labib47's avatar

Unit Test observer model

Hi , im using model observer , i want to create a unit test where i can test each of function in observer . Somehow i cannot fake the event in the observer . I try to call like we fake a event class , somehow it does not work . Here is my code for observer : -

public function saved(Education $education)
{

    //update form status
    if(Auth::user()->form_education == null || Auth::user()->form_education == 0 ){
        if($education->isDirty()){
            $user = User::find(Auth::user()->id);
            $user->form_education = 1;
            $user->save();
        }
    }

}

Here is the unit test code that im planning -

    factory(User::class)->create();

    $gradeUKFCH = Education::create(['user_id'=>$user->id , 'grade' => 'UK_FCH']);
    $gradeUKUSCH6569 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_USCH_65_69']);
    $gradeUKUSCH6064 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_USCH_60_64']);
    $gradeUKLSCH5559 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_LSCH_55_59']);
    $gradeUKLSCH5054 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_LSCH_50_54']);
    $gradeUKTCH4549 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_TCH_45_49']);
    $gradeUKTHC4044 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_THC_40_44']);
    $gradeUKOU3539 = Education::create(['user_id'=>$user->id , 'grade' => 'UK_OU_35_39']);
    $gradeCGPA = Education::create(['user_id'=>$user->id , 'grade' => 'CGPA' ,'cgpa' => 3.00]);
    $gradeOU35 = Education::create(['user_id'=>$user->id , 'grade' => 'OU_35']);
    $gradeInc = Education::create(['user_id'=>$user->id , 'grade' => 'Inc']);
    $gradeOngoing = Education::create(['user_id'=>$user->id , 'grade' => 'Ongoing']);
    $gradeFail = Education::create(['user_id'=>$user->id , 'grade' => 'Fail']);
    $gradePassPhd = Education::create(['user_id'=>$user->id , 'grade' => 'Pass' , 'qualifications_id' => 10]);
    $gradePassMaster = Education::create(['user_id'=>$user->id , 'grade' => 'Pass' , 'qualifications_id' => 9]);
    $gradePass = Education::create(['user_id'=>$user->id , 'grade' => 'Pass']);

    $this->assertEquals($gradeUKFCH->cgpa,4.00);
    $this->assertEquals($gradeUKUSCH6569->cgpa , 3.70);
    $this->assertEquals($gradeUKUSCH6064->cgpa , 3.30);
    $this->assertEquals($gradeUKLSCH5559->cgpa , 3.00);
    $this->assertEquals($gradeUKLSCH5054->cgpa , 2.70);
    $this->assertEquals($gradeUKTCH4549->cgpa  , 2.30);
    $this->assertEquals($gradeUKTHC4044->cgpa  , 2.00);
    $this->assertEquals($gradeUKOU3539->cgpa   , 1.00);
    $this->assertEquals($gradeCGPA->cgpa , 3.00);
    $this->assertEquals($gradeOU35->cgpa , 0.00);
    $this->assertEquals($gradeInc->cgpa , 0.00);
    $this->assertEquals($gradeOngoing->cgpa , 0.00);
    $this->assertEquals($gradeFail->cgpa , 0.00);
    $this->assertEquals($gradePassPhd->cgpa , 4.00 );
    $this->assertEquals($gradePassMaster->cgpa , 4.00);
    $this->assertEquals($gradePass->cgpa , 3.00 );

Im trying to unot test saved function in observer , somehow i cannot , it still run the observer even i alread put the function to fake the event . Plesae help me , im first time in using unit test . Thank you

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1 reply
Sergiu17's avatar

@labib47 Hi, not sure what you are trying to do, but...

Let's clarify things a little bit, you want to test saved event on your Education model, saved event updates the form_education on the authenticated user.

What is isDirty method doing?

And I don't understand what those assertions doing, what do they have in common with saved event?

This is what I'd do probably

$user = factory(User::class)->create();

$this->actingAs($user); // login in the user.

// not sure why do you use Eduction::create in test, but fine for now.
Education::create(['user_id'=>$user->id , 'grade' => 'UK_FCH']); 

// saved Model event is fired, after ::create()


// this means that if $eduction->isDirty() returns true - then user is updated.
$this->assertTrue($user->fresh()->form_education);

// or, second case, when $education->isDirty() return false
$this->assertFalse($user->fresh()->form_education);

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