first commmit

tests/common/Constants.test.ts

@@ -0,0 +1,71 @@
+import {
+    DESIGN_WIDTH,
+    DESIGN_HEIGHT,
+    TARGET_FPS,
+    MOVE_SPEED,
+    PlayerColorState,
+    JUMP_HEIGHT_STANDARD,
+    JUMP_HEIGHT_CHARGED,
+    JUMP_HEIGHT_YELLOW,
+    JUMP_PREPARE_DELAY_MS,
+    PARABOLIC_ANGLE_RIGHT,
+    PARABOLIC_ANGLE_LEFT,
+    SHURIKEN_INTERVAL_BASE,
+    SHURIKEN_INTERVAL_UPGRADED,
+    SWORD_INTERVAL,
+    PERF_TOUCH_RESPONSE_MAX_MS,
+    PERF_COMBO_RECOGNITION_MAX_MS,
+    STORAGE_KEY,
+} from '@common/Constants';
+
+describe('Constants — requirement baseline values', () => {
+    it('uses 960x540 landscape baseline (req tech-stack)', () => {
+        expect(DESIGN_WIDTH).toBe(960);
+        expect(DESIGN_HEIGHT).toBe(540);
+        expect(DESIGN_WIDTH / DESIGN_HEIGHT).toBeCloseTo(16 / 9, 3);
+    });
+
+    it('locks target frame rate at 30 fps (req 18.1-18.3)', () => {
+        expect(TARGET_FPS).toBe(30);
+    });
+
+    it('assigns 100/100/150 px/s move speeds per color state (req 5.1-5.2)', () => {
+        expect(MOVE_SPEED[PlayerColorState.Red]).toBe(100);
+        expect(MOVE_SPEED[PlayerColorState.Green]).toBe(100);
+        expect(MOVE_SPEED[PlayerColorState.Yellow]).toBe(150);
+    });
+
+    it('uses 250/375/300 jump heights (req 2.2-2.3)', () => {
+        expect(JUMP_HEIGHT_STANDARD).toBe(250);
+        expect(JUMP_HEIGHT_CHARGED).toBe(375);
+        expect(JUMP_HEIGHT_YELLOW).toBe(300);
+    });
+
+    it('reserves ~150ms crouch delay before leaving ground (req 2.8)', () => {
+        expect(JUMP_PREPARE_DELAY_MS).toBe(150);
+    });
+
+    it('parabolic angles anchored at 45° and 135° (req 2.5)', () => {
+        expect(PARABOLIC_ANGLE_RIGHT).toBe(45);
+        expect(PARABOLIC_ANGLE_LEFT).toBe(135);
+    });
+
+    it('weapon intervals conform to 0.3/0.25/0.5s (req 3.4/3.6)', () => {
+        expect(SHURIKEN_INTERVAL_BASE).toBe(0.3);
+        expect(SHURIKEN_INTERVAL_UPGRADED).toBe(0.25);
+        expect(SWORD_INTERVAL).toBe(0.5);
+    });
+
+    it('enforces <50ms touch and <100ms combo KPI thresholds (req 20.1/20.4)', () => {
+        expect(PERF_TOUCH_RESPONSE_MAX_MS).toBe(50);
+        expect(PERF_COMBO_RECOGNITION_MAX_MS).toBe(100);
+    });
+
+    it('defines all storage keys required by persistence (req 17 & 19.5)', () => {
+        expect(STORAGE_KEY.LevelUnlock).toBeDefined();
+        expect(STORAGE_KEY.ControlLayout).toBeDefined();
+        expect(STORAGE_KEY.AudioVolume).toBeDefined();
+        expect(STORAGE_KEY.TutorialDone).toBeDefined();
+        expect(STORAGE_KEY.StoryIntroSeen).toBeDefined();
+    });
+});