BAEL-6812 Test Main Method with JUnit

- fixed review comments

testing-modules/junit-5-basics-2/src/main/java/com/baeldung/junit/main/test/Bootstrapper.java

@@ -55,7 +55,6 @@ public class Bootstrapper {
             .build();
 
         Options options = new Options();
-
         options.addOption(inputTypeOption);
         options.addOption(fileNameOption);
         return options;

testing-modules/junit-5-basics-2/src/main/java/com/baeldung/junit/main/test/InputReader.java

@@ -21,9 +21,7 @@ public class InputReader {
 
     private String readFromConsole() {
         System.out.println("Enter values for calculation: \n");
-        String str = new Scanner(System.in).nextLine();
-
-        return str;
+        return new Scanner(System.in).nextLine();
     }
 
     private String readFromFile(String fileName) {

testing-modules/junit-5-basics-2/src/main/java/com/baeldung/junit/main/test/StaticMain.java

@@ -17,7 +17,6 @@ import org.apache.commons.cli.ParseException;
 public class StaticMain {
 
     public static void main(String[] args) {
-
         System.out.println("Received input parameters: " + Arrays.asList(args));
 
         processRequest(args);
@@ -54,7 +53,6 @@ public class StaticMain {
     }
 
     public static Options getOptions() {
-
         Option inputTypeOption = Option.builder("i")
             .longOpt("input")
             .required(true)
@@ -70,7 +68,6 @@ public class StaticMain {
             .build();
 
         Options options = new Options();
-
         options.addOption(inputTypeOption);
         options.addOption(fileNameOption);
         return options;

testing-modules/junit-5-basics-2/src/test/java/com/baeldung/junit/main/test/TestSimpleMain.java

@@ -40,10 +40,8 @@ public class TestSimpleMain {
         System.setIn(fips);
         System.setOut(out);
 
-        //execute
         SimpleMain.main(arguments);
 
-        //verify
         String consoleOutput = byteArrayOutputStream.toString(Charset.defaultCharset());
         assertTrue(consoleOutput.contains("Calculated sum: 6"));
 
@@ -63,10 +61,8 @@ public class TestSimpleMain {
         System.setIn(fips);
         System.setOut(out);
 
-        //execute
         SimpleMain.main(arguments);
 
-        //verify
         String consoleOutput = byteArrayOutputStream.toString(Charset.defaultCharset());
         assertTrue(consoleOutput.contains("Calculated sum: 10"));
 

testing-modules/junit-5-basics-2/src/test/java/com/baeldung/junit/main/test/TestStaticMain.java

@@ -24,10 +24,8 @@ public class TestStaticMain {
 
             ArgumentCaptor<String> stringArgumentCaptor = ArgumentCaptor.forClass(String.class);
 
-            //execute
             StaticMain.main(arguments);
 
-            //verify
             mockedStatic.verify(() -> StaticMain.calculateSum(stringArgumentCaptor.capture()));
 
             System.setIn(original);