diff --git a/.idea/libraries/junit_jupiter.xml b/.idea/libraries/junit_jupiter.xml
new file mode 100644
index 0000000..75dd289
--- /dev/null
+++ b/.idea/libraries/junit_jupiter.xml
@@ -0,0 +1,17 @@
+<component name="libraryTable">
+  <library name="junit.jupiter" type="repository">
+    <properties maven-id="org.junit.jupiter:junit-jupiter:5.8.1" />
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter/5.8.1/junit-jupiter-5.8.1.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-api/5.8.1/junit-jupiter-api-5.8.1.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/opentest4j/opentest4j/1.2.0/opentest4j-1.2.0.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-commons/1.8.1/junit-platform-commons-1.8.1.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/apiguardian/apiguardian-api/1.1.2/apiguardian-api-1.1.2.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-params/5.8.1/junit-jupiter-params-5.8.1.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-engine/5.8.1/junit-jupiter-engine-5.8.1.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-engine/1.8.1/junit-platform-engine-1.8.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/Prog3AGit.iml b/Prog3AGit.iml
index c90834f..b5de9e9 100644
--- a/Prog3AGit.iml
+++ b/Prog3AGit.iml
@@ -7,5 +7,7 @@
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="junit.jupiter" level="project" />
+    <orderEntry type="library" name="mockito.core" level="project" />
   </component>
 </module>
\ No newline at end of file
diff --git a/src/PasswordCheckerTest.java b/src/PasswordCheckerTest.java
new file mode 100644
index 0000000..7eaf81e
--- /dev/null
+++ b/src/PasswordCheckerTest.java
@@ -0,0 +1,22 @@
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class PasswordCheckerTest {
+
+    @Test
+    void pwLength() {
+        assertTrue(PasswordChecker.pwLength("passwort"));
+    }
+    @Test
+    void pwContainsNum() {
+        assertTrue(PasswordChecker.pwContainsNum("pass1"));
+    }
+
+    @Test
+    void pwContainsSpecialNum() {
+        assertTrue(PasswordChecker.pwContainsSpecial("pass#"));
+    }
+
+
+}
\ No newline at end of file