Add tests

Author: olaru

test/Unit/App/Enum/ContactTopicEnumTest.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace LightTest\Unit\App\Enum;
+
+use Light\App\Enum\ContactTopicEnum;
+use LightTest\Unit\UnitTest;
+
+use function array_map;
+
+class ContactTopicEnumTest extends UnitTest
+{
+    public function testCasesKeepTheValuesPostedByTheForm(): void
+    {
+        $this->assertSame(
+            ['migration', 'project', 'oss', 'other'],
+            array_map(fn (ContactTopicEnum $topic): string => $topic->value, ContactTopicEnum::cases())
+        );
+    }
+
+    public function testLabel(): void
+    {
+        $this->assertSame('Migration', ContactTopicEnum::Migration->label());
+        $this->assertSame('Project work', ContactTopicEnum::Project->label());
+        $this->assertSame('Open source', ContactTopicEnum::Oss->label());
+        $this->assertSame('Something else', ContactTopicEnum::Other->label());
+    }
+}

test/Unit/App/Handler/GetContactCreateFormHandlerTest.php

@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+namespace LightTest\Unit\App\Handler;
+
+use Fig\Http\Message\StatusCodeInterface;
+use Laminas\Diactoros\Response\HtmlResponse;
+use Light\App\Enum\ContactTopicEnum;
+use Light\App\Handler\GetContactCreateFormHandler;
+use LightTest\Unit\UnitTest;
+use Mezzio\Template\TemplateRendererInterface;
+use PHPUnit\Framework\MockObject\Exception;
+use Psr\Http\Message\ServerRequestInterface;
+
+class GetContactCreateFormHandlerTest extends UnitTest
+{
+    /**
+     * @throws Exception
+     */
+    public function testHandleRendersTheContactFormWithTheTopics(): void
+    {
+        $template = $this->createMock(TemplateRendererInterface::class);
+        $template
+            ->expects($this->once())
+            ->method('render')
+            ->with('page::contact', $this->callback(
+                fn (array $params): bool => $params['topics'] === ContactTopicEnum::cases()
+                    && $params['contact_success'] === false
+                    && $params['query'] === []
+            ))
+            ->willReturn('<form></form>');
+
+        $response = (new GetContactCreateFormHandler($template))->handle($this->createRequest([]));
+
+        $this->assertInstanceOf(HtmlResponse::class, $response);
+        $this->assertSame(StatusCodeInterface::STATUS_OK, $response->getStatusCode());
+        $this->assertSame('<form></form>', (string) $response->getBody());
+    }
+
+    /**
+     * @throws Exception
+     */
+    public function testHandleFlagsSuccessAndKeepsExtraQueryParams(): void
+    {
+        $template = $this->createMock(TemplateRendererInterface::class);
+        $template
+            ->expects($this->once())
+            ->method('render')
+            ->with('page::contact', $this->callback(
+                fn (array $params): bool => $params['contact_success'] === true
+                    && $params['query'] === ['utm_source' => 'newsletter']
+            ))
+            ->willReturn('');
+
+        (new GetContactCreateFormHandler($template))->handle(
+            $this->createRequest(['contact' => 'sent', 'utm_source' => 'newsletter'])
+        );
+    }
+
+    /**
+     * @param array<string, mixed> $query
+     * @throws Exception
+     */
+    private function createRequest(array $query): ServerRequestInterface
+    {
+        $request = $this->createStub(ServerRequestInterface::class);
+        $request->method('getQueryParams')->willReturn($query);
+
+        return $request;
+    }
+}