Refactor cached tenant resolvers with decorator pattern

tests/Resolvers/PathTenantResolverTest.php

@@ -0,0 +1,40 @@
+<?php
+
+use Illuminate\Http\Request;
+use Illuminate\Routing\Route;
+use Stancl\Tenancy\Exceptions\TenantCouldNotBeIdentifiedByPathException;
+use Stancl\Tenancy\Resolvers\PathTenantResolver;
+use Stancl\Tenancy\Tests\Repository\InMemoryTenantRepository;
+
+beforeEach(function () {
+    $this->repository = new InMemoryTenantRepository();
+
+    $this->tenant = new Tenant();
+    $this->tenant->id = 1;
+
+    $this->repository->store($this->tenant);
+});
+
+it('resolves the tenant from path', function () {
+    $resolver = new PathTenantResolver(
+        tenantRepository: $this->repository,
+    );
+
+    $route = (new Route('get', '/{tenant}/foo', fn () => null))
+        ->bind(Request::create('/1/foo'));
+
+    $result = $resolver->resolve($route);
+
+    expect($result)->toBe($this->tenant);
+});
+
+it('throws when unable to find tenant', function () {
+    $resolver = new PathTenantResolver(
+        tenantRepository: new InMemoryTenantRepository(),
+    );
+
+    $route = (new Route('GET', '/{tenant}/foo', fn () => null))
+        ->bind(Request::create('/2/foo'));
+
+    $resolver->resolve($route);
+})->throws(TenantCouldNotBeIdentifiedByPathException::class);