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Versions: 4
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Stored size: 1.24 KB
Contents
var assert = require("../assert");
module.exports = {
"with a single element selected": {
topic: function(d3) {
return d3.select("body").transition();
},
"returns null for empty subselections": function(body) {
assert.isNull(body.select("foo").node());
},
"returns the selected element": function(body) {
assert.equal(body.node().tagName, "BODY");
},
"returns null if no elements are slected": function(body) {
body[0][0] = null;
assert.isNull(body.node());
}
},
"with multiple elements selected": {
topic: function(d3) {
var body = d3.select("body").html(null);
body.append("div").attr("class", "first").append("span");
body.append("div").attr("class", "second");
return body.selectAll("div").transition();
},
"returns null for empty subselections": function(div) {
assert.isNull(div.select("foo").node());
},
"returns the first selected element": function(div) {
assert.equal(div.node().className, "first");
assert.equal(div.node().tagName, "DIV");
},
"does not count null nodes": function(div) {
div[0][0] = null;
assert.equal(div.node().className, "second");
assert.equal(div.node().tagName, "DIV");
}
}
};
Version data entries
4 entries across 4 versions & 2 rubygems