test(catalog): address code review feedback from ako

- Add default/unknown test case for getMicroflowObjectType
- Replace non-printable bytes in formatGUID short-data test with legible ASCII
- Add Pages$DivContainer test case to TestExtractWidgetsRecursive

Author: retran

mdl/catalog/builder_microflows_test.go

@@ -6,8 +6,16 @@ import (
 	"testing"
 
 	"github.com/mendixlabs/mxcli/sdk/microflows"
+	"github.com/mendixlabs/mxcli/model"
 )
 
+// unknownMicroflowObject satisfies MicroflowObject but is not in the type switch.
+type unknownMicroflowObject struct{}
+
+func (u *unknownMicroflowObject) GetID() model.ID          { return "" }
+func (u *unknownMicroflowObject) GetPosition() model.Point { return model.Point{} }
+func (u *unknownMicroflowObject) SetPosition(model.Point)  {}
+
 func TestGetMicroflowObjectType(t *testing.T) {
 	tests := []struct {
 		name string
@@ -25,6 +33,7 @@ func TestGetMicroflowObjectType(t *testing.T) {
 		{"BreakEvent", &microflows.BreakEvent{}, "BreakEvent"},
 		{"ContinueEvent", &microflows.ContinueEvent{}, "ContinueEvent"},
 		{"ErrorEvent", &microflows.ErrorEvent{}, "ErrorEvent"},
+		{"unknown object falls to default", &unknownMicroflowObject{}, "MicroflowObject"},
 	}
 
 	for _, tt := range tests {

mdl/catalog/builder_pages_test.go

@@ -146,6 +146,29 @@ func TestExtractWidgetsRecursive(t *testing.T) {
 		}
 	})
 
+	t.Run("skips Pages$DivContainer but includes children", func(t *testing.T) {
+		w := map[string]any{
+			"$ID":   "div2",
+			"Name":  "pagesDivContainer",
+			"$Type": "Pages$DivContainer",
+			"Widgets": []any{
+				int32(0),
+				map[string]any{
+					"$ID":   "child2",
+					"Name":  "childWidget2",
+					"$Type": "Pages$Button",
+				},
+			},
+		}
+		got := extractWidgetsRecursive(w)
+		if len(got) != 1 {
+			t.Fatalf("expected 1 widget (child only), got %d", len(got))
+		}
+		if got[0].ID != "child2" {
+			t.Errorf("expected child2, got %q", got[0].ID)
+		}
+	})
+
 	t.Run("CustomWidget resolves WidgetId", func(t *testing.T) {
 		w := map[string]any{
 			"$ID":   "cw1",
@@ -412,9 +435,9 @@ func TestFormatGUID(t *testing.T) {
 			want: "00000000-0000-0000-0000-000000000000",
 		},
 		{
-			name: "short data — returns as string",
-			data: []byte{0x01, 0x02},
-			want: "\x01\x02",
+			name: "short data — returns raw string passthrough",
+			data: []byte{0x41, 0x42},
+			want: "AB",
 		},
 	}