Added CNAME file

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "liveServer.settings.port": 5501
+}

CNAME

@@ -0,0 +1 @@
+www.google.com

__tests__/01_variable_and_scope.test.js

@@ -1,6 +1,6 @@
 let __ = undefined;
 
-describe('var...', () => {
+xdescribe('var...', () => {
   function iterator(bool) {
     if (bool) {
       var name = 'Hackages';
@@ -10,14 +10,14 @@ describe('var...', () => {
 
   it('what do you expect?', () => {
     const actual = iterator(true);
-    expect(actual).toEqual(__);
+    expect(actual).toEqual('Hackages');
   });
 });
 
-describe('let...', () => {
+xdescribe('let...', () => {
   function iterator(bool) {
+    let variable = 'Hackages';
     if (bool) {
-      let variable = 'Hackages';
     }
     // you can see that the variable is not defined, that's because of the block scope
     //TODO Make the test pass by declaring the variable before the if
@@ -27,7 +27,7 @@ describe('let...', () => {
   it('what do you expect?', () => {
     const actual = iterator(true);
 
-    expect(actual).toEqual(__);
+    expect(actual).toEqual('Hackages');
   });
 });
 
@@ -39,7 +39,7 @@ describe('scope', () => {
     var b = 2;
     const actual = foo(2);
 
-    expect(actual).toEqual(__);
+    expect(actual).toEqual(4);
   });
 
   it('Scope 2', () => {
@@ -52,6 +52,6 @@ describe('scope', () => {
       return result;
     }
     const actual = foo(2);
-    expect(actual).toEqual(__);
+    expect(actual).toEqual(10);
   });
 });

__tests__/02_A_types.test.js

@@ -2,28 +2,28 @@ let __ = undefined;
 
 xdescribe('typeof...', () => {
   it('object, number, boolean, string, function...', () => {
-    expect(typeof {}).toEqual(__);
-    expect(typeof []).toEqual(__);
-    expect(typeof 'hackages').toEqual(__);
-    expect(typeof -5).toEqual(__);
-    expect(typeof false).toEqual(__);
-    expect(typeof NaN).toEqual(__);
-    expect(typeof undefined).toEqual(__);
-    expect(typeof null).toEqual(__);
-    expect(typeof Symbol(12)).toEqual(__);
-    expect(typeof function () {}).toEqual(__);
+    expect(typeof {}).toEqual("object");
+    expect(typeof []).toEqual("object");
+    expect(typeof 'hackages').toEqual("string");
+    expect(typeof -5).toEqual("number");
+    expect(typeof false).toEqual("boolean");
+    expect(typeof NaN).toEqual("number");
+    expect(typeof undefined).toEqual("undefined");
+    expect(typeof null).toEqual("object");
+    expect(typeof Symbol(12)).toEqual("symbol");
+    expect(typeof function () {}).toEqual("function");
   });
 
   it('Everything is an object', () => {
-    expect(Object.prototype.toString.call({})).toEqual(__);
-    expect(Object.prototype.toString.call([])).toEqual(__);
-    expect(Object.prototype.toString.call('hackages')).toEqual(__);
-    expect(Object.prototype.toString.call(-5)).toEqual(__);
-    expect(Object.prototype.toString.call(false)).toEqual(__);
-    expect(Object.prototype.toString.call(NaN)).toEqual(__);
-    expect(Object.prototype.toString.call(undefined)).toEqual(__);
-    expect(Object.prototype.toString.call(null)).toEqual(__);
-    expect(Object.prototype.toString.call(Symbol(12))).toEqual(__);
-    expect(Object.prototype.toString.call(function () {})).toEqual(__);
+    expect(Object.prototype.toString.call({})).toEqual("[object Object]");
+    expect(Object.prototype.toString.call([])).toEqual("[object Array]");
+    expect(Object.prototype.toString.call('hackages')).toEqual("[object String]");
+    expect(Object.prototype.toString.call(-5)).toEqual("[object Number]");
+    expect(Object.prototype.toString.call(false)).toEqual("[object Boolean]");
+    expect(Object.prototype.toString.call(NaN)).toEqual("[object Number]");
+    expect(Object.prototype.toString.call(undefined)).toEqual("[object Undefined]");
+    expect(Object.prototype.toString.call(null)).toEqual("[object Null]");
+    expect(Object.prototype.toString.call(Symbol(12))).toEqual("[object Symbol]");
+    expect(Object.prototype.toString.call(function () {})).toEqual("[object Function]");
   });
 });

__tests__/02_B_basics_equality_truthyness.test.js

@@ -1,38 +1,38 @@
 let __ = undefined;
 
-xdescribe('Basics JavaScript concepts', () => {
+describe('Basics JavaScript concepts', () => {
   describe('About Equality', () => {
     it('numeric equality', () => {
-      expect(3 == 4).toEqual(__);
+      expect(3 == 4).toEqual(false);
     });
 
     it('string equality', () => {
-      expect('3' == '7').toEqual(__);
+      expect('3' == '7').toEqual(false);
     });
 
     it('equality without type coercion', () => {
-      expect(3 == '3').toEqual(__);
+      expect(3 == '3').toEqual(false);
     });
 
     it('equality with type coercion', () => {
-      expect(3 == '3').toEqual(__);
-      expect(3 === '3').toEqual(__);
+      expect(3 == '3').toEqual(false);
+      expect(3 === '3').toEqual(true);
     });
 
     it('equality with object', () => {
       const vic = { name: 'Vic' };
       const milen = vic;
-      expect(vic === milen).toEqual(__);
-      expect(vic === { name: 'Vic' }).toEqual(__);
+      expect(vic === milen).toEqual(true);
+      expect(vic === { name: 'Vic' }).toEqual(true);
     });
 
     it('Are 2 strings equal?', () => {
       const apple = 'apple';
-      expect('apple' === apple).toEqual(__);
+      expect('apple' === apple).toEqual(true);
     });
 
     it('How about NaN', () => {
-      expect(NaN === NaN).toEqual(__);
+      expect(NaN === NaN).toEqual(false);
     });
   });