Create tests for app/Models/Doubler

tests/Feature/app/Models/DoublerTest.php

@@ -0,0 +1,53 @@
+<?php
+
+/** @noinspection PhpUnhandledExceptionInspection */
+
+use App\Actions\Entries\CreateEntry;
+use App\Models\Audition;
+use App\Models\Doubler;
+use App\Models\Entry;
+use App\Models\Event;
+use App\Models\Student;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function () {
+    $this->event = Event::factory()->create();
+    $this->student = Student::factory()->create(['grade' => 8]);
+    $this->audition1 = Audition::factory()->create([
+        'minimum_grade' => 8, 'maximum_grade' => 8, 'event_id' => $this->event->id,
+    ]);
+    $this->audition2 = \App\Models\Audition::factory()->create([
+        'minimum_grade' => 8, 'maximum_grade' => 8, 'event_id' => $this->event->id,
+    ]);
+    $entryCreator = app(CreateEntry::class);
+    $entryCreator($this->student, $this->audition1);
+    $entryCreator($this->student, $this->audition2);
+});
+
+it('can return its student', function () {
+    expect(Doubler::first()->student->id)->toEqual($this->student->id)
+        ->and(Doubler::first()->student)->toBeInstanceOf(Student::class);
+});
+
+it('can return its event', function () {
+    expect(Doubler::first()->event->id)->toEqual($this->event->id)
+        ->and(Doubler::first()->event)->toBeInstanceOf(Event::class);
+});
+
+it('can return its entries', function () {
+    expect(Doubler::first()->entries()->count())->toEqual(2)
+        ->and(Doubler::first()->entries()->first())->toBeInstanceOf(Entry::class);
+});
+
+it('can find a doubler', function () {
+    expect(Doubler::findDoubler($this->student->id, $this->event->id))->toBeInstanceOf(Doubler::class);
+});
+
+it('can load doublers for a given event', function () {
+    Doubler::truncate();
+    expect(Doubler::count())->toBe(0);
+    Doubler::syncForEvent($this->event->id);
+    expect(Doubler::count())->toBe(1);
+});