All files / test test.js

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var expect = require("expect.js");
var clone = require("../src/index.js").clone;
 
describe("function clone", function () {
    describe("param data", function () {
        it("正确用例", function () {
            // 基本数据类型
            expect(clone("abc")).to.equal("abc");
 
            // 数组
            var arr = [1, [2]];
            var cloneArr = clone(arr);
            expect(cloneArr).not.to.equal(arr);
            expect(cloneArr).to.eql(arr);
 
            // 对象
            var obj = { a: { b: 1 } };
            var cloneObj = clone(obj);
            expect(cloneObj).not.to.equal(obj);
            expect(cloneObj).to.eql(obj);
        });
 
        it("边界值用例", function () {
            expect(clone()).to.equal(undefined);
 
            expect(clone(undefined)).to.equal(undefined);
 
            expect(clone(null)).to.equal(null);
        });
    });
});