Added schema validation and schema db

test/validator_schema_test.go

@@ -0,0 +1,138 @@
+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 TestSchemaValidationMandatory(t *testing.T) {
+	// StateMachine requires "States"
+	content := `
++MySM = {
+    Class = StateMachine
+    // Missing States
+}
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	idx.AddFile("test.marte", config)
+
+	v := validator.NewValidator(idx)
+	v.ValidateProject()
+
+	found := false
+	for _, d := range v.Diagnostics {
+		if strings.Contains(d.Message, "Missing mandatory field 'States'") {
+			found = true
+			break
+		}
+	}
+
+	if !found {
+		t.Error("Expected error for missing mandatory field 'States', but found none")
+	}
+}
+
+func TestSchemaValidationType(t *testing.T) {
+	// OrderedClass: First (int), Second (string)
+	content := `
++Obj = {
+    Class = OrderedClass
+    First = "WrongType" 
+    Second = "Correct"
+}
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	idx.AddFile("test.marte", config)
+
+	v := validator.NewValidator(idx)
+	v.ValidateProject()
+
+	found := false
+	for _, d := range v.Diagnostics {
+		if strings.Contains(d.Message, "Field 'First' expects type 'int'") {
+			found = true
+			break
+		}
+	}
+
+	if !found {
+		t.Error("Expected error for wrong type in field 'First', but found none")
+	}
+}
+
+func TestSchemaValidationOrder(t *testing.T) {
+	// OrderedClass: First, Second (ordered=true)
+	content := `
++Obj = {
+    Class = OrderedClass
+    Second = "Correct"
+    First = 1
+}
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	idx.AddFile("test.marte", config)
+
+	v := validator.NewValidator(idx)
+	v.ValidateProject()
+
+	found := false
+	for _, d := range v.Diagnostics {
+		if strings.Contains(d.Message, "Field 'First' is out of order") {
+			found = true
+			break
+		}
+	}
+
+	if !found {
+		t.Error("Expected error for out-of-order fields, but found none")
+	}
+}
+
+func TestSchemaValidationMandatoryNode(t *testing.T) {
+	// StateMachine requires "States" which is usually a node (+States or $States)
+	content := `
++MySM = {
+    Class = StateMachine
+    +States = {}
+}
+`
+	p := parser.NewParser(content)
+	config, err := p.Parse()
+	if err != nil {
+		t.Fatalf("Parse failed: %v", err)
+	}
+
+	idx := index.NewProjectTree()
+	idx.AddFile("test.marte", config)
+
+	v := validator.NewValidator(idx)
+	v.ValidateProject()
+
+	for _, d := range v.Diagnostics {
+		if strings.Contains(d.Message, "Missing mandatory field 'States'") {
+			t.Error("Reported missing mandatory field 'States' despite +States being present as a child node")
+		}
+	}
+}