Commit 1

src/AssessmentPartThree.java

@@ -17,7 +17,43 @@ public class AssessmentPartThree {
 		 // Lower case characters remain lower case, upper case remain upper case
 		 // Any other characters are returned unchanged
 		 
-		 return 'a';
+		 char encryptedC = (char) 0;
+		 
+		 if ((theChar > 64) && (theChar < 91)) { //if statement to check if the character is between A-Z
+			 
+			 if (theChar + theOffset > 90) { //if the offset goes over Z character
+				
+				return encryptedC = (char) (((theChar + theOffset) - 90) + 64); 
+				//return back to A and add rest of the offset there
+			 }
+			 else if (theChar + theOffset < 65) { //if the offset is negative and goes below A
+				 
+				 return encryptedC = (char) (91 - (65 - (theChar + theOffset))); 
+				//return to Z and take away rest of the offset
+			 }
+			 
+			//else if the character doesn't cross under A or over Z then add offset to theChar normally
+			 return encryptedC = (char)(theChar + theOffset); 
+			 
+		 }
+		 
+		 if ((theChar > 96) && (theChar < 123)) { //if statement to check if the character is between a-z
+			 
+			 if (theChar + theOffset > 122) { //if the offset goes over z character
+				 
+				return encryptedC = (char) (((theChar + theOffset) - 122) + 96);
+				 //return back to a and add rest of the offset there
+			 }
+			 else if (theChar + theOffset < 97) {//if the offset is negative and goes below a
+				 
+				 return encryptedC = (char) (123 - (97 - (theChar + theOffset)));
+				 //return to z and take away rest of the offset
+			 }
+			 
+			 return encryptedC = (char)(theChar + theOffset);
+		 }   //else if the character doesn't cross under a or over z then add offset to theChar normally
+		 
+		 return theChar; //return theChar unaffectedly if it is not a character A-Z or a-z
 	 }
 	 
 	 public String encryptedString(String theMessage, int theOffset)
@@ -26,7 +62,15 @@ public class AssessmentPartThree {
 		 // Complete this method so that it uses encryptedCharacter to 
 		 // return the encrypted version of theMessage using theOffset
 		 
-		 return "Encryptred message";
+		 String EncryptedS = ""; //string for the final cipher-text
+		 
+		 for (int i = 0; i <= theMessage.length() - 1; i++) { //iterate through all characters in the message
+			 
+			 EncryptedS = EncryptedS + enryptedCharacter(theMessage.charAt(i), theOffset);
+			 //add encrypted character onto the end of EncryptedS, using the enryptedCharacter method
+		 }
+		 
+		 return EncryptedS; //return the encrypted message
 	 }
 	
 }

src/AssessmentPartThreeTest.java

@@ -34,7 +34,7 @@ class AssessmentPartThreeTest {
 	@CsvSource({
 					"hello,5,mjqqt",
 					"Java Coding,-3,Gxsx Zlafkd",
-					"dandelion,8,livlmtqmv",
+					"dandelion,8,livlmtqwv",
 					"ktixevzout,-6,encryption"					
 	})
 	void testEncryptedString(String theMessage, int theOffset, String encMessage) {