var f = function() {
        return this;
        };
    
    var that = {
      f: f
    };
    
    var bound = f.bind(that);
    
    var wrappedCall = function() {
        f.call(that);
        };
    var wrappedApply = function() {
    f.apply(that);
    };
    var slice = Array.prototype.slice;
    Function.prototype.bind2 = function(_this) {
      var _self = this;
      var args = slice.call(arguments, 1);
      if (args.length === 0) {
        return function() {
          if (arguments.length === 0) return _self.call(_this);
          else if (arguments.length > 0) return _self.apply(_this, args);
        }
      }
    
      return function() {
        if (arguments.length === 0) return _self.apply(_this, args);
    
        var a2 = args.contact(slice.call(arguments));
        return _self.apply(_this, a2);
      }
    }
    
    var bound2 = f.bind2(that);
    
    var name = 'f';

Teardown JS

Test cases

Test #1

Title *

Async

Code *that.f();

Test #2

Title *

Async

Code *f.apply(that);

Test #3

Title *

Async

Code *f.call(that);

Test #4

Title *

Async

Code *bound();

Test #5

Title *

Async

Code *bound2();

Test #6

Title *

Async

Code *that['f']();

Test #7

Title *

Async

Code *that[name]();

Test #8

Title *

Async

Code *f();

Test #9

Title *

Async

Code *wrappedCall();

Test #10

Title *

Async

Code *wrappedApply();

Test case details

Preparation Code

Test cases

Test #1

Test #2

Test #3

Test #4

Test #5

Test #6

Test #7

Test #8

Test #9

Test #10