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Stored size: 1.72 KB
Contents
require("../env");
require("../../d3");
var vows = require("vows"),
assert = require("assert");
var suite = vows.describe("d3.max");
suite.addBatch({
"max": {
topic: function() {
return d3.max;
},
"returns the greatest numeric value for numbers": function(max) {
assert.equal(max([1]), 1);
assert.equal(max([5, 1, 2, 3, 4]), 5);
assert.equal(max([20, 3]), 20);
assert.equal(max([3, 20]), 20);
},
"returns the greatest lexicographic value for strings": function(max) {
assert.equal(max(["c", "a", "b"]), "c");
assert.equal(max(["20", "3"]), "3");
assert.equal(max(["3", "20"]), "3");
},
"ignores null, undefined and NaN": function(max) {
assert.equal(max([NaN, 1, 2, 3, 4, 5]), 5);
assert.equal(max([1, 2, 3, 4, 5, NaN]), 5);
assert.equal(max([10, null, 3, undefined, 5, NaN]), 10);
assert.equal(max([-1, null, -3, undefined, -5, NaN]), -1);
},
"compares heterogenous types as numbers": function(max) {
assert.strictEqual(max([20, "3"]), 20);
assert.strictEqual(max(["20", 3]), "20");
assert.strictEqual(max([3, "20"]), "20");
assert.strictEqual(max(["3", 20]), 20);
},
"returns undefined for empty array": function(max) {
assert.isUndefined(max([]));
assert.isUndefined(max([null]));
assert.isUndefined(max([undefined]));
assert.isUndefined(max([NaN]));
assert.isUndefined(max([NaN, NaN]));
},
"applies the optional accessor function": function(max) {
assert.equal(d3.max([[1, 2, 3, 4, 5], [2, 4, 6, 8, 10]], function(d) { return d3.min(d); }), 2);
assert.equal(d3.max([1, 2, 3, 4, 5], function(d, i) { return i; }), 4);
}
}
});
suite.export(module);
Version data entries
25 entries across 25 versions & 1 rubygems