tests:import and exporting

tests/ImportExportTest.php

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+<?php
+
+namespace Tests;
+
+use Tests\TestCase;
+use App\Models\User;
+use App\Models\Transaction;
+use Maatwebsite\Excel\Facades\Excel;
+use App\Exports\BackupExport;
+use App\Models\BackupImport as BackupImportModel;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+class ImportExportTest extends TestCase
+{
+    use RefreshDatabase;
+
+    /**
+     */
+    public function test_can_create_exports(): void
+    {
+        Excel::fake();
+
+        $this->actingAs($user = User::factory()->create());
+
+        Transaction::factory(5)->buy()->lastYear()->symbol('AAPL')->create();
+
+        Excel::download(new BackupExport, now()->format('Y_m_d') . '_investbrain_backup.xlsx');
+
+        Excel::assertDownloaded(now()->format('Y_m_d') . '_investbrain_backup.xlsx', function(BackupExport $export) {
+            return true;
+        });
+    }
+
+    /**
+     */
+    public function test_backup_job_completes(): void
+    {
+        $this->actingAs($user = User::factory()->create());
+
+        $backup_job = BackupImportModel::create([
+            'user_id' => auth()->user()->id,
+            'path' => __DIR__.'/0000_00_00_import_test.xlsx'
+        ]);
+
+        $backup_job->refresh();
+
+        $this->assertEquals('success', $backup_job->status);
+    }
+
+    /**
+     */
+    public function test_backup_job_inserts_rows(): void
+    {
+        $this->actingAs($user = User::factory()->create());
+
+        BackupImportModel::create([
+            'user_id' => auth()->user()->id,
+            'path' => __DIR__.'/0000_00_00_import_test.xlsx'
+        ]);
+
+        $this->assertEquals(3, $user->transactions->count());
+    }
+
+    /**
+     */
+    public function test_backup_job_calculates_correct_holding_data(): void
+    {
+        $this->actingAs($user = User::factory()->create());
+
+        BackupImportModel::create([
+            'user_id' => auth()->user()->id,
+            'path' => __DIR__.'/0000_00_00_import_test.xlsx'
+        ]);
+
+        $holding = $user->holdings->first();
+
+        $this->assertEquals('AAPL', $holding->symbol);
+        $this->assertEquals(6, $holding->quantity);
+        $this->assertEqualsWithDelta(233.33, $holding->average_cost_basis, 0.01);
+    }
+}