Atbash cipher implemented

src/test/java/mattrixwv/CipherStreamJava/TestAtbash.java

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+//CipherStreamJava/src/main/java/mattrixwv/CipherStreamJava/TestAtbash.java
+//Matthew Ellison
+// Created: 07-25-21
+//Modified: 07-25-21
+//These are the tests for the Atbash class
+package mattrixwv.CipherStreamJava;
+
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+
+public class TestAtbash{
+	@Test
+	public void TestDecode(){
+		Atbash cipher = new Atbash();
+
+		//Test 1
+		String input = "zyx";
+		String correctOutput = "ABC";
+		String output = cipher.decode(input);
+		assertEquals("Atbash Decoding failed the first test", correctOutput, output);
+
+		//Test 2
+		input = "GSV JFRXP YILDM ULC QFNKH LEVI - GSV OZAB WLT";
+		correctOutput = "THEQUICKBROWNFOXJUMPSOVERTHELAZYDOG";
+		output = cipher.decode(input);
+		assertEquals("Atbash Decoding failed the second test", correctOutput, output);
+	}
+	@Test
+	public void TestEncode(){
+		Atbash cipher = new Atbash();
+
+		//Test 1
+		String input = "abc";
+		String correctOutput = "ZYX";
+		String output = cipher.encode(input);
+		assertEquals("Atbash Encoding failed the first test", correctOutput, output);
+
+		//Test 2
+		input = "The quick brown fox jumps over - the lazy dog";
+		correctOutput = "GSVJFRXPYILDMULCQFNKHLEVIGSVOZABWLT";
+		output = cipher.encode(input);
+		assertEquals("Atbash Encoding failed the second test", correctOutput, output);
+	}
+}