked Apr 23 at 19:22









WEFXWEFX

1699




1699












  • Can you create a user in your test that has no access to the object then runAs that use?

    – Eric
    Apr 24 at 4:25

















  • Can you create a user in your test that has no access to the object then runAs that use?

    – Eric
    Apr 24 at 4:25
















Can you create a user in your test that has no access to the object then runAs that use?

– Eric
Apr 24 at 4:25





Can you create a user in your test that has no access to the object then runAs that use?

– Eric
Apr 24 at 4:25










1 Answer
1






active

oldest

votes


















8














I typically use a fairly simple pattern and don't bring in a framework. It would look something like the following:



public virtual with sharing class MyObjectHelper

static MyObjectHelper instance = new MyObjectHelper();
@TestVisible static void setMock(MyObjectHelper mock) instance = mock;

public static Boolean canQueryObject(SObjectType sObjectType)

return instance.getCanQueryObject(sObjectType);


// the two method names cannot match or you will get a compile fail
protected virtual Boolean getCanQueryObject(SObjectType sObjectType)

return sObjectType.getDescribe().isQueryable();




Then in your test, you can have a mock return always true or always false, as you wish.



@IsTest
class MyObjectHelperTests

class HelperMock extends MyObjectHelper

Boolean isQueryable = true;
protected override Boolean getCanQueryObject(SObjectType sObjectType)

return isQueryable;



@IsTest static void testCannotQuery()

HelperMock mock = new HelperMock();
mock.isQueryable = false;
MyObjectHelper.setMock(mock);

Test.startTest();
Boolean canQuery = MyObjectHelper.canQueryObject(...);
Test.stopTest();

system.assertEquals(false, canQuery, 'Some informative message');







share|improve this answer























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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    8














    I typically use a fairly simple pattern and don't bring in a framework. It would look something like the following:



    public virtual with sharing class MyObjectHelper

    static MyObjectHelper instance = new MyObjectHelper();
    @TestVisible static void setMock(MyObjectHelper mock) instance = mock;

    public static Boolean canQueryObject(SObjectType sObjectType)

    return instance.getCanQueryObject(sObjectType);


    // the two method names cannot match or you will get a compile fail
    protected virtual Boolean getCanQueryObject(SObjectType sObjectType)

    return sObjectType.getDescribe().isQueryable();




    Then in your test, you can have a mock return always true or always false, as you wish.



    @IsTest
    class MyObjectHelperTests

    class HelperMock extends MyObjectHelper

    Boolean isQueryable = true;
    protected override Boolean getCanQueryObject(SObjectType sObjectType)

    return isQueryable;



    @IsTest static void testCannotQuery()

    HelperMock mock = new HelperMock();
    mock.isQueryable = false;
    MyObjectHelper.setMock(mock);

    Test.startTest();
    Boolean canQuery = MyObjectHelper.canQueryObject(...);
    Test.stopTest();

    system.assertEquals(false, canQuery, 'Some informative message');







    share|improve this answer



























      8














      I typically use a fairly simple pattern and don't bring in a framework. It would look something like the following:



      public virtual with sharing class MyObjectHelper

      static MyObjectHelper instance = new MyObjectHelper();
      @TestVisible static void setMock(MyObjectHelper mock) instance = mock;

      public static Boolean canQueryObject(SObjectType sObjectType)

      return instance.getCanQueryObject(sObjectType);


      // the two method names cannot match or you will get a compile fail
      protected virtual Boolean getCanQueryObject(SObjectType sObjectType)

      return sObjectType.getDescribe().isQueryable();




      Then in your test, you can have a mock return always true or always false, as you wish.



      @IsTest
      class MyObjectHelperTests

      class HelperMock extends MyObjectHelper

      Boolean isQueryable = true;
      protected override Boolean getCanQueryObject(SObjectType sObjectType)

      return isQueryable;



      @IsTest static void testCannotQuery()

      HelperMock mock = new HelperMock();
      mock.isQueryable = false;
      MyObjectHelper.setMock(mock);

      Test.startTest();
      Boolean canQuery = MyObjectHelper.canQueryObject(...);
      Test.stopTest();

      system.assertEquals(false, canQuery, 'Some informative message');







      share|improve this answer

























        8












        8








        8







        I typically use a fairly simple pattern and don't bring in a framework. It would look something like the following:



        public virtual with sharing class MyObjectHelper

        static MyObjectHelper instance = new MyObjectHelper();
        @TestVisible static void setMock(MyObjectHelper mock) instance = mock;

        public static Boolean canQueryObject(SObjectType sObjectType)

        return instance.getCanQueryObject(sObjectType);


        // the two method names cannot match or you will get a compile fail
        protected virtual Boolean getCanQueryObject(SObjectType sObjectType)

        return sObjectType.getDescribe().isQueryable();




        Then in your test, you can have a mock return always true or always false, as you wish.



        @IsTest
        class MyObjectHelperTests

        class HelperMock extends MyObjectHelper

        Boolean isQueryable = true;
        protected override Boolean getCanQueryObject(SObjectType sObjectType)

        return isQueryable;



        @IsTest static void testCannotQuery()

        HelperMock mock = new HelperMock();
        mock.isQueryable = false;
        MyObjectHelper.setMock(mock);

        Test.startTest();
        Boolean canQuery = MyObjectHelper.canQueryObject(...);
        Test.stopTest();

        system.assertEquals(false, canQuery, 'Some informative message');







        share|improve this answer













        I typically use a fairly simple pattern and don't bring in a framework. It would look something like the following:



        public virtual with sharing class MyObjectHelper

        static MyObjectHelper instance = new MyObjectHelper();
        @TestVisible static void setMock(MyObjectHelper mock) instance = mock;

        public static Boolean canQueryObject(SObjectType sObjectType)

        return instance.getCanQueryObject(sObjectType);


        // the two method names cannot match or you will get a compile fail
        protected virtual Boolean getCanQueryObject(SObjectType sObjectType)

        return sObjectType.getDescribe().isQueryable();




        Then in your test, you can have a mock return always true or always false, as you wish.



        @IsTest
        class MyObjectHelperTests

        class HelperMock extends MyObjectHelper

        Boolean isQueryable = true;
        protected override Boolean getCanQueryObject(SObjectType sObjectType)

        return isQueryable;



        @IsTest static void testCannotQuery()

        HelperMock mock = new HelperMock();
        mock.isQueryable = false;
        MyObjectHelper.setMock(mock);

        Test.startTest();
        Boolean canQuery = MyObjectHelper.canQueryObject(...);
        Test.stopTest();

        system.assertEquals(false, canQuery, 'Some informative message');








        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Apr 23 at 19:47









        Adrian LarsonAdrian Larson

        111k19122260




        111k19122260



























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