1 files changed, 117 insertions, 0 deletions
diff --git a/tests/jsonapi/JSONAPIHelperTrait.php b/tests/jsonapi/JSONAPIHelperTrait.php
new file mode 100644
index 0000000..666e198
--- /dev/null
+++ b/tests/jsonapi/JSONAPIHelperTrait.php
@@ -0,0 +1,117 @@
+<?php
+
+use WoohooLabs\Yang\JsonApi\Response\JsonApiResponse;
+use WoohooLabs\Yang\JsonApi\Schema\Document;
+use WoohooLabs\Yang\JsonApi\Schema\Resource\ResourceObject;
+
+trait JSONAPIHelperTrait
+{
+    protected JSONAPITester $tester;
+
+    protected function _before()
+    {
+        DBManager::getInstance()->setConnection(
+            'studip',
+            $this->getModule('\\Helper\\StudipDb')->dbh
+        );
+    }
+
+    protected function withStudipEnv(array $credentials, callable $fn)
+    {
+        // Create global template factory if neccessary
+        $has_template_factory = isset($GLOBALS['template_factory']);
+        if (!$has_template_factory) {
+            $GLOBALS['template_factory'] = new Flexi\Factory($GLOBALS['STUDIP_BASE_PATH'] . '/templates');
+        }
+
+        $result = $this->tester->withPHPLib($credentials, $fn);
+
+        if (!$has_template_factory) {
+            unset($GLOBALS['template_factory']);
+        }
+
+        return $result;
+    }
+
+    protected function sendMockRequest(string $route, string $handler, array $credentials, array $variables = [], array $options = []): JsonApiResponse
+    {
+        $options = array_merge([
+            'method'                => 'GET',
+            'considered_successful' => [200],
+            'json_body'             => null,
+        ], $options);
+
+        $app = $this->tester->createApp(
+            $credentials,
+            strtolower($options['method']),
+            $route,
+            $handler
+        );
+
+        $evaluated_route = preg_replace_callback(
+            '/\{(.+?)(:[^}]+)?}/',
+            function ($match) use ($variables) {
+                $key = $match[1];
+                if (!isset($variables[$key])) {
+                    throw new Exception("No variable '{$key}' defined");
+                }
+                return $variables[$key];
+            },
+            $route
+        );
+
+        $requestBuilder = $this->tester->createRequestBuilder($credentials);
+        $requestBuilder->setUri($evaluated_route)->setMethod(strtoupper($options['method']));
+
+        if (isset($options['json_body'])) {
+            $requestBuilder->setJsonApiBody($options['json_body']);
+
+        }
+
+        /** @var JsonApiResponse $response */
+        $response = $this->withStudipEnv($credentials, function () use ($app, $requestBuilder) {
+            return $this->tester->sendMockRequest($app, $requestBuilder->getRequest());
+        });
+
+        if ($options['considered_successful']) {
+            $this->assertTrue(
+                $response->isSuccessful($options['considered_successful']),
+                'Actual status code is ' . $response->getStatusCode()
+            );
+        }
+
+        return $response;
+    }
+
+    protected function getSingleResourceDocument(JsonApiResponse $response): Document
+    {
+        $this->assertTrue($response->hasDocument());
+
+        $document = $response->document();
+        $this->assertTrue($document->isSingleResourceDocument());
+
+        return $document;
+    }
+
+    protected function getResourceCollectionDocument(JsonApiResponse $response): Document
+    {
+        $this->assertTrue($response->hasDocument());
+
+        $document = $response->document();
+        $this->assertTrue($document->isResourceCollectionDocument());
+
+        return $document;
+    }
+
+    protected function assertHasRelations(ResourceObject $resource, ...$relations)
+    {
+        foreach ($relations as $relation) {
+            $this->assertTrue($resource->hasRelationship($relation));
+        }
+    }
+
+    protected function getResourceFromResponse(JsonApiResponse $response): ResourceObject
+    {
+        return $this->getSingleResourceDocument($response)->primaryResource();
+    }
+}