initial commit

.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/5"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

.gitignore

+/bin/

.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Assessment03-18</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

.settings/org.eclipse.jdt.core.prefs

+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.8

src/AssessmentPartThree.java

+
+public class AssessmentPartThree {
+
+	// The simplest form of encryption is the rotation cipher (also known as Caeser's Cipher)
+	// An offset value is chosen to encrypt a message. Each letter is replaced by the
+	// letter that that number of places away from it.
+	// So if an offset value of 1 is chosen, each letter is replaced by the one after it
+	// - so a becomes b, b becomes c, etc
+	// If a value of -2 is chosen a becomes y, b becomes z and so on
+	
+	 public char enryptedCharacter(char theChar, int theOffset)
+	 {
+		 // 05 - encryptedCharacter
+		 // Complete this method so that it returns the encrypted character for
+		 // theChar when and offset of theOffset is used
+		 // So if theChar='m' and theOffset is 3 the method will return 'p'
+		 // Lower case characters remain lower case, upper case remain upper case
+		 // Any other characters are returned unchanged
+		 
+		 return 'a';
+	 }
+	 
+	 public String encryptedString(String theMessage, int theOffset)
+	 {
+		 // 06 - encryptedMessage
+		 // Complete this method so that it uses encryptedCharacter to 
+		 // return the encrypted version of theMessage using theOffset
+		 
+		 return "Encryptred message";
+	 }
+	
+}

src/AssessmentPartThreeTest.java

+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
+
+class AssessmentPartThreeTest {
+
+	public static AssessmentPartThree test;
+	
+	
+	@BeforeAll
+	static void setUpBeforeClass() throws Exception {
+		test = new AssessmentPartThree();
+	}
+
+	@ParameterizedTest
+	@DisplayName("Testing encryptedCharacter")
+	@CsvSource({
+					"a,5,f",
+					"q,-3,n",
+					"G,6,M",
+					"5,-3,5",
+					"T,-7,M"
+	})	
+	void testEnryptedCharacter(char theChar, int theOffset, char encChar) {
+		assertEquals(encChar,test.enryptedCharacter(theChar, theOffset));
+	}
+
+	@ParameterizedTest
+	@DisplayName("Testing encryptedString")
+	@CsvSource({
+					"hello,5,mjqqt",
+					"Java Coding,-3,Gxsx Zlafkd",
+					"dandelion,8,livlmtqmv",
+					"ktixevzout,-6,encryption"					
+	})
+	void testEncryptedString(String theMessage, int theOffset, String encMessage) {
+		assertEquals(encMessage, test.encryptedString(theMessage, theOffset));
+	}
+
+}