Implementing pragmas

test/lsp_hover_context_test.go

@@ -0,0 +1,73 @@
+package integration
+
+import (
+	"testing"
+
+	"github.com/marte-dev/marte-dev-tools/internal/index"
+	"github.com/marte-dev/marte-dev-tools/internal/parser"
+)
+
+func TestGetNodeContaining(t *testing.T) {
+	content := `
++App = {
+    Class = RealTimeApplication
+    +State1 = {
+        Class = RealTimeState
+        +Thread1 = {
+            Class = RealTimeThread
+            Functions = { GAM1 }
+        }
+    }
+}
++GAM1 = { Class = IOGAM }
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	file := "hover_context.marte"
+	idx.AddFile(file, config)
+	idx.ResolveReferences()
+
+	// Find reference to GAM1
+	var gamRef *index.Reference
+	for i := range idx.References {
+		ref := &idx.References[i]
+		if ref.Name == "GAM1" {
+			gamRef = ref
+			break
+		}
+	}
+
+	if gamRef == nil {
+		t.Fatal("Reference to GAM1 not found")
+	}
+
+	// Check containing node
+	container := idx.GetNodeContaining(file, gamRef.Position)
+	if container == nil {
+		t.Fatal("Container not found")
+	}
+
+	if container.RealName != "+Thread1" {
+		t.Errorf("Expected container +Thread1, got %s", container.RealName)
+	}
+
+	// Check traversal up to State
+	curr := container
+	foundState := false
+	for curr != nil {
+		if curr.RealName == "+State1" {
+			foundState = true
+			break
+		}
+		curr = curr.Parent
+	}
+
+	if !foundState {
+		t.Error("State parent not found")
+	}
+}