|
| 1 | +require("../env"); |
| 2 | +require("../../d3"); |
| 3 | + |
| 4 | +var vows = require("vows"), |
| 5 | + assert = require("assert"); |
| 6 | + |
| 7 | +var suite = vows.describe("selection.insert"); |
| 8 | + |
| 9 | +suite.addBatch({ |
| 10 | + "select(body)": { |
| 11 | + topic: function() { |
| 12 | + return d3.select("body").html(""); |
| 13 | + }, |
| 14 | + "inserts before the specified selector": function(body) { |
| 15 | + var span = body.html("").append("span"); |
| 16 | + var div = body.insert("div", "span"); |
| 17 | + assert.equal(div[0][0].tagName, "DIV"); |
| 18 | + assert.isNull(div[0][0].namespaceURI); |
| 19 | + assert.domEqual(div[0][0], document.body.firstChild); |
| 20 | + assert.domEqual(div[0][0].nextSibling, span[0][0]); |
| 21 | + }, |
| 22 | + "appends an HTML element": function(body) { |
| 23 | + var div = body.insert("div"); |
| 24 | + assert.equal(div[0][0].tagName, "DIV"); |
| 25 | + assert.isNull(div[0][0].namespaceURI); |
| 26 | + assert.domEqual(div[0][0], document.body.lastChild); |
| 27 | + }, |
| 28 | + "appends an SVG element": function(body) { |
| 29 | + var svg = body.insert("svg:svg"); |
| 30 | + assert.equal(svg[0][0].tagName, "SVG"); |
| 31 | + assert.equal(svg[0][0].namespaceURI, "http://www.w3.org/2000/svg"); |
| 32 | + assert.domEqual(svg[0][0].parentNode, document.body); |
| 33 | + assert.domEqual(svg[0][0], document.body.lastChild); |
| 34 | + }, |
| 35 | + "propagates data to new element": function(body) { |
| 36 | + var data = new Object(), div = body.data([data]).insert("div"); |
| 37 | + assert.strictEqual(div[0][0].__data__, data); |
| 38 | + } |
| 39 | + } |
| 40 | +}); |
| 41 | + |
| 42 | +suite.addBatch({ |
| 43 | + "selectAll(div)": { |
| 44 | + topic: function() { |
| 45 | + return d3.select("body").html("").selectAll("div").data(d3.range(2)).enter().insert("div"); |
| 46 | + }, |
| 47 | + "appends an HTML element": function(div) { |
| 48 | + var span = div.insert("span"); |
| 49 | + assert.equal(span[0].length, 2); |
| 50 | + assert.equal(span[0][0].tagName, "SPAN"); |
| 51 | + assert.equal(span[0][1].tagName, "SPAN"); |
| 52 | + assert.isNull(span[0][0].namespaceURI); |
| 53 | + assert.isNull(span[0][1].namespaceURI); |
| 54 | + assert.domEqual(span[0][0].parentNode, div[0][0]); |
| 55 | + assert.domEqual(span[0][1].parentNode, div[0][1]); |
| 56 | + assert.domEqual(div[0][0].lastChild, span[0][0]); |
| 57 | + assert.domEqual(div[0][1].lastChild, span[0][1]); |
| 58 | + }, |
| 59 | + "appends an SVG element": function(div) { |
| 60 | + var svg = div.insert("svg:svg"); |
| 61 | + assert.equal(svg[0].length, 2); |
| 62 | + assert.equal(svg[0][0].tagName, "SVG"); |
| 63 | + assert.equal(svg[0][1].tagName, "SVG"); |
| 64 | + assert.equal(svg[0][0].namespaceURI, "http://www.w3.org/2000/svg"); |
| 65 | + assert.equal(svg[0][1].namespaceURI, "http://www.w3.org/2000/svg"); |
| 66 | + assert.domEqual(svg[0][0].parentNode, div[0][0]); |
| 67 | + assert.domEqual(svg[0][1].parentNode, div[0][1]); |
| 68 | + assert.domEqual(div[0][0].lastChild, svg[0][0]); |
| 69 | + assert.domEqual(div[0][1].lastChild, svg[0][1]); |
| 70 | + }, |
| 71 | + "ignores null nodes": function(div) { |
| 72 | + div.html(""); |
| 73 | + var some = d3.selectAll("div"); |
| 74 | + some[0][1] = null; |
| 75 | + var span = some.insert("span"); |
| 76 | + assert.equal(span[0].length, 2); |
| 77 | + assert.equal(span[0][0].tagName, "SPAN"); |
| 78 | + assert.domNull(span[0][1]); |
| 79 | + assert.domEqual(span[0][0].parentNode, div[0][0]); |
| 80 | + assert.domEqual(div[0][0].lastChild, span[0][0]); |
| 81 | + assert.domNull(div[0][1].lastChild); |
| 82 | + }, |
| 83 | + "propagates data to new elements": function(div) { |
| 84 | + var a = new Object(), b = new Object(), span = div.data([a, b]).insert("span"); |
| 85 | + assert.strictEqual(span[0][0].__data__, a); |
| 86 | + assert.strictEqual(span[0][1].__data__, b); |
| 87 | + } |
| 88 | + } |
| 89 | +}); |
| 90 | + |
| 91 | +suite.addBatch({ |
| 92 | + "selectAll(div).data(…).enter()": { |
| 93 | + topic: function() { |
| 94 | + return d3.select("body"); |
| 95 | + }, |
| 96 | + "inserts before the specified selector": function(body) { |
| 97 | + var span = body.html("").append("span"); |
| 98 | + var div = body.selectAll("div").data(d3.range(2)).enter().insert("div", "span"); |
| 99 | + assert.equal(div.length, 1); |
| 100 | + assert.equal(div[0].length, 2); |
| 101 | + assert.domEqual(div[0][0], document.body.firstChild); |
| 102 | + assert.domEqual(div[0][1].previousSibling, div[0][0]); |
| 103 | + assert.domEqual(div[0][1].nextSibling, span[0][0]); |
| 104 | + }, |
| 105 | + "propagates data to new elements": function(body) { |
| 106 | + var a = new Object(), b = new Object(), div = body.html("").selectAll("div").data([a, b]).enter().insert("div"); |
| 107 | + assert.strictEqual(div[0][0].__data__, a); |
| 108 | + assert.strictEqual(div[0][1].__data__, b); |
| 109 | + }, |
| 110 | + "ignores null nodes": function(body) { |
| 111 | + body.html("").insert("div"); |
| 112 | + var div = body.selectAll("div").data(d3.range(3)).enter().insert("div"); |
| 113 | + assert.equal(div.length, 1); |
| 114 | + assert.equal(div[0].length, 3); |
| 115 | + assert.domNull(div[0][0]); |
| 116 | + assert.domEqual(div[0][1].parentNode, document.body); |
| 117 | + assert.domEqual(div[0][2].parentNode, document.body); |
| 118 | + } |
| 119 | + } |
| 120 | +}); |
| 121 | + |
| 122 | +suite.export(module); |
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