feat: read BusProNet base data from the MyE&P API

tests/BusProNet/DataProvider/PickupDataProviderTest.php

@@ -0,0 +1,91 @@
+<?php
+
+namespace App\Tests\BusProNet\DataProvider;
+
+use App\BusProNet\DataProvider\PickupDataProvider;
+use App\MyEp\Api\AccessTokenProvider;
+use App\MyEp\Api\ApiClient;
+use App\MyEp\Api\ResponseMapper;
+use App\MyEp\Cache\StaleWhileErrorCache;
+use PHPUnit\Framework\TestCase;
+use Psr\Log\NullLogger;
+use Symfony\Component\Cache\Adapter\ArrayAdapter;
+use Symfony\Component\HttpClient\MockHttpClient;
+use Symfony\Component\HttpClient\Response\MockResponse;
+
+class PickupDataProviderTest extends TestCase
+{
+    public function testPickupsAreKeyedByBusProId(): void
+    {
+        $provider = $this->provider([$this->pickupsResponse()]);
+
+        $pickups = $provider->getAll();
+
+        $this->assertEquals([4, 27], array_keys($pickups));
+        $this->assertEquals('Karlsruhe', $pickups[4]->getCity());
+        $this->assertEquals('A5 - Autohof Bruchsal', $pickups[4]->getStreet());
+        $this->assertEquals(4, $pickups[4]->getBusProId());
+    }
+
+    public function testGetResolvesASingleBoardingPoint(): void
+    {
+        $provider = $this->provider([$this->pickupsResponse()]);
+
+        $this->assertEquals('Karlsruhe', $provider->get(4)->getCity());
+        $this->assertNull($provider->get(999));
+    }
+
+    public function testAPickupWithoutAnIdIsSkipped(): void
+    {
+        $provider = $this->provider([new MockResponse(json_encode([
+            ['city' => 'Nirgendwo'],
+            ['id' => 27, 'city' => 'Stuttgart'],
+        ]))]);
+
+        $this->assertEquals([27], array_keys($provider->getAll()));
+    }
+
+    public function testAFailingRequestServesTheLastKnownPickups(): void
+    {
+        $pool = new ArrayAdapter();
+        $this->provider([$this->pickupsResponse()], $pool)->getAll();
+
+        $pool->deleteItem('myep_pickups');
+        $failing = $this->provider([new MockResponse('', ['http_code' => 503])], $pool);
+
+        $this->assertCount(2, $failing->getAll());
+    }
+
+    private function pickupsResponse(): MockResponse
+    {
+        return new MockResponse(json_encode([
+            ['id' => 4, 'code' => '298', 'city' => 'Karlsruhe', 'street' => 'A5 - Autohof Bruchsal'],
+            ['id' => 27, 'code' => '301', 'city' => 'Stuttgart', 'street' => 'Flughafen'],
+        ]));
+    }
+
+    /**
+     * @param list<MockResponse> $responses
+     */
+    private function provider(array $responses, ?ArrayAdapter $pool = null): PickupDataProvider
+    {
+        $pool ??= new ArrayAdapter();
+        $logger = new NullLogger();
+
+        $httpClient = new MockHttpClient(array_merge(
+            [new MockResponse(json_encode(['access_token' => 'token', 'expires_in' => 600]))],
+            $responses,
+        ));
+
+        $tokens = new AccessTokenProvider($httpClient, new ArrayAdapter(), $logger, [
+            'client_id' => 'id',
+            'client_secret' => 'secret',
+        ]);
+
+        return new PickupDataProvider(
+            new ApiClient($httpClient, $tokens, $logger),
+            new ResponseMapper($logger),
+            new StaleWhileErrorCache($pool, $logger),
+        );
+    }
+}