Sha256: a43bef016d1c24607c6918b88f9be5a4edd5fdea0ef4aa6a00cc5186b09d99db
Contents?: true
Size: 1.82 KB
Versions: 4
Compression:
Stored size: 1.82 KB
Contents
var assert = require("../assert");
module.exports = {
topic: function(d3) {
var cb = this.callback,
dd = [],
ii = [],
tt = [],
fails = 0;
var s = d3.select("body").append("div").selectAll("div")
.data(["red", "green"])
.enter().append("div")
.text(function(d) { return d3.rgb(d)+""; });
var t = s.transition()
.tween("text", function() { ++fails; })
.tween("text", tween);
function tween(d, i) {
dd.push(d);
ii.push(i);
if (tt.push(this) >= 2) cb(null, {
selection: s,
transition: t,
data: dd,
index: ii,
context: tt,
fails: fails
});
return i && function(t) {
this.textContent = d3.hsl(230, 0.5, t) + "";
};
}
},
"defines the corresponding tween": function(result) {
assert.typeOf(result.transition.tween("text"), "function");
},
"the last tween takes precedence": function(result) {
assert.equal(result.fails, 0);
},
"invokes the tween function": function(result) {
assert.deepEqual(result.data, ["red", "green"], "expected data, got {actual}");
assert.deepEqual(result.index, [0, 1], "expected data, got {actual}");
assert.domEqual(result.context[0], result.selection[0][0], "expected this, got {actual}");
assert.domEqual(result.context[1], result.selection[0][1], "expected this, got {actual}");
},
"end": {
topic: function(result) {
var cb = this.callback;
result.transition.each("end", function(d, i) { if (i >= 1) cb(null, result); });
},
"uses the returned tweener": function(result) {
assert.equal(result.selection[0][1].textContent, "#ffffff");
},
"does nothing if the tweener is falsey": function(result) {
assert.equal(result.selection[0][0].textContent, "#ff0000");
}
}
};
Version data entries
4 entries across 4 versions & 2 rubygems