test: add unit tests for BuilderMakeCommand functionality

Author: MrPunyapal

tests/Unit/Commands/BuilderMakeCommandTest.php

@@ -0,0 +1,50 @@
+<?php
+
+use Orchestra\Testbench\Concerns\InteractsWithPublishedFiles;
+
+uses(InteractsWithPublishedFiles::class);
+
+beforeEach(function () {
+    $this->files = [
+        'app/Models/Builders/FooBuilder.php',
+        'app/Models/Builders/Foo/BarBuilder.php',
+    ];
+});
+
+it('can generate builder file', function () {
+    $this->artisan('make:builder', ['name' => 'FooBuilder'])
+        ->assertExitCode(0);
+
+    $this->assertFileContains([
+        'namespace App\Models\Builders;',
+        'use Illuminate\Database\Eloquent\Builder;',
+        'class FooBuilder extends Builder',
+    ], 'app/Models/Builders/FooBuilder.php');
+
+    $this->assertFilenameNotExists('app/Models/Builders/Foo/BarBuilder.php');
+});
+
+it('can generate builder file with namespace', function () {
+    $this->artisan('make:builder', ['name' => 'Foo\BarBuilder'])
+        ->assertExitCode(0);
+
+    $this->assertFileContains([
+        'namespace App\Models\Builders\Foo;',
+        'use Illuminate\Database\Eloquent\Builder;',
+        'class BarBuilder extends Builder',
+    ], 'app/Models/Builders/Foo/BarBuilder.php');
+
+    $this->assertFilenameNotExists('app/Models/Builders/FooBuilder.php');
+});
+
+it('can generate builder file with model option', function () : void {
+    $this->artisan('make:builder', ['name' => 'FooBuilder', '--model' => 'Foo'])
+        ->assertExitCode(0);
+
+    $this->assertFileContains([
+        'namespace App\Models\Builders;',
+        'class FooBuilder extends Builder',
+        '@template TModel of Foo',
+        '@extends Builder<Foo>',
+    ], 'app/Models/Builders/FooBuilder.php');
+});