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Contents
var vows = require("vows"),
load = require("../load"),
assert = require("../assert");
var suite = vows.describe("d3.interpolateLab");
suite.addBatch({
"interpolateLab": {
topic: load("interpolate/lab"), // beware instanceof d3_Color
"parses string input": function(d3) {
assert.labEqual(d3.interpolateLab("steelblue", "#f00")(.2), 52.62, 12.76, -12.31);
assert.labEqual(d3.interpolateLab("steelblue", "#f00")(.6), 52.93, 46.42, 27.45);
},
"parses d3.hsl input": function(d3) {
assert.labEqual(d3.interpolateLab(d3.hsl("steelblue"), "#f00")(.2), 52.62, 12.76, -12.31);
assert.labEqual(d3.interpolateLab("steelblue", d3.hsl(0, 1, .5))(.6), 52.93, 46.42, 27.45);
},
"parses d3.rgb input": function(d3) {
assert.labEqual(d3.interpolateLab(d3.rgb("steelblue"), "#f00")(.2), 52.62, 12.76, -12.31);
assert.labEqual(d3.interpolateLab("steelblue", d3.rgb(255, 0, 0))(.6), 52.93, 46.42, 27.45);
},
"interpolates in HSL color space": function(d3) {
assert.labEqual(d3.interpolateLab("steelblue", "#f00")(.2), 52.62, 12.76, -12.31);
},
"returns an instanceof d3.lab": function(d3) {
assert.labEqual(d3.interpolateLab("steelblue", "#f00")(.2), 52.62, 12.76, -12.31);
}
}
});
suite.export(module);
Version data entries
4 entries across 4 versions & 2 rubygems