Applied feedback.

src/main/java/org/web3j/console/project/InteractiveOptions.java

@@ -75,7 +75,7 @@ static Optional<String> setGeneratedTestLocation() {
     static boolean userWantsTests() {
         print("Would you like to generate unit test for your solidity contracts [Y/n] ? ");
         String userAnswer = getUserInput();
-        return userAnswer.toLowerCase().equals("y");
+        return userAnswer.trim().toLowerCase().equals("y") || userAnswer.trim().equals("");
     }
 
     static String getSolidityProjectPath() {
@@ -93,7 +93,7 @@ private static void print(final String text) {
     }
 
     static boolean overrideExistingProject() {
-        print("Looks like the project exists. Would you like to override it [Y/n] ?");
+        print("Looks like the project exists. Would you like to override it [y/N] ?");
         String userAnswer = getUserInput();
         return userAnswer.toLowerCase().equals("y");
     }

src/main/java/org/web3j/console/project/ProjectCreator.java

@@ -89,7 +89,6 @@ void generate(boolean withTests) {
             generateTests();
             onSuccess();
         } catch (final Exception e) {
-            e.printStackTrace();
             exitError(e);
         }
     }

src/main/java/org/web3j/console/project/ProjectImporterCLIRunner.java

@@ -35,7 +35,7 @@ public class ProjectImporterCLIRunner extends ProjectCreatorCLIRunner {
     String solidityImportPath;
 
     @Option(
-            names = {"-t", "--generate-unit-tests"},
+            names = {"-t", "--generate-tests"},
             description = "Generate unit tests for the contract wrappers",
             required = false,
             showDefaultValue = ALWAYS)

src/main/java/org/web3j/console/project/UnitTestCLIRunner.java

@@ -19,20 +19,20 @@
 import org.web3j.codegen.Console;
 
 @CommandLine.Command(
-        name = "generate",
+        name = "generate-tests",
         mixinStandardHelpOptions = true,
         version = "4.0",
         sortOptions = false)
 public class UnitTestCLIRunner implements Runnable {
     @CommandLine.Option(
             names = {"-i", "--java-wrapper-directory"},
-            description = "the class path of your generated wrapper",
+            description = "The class path of your generated wrapper.",
             required = true)
     String javaWrapperDir;
 
     @CommandLine.Option(
             names = {"-o", "--output-directory"},
-            description = "the path where the unit tests will be generated",
+            description = "The path where the unit tests will be generated.",
             required = true)
     String unitTestOutputDir;
 

src/main/java/org/web3j/console/project/UnitTestCreator.java

@@ -26,7 +26,7 @@
 import static org.web3j.utils.Collection.tail;
 
 public class UnitTestCreator {
-    public static final String COMMAND_GENERATE_TESTS = "generateTests";
+    public static final String COMMAND_GENERATE_TESTS = "generate-tests";
 
     private final String writePath;
     private final String wrapperPath;

src/main/java/org/web3j/console/project/utills/InputVerifier.java

@@ -54,9 +54,6 @@ public static String capitalizeFirstLetter(String input) {
     }
 
     public static boolean projectExists(File projectDir) {
-        if (projectDir.exists()) {
-            return true;
-        }
-        return false;
+        return projectDir.exists();
     }
 }

src/main/resources/build.gradle.template

@@ -8,7 +8,7 @@ plugins {
 group 'test'
 version '0.1.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
     mavenCentral()

src/test/java/org/web3j/console/project/InteractiveOptionsTest.java

@@ -12,7 +12,11 @@
  */
 package org.web3j.console.project;
 
-import java.io.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.InputStream;
+import java.io.PrintStream;
 import java.nio.file.Path;
 
 import org.junit.jupiter.api.BeforeEach;

src/test/java/org/web3j/console/project/ProjectCreatorTest.java

@@ -31,7 +31,8 @@
 import org.web3j.console.project.utills.ClassExecutor;
 
 import static java.io.File.separator;
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 public class ProjectCreatorTest extends ClassExecutor {
     private ByteArrayOutputStream outContent = new ByteArrayOutputStream();