Better formatting and expression handling

test/evaluated_signal_props_test.go

@@ -0,0 +1,88 @@
+package integration
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/marte-community/marte-dev-tools/internal/index"
+	"github.com/marte-community/marte-dev-tools/internal/parser"
+	"github.com/marte-community/marte-dev-tools/internal/validator"
+)
+
+func TestEvaluatedSignalProperties(t *testing.T) {
+	content := `
+#let N: uint32 = 10
++DS = {
+    Class = FileReader
+    Filename = "test.bin"
+    Signals = {
+        Sig1 = { Type = uint32 NumberOfElements = @N }
+    }
+}
++GAM = {
+    Class = IOGAM
+    InputSignals = {
+        Sig1 = { DataSource = DS Type = uint32 NumberOfElements = 10 }
+    }
+}
+`
+	p := parser.NewParser(content)
+	cfg, err := p.Parse()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	tree := index.NewProjectTree()
+	tree.AddFile("test.marte", cfg)
+	tree.ResolveReferences()
+
+	v := validator.NewValidator(tree, ".")
+	v.ValidateProject()
+
+	// There should be no errors because @N evaluates to 10
+	for _, d := range v.Diagnostics {
+		if d.Level == validator.LevelError {
+			t.Errorf("Unexpected error: %s", d.Message)
+		}
+	}
+
+	// Test mismatch with expression
+	contentErr := `
+#let N: uint32 = 10
++DS = {
+    Class = FileReader
+    Filename = "test.bin"
+    Signals = {
+        Sig1 = { Type = uint32 NumberOfElements = @N + 5 }
+    }
+}
++GAM = {
+    Class = IOGAM
+    InputSignals = {
+        Sig1 = { DataSource = DS Type = uint32 NumberOfElements = 10 }
+    }
+}
+`
+	p2 := parser.NewParser(contentErr)
+	cfg2, _ := p2.Parse()
+	tree2 := index.NewProjectTree()
+	tree2.AddFile("test_err.marte", cfg2)
+	tree2.ResolveReferences()
+
+	v2 := validator.NewValidator(tree2, ".")
+	v2.ValidateProject()
+
+	found := false
+	for _, d := range v2.Diagnostics {
+		if strings.Contains(d.Message, "property 'NumberOfElements' mismatch") {
+			found = true
+			if !strings.Contains(d.Message, "defined '15'") {
+				t.Errorf("Expected defined '15', got message: %s", d.Message)
+			}
+			break
+		}
+	}
+	if !found {
+		t.Error("Expected property mismatch error for @N + 5")
+	}
+}