Add benchmarking

Author: rubenvanassche

.gitignore

@@ -11,3 +11,5 @@ testbench.yaml
 vendor
 node_modules
 .php-cs-fixer.cache
+.phpbench
+.DS_Store

benchmarks/DataBench.php

@@ -0,0 +1,74 @@
+<?php
+
+use Illuminate\Support\Collection;
+use Orchestra\Testbench\Concerns\CreatesApplication;
+use PhpBench\Attributes\BeforeMethods;
+use PhpBench\Attributes\Iterations;
+use PhpBench\Attributes\Revs;
+use PhpBench\Benchmark\Metadata\Annotations\Subject;
+use Spatie\LaravelData\LaravelDataServiceProvider;
+use Spatie\LaravelData\Tests\Fakes\ComplicatedData;
+use Spatie\LaravelData\Tests\Fakes\MultiNestedData;
+use Spatie\LaravelData\Tests\Fakes\SimpleData;
+
+class DataBench
+{
+    use CreatesApplication;
+
+    public function __construct()
+    {
+        $this->createApplication();
+    }
+
+    protected function getPackageProviders($app)
+    {
+        return [
+            LaravelDataServiceProvider::class,
+        ];
+    }
+
+    #[Revs(500), Iterations(2)]
+    public function benchData()
+    {
+        MultiNestedData::from([
+            'nested' => ['simple' => 'Hello'],
+            'nestedCollection' => [
+                ['simple' => 'I'],
+                ['simple' => 'am'],
+                ['simple' => 'groot'],
+            ],
+        ]);
+    }
+
+    #[Revs(500), Iterations(2)]
+    public function benchDataCollection()
+    {
+        $collection = Collection::times(
+            15,
+            fn() => [
+                'withoutType' => 42,
+                'int' => 42,
+                'bool' => true,
+                'float' => 3.14,
+                'string' => 'Hello world',
+                'array' => [1, 1, 2, 3, 5, 8],
+                'nullable' => null,
+                'mixed' => 42,
+                'explicitCast' => '16-06-1994',
+                'defaultCast' => '1994-05-16T12:00:00+01:00',
+                'nestedData' => [
+                    'string' => 'hello',
+                ],
+                'nestedCollection' => [
+                    ['string' => 'never'],
+                    ['string' => 'gonna'],
+                    ['string' => 'give'],
+                    ['string' => 'you'],
+                    ['string' => 'up'],
+                ],
+            ]
+        )->all();
+
+        ComplicatedData::collection($collection);
+    }
+}

phpbench.json

@@ -0,0 +1,5 @@
+{
+    "$schema":"./vendor/phpbench/phpbench/phpbench.schema.json",
+    "runner.bootstrap": "vendor/autoload.php",
+    "runner.path" : "benchmarks"
+}