test: add feature tests for purchase management module
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Yoga Pangestu
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258
tests/Feature/Admin/Manage/PurchaseTest.php
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258
tests/Feature/Admin/Manage/PurchaseTest.php
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<?php
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use App\Models\Product;
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use App\Models\Purchase;
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use App\Models\PurchaseItem;
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use function Pest\Laravel\actingAs;
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use function Pest\Laravel\assertDatabaseHas;
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use function Pest\Laravel\assertSoftDeleted;
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use function Pest\Laravel\deleteJson;
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use function Pest\Laravel\get;
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use function Pest\Laravel\patchJson;
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use function Pest\Laravel\postJson;
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/*
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|--------------------------------------------------------------------------
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| Purchase Module Tests
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|--------------------------------------------------------------------------
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*/
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describe('Purchase Module - Authorization', function () {
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it('redirects to login when accessing purchase index unauthenticated', function () {
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get(route('purchase.index'))
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->assertRedirect(route('login'));
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});
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it('returns 403 when user has no permission to view purchases', function () {
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actingAs(createUnauthorizedUser())
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->get(route('purchase.index'))
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->assertStatus(403);
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});
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});
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describe('Purchase Module - Authorized Actions', function () {
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beforeEach(function () {
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$user = createAuthorizedUser([
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'View:Purchase',
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'Create:Purchase',
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'Edit:Purchase',
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'Delete:Purchase',
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'DeleteAny:Purchase',
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]);
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actingAs($user);
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});
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it('can access purchase index page', function () {
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get(route('purchase.index'))
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->assertOk()
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->assertInertia(fn ($page) => $page
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->component('admin/manage/purchase/index')
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->has('purchases')
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);
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});
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it('can access purchase create page', function () {
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get(route('purchase.create'))
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->assertOk()
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->assertInertia(fn ($page) => $page
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->component('admin/manage/purchase/create')
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->has('products')
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->has('cartItems')
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);
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});
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it('can manage cart items', function () {
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$product = Product::factory()->create();
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// 1. Add to cart
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postJson(route('purchase.addToCart'), [
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'product_id' => $product->id,
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'quantity' => 5,
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'unit_price' => 5000,
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])->assertRedirect();
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assertDatabaseHas('purchase_items', [
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'user_id' => auth()->id(),
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'purchase_id' => null,
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'product_id' => $product->id,
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'quantity' => 5,
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]);
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$cartItem = PurchaseItem::where('product_id', $product->id)->whereNull('purchase_id')->first();
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// 2. Update cart item
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patchJson(route('purchase.updateCartItem', $cartItem), [
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'product_id' => $product->id,
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'quantity' => 10,
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'unit_price' => 5000,
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])->assertRedirect();
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expect($cartItem->fresh()->quantity)->toBe(10);
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// 3. Remove from cart
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deleteJson(route('purchase.removeFromCart', $cartItem))->assertRedirect();
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assertSoftDeleted('purchase_items', ['id' => $cartItem->id]);
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});
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it('can store a new purchase and increase stock', function () {
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$product = Product::factory()->create(['stock' => 10]);
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$data = [
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'purchase_date' => now()->format('Y-m-d'),
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'note' => 'Test Purchase',
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'items' => [
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[
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'product_id' => $product->id,
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'quantity' => 20,
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'unit_price' => 5000,
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],
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],
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];
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postJson(route('purchase.store'), $data)
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->assertRedirect(route('purchase.index'))
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->assertSessionHas('success');
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assertDatabaseHas('purchases', [
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'note' => 'Test Purchase',
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'total' => 100000,
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]);
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// Check stock increment (10 + 20 = 30)
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expect($product->fresh()->stock)->toBe(30);
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// Check purchase items
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assertDatabaseHas('purchase_items', [
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'product_id' => $product->id,
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'quantity' => 20,
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'unit_price' => 5000,
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]);
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});
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it('validates purchase creation', function () {
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postJson(route('purchase.store'), [])
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->assertStatus(422)
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->assertJsonValidationErrors(['purchase_date', 'items']);
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});
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it('can access purchase edit page', function () {
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$purchase = Purchase::factory()->create();
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get(route('purchase.edit', $purchase))
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->assertOk()
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->assertInertia(fn ($page) => $page
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->component('admin/manage/purchase/edit')
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->has('purchase')
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->has('products')
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);
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});
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it('can update a purchase and adjust stock', function () {
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$product1 = Product::factory()->create(['stock' => 10]);
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$product2 = Product::factory()->create(['stock' => 10]);
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$purchase = Purchase::create([
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'purchase_date' => now()->format('Y-m-d'),
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'note' => 'Old Note',
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'total' => 5000,
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]);
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$purchase->items()->create([
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'user_id' => auth()->id(),
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'product_id' => $product1->id,
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'quantity' => 5,
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'unit_price' => 1000,
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'total_price' => 5000,
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]);
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// Manually adjust stock as if it was stored
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$product1->increment('stock', 5);
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$newData = [
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'purchase_date' => now()->format('Y-m-d'),
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'note' => 'Updated Note',
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'items' => [
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[
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'product_id' => $product2->id,
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'quantity' => 15,
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'unit_price' => 2000,
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],
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],
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];
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patchJson(route('purchase.update', $purchase), $newData)
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->assertRedirect(route('purchase.index'))
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->assertSessionHas('success');
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// Check data updated
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assertDatabaseHas('purchases', [
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'id' => $purchase->id,
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'note' => 'Updated Note',
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]);
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// Check stock: product1 should be decremented back (15 - 5 = 10), product2 should be incremented (10 + 15 = 25)
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expect($product1->fresh()->stock)->toBe(10);
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expect($product2->fresh()->stock)->toBe(25);
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});
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it('can delete a purchase and decrease stock', function () {
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$product = Product::factory()->create(['stock' => 20]);
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$purchase = Purchase::factory()->create();
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$purchase->items()->create([
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'user_id' => auth()->id(),
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'product_id' => $product->id,
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'quantity' => 10,
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'unit_price' => 1000,
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'total_price' => 10000,
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]);
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// Initial stock check
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// expect($product->fresh()->stock)->toBe(20);
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deleteJson(route('purchase.destroy', $purchase))
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->assertRedirect()
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->assertSessionHas('success');
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assertSoftDeleted('purchases', ['id' => $purchase->id]);
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// Stock should be decreased (20 - 10 = 10)
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expect($product->fresh()->stock)->toBe(10);
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});
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it('can delete purchases in bulk', function () {
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$purchases = Purchase::factory()->count(3)->create();
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$ids = $purchases->pluck('id')->toArray();
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deleteJson(route('purchase.bulkDestroy'), ['ids' => $ids])
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->assertRedirect()
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->assertSessionHas('success');
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foreach ($ids as $id) {
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assertSoftDeleted('purchases', ['id' => $id]);
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}
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});
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});
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describe('Purchase Module - Unauthorized Actions', function () {
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beforeEach(function () {
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actingAs(createUnauthorizedUser());
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});
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it('cannot store a purchase without permission', function () {
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postJson(route('purchase.store'), ['purchase_date' => now()->format('Y-m-d')])
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->assertStatus(403);
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});
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it('cannot update a purchase without permission', function () {
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$purchase = Purchase::factory()->create();
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patchJson(route('purchase.update', $purchase), ['purchase_date' => now()->format('Y-m-d')])
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->assertStatus(403);
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});
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it('cannot delete a purchase without permission', function () {
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$purchase = Purchase::factory()->create();
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deleteJson(route('purchase.destroy', $purchase))
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->assertStatus(403);
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});
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});
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