feat(tamer): release mobs after class loss

src/test/java/games/dmg/spigottyrant/DefaultCapturedMobCustodyReleaseTest.java

@@ -0,0 +1,41 @@
+package games.dmg.spigottyrant;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.UUID;
+import org.bukkit.entity.Player;
+import org.junit.jupiter.api.Test;
+
+final class DefaultCapturedMobCustodyReleaseTest {
+    @Test
+    void removesOnlyCustodyThatSpawnedSuccessfully() {
+        UUID playerId = UUID.fromString("33333333-3333-3333-3333-333333333333");
+        CapturedMob released = mob("COW");
+        CapturedMob deferred = mob("SHEEP");
+        PlayerState state = new PlayerState(
+            playerId, "Former", Optional.empty(), Optional.empty(), TyrantClass.NONE,
+            Optional.empty(), Map.of(), java.util.Set.of(), List.of(released, deferred)
+        );
+        CapturedMobSpawner spawner = mock(CapturedMobSpawner.class);
+        Player player = mock(Player.class);
+        when(spawner.spawn(player, released)).thenReturn(true);
+        when(spawner.spawn(player, deferred)).thenReturn(false);
+        DefaultCapturedMobCustodyRelease service = new DefaultCapturedMobCustodyRelease(spawner);
+
+        PlayerState result = service.releaseAll(player, state);
+
+        assertEquals(List.of(deferred), result.capturedMobs());
+        assertEquals(TyrantClass.NONE, result.tyrantClass());
+    }
+
+    private static CapturedMob mob(String type) {
+        return new CapturedMob(type, Map.of(
+            "capture-id", UUID.randomUUID().toString(), "snapshot", "snapshot-" + type
+        ));
+    }
+}

src/test/java/games/dmg/spigottyrant/FormerTamerReleaseTaskTest.java

@@ -0,0 +1,78 @@
+package games.dmg.spigottyrant;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.UUID;
+import org.bukkit.Server;
+import org.bukkit.entity.Player;
+import org.junit.jupiter.api.Test;
+
+final class FormerTamerReleaseTaskTest {
+    @Test
+    void offlineFormerTamerCustodyRemainsDeferred() {
+        UUID formerId = UUID.fromString("33333333-3333-3333-3333-333333333333");
+        PlayerState former = withMob(PlayerState.newPlayer(formerId, "Former"));
+        TyrantStateManager manager = mock(TyrantStateManager.class);
+        when(manager.players()).thenReturn(Map.of(formerId, former));
+        Server server = mock(Server.class);
+        doReturn(Set.of()).when(server).getOnlinePlayers();
+        CapturedMobCustodyRelease release = mock(CapturedMobCustodyRelease.class);
+
+        new FormerTamerReleaseTask(manager, server, release).run();
+
+        verify(release, never()).releaseAll(any(), any());
+    }
+
+    @Test
+    void releasesCustodyOnlyAfterPlayerLosesTamerClass() {
+        UUID formerId = UUID.fromString("33333333-3333-3333-3333-333333333333");
+        UUID tamerId = UUID.fromString("44444444-4444-4444-4444-444444444444");
+        PlayerState former = withMob(PlayerState.newPlayer(formerId, "Former"));
+        PlayerState tamer = withMob(withClass(
+            PlayerState.newPlayer(tamerId, "Tamer"), TyrantClass.TAMER
+        ));
+        TyrantStateManager manager = mock(TyrantStateManager.class);
+        when(manager.players()).thenReturn(Map.of(formerId, former, tamerId, tamer));
+        Player formerPlayer = mock(Player.class);
+        when(formerPlayer.getUniqueId()).thenReturn(formerId);
+        Player tamerPlayer = mock(Player.class);
+        when(tamerPlayer.getUniqueId()).thenReturn(tamerId);
+        Server server = mock(Server.class);
+        doReturn(Set.of(formerPlayer, tamerPlayer)).when(server).getOnlinePlayers();
+        CapturedMobCustodyRelease release = mock(CapturedMobCustodyRelease.class);
+        when(release.releaseAll(formerPlayer, former)).thenReturn(former);
+        FormerTamerReleaseTask task = new FormerTamerReleaseTask(manager, server, release);
+
+        task.run();
+
+        verify(release).releaseAll(formerPlayer, former);
+        verify(release, never()).releaseAll(tamerPlayer, tamer);
+    }
+
+    private static PlayerState withMob(PlayerState player) {
+        CapturedMob mob = new CapturedMob("COW", Map.of(
+            "capture-id", UUID.randomUUID().toString(), "snapshot", "snapshot"
+        ));
+        return new PlayerState(
+            player.playerId(), player.latestName(), player.lastLogin(), player.optedOutUntil(),
+            player.tyrantClass(), player.followerOf(), player.cooldownEnds(),
+            player.readyAbilityItems(), java.util.List.of(mob)
+        );
+    }
+
+    private static PlayerState withClass(PlayerState player, TyrantClass tyrantClass) {
+        return new PlayerState(
+            player.playerId(), player.latestName(), player.lastLogin(), player.optedOutUntil(),
+            tyrantClass, player.followerOf(), player.cooldownEnds(),
+            player.readyAbilityItems(), player.capturedMobs()
+        );
+    }
+}