baseline: OpenMU upstream b5a0961 (fresh source)

tests/MUnique.OpenMU.Tests/Offline/ZenConsumptionHandlerTests.cs

@@ -0,0 +1,97 @@
+// <copyright file="ZenConsumptionHandlerTests.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.Tests.Offline;
+
+using MUnique.OpenMU.GameLogic;
+using MUnique.OpenMU.GameLogic.Attributes;
+using MUnique.OpenMU.GameLogic.MuHelper;
+using MUnique.OpenMU.GameLogic.Offline;
+
+/// <summary>
+/// Tests for <see cref="ZenConsumptionHandler"/>.
+/// </summary>
+[TestFixture]
+public class ZenConsumptionHandlerTests
+{
+    private IGameContext _gameContext = null!;
+
+    /// <summary>
+    /// Sets up a fresh game context before each test.
+    /// </summary>
+    [SetUp]
+    public void SetUp()
+    {
+        this._gameContext = GameContextTestHelper.CreateGameContext();
+    }
+
+    /// <summary>
+    /// Tests that Zen is deducted when the pay interval has passed.
+    /// </summary>
+    [Test]
+    public async ValueTask DeductsZenWhenIntervalPassedAsync()
+    {
+        // Arrange
+        var player = await this.CreateOfflinePlayerAsync().ConfigureAwait(false);
+        player.TryAddMoney(1_000_000);
+        player.Attributes![Stats.Level] = 100;
+
+        var handler = new ZenConsumptionHandler(player);
+        player.StartTimestamp = DateTime.UtcNow.AddMinutes(-2);
+
+        // Act
+        await handler.DeductZenAsync().ConfigureAwait(false);
+
+        // Assert
+        Assert.That(player.Money, Is.LessThan(1_000_000));
+    }
+
+    /// <summary>
+    /// Tests that Zen is not deducted when the pay interval has not passed.
+    /// </summary>
+    [Test]
+    public async ValueTask DoesNotDeductZenWhenIntervalNotPassedAsync()
+    {
+        // Arrange
+        var player = await this.CreateOfflinePlayerAsync().ConfigureAwait(false);
+        player.TryAddMoney(1_000_000);
+
+        var handler = new ZenConsumptionHandler(player);
+
+        // Act
+        await handler.DeductZenAsync().ConfigureAwait(false);
+
+        // Assert
+        Assert.That(player.Money, Is.EqualTo(1_000_000));
+    }
+
+    /// <summary>
+    /// Tests that <see cref="ZenConsumptionHandler.DeductZenAsync"/> returns false
+    /// when the player has insufficient Zen.
+    /// </summary>
+    [Test]
+    public async ValueTask ReturnsFalseWhenInsufficientZenAsync()
+    {
+        // Arrange
+        var player = await this.CreateOfflinePlayerAsync().ConfigureAwait(false);
+        player.TryAddMoney(100);
+        player.Attributes![Stats.Level] = 100;
+
+        var handler = new ZenConsumptionHandler(player);
+        player.StartTimestamp = DateTime.UtcNow.AddMinutes(-2);
+
+        // Act
+        var result = await handler.DeductZenAsync().ConfigureAwait(false);
+
+        // Assert
+        Assert.That(result, Is.False);
+    }
+
+    private async ValueTask<OfflinePlayer> CreateOfflinePlayerAsync()
+    {
+        var player = await PlayerTestHelper.CreateOfflineLevelingPlayerAsync(this._gameContext).ConfigureAwait(false);
+        player.Attributes![Stats.MasterLevel] = 0;
+        return player;
+    }
+}