test: add first unit tests

phpunit.xml

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+<phpunit bootstrap="tests/bootstrap.php" colors="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true">
+    <testsuites>
+        <testsuite name="unit">
+            <directory>tests/Unit</directory>
+        </testsuite>
+    </testsuites>
+    <filter>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">lib</directory>
+        </whitelist>
+    </filter>
+</phpunit>

tests/Unit/Controller/JoinControllerTest.php

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+<?php
+namespace OCA\BigBlueButton\Tests\Controller;
+
+
+use PHPUnit\Framework\TestCase;
+use OCP\AppFramework\Http\RedirectResponse;
+use OCP\IURLGenerator;
+use OCP\ISession;
+use OCP\IUserSession;
+use OCP\IConfig;
+use OCP\IRequest;
+use OCP\IUser;
+use OCA\BigBlueButton\Service\RoomService;
+use OCA\BigBlueButton\Controller\JoinController;
+use OCA\BigBlueButton\BigBlueButton\API;
+use OCA\BigBlueButton\NotFoundException;
+use OCA\BigBlueButton\Db\Room;
+
+class JoinControllerTest extends TestCase
+{
+	private $request;
+	private $service;
+	private $userSession;
+	private $config;
+	private $urlGenerator;
+	private $controller;
+	private $api;
+	private $room;
+
+	public function setUp(): void
+	{
+		parent::setUp();
+
+		$this->request = $this->createMock(IRequest::class);
+		$this->session = $this->createMock(ISession::class);
+		$this->service = $this->createMock(RoomService::class);
+		$this->userSession = $this->createMock(IUserSession::class);
+		$this->config = $this->createMock(IConfig::class);
+		$this->urlGenerator = $this->createMock(IURLGenerator::class);
+		$this->api = $this->createMock(API::class);
+
+		$this->controller = new JoinController(
+			'bbb',
+			$this->request,
+			$this->session,
+			$this->service,
+			$this->urlGenerator,
+			$this->userSession,
+			$this->config,
+			$this->api
+		);
+
+		$this->room = new Room();
+		$this->room->uid = 'uid_foo';
+		$this->room->userId = 'user_foo';
+		$this->room->access = Room::ACCESS_PUBLIC;
+		$this->room->name = 'name_foo';
+		$this->room->password = 'password_foo';
+	}
+
+	public function testNonExistingRoom()
+	{
+		$this->expectException(NotFoundException::class);
+		$this->service
+			->expects($this->once())
+			->method('findByUID')
+			->willReturn(null);
+
+		$this->controller->index(null);
+	}
+
+	public function testUserIsLoggedIn()
+	{
+		$this->controller->setToken($this->room->uid);
+		$this->service
+			->expects($this->once())
+			->method('findByUID')
+			->willReturn($this->room);
+
+		$this->userSession
+			->expects($this->once())
+			->method('isLoggedIn')
+			->willReturn(true);
+
+		$user = $this->createMock(IUser::class);
+		$user->method('getDisplayName')->willReturn('User Bar');
+		$user->method('getUID')->willReturn('user_bar');
+
+		$this->userSession
+			->expects($this->once())
+			->method('getUser')
+			->willReturn($user);
+
+		$this->api
+			->expects($this->once())
+			->method('createMeeting')
+			->willReturn(12345);
+
+		$url = 'https://foobar';
+		$this->api
+			->expects($this->once())
+			->method('createJoinUrl')
+			->willReturn($url);
+
+		$result = $this->controller->index(null);
+
+		$this->assertInstanceOf(RedirectResponse::class, $result);
+		$this->assertEquals($url, $result->getRedirectURL());
+	}
+
+	public function testUserNeedsToAuthenticate()
+	{
+		$this->markTestIncomplete();
+	}
+
+	public function testInvalidDisplayname()
+	{
+		$this->markTestIncomplete();
+	}
+
+	public function testPasswordRequired()
+	{
+		$this->markTestIncomplete();
+	}
+
+	public function testFormActionAllowed()
+	{
+		$this->markTestIncomplete();
+	}
+}

tests/bootstrap.php

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+<?php
+
+if (!($ncRoot = getenv('NEXTCLOUD_ROOT'))) {
+    $ncRoot =  __DIR__ . '/../../..';
+}
+
+echo "Using ".realpath($ncRoot)." as Nextcloud root.\n\n";
+
+require_once $ncRoot . '/lib/base.php';
+require_once __DIR__ . '/../vendor/autoload.php';