t.Run(tt.desc, func(t *testing.T) {
			if got := ToYAML(tt.inVals); got != tt.expectedOut {
				t.Errorf("%s: expected out %v got %s", tt.desc, tt.expectedOut, got)
			}
		})
	}
}

func TestOverlayTrees(t *testing.T) {
	tests := []struct {
		desc            string
		inBase          map[string]any
		inOverlays      map[string]any
		expectedOverlay map[string]any
		expectedErr     error
	}{
		{