@Test public void startsFromMortarScope() {

  MortarScope root = MortarScope.buildRootScope().build("Root");
  MortarScope child = root.buildChild().build("Child");
  String hierarchy = scopeHierarchyToString(child);
  assertThat(hierarchy).isEqualTo("" //
      + "Mortar Hierarchy:\n" //
      + BLANK + "SCOPE Root\n" //
      + BLANK + "`-SCOPE Child\n" //
  );
}