text: var tape = require("tape"),
      jsdom = require("../jsdom"),
      d3_selection = require("d3-selection"),
      d3_graphviz = require("../../");
  
  tape("selection.selectWithoutDataPropagation() selects without propagating data", function(test) {
      var window = global.window = jsdom('<div id="parent"><div id="child1"></div><div id="child2"></div></div>');
      var document = global.document = window.document;
  
      var parent = d3_selection.select("#parent");
      parent
          .data([1])
      var child1 = parent
          .select("#child1")
      var child2 = parent
          .selectWithoutDataPropagation("#child2")
  
      test.equal(child1.data()[0], 1, 'selection.select() propagates data to child');
      test.equal(child2.data()[0], undefined, 'selection.selectWithoutDataPropagation() does no propagat data to child');
  
      test.end();
  });
  