Unit test does not work with spy. Says the spy was never called

This is the code I'm testing

eventsApp.factory('userData', ['userResource', function(userResource){
    return{
    getUser: function(userName, callback){
        return userResource.get({userName:userName}, function(user){
        if(callback)
        callback(user);
        });

    };
}]);

And this is a jasmine test for him

describe('userData', function(){
    var mockUserResource;

    beforeEach(module('eventsApp'));

    beforeEach(function(){
        mockUserResource = {get: function(){} };

        module(function($provide){
            $provide.value('userResource', mockUserResource);
        });
    });

    it('should make a call to userResource.get with provided userName', inject(function(userData){

        userData.getUser('Bob');
        spyOn(mockUserResource, 'get');
        expect(mockUserResource.get).toHaveBeenCalledWith({userName:'Bob'});
    }));
});

Why is this failing? It says:

"An expected spy who can be called using [{username:" bob "}] but he has never been called."

.toHaveBeenCalled() also fails.

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1 answer

Should I install a spy before executing a GET request?

it('should make a call to userResource.get with provided userName', inject(function(userData){
    //arrange
    spyOn(mockUserResource, 'get');

    //act
    userData.getUser('Bob');

    //assert
    expect(mockUserResource.get).toHaveBeenCalledWith({userName:'Bob'});
}));

EDIT: Arrange-Act-Assert template ;)

+14
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Source: https://habr.com/ru/post/1529750/


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