test: mock smtp server for reset events

Author: arnou

pom.xml

@@ -57,6 +57,12 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.subethamail</groupId>
+            <artifactId>subethasmtp</artifactId>
+            <version>3.1.7</version>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>com.github.dasniko</groupId>
             <artifactId>testcontainers-keycloak</artifactId>

src/test/java/fr/cnieg/keycloak/providers/login/attribute/KeycloakLoginAttributeProviderTest.java

@@ -9,6 +9,8 @@
 import io.restassured.common.mapper.TypeRef;
 import io.restassured.http.ContentType;
 import org.junit.jupiter.api.*;
+import org.subethamail.wiser.Wiser;
+import org.testcontainers.Testcontainers;
 import org.testcontainers.junit.jupiter.Container;
 import org.testcontainers.junit.jupiter.Testcontainers;
 
@@ -27,6 +29,12 @@
 
 @Testcontainers
 class KeycloakLoginAttributeProviderTest {
+    private static final int SMTP_PORT = 2525;
+
+    static {
+        Testcontainers.exposeHostPorts(SMTP_PORT);
+    }
+
     @Container
     private static final KeycloakContainer KEYCLOAK_CONTAINER = new KeycloakContainer()
             .withAdminUsername("admin")
@@ -36,18 +44,23 @@ class KeycloakLoginAttributeProviderTest {
     private static Playwright playwright;
     private static Browser browser;
     private static KeycloakEventsClient eventsClient;
+    private static Wiser smtpServer;
     BrowserContext context;
     Page page;
 
     @BeforeAll
     static void launchBrowser() {
+        smtpServer = new Wiser();
+        smtpServer.setPort(SMTP_PORT);
+        smtpServer.start();
         playwright = Playwright.create();
         browser = playwright.chromium().launch();
         eventsClient = new KeycloakEventsClient(KEYCLOAK_CONTAINER, "testloginattribute");
     }
 
     @AfterAll
     static void closeBrowser() {
+        smtpServer.stop();
         playwright.close();
     }
 

src/test/resources/testloginattribute-realm.json

@@ -1125,7 +1125,12 @@
     "xXSSProtection" : "1; mode=block",
     "strictTransportSecurity" : "max-age=31536000; includeSubDomains"
   },
-  "smtpServer" : { },
+  "smtpServer" : {
+    "host" : "host.testcontainers.internal",
+    "port" : "2525",
+    "from" : "noreply@example.test",
+    "fromDisplayName" : "Keycloak Test"
+  },
   "eventsEnabled" : true,
   "eventsListeners" : [ "jboss-logging" ],
   "enabledEventTypes" : [ ],