spawn server listening on localhost, used for oauth redirect_uri

src/test/java/org/cryptomator/ui/keyloading/hub/AuthReceiverTest.java

@@ -0,0 +1,23 @@
+package org.cryptomator.ui.keyloading.hub;
+
+public class AuthReceiverTest {
+
+	static {
+		System.setProperty("LOGLEVEL", "INFO");
+	}
+
+	public static void main(String[] args) {
+		try (var receiver = AuthReceiver.start()) {
+			System.out.println("Waiting on " + receiver.getRedirectURL());
+			var token = receiver.receive();
+			System.out.println("SUCCESS: " + token);
+		} catch (InterruptedException e) {
+			Thread.currentThread().interrupt();
+			System.out.println("CANCELLED");
+		} catch (Exception e) {
+			System.out.println("ERROR");
+			e.printStackTrace();
+		}
+	}
+
+}

src/test/resources/logback-test.xml

@@ -0,0 +1,11 @@
+<configuration>
+	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+		<encoder>
+			<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
+		</encoder>
+	</appender>
+
+	<root level="${LOGLEVEL:-debug}">
+		<appender-ref ref="STDOUT" />
+	</root>
+</configuration>