lesson 16 homework mark1

Author: jxwatson251

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/PersonalComputer/Computer.java renamed to lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/personcomputer/Computer.java

@@ -1,4 +1,4 @@
-package com.codedifferently.lesson16.PersonalComputer;
+package com.codedifferently.lesson16.personcomputer;
 
 import java.util.ArrayList;
 import java.util.List;

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/PersonalComputerTest/ComputerTest.java

@@ -0,0 +1,28 @@
+package com.codedifferently.lesson16.personcomputer;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+class ComputerAlreadyOnExceptionTest {
+
+  @Test
+  void testExceptionMessage() {
+    String message = "Computer is already powered on.";
+    Computer.ComputerAlreadyOnException exception =
+        new Computer(message, message, message, 0, 0, message)
+        .new ComputerAlreadyOnException(message);
+    assertEquals(message, exception.getMessage());
+  }
+
+  @Test
+  void testPowerOnThrowsException() throws Exception {
+    Computer computer = new Computer("Dell", "XPS", "Intel", 8, 256, "");
+    computer.powerOn();
+
+    Exception exception =
+        assertThrows(Computer.ComputerAlreadyOnException.class, computer::powerOn);
+
+    assertEquals("Computer is already powered on.", exception.getMessage());
+  }
+}

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/personcomputer/ComputerAlreadyOnException.java

@@ -0,0 +1,28 @@
+package com.codedifferently.lesson16.personcomputer;
+
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+class ComputerStatusTest {
+
+  @Test
+  void testEnumValues() {
+    Computer.ComputerStatus[] statuses = Computer.ComputerStatus.values();
+    assertEquals(4, statuses.length);
+    assertArrayEquals(
+        new Computer.ComputerStatus[] {
+          Computer.ComputerStatus.OFFLINE,
+          Computer.ComputerStatus.ONLINE,
+          Computer.ComputerStatus.SLEEP,
+          Computer.ComputerStatus.SHUTDOWN
+        },
+        statuses);
+  }
+
+  @Test
+  void testValueOf() {
+    assertEquals(Computer.ComputerStatus.ONLINE, Computer.ComputerStatus.valueOf("ONLINE"));
+  }
+}

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/personcomputer/ComputerStatusTest.java

@@ -0,0 +1,58 @@
+package com.codedifferently.lesson16.personcomputer;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+public class ComputerTest {
+
+  private Computer computer;
+
+  @BeforeEach
+  public void setUp() {
+    computer = new Computer("Dell", "Inspiron 15", "Intel Core i7", 16, 512, "Windows 11");
+  }
+
+  @Test
+  public void testPowerOn() throws Computer.ComputerAlreadyOnException {
+    assertFalse(computer.isPoweredOn());
+
+    computer.powerOn();
+
+    assertTrue(computer.isPoweredOn());
+    assertEquals(Computer.ComputerStatus.ONLINE, computer.getStatus());
+  }
+
+  @Test
+  public void testInstallProgram() {
+    // Install a new program
+    computer.installProgram("Windows 11");
+
+    assertTrue(computer.getInstalledPrograms().contains("Windows 11"));
+  }
+
+  @Test
+  public void testDuplicateProgramNotInstalledTwice() {
+    // Install a program
+    computer.installProgram("Google Chrome");
+
+    // Try installing the same program again
+    computer.installProgram("Google Chrome");
+
+    // Verify the program is only installed once
+    assertEquals(1, computer.getInstalledPrograms().size());
+  }
+
+  @Test
+  public void testGetters() {
+    // Verify that the getters return correct values
+    assertEquals("Dell", computer.getBrand());
+    assertEquals("Inspiron 15", computer.getModel());
+    assertEquals("Intel Core i7", computer.getCPU());
+    assertEquals(16, computer.getRAMGB());
+    assertEquals(512, computer.getSTORAGEGB());
+  }
+}