135 строки
5.1 KiB
JavaScript
135 строки
5.1 KiB
JavaScript
var vows = require("vows"),
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load = require("../load"),
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assert = require("../assert");
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var suite = vows.describe("selection.html");
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suite.addBatch({
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"select(body)": {
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topic: load("selection/selection").document(),
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"on a simple page": {
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topic: function(d3) {
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return d3.select("body");
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},
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"sets the inner HTML as a string": function(body) {
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body.html("<h1>Hello, world!</h1>");
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assert.equal(body.node().firstChild.tagName, "H1");
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assert.equal(body.node().firstChild.textContent, "Hello, world!");
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},
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"sets the inner HTML as a number": function(body) {
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body.html(42);
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assert.equal(body.node().innerHTML, "42");
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assert.equal(body.node().firstChild.nodeType, 3);
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},
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"sets the inner HTML as a function": function(body) {
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body.data(["Subject"]).html(function(d, i) { return "<b>" + d + "</b><i>" + i + "</i>"; });
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assert.equal(body.node().firstChild.tagName, "B");
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assert.equal(body.node().firstChild.textContent, "Subject");
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assert.equal(body.node().lastChild.tagName, "I");
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assert.equal(body.node().lastChild.textContent, "0");
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},
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"clears the inner HTML as null": function(body) {
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body.html(null);
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"clears the inner HTML as undefined": function(body) {
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body.html(undefined);
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"clears the inner HTML as the empty string": function(body) {
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body.html("");
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"clears the inner HTML as a function returning the empty string": function(body) {
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body.text(function() { return ""; });
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"clears the inner HTML as a function returning null": function(body) {
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body.text(function() { return null; });
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"clears the inner HTML as a function returning undefined": function(body) {
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body.text(function() { return undefined; });
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assert.equal(body.node().innerHTML, "");
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assert.isNull(body.node().firstChild);
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},
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"returns the current selection": function(body) {
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assert.isTrue(body.html("foo") === body);
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},
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"ignores null nodes": function(body) {
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var node = body.node();
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body[0][0] = null;
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node.innerHTML = "<h1>foo</h1>";
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body.html("bar");
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assert.equal(node.textContent, "foo");
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}
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}
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}
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});
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suite.addBatch({
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"selectAll(div)": {
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topic: load("selection/selection").document(),
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"on a simple page": {
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topic: function(d3) {
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return d3.select("body").selectAll("div").data([0, 1]).enter().append("div");
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},
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"sets the inner HTML as a string": function(div) {
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div.html("<h1>Hello, world!</h1>");
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assert.equal(div[0][0].firstChild.tagName, "H1");
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assert.equal(div[0][0].firstChild.textContent, "Hello, world!");
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assert.equal(div[0][1].firstChild.tagName, "H1");
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assert.equal(div[0][1].firstChild.textContent, "Hello, world!");
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},
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"sets the inner HTML as a number": function(div) {
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div.html(42);
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assert.equal(div[0][0].innerHTML, "42");
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assert.equal(div[0][0].firstChild.nodeType, 3);
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},
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"sets the inner HTML as a function": function(div) {
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div.data(["foo", "bar"]).html(function(d, i) { return "<b>" + d + "</b><i>" + i + "</i>"; });
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assert.equal(div[0][0].firstChild.tagName, "B");
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assert.equal(div[0][0].firstChild.textContent, "foo");
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assert.equal(div[0][0].lastChild.tagName, "I");
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assert.equal(div[0][0].lastChild.textContent, "0");
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assert.equal(div[0][1].firstChild.tagName, "B");
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assert.equal(div[0][1].firstChild.textContent, "bar");
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assert.equal(div[0][1].lastChild.tagName, "I");
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assert.equal(div[0][1].lastChild.textContent, "1");
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},
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"clears the inner HTML as null": function(div) {
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div.html(null);
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assert.equal(div[0][0].innerHTML, "");
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assert.isNull(div[0][0].firstChild);
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assert.equal(div[0][1].innerHTML, "");
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assert.isNull(div[0][1].firstChild);
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},
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"clears the inner HTML as a function": function(div) {
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div.html(function() { return ""; });
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assert.equal(div[0][0].innerHTML, "");
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assert.isNull(div[0][0].firstChild);
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assert.equal(div[0][1].innerHTML, "");
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assert.isNull(div[0][1].firstChild);
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},
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"returns the current selection": function(div) {
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assert.isTrue(div.html("foo") === div);
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},
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"ignores null nodes": function(div) {
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var node = div[0][0];
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div[0][0] = null;
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node.innerHTML = "<h1>foo</h1>";
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div.html("bar");
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assert.equal(node.textContent, "foo");
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assert.equal(div[0][1].textContent, "bar");
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}
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}
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}
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});
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suite.export(module);
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