godosa-engine: initial public history

1 files changed, 47 insertions, 0 deletions

diff --git a/src/Godosa.Core.Tests/Runs/Scripts/ActionInputTests.cs b/src/Godosa.Core.Tests/Runs/Scripts/ActionInputTests.cs
new file mode 100644
index 0000000..1b53910
--- /dev/null
+++ b/src/Godosa.Core.Tests/Runs/Scripts/ActionInputTests.cs
@@ -0,0 +1,47 @@
+using Godosa.Core.Runs;
+using Godosa.Core.Runs.Scripts;
+using Xunit;
+using static Godosa.Core.Tests.Runs.Scripts.ScriptRunnerTests;
+
+namespace Godosa.Core.Tests.Runs.Scripts;
+
+/// <summary>Multi-click verbs (walk-path, fight, travel-to): a poll may hand the runner more input; the plan plays from
+/// the next frame (its frame 0), the action is not polled until it is sent.</summary>
+public sealed class ActionInputTests
+{
+    [Fact]
+    public void PollInput_PlaysFromTheNextFrame_ThenPollsAgain()
+    {
+        var g = new FakeGame();
+        var polls = new List<int>();
+        var follow = new InputPlan([new(0, new InputEvent(InputKind.KeyDown, Key: "B")), new(2, new InputEvent(InputKind.KeyUp, Key: "B"))]);
+        g.ActionTable["walk"] = new FakeAction(VerbKind.Player,
+            _ => new ActionStart(new InputPlan([new(0, new InputEvent(InputKind.KeyDown, Key: "A"))])),
+            n =>
+            {
+                polls.Add(n);
+                return n == 1 ? StepStatus.Input(follow) : StepStatus.Done;
+            });
+        var (r, output) = Run("format 1\nmode player\nwalk\nlog done", g);
+
+        Assert.True(r.Outcome == RunOutcome.Passed, string.Join("\n", output));
+        Assert.Equal(["A", "B", "B"], g.Sent.Select(s => s.Event.Key));
+        var a = g.Sent[0].Frame;
+        Assert.Equal(a + 1, g.Sent[1].Frame); // polled after frame a → B on the next frame
+        Assert.Equal(a + 3, g.Sent[2].Frame); // its frame 2
+        Assert.Equal([1, 2], polls);          // no poll while the follow-up plan is unsent
+        Assert.Contains("done", output);
+    }
+
+    [Fact]
+    public void PollInput_HalfSent_ReleasedOnFailure()
+    {
+        var g = new FakeGame();
+        var follow = new InputPlan([new(0, new InputEvent(InputKind.KeyDown, Key: "B")), new(50, new InputEvent(InputKind.KeyUp, Key: "B"))]);
+        g.ActionTable["walk"] = new FakeAction(VerbKind.Player, _ => new ActionStart(), n => StepStatus.Input(follow));
+        var (r, _) = Run("format 1\nmode player\nwalk", g, new ScriptRunOptions { StepCap = 10 });
+
+        Assert.Equal(RunOutcome.Failed, r.Outcome);
+        Assert.Equal(InputKind.KeyUp, g.Sent[^1].Event.Kind); // the held key is let go
+    }
+}