Fix smoke gaps: recorder target + VK translation, player enum + null guard (#11)

tests/Recordingtest.Player.Tests/PlayerEngineTests.cs

@@ -153,6 +153,66 @@ baselines:
         Assert.Single(s.Baselines);
     }
 
+    [Fact]
+    public void PlayerEngine_NullTarget_SkipsWithoutCalling()
+    {
+        var engine = new PlayerEngine();
+        var host = new FakePlayerHost();
+        var scenario = new Scenario
+        {
+            Steps =
+            {
+                new Step { Kind = StepKind.Click, Target = null },
+                new Step { Kind = StepKind.Drag, Target = null },
+                new Step { Kind = StepKind.Type, Target = null, Value = "hello" },
+            },
+        };
+
+        engine.Run(scenario, host);
+
+        Assert.Empty(host.Clicks);
+        Assert.Empty(host.Drags);
+        Assert.Empty(host.Types);
+        Assert.Empty(host.Failures);
+    }
+
+    [Fact]
+    public void PlayerEngine_WheelKind_DoesNotThrow()
+    {
+        var engine = new PlayerEngine();
+        var host = new FakePlayerHost();
+        var scenario = new Scenario
+        {
+            Steps =
+            {
+                new Step { Kind = StepKind.Wheel, Value = "-120" },
+                new Step { Kind = StepKind.Focus },
+            },
+        };
+
+        engine.Run(scenario, host);
+        Assert.Empty(host.Failures);
+    }
+
+    [Fact]
+    public void ScenarioLoader_ParsesWheelAndFocusKinds()
+    {
+        const string yaml = """
+name: wheel-focus
+steps:
+  - kind: wheel
+    value: "-120"
+  - kind: focus
+    target:
+      uia_path: "Window/Edit"
+      offset: [0.5, 0.5]
+""";
+        var s = ScenarioLoader.LoadFromString(yaml);
+        Assert.Equal(2, s.Steps.Count);
+        Assert.Equal(StepKind.Wheel, s.Steps[0].Kind);
+        Assert.Equal(StepKind.Focus, s.Steps[1].Kind);
+    }
+
     private static string LocateEngineSource([CallerFilePath] string here = "")
     {
         // here = .../tests/Recordingtest.Player.Tests/PlayerEngineTests.cs

tests/Recordingtest.Player.Tests/SmokeRegressionTests.cs

@@ -0,0 +1,73 @@
+using Recordingtest.Player.Model;
+using Xunit;
+
+namespace Recordingtest.Player.Tests;
+
+/// <summary>
+/// Regression for issue #11 — smoke test against EG-BIM Modeler exposed
+/// recorder output that the player could not consume (wheel/focus kinds
+/// missing, null targets causing wild clicks). This test embeds a minimal
+/// yaml that mimics the real recorder output and runs it through the full
+/// ScenarioLoader -> PlayerEngine pipeline against a fake host.
+/// </summary>
+public class SmokeRegressionTests
+{
+    private const string SmokeYaml = """
+name: smoke-regression
+description: mimics real recorder output
+sut:
+  exe: "EG-BIM Modeler/EG-BIM Modeler.exe"
+  startup_timeout_ms: 12000
+steps:
+  - kind: wheel
+    value: "-120"
+  - kind: drag
+    target:
+      uia_path: "Window/Canvas"
+      offset: [0.5, 0.5]
+    value: "0.6,0.4"
+  - kind: click
+  - kind: type
+    value: "BOX"
+    target:
+      uia_path: "Window/Edit"
+      offset: [0.5, 0.5]
+  - kind: focus
+  - kind: hotkey
+    value: "ctrl+c"
+    target:
+      uia_path: "Window/Canvas"
+      offset: [0.5, 0.5]
+""";
+
+    [Fact]
+    public void FullPipeline_ParsesAndRunsWithoutException()
+    {
+        var scenario = ScenarioLoader.LoadFromString(SmokeYaml);
+
+        Assert.Equal(6, scenario.Steps.Count);
+        Assert.Equal(StepKind.Wheel, scenario.Steps[0].Kind);
+        Assert.Equal(StepKind.Focus, scenario.Steps[4].Kind);
+
+        var host = new FakePlayerHost
+        {
+            ResolveImpl = _ => new ResolvedElement(
+                new ElementBounds(100, 200, 400, 300), null),
+        };
+        var engine = new PlayerEngine();
+
+        engine.Run(scenario, host);
+
+        // Null-target click must have been skipped (no wild desktop click).
+        // Only the drag step provides a target → 1 drag.
+        Assert.Single(host.Drags);
+        // Type step with target → 1 type call.
+        Assert.Equal(new[] { "BOX" }, host.Types);
+        // hotkey with target → 1 hotkey call.
+        Assert.Contains("ctrl+c", host.Hotkeys);
+        // No clicks (the click step had null target).
+        Assert.Empty(host.Clicks);
+        // No failure artifacts.
+        Assert.Empty(host.Failures);
+    }
+}