Almost done

test/validator_functions_array_test.go

@@ -0,0 +1,74 @@
+package integration
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/marte-dev/marte-dev-tools/internal/index"
+	"github.com/marte-dev/marte-dev-tools/internal/parser"
+	"github.com/marte-dev/marte-dev-tools/internal/validator"
+)
+
+func TestFunctionsArrayValidation(t *testing.T) {
+	content := `
++App = {
+    Class = RealTimeApplication
+    +State = {
+        Class = RealTimeState
+        +Thread = {
+            Class = RealTimeThread
+            Functions = {
+                ValidGAM,
+                InvalidGAM, // Not a GAM (DataSource)
+                MissingGAM, // Not found
+                "String",   // Not reference
+            }
+        }
+    }
+}
+
++ValidGAM = { Class = IOGAM InputSignals = {} }
++InvalidGAM = { Class = FileReader }
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	idx.AddFile("funcs.marte", config)
+	idx.ResolveReferences()
+
+	v := validator.NewValidator(idx, ".")
+	v.ValidateProject()
+
+	foundInvalid := false
+	foundMissing := false
+	foundNotRef := false
+
+	for _, d := range v.Diagnostics {
+		if strings.Contains(d.Message, "not found or is not a valid GAM") {
+            // This covers both InvalidGAM and MissingGAM cases
+            if strings.Contains(d.Message, "InvalidGAM") {
+			    foundInvalid = true
+            }
+            if strings.Contains(d.Message, "MissingGAM") {
+                foundMissing = true
+            }
+		}
+		if strings.Contains(d.Message, "must contain references") {
+			foundNotRef = true
+		}
+	}
+
+	if !foundInvalid {
+		t.Error("Expected error for InvalidGAM")
+	}
+	if !foundMissing {
+		t.Error("Expected error for MissingGAM")
+	}
+	if !foundNotRef {
+		t.Error("Expected error for non-reference element")
+	}
+}