test(engine): add FillStrategyRegistry and pipeline tests

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-18 13:08:13 -04:00
parent 7bbfe06494
commit 202f49f368
2 changed files with 97 additions and 0 deletions
@@ -0,0 +1,35 @@
+namespace OpenNest.Tests.Strategies;
+
+public class FillStrategyRegistryTests
+{
+    [Fact]
+    public void Registry_DiscoversBuiltInStrategies()
+    {
+        var strategies = FillStrategyRegistry.Strategies;
+
+        Assert.True(strategies.Count >= 4, $"Expected at least 4 built-in strategies, got {strategies.Count}");
+        Assert.Contains(strategies, s => s.Name == "Pairs");
+        Assert.Contains(strategies, s => s.Name == "RectBestFit");
+        Assert.Contains(strategies, s => s.Name == "Extents");
+        Assert.Contains(strategies, s => s.Name == "Linear");
+    }
+
+    [Fact]
+    public void Registry_StrategiesAreOrderedByOrder()
+    {
+        var strategies = FillStrategyRegistry.Strategies;
+
+        for (var i = 1; i < strategies.Count; i++)
+            Assert.True(strategies[i].Order >= strategies[i - 1].Order,
+                $"Strategy '{strategies[i].Name}' (Order={strategies[i].Order}) should not precede '{strategies[i - 1].Name}' (Order={strategies[i - 1].Order})");
+    }
+
+    [Fact]
+    public void Registry_LinearIsLast()
+    {
+        var strategies = FillStrategyRegistry.Strategies;
+        var last = strategies[strategies.Count - 1];
+
+        Assert.Equal("Linear", last.Name);
+    }
+}