test: comprehensive tests for player effects, monster, and combat

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

entity/player_test.go

@@ -63,3 +63,130 @@ func TestPlayerTakeDamage(t *testing.T) {
 		t.Error("Player should be dead")
 	}
 }
+
+func TestIsOut(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior)
+	if p.IsOut() {
+		t.Error("alive player should not be out")
+	}
+	p.Dead = true
+	if !p.IsOut() {
+		t.Error("dead player should be out")
+	}
+	p.Dead = false
+	p.Fled = true
+	if !p.IsOut() {
+		t.Error("fled player should be out")
+	}
+}
+
+func TestRevive(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior) // 120 MaxHP
+	p.TakeDamage(200)
+	if !p.IsDead() {
+		t.Error("should be dead")
+	}
+	p.Revive(0.30)
+	if p.IsDead() {
+		t.Error("should be alive after revive")
+	}
+	if p.HP != 36 { // 120 * 0.30
+		t.Errorf("HP should be 36, got %d", p.HP)
+	}
+}
+
+func TestHealCap(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior) // 120 HP
+	p.HP = 100
+	p.Heal(50) // should cap at 120
+	if p.HP != 120 {
+		t.Errorf("HP should cap at 120, got %d", p.HP)
+	}
+}
+
+func TestEffectiveATKWithItems(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior) // base ATK 12
+	p.Inventory = append(p.Inventory, Item{Name: "Sword", Type: ItemWeapon, Bonus: 5})
+	p.Inventory = append(p.Inventory, Item{Name: "Sword2", Type: ItemWeapon, Bonus: 3})
+	if p.EffectiveATK() != 20 { // 12 + 5 + 3
+		t.Errorf("ATK should be 20, got %d", p.EffectiveATK())
+	}
+}
+
+func TestEffectiveDEFWithItems(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior) // base DEF 8
+	p.Inventory = append(p.Inventory, Item{Name: "Shield", Type: ItemArmor, Bonus: 4})
+	if p.EffectiveDEF() != 12 { // 8 + 4
+		t.Errorf("DEF should be 12, got %d", p.EffectiveDEF())
+	}
+}
+
+func TestStatusEffectPoison(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior) // 120 HP
+	p.AddEffect(ActiveEffect{Type: StatusPoison, Duration: 2, Value: 10})
+	if !p.HasEffect(StatusPoison) {
+		t.Error("should have poison")
+	}
+	msgs := p.TickEffects()
+	if len(msgs) != 1 {
+		t.Errorf("expected 1 message, got %d", len(msgs))
+	}
+	if p.HP != 110 {
+		t.Errorf("HP should be 110 after poison tick, got %d", p.HP)
+	}
+	// Poison can't kill
+	p.HP = 5
+	p.TickEffects() // duration expires after this tick
+	if p.HP != 1 {
+		t.Errorf("poison should leave at 1 HP, got %d", p.HP)
+	}
+	if p.IsDead() {
+		t.Error("poison should not kill")
+	}
+	if p.HasEffect(StatusPoison) {
+		t.Error("poison should have expired")
+	}
+}
+
+func TestStatusEffectBurn(t *testing.T) {
+	p := NewPlayer("test", ClassMage) // 70 HP
+	p.AddEffect(ActiveEffect{Type: StatusBurn, Duration: 1, Value: 100})
+	p.TickEffects()
+	if !p.IsDead() {
+		t.Error("burn should be able to kill")
+	}
+}
+
+func TestRelicPoisonImmunity(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior)
+	p.Relics = append(p.Relics, Relic{Name: "Antidote", Effect: RelicPoisonImmunity})
+	p.AddEffect(ActiveEffect{Type: StatusPoison, Duration: 3, Value: 10})
+	if p.HasEffect(StatusPoison) {
+		t.Error("should be immune to poison")
+	}
+}
+
+func TestRelicBurnResist(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior)
+	p.Relics = append(p.Relics, Relic{Name: "Flame Guard", Effect: RelicBurnResist})
+	p.AddEffect(ActiveEffect{Type: StatusBurn, Duration: 2, Value: 10})
+	// Burn value should be halved to 5
+	if len(p.Effects) == 0 {
+		t.Fatal("should have burn effect (resisted, not immune)")
+	}
+	if p.Effects[0].Value != 5 {
+		t.Errorf("burn value should be halved to 5, got %d", p.Effects[0].Value)
+	}
+}
+
+func TestEffectOverwrite(t *testing.T) {
+	p := NewPlayer("test", ClassWarrior)
+	p.AddEffect(ActiveEffect{Type: StatusPoison, Duration: 1, Value: 5})
+	p.AddEffect(ActiveEffect{Type: StatusPoison, Duration: 3, Value: 10}) // should overwrite
+	if len(p.Effects) != 1 {
+		t.Errorf("should have 1 effect, got %d", len(p.Effects))
+	}
+	if p.Effects[0].Duration != 3 || p.Effects[0].Value != 10 {
+		t.Error("should have overwritten with new values")
+	}
+}