diff --git a/src/main/java/seedu/penus/logic/utils/DetailsCompiler.java b/src/main/java/seedu/penus/logic/utils/DetailsCompiler.java
index 0e9859f841..87ba943ae4 100644
--- a/src/main/java/seedu/penus/logic/utils/DetailsCompiler.java
+++ b/src/main/java/seedu/penus/logic/utils/DetailsCompiler.java
@@ -22,4 +22,5 @@ public static String getDetails(String module) {
             return "This information is not available";
         }
     }
+
 }
diff --git a/src/main/java/seedu/penus/logic/utils/ModuleRetriever.java b/src/main/java/seedu/penus/logic/utils/ModuleRetriever.java
index e0aa483048..4152e4ed44 100644
--- a/src/main/java/seedu/penus/logic/utils/ModuleRetriever.java
+++ b/src/main/java/seedu/penus/logic/utils/ModuleRetriever.java
@@ -145,7 +145,7 @@ public static String getModuleCredit2223(String module) {
     public static String getTitle2122(String module) {
         try {
             getData2122(module);
-            return (String) moduleInfo2223.get("title");
+            return (String) moduleInfo2122.get("title");
         } catch (InvalidModuleAPIException e) {
             //e.printStackTrace();
             return null;
@@ -155,7 +155,7 @@ public static String getTitle2122(String module) {
     public static String getModuleCredit2122(String module) {
         try {
             getData2122(module);
-            return (String) moduleInfo2223.get("moduleCredit");
+            return (String) moduleInfo2122.get("moduleCredit");
         } catch (InvalidModuleAPIException e) {
             //e.printStackTrace();
             return null;
@@ -168,7 +168,7 @@ public static Boolean getSUstatus(String module) {
             JSONObject attributes = (JSONObject) moduleInfo2223.get("attributes");
             Boolean suStatus = (Boolean) attributes.get("su");
 
-            return suStatus == null;
+            return suStatus;
         } catch (InvalidModuleAPIException e) {
             //e.printStackTrace();
             return null;
diff --git a/src/test/java/seedu/penus/logic/utils/DetailsCompilerTest.java b/src/test/java/seedu/penus/logic/utils/DetailsCompilerTest.java
index 5b827f9a27..b2181cc8c9 100644
--- a/src/test/java/seedu/penus/logic/utils/DetailsCompilerTest.java
+++ b/src/test/java/seedu/penus/logic/utils/DetailsCompilerTest.java
@@ -9,9 +9,9 @@ class DetailsCompilerTest {
     private DetailsCompiler details;
     @Test
     void getDetailsForCS2113() {
-        String moduleCode = "CS2113";
-        String cS2113Details = details.getDetails(moduleCode);
-        String expectedOutput = "Software Engineering & Object-Oriented Programming\n\tThis module introduces the " +
+        String ModuleCode = "CS2113";
+        String ActualOutput = details.getDetails(ModuleCode);
+        String ExpectedOutput = "Software Engineering & Object-Oriented Programming\n\tThis module introduces the " +
                 "necessary skills for systematic and rigorous development of software systems. It covers " +
                 "requirements, design, implementation, quality assurance, and project management aspects of " +
                 "small-to-medium size multi-person software projects. The module uses the Object Oriented Programming" +
@@ -20,6 +20,23 @@ void getDetailsForCS2113() {
                 "covered.\n\tPre-Requisites: CS2040C or ((CS2030 or its equivalent) and CS2040/S)\n\tMCs: 4\n\tModule" +
                 " can be SU-ed.";
 
-        assertEquals(expectedOutput, cS2113Details);
+        assertEquals(ExpectedOutput, ActualOutput);
+    }
+    @Test
+    void getDetailsForInvalidModule() {
+        String ModuleCode = "INVALID MODULE";
+        String ActualOutput = details.getDetails(ModuleCode);
+        String ExpectedOutput = "This information is not available";
+
+        assertEquals(ExpectedOutput, ActualOutput);
+    }
+
+    @Test
+    void getDetailsForNull() {
+        String ModuleCode = null;
+        String ActualOutput = details.getDetails(ModuleCode);
+        String ExpectedOutput = "This information is not available";
+
+        assertEquals(ExpectedOutput, ActualOutput);
     }
 }
diff --git a/src/test/java/seedu/penus/logic/utils/ModuleRetrieverTest.java b/src/test/java/seedu/penus/logic/utils/ModuleRetrieverTest.java
index 40feba75ca..9ef31ecfa3 100644
--- a/src/test/java/seedu/penus/logic/utils/ModuleRetrieverTest.java
+++ b/src/test/java/seedu/penus/logic/utils/ModuleRetrieverTest.java
@@ -1,5 +1,70 @@
 package seedu.penus.logic.utils;
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.*;
 
-class ModuleRetrieverTest {
+public class ModuleRetrieverTest {
+
+    @Test
+    void testGetDescription() {
+        String module = "CS2103T";
+        String expectedDescription = "This module introduces the necessary conceptual and analytical tools for " +
+                "systematic and rigorous development of software systems. It covers four main areas of software development, " +
+                "namely object-oriented system analysis, object-oriented system modelling and design, implementation, and testing, " +
+                "with emphasis on system modelling and design and implementation of software modules that work cooperatively to " +
+                "fulfill the requirements of the system. Tools and techniques for software development, such as Unified Modelling Language (UML)," +
+                " program specification, and testing methods, will be taught. Major software engineering issues such as modularisation criteria, " +
+                "program correctness, and software quality will also be covered.";
+
+        assertEquals(expectedDescription, ModuleRetriever.getDescription(module));
+    }
+
+    @Test
+    void testGetPrerequisite() {
+        String module = "CS2103T";
+        String expectedPrerequisite = "For SoC students only. (CS1020 or its equivalent) or CS2020 or ((CS2030 or its equivalent) and (CS2040 or its equivalent))";
+
+        assertEquals(expectedPrerequisite, ModuleRetriever.getPrerequisite(module));
+    }
+
+    @Test
+    void testGetTitle2223() {
+        String module = "CS2103T";
+        String expectedTitle = "Software Engineering";
+
+        assertEquals(expectedTitle, ModuleRetriever.getTitle2223(module));
+    }
+
+    @Test
+    void testGetModuleCredit2223() {
+        String module = "CS2103T";
+        String expectedModuleCredit = "4";
+
+        assertEquals(expectedModuleCredit, ModuleRetriever.getModuleCredit2223(module));
+    }
+
+    @Test
+    void testGetTitle2122() {
+        String module = "CS2103T";
+        String expectedTitle = "Software Engineering";
+
+        assertEquals(expectedTitle, ModuleRetriever.getTitle2122(module));
+    }
+
+    @Test
+    void testGetModuleCredit2122() {
+        String module = "CS2103T";
+        String expectedModuleCredit = "4";
+
+        assertEquals(expectedModuleCredit, ModuleRetriever.getModuleCredit2122(module));
+    }
+
+    @Test
+    void testGetSUstatus() {
+        String module = "PF1101";
+        Boolean expectedSUstatus = true;
+
+        assertEquals(expectedSUstatus, ModuleRetriever.getSUstatus(module));
+    }
 
 }
+