Sha256: b7dba7c61dadf43046f3da4485ac48054895abb3b3debe36572e17260135db68
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Versions: 6
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Contents
require("../env"); require("../../d3"); var vows = require("vows"), assert = require("assert"); var suite = vows.describe("d3.rebind"); suite.addBatch({ "rebind": { topic: function() { return d3.rebind; }, "bound function uses object as context": function(rebind) { var a = {}, that, f = rebind(a, function() { that = this; }); assert.strictEqual((f(), that), a); assert.strictEqual((f.call({}), that), a); }, "bound function receives any arguments": function(rebind) { var a = [], b = {}, f = rebind(a, function() { a = Array.prototype.slice.call(arguments); }); assert.deepEqual((f(), a), []); assert.deepEqual((f(1), a), [1]); assert.deepEqual((f(null), a), [null]); assert.deepEqual((f(b, b, 1), a), [b, b, 1]); }, "bound function returns object if arguments": function(rebind) { var a = {}, f = rebind(a, function() {}); assert.strictEqual(f(1), a); assert.strictEqual(f(1, 2, 3), a); }, "bound function returns return value if no arguments": function(rebind) { var a = {}, f = rebind({}, function() { return a; }); assert.strictEqual(f(), a); } } }); suite.export(module);
Version data entries
6 entries across 6 versions & 1 rubygems