Feat: adds custom exception and updates both test and regular file

Author: PabLim-Par

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/saiyanoop/InvalidPowerLevelCustomExcepetion.java

@@ -0,0 +1,7 @@
+package com.codedifferently.lesson16.saiyanoop;
+
+public class InvalidPowerLevelCustomExcepetion extends Exception {
+  public InvalidPowerLevelCustomExcepetion(String message) {
+    super(message);
+  }
+}

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/saiyanoop/Saiyan.java

@@ -33,8 +33,12 @@ public int getPowerLevel() {
     return powerLevel;
   }
 
-  public void setPowerLevel(int powerLevel) {
+  public void setPowerLevel(int powerLevel) throws InvalidPowerLevelCustomExcepetion {
     this.powerLevel = powerLevel;
+    if (powerLevel <= 0) {
+      throw new InvalidPowerLevelCustomExcepetion("Power Level can not be zero or less!");
+    }
+
     SaiyanForms form = SaiyanForms.BASE;
     if (powerLevel > 2000 && powerLevel < 2999) {
       form = SaiyanForms.SSJ1;
@@ -68,6 +72,9 @@ public void removeAccessories(String removeAcc) {
 
   public void removeAllAccessories() {
     accessories.removeAll(accessories);
+    for (int i = accessories.size() - 1; i >= 0; i--) {
+      accessories.remove(i);
+    }
   }
 
   public SaiyanForms getSaiyanForms() {

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/saiyanoop/SaiyanTest.java

@@ -1,6 +1,7 @@
 package com.codedifferently.lesson16.saiyanoop;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.fail;
 
 import com.codedifferently.lesson16.saiyanoop.Saiyan.SaiyanForms;
 import java.util.ArrayList;
@@ -14,20 +15,19 @@ void testgetPowerLevel() {
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     assertEquals(1200, saiyan.getPowerLevel());
   }
 
   @Test
-  void testpowerLevelDroppingAndFormDown() {
+  void testpowerLevelDroppingAndFormDown() throws InvalidPowerLevelCustomExcepetion {
     Saiyan saiyan =
         new Saiyan(
             4200,
             "Goku",
-            new ArrayList<String>(
-                Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt, Blue Undershirt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.SSJ3,
             false);
     saiyan.setPowerLevel(3300);
@@ -39,13 +39,12 @@ void testpowerLevelDroppingAndFormDown() {
   }
 
   @Test
-  void testpowerLevelRisingAndFormUp() {
+  void testpowerLevelRisingAndFormUp() throws InvalidPowerLevelCustomExcepetion {
     Saiyan saiyan =
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(
-                Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt, Blue Undershirt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     saiyan.setPowerLevel(2600);
@@ -62,7 +61,7 @@ void testdoesHaveATail() {
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     saiyan.setHasATail(true);
@@ -75,7 +74,7 @@ void testdoesNotHaveATail() {
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     assertEquals(false, saiyan.isHasATail());
@@ -87,7 +86,7 @@ void testgetName() {
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     assertEquals("Goku", saiyan.getName());
@@ -99,16 +98,79 @@ void testsetName() {
         new Saiyan(
             1200,
             "Goku",
-            new ArrayList<String>(Arrays.asList("WristBands, Boots, Orange Gi, Blue Belt")),
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
             SaiyanForms.BASE,
             false);
     saiyan.setName("Kakarot");
     assertEquals("Kakarot", saiyan.getName());
   }
 
   @Test
-  void testwhatAccessoriesTheyHaveOn() {}
+  void testgetAnAccessory() {
+    Saiyan saiyan =
+        new Saiyan(
+            1200,
+            "Goku",
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
+            SaiyanForms.BASE,
+            false);
+    assertEquals("Power Pole", saiyan.getAccessories().get(0));
+  }
+
+  @Test
+  void testaddingAnAccessory() {
+    Saiyan saiyan =
+        new Saiyan(
+            1200,
+            "Goku",
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
+            SaiyanForms.BASE,
+            false);
+    saiyan.addAccessories("Senzu Bean");
+    assertEquals(4, saiyan.getAccessories().size());
+  }
+
+  @Test
+  void testremovingAllAccessories() {
+    Saiyan saiyan =
+        new Saiyan(
+            1200,
+            "Goku",
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
+            SaiyanForms.BASE,
+            false);
+    saiyan.removeAllAccessories();
+    assertEquals(0, saiyan.getAccessories().size());
+  }
 
   @Test
-  void test() {}
+  void testremoveAccessories() {
+    Saiyan saiyan =
+        new Saiyan(
+            1200,
+            "Goku",
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
+            SaiyanForms.BASE,
+            false);
+    saiyan.removeAccessories("Power Pole");
+    assertEquals(2, saiyan.getAccessories().size());
+  }
+
+  @Test
+  void testcanNotGetZeroOrNegativePowerLevel() throws InvalidPowerLevelCustomExcepetion {
+    Saiyan saiyan =
+        new Saiyan(
+            1200,
+            "Goku",
+            new ArrayList<String>(Arrays.asList("Power Pole", "Scouter", "Flying Nimbus")),
+            SaiyanForms.BASE,
+            false);
+
+    try {
+      saiyan.setPowerLevel(-10);
+      fail("Expected InvalidPowerLevelCustomException to be thrown");
+    } catch (InvalidPowerLevelCustomExcepetion e) {
+      assertEquals("Power Level can not be zero or less!", e.getMessage());
+    }
+  }
 }