Feat: Yafiah Lesson-16 HorseStable Object & Test

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/HorseStable/HorseStable.java

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+package com.codedifferently.lesson16.HorseStable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class HorseStable {
+
+  public enum StableType {
+    PRIVATE,
+    COMMERCIAL,
+    RACE,
+    SHOW
+  }
+
+  private final String name;
+  private final String location;
+  private final int capacity;
+  private final StableType stableType;
+  private final List<String> horses;
+
+  // constructur
+  public HorseStable(String name, String location, int capacity, StableType stableType) {
+    this.name = name;
+    this.location = location;
+    this.capacity = capacity;
+    this.stableType = stableType;
+    this.horses = new ArrayList<>();
+  }
+
+  // getters & setters
+  public String getName() {
+    return name;
+  }
+
+  public String getLocation() {
+    return location;
+  }
+
+  public int getCapacity() {
+    return capacity;
+  }
+
+  public StableType getStableType() {
+    return stableType;
+  }
+
+  public List<String> getHorses() {
+    return horses;
+  }
+
+  // methods
+  public String stableFull() {
+    if (horses.size() >= capacity) {
+      return "The stable is full. Cannot add more horses.";
+    } else {
+      return "Space available in the stable.";
+    }
+  }
+
+  public void addHorse(String horseName) throws StableFullException {
+    if (horses.size() >= capacity) {
+      throw new StableFullException("Cannot add horse: stable is at full capacity!");
+    }
+    horses.add(horseName);
+  }
+
+  public void displayHorses() {
+    if (horses.isEmpty()) {
+      System.out.println("No horses in the stable.");
+      return;
+    }
+    System.out.println("There are " + horses.size() + " horses in " + name + ".");
+  }
+}

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/HorseStable/StableFullException.java

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+package com.codedifferently.lesson16.HorseStable;
+
+public class StableFullException extends Exception {
+  public StableFullException(String message) {
+    super(message);
+  }
+}

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/HorseStableTest/HorseStableTest.java

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+package com.codedifferently.lesson16.HorseStableTest;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import com.codedifferently.lesson16.HorseStable.HorseStable;
+import com.codedifferently.lesson16.HorseStable.StableFullException;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+public class HorseStableTest {
+  private HorseStable stable;
+
+  @BeforeEach
+  public void setUp() {
+    stable = new HorseStable("Sunny Acres", "California", 2, HorseStable.StableType.PRIVATE);
+  }
+
+  @Test
+  public void testStableCreation() {
+    assertEquals("Sunny Acres", stable.getName());
+    assertEquals("California", stable.getLocation());
+    assertEquals(2, stable.getCapacity());
+    assertEquals(HorseStable.StableType.PRIVATE, stable.getStableType());
+  }
+
+  @Test
+  public void testAddHorse_Success() throws StableFullException {
+    stable.addHorse("Spirit");
+    stable.addHorse("Shadow");
+
+    assertEquals(2, stable.getHorses().size());
+  }
+
+  @Test
+  public void testDisplayHorses_NoHorses() {
+    stable.displayHorses();
+  }
+
+  @Test
+  public void testDisplayHorses_WithHorses() throws StableFullException {
+    stable.addHorse("Spirit");
+    stable.addHorse("Shadow");
+    stable.displayHorses();
+  }
+
+  @Test
+  public void testStableFullMessage() throws StableFullException {
+    stable.addHorse("Spirit");
+    stable.addHorse("Shadow");
+
+    assertEquals("The stable is full. Cannot add more horses.", stable.stableFull());
+  }
+
+  @Test
+  public void testSpaceAvailableMessage() {
+    assertEquals("Space available in the stable.", stable.stableFull());
+  }
+}