Implement getting uuid from Authenticator instance

Author: Greg Bowler

src/Authenticator.php

@@ -49,7 +49,7 @@ public function isLoggedIn():bool {
 		try {
 			$userData = $this->sessionData->getUserData();
 		}
-		catch(UserDataNotSetException $exception) {
+		catch(NotLoggedInException $exception) {
 			return false;
 		}
 
@@ -78,6 +78,11 @@ public function logout():void {
 		$this->session->remove(self::SESSION_KEY);
 	}
 
+	public function getUuid():string {
+		$userData = $this->sessionData->getUserData();
+		return $userData->getUuid();
+	}
+
 	private function authInProgress():bool {
 		return false;
 	}

src/NotLoggedInException.php

@@ -0,0 +1,4 @@
+<?php
+namespace Authwave;
+
+class NotLoggedInException extends AuthwaveException {}

src/SessionData.php

@@ -22,7 +22,9 @@ public function removeIv():void {
 
 	public function getUserData():UserData {
 		if(!isset($this->userData)) {
-			throw new UserDataNotSetException();
+			throw new NotLoggedInException();
 		}
+
+		return $this->getUserData();
 	}
 }

src/UserData.php

@@ -2,5 +2,9 @@
 namespace Authwave;
 
 class UserData {
+	private string $uuid;
 
+	public function getUuid():string {
+		return $this->uuid;
+	}
 }

src/UserDataNotSetException.php

@@ -4,26 +4,32 @@
 use Authwave\Authenticator;
 use Authwave\AuthUri;
 use Authwave\InitVector;
+use Authwave\NotLoggedInException;
 use Authwave\RedirectHandler;
 use Authwave\SessionData;
 use Authwave\SessionNotStartedException;
 use Authwave\Token;
 use Authwave\UserData;
+use Gt\Session\Session;
 use PHPUnit\Framework\TestCase;
 use Psr\Http\Message\UriInterface;
 
 class AuthenticatorTest extends TestCase {
 	public function testConstructWithDefaultSessionNotStarted() {
 		self::expectException(SessionNotStartedException::class);
 		new Authenticator(
-			"test-key", "test-secret", "/",
+			"test-key",
+			"test-secret",
+			"/",
 		);
 	}
 
 	public function testConstructWithDefaultSession() {
 		$_SESSION = [];
 		new Authenticator(
-			"test-key", "test-secret", "/",
+			"test-key",
+			"test-secret",
+			"/",
 		);
 		self::assertArrayHasKey(
 			Authenticator::SESSION_KEY,
@@ -34,7 +40,9 @@ public function testConstructWithDefaultSession() {
 	public function testIsLoggedInFalseByDefault() {
 		$_SESSION = [];
 		$sut = new Authenticator(
-			"test-key", "test-secret", "/",
+			"test-key",
+			"test-secret",
+			"/",
 		);
 		self::assertFalse($sut->isLoggedIn());
 	}
@@ -51,7 +59,9 @@ public function testIsLoggedInTrueWhenSessionDataSet() {
 		];
 
 		$sut = new Authenticator(
-			"test-key", "test-secret", "/",
+			"test-key",
+			"test-secret",
+			"/",
 		);
 		self::assertTrue($sut->isLoggedIn());
 	}
@@ -63,7 +73,9 @@ public function testLogoutClearsSession() {
 		];
 
 		$sut = new Authenticator(
-			"test-key", "test-secret", "/",
+			"test-key",
+			"test-secret",
+			"/",
 		);
 		$sut->logout();
 		self::assertEmpty($_SESSION);
@@ -157,4 +169,36 @@ public function testLoginRedirectsWithCorrectQueryString() {
 		);
 		$sut->login($token);
 	}
+
+	public function testGetUuidThrowsExceptionWhenNotLoggedIn() {
+		$_SESSION = [];
+		$sut = new Authenticator(
+			"test-key",
+			"test-secret",
+			"/"
+		);
+		self::expectException(NotLoggedInException::class);
+		$sut->getUuid();
+	}
+
+	public function testGetUuid() {
+		$expectedUuid = uniqid("example-uuid-");
+
+		$userData = self::createMock(UserData::class);
+		$userData->method("getUuid")
+			->willReturn($expectedUuid);
+		$sessionData = self::createMock(SessionData::class);
+		$sessionData->method("getUserData")
+			->willReturn($userData);
+
+		$_SESSION = [
+			Authenticator::SESSION_KEY => $sessionData,
+		];
+		$sut = new Authenticator(
+			"test-key",
+			"test-secret",
+			"/"
+		);
+		self::assertEquals($expectedUuid, $sut->getUuid());
+	}
 }