it('数组判断及转换', function () {
expect(lib.isArray).not.toBeUndefined();
expect(lib.isArray(['simply array'])).toBeTruthy();
expect(lib.isArray(new Array(5))).toBeTruthy();
expect(lib.typeOf([])).toBe('array');
var array = lib.toArray(arguments);
expect(lib.isArray(array)).toBe(true);
array = lib.toArray(null);
expect(lib.isArray(array)).toBe(true);
array = lib.toArray([1, 2, 3]);
expect(lib.isArray(array)).toBe(true);
array = lib.toArray({length: 3, 0: 1, 1: 2, 2: 3});
expect(lib.isArray(array)).toBe(true);
array = lib.toArray(document.getElementsByTagName('*'));
expect(lib.isArray(array)).toBe(true);
array = lib.toArray(1);
expect(lib.isArray(array)).toBe(true);
array = [1, 2];
expect(lib.clone(array) === array).toBeFalsy();
});
it('不复制复杂对象', function () {
var A = function () {
this.name = '111';
};
var a = new A();
var b = lib.clone(a);
expect(a).toBe(b);
});
it('复制数组', function () {
var a = [1, 2, 3];
var b = lib.clone(a);
expect(b).not.toBe(a);
expect(b[0]).toBe(1);
expect(b[1]).toBe(2);
expect(b[2]).toBe(3);
});
it('复制对象', function () {
var a = {
name: 'aaa'
};
var b = lib.clone(a);
expect(b).not.toBe(a);
expect(b.name).toBe('aaa');
});
it('深层复制', function () {
var a = {
name: 'aaa',
age: 1,
students: [{
name: 's1',
age: 0
}]
};
var b = lib.clone(a);
expect(b.students).not.toBe(a.students);
expect(b.students[0]).not.toBe(a.students[0]);
expect(b.students[0]).toEqual(a.students[0]);
});