Added guard dog tests

test/abilities/guard-dog.test.ts

@@ -0,0 +1,39 @@
+import { AbilityId } from "#enums/ability-id";
+import { SpeciesId } from "#enums/species-id";
+import { Stat } from "#enums/stat";
+import GameManager from "#test/testUtils/gameManager";
+import Phaser from "phaser";
+import { afterEach, beforeAll, beforeEach, describe, expect, it } from "vitest";
+
+describe("Ability - Guard Dog", () => {
+  let phaserGame: Phaser.Game;
+  let game: GameManager;
+
+  beforeAll(() => {
+    phaserGame = new Phaser.Game({
+      type: Phaser.HEADLESS,
+    });
+  });
+
+  afterEach(() => {
+    game.phaseInterceptor.restoreOg();
+  });
+
+  beforeEach(() => {
+    game = new GameManager(phaserGame);
+    game.override
+      .ability(AbilityId.GUARD_DOG)
+      .battleStyle("single")
+      .enemySpecies(SpeciesId.MAGIKARP)
+      .enemyAbility(AbilityId.INTIMIDATE);
+  });
+
+  it("should raise attack by 1 stage when Intimidated instead of being lowered", async () => {
+    await game.classicMode.startBattle([SpeciesId.MABOSSTIFF]);
+
+    const mabostiff = game.field.getPlayerPokemon();
+    expect(mabostiff.getStatStage(Stat.ATK)).toBe(1);
+    expect(mabostiff.waveData.abilitiesApplied.has(AbilityId.GUARD_DOG)).toBe(true);
+    expect(game.phaseInterceptor.log.filter(l => l === "StatStageChangePhase")).toHaveLength(1);
+  });
+});