Merge pull request #10 from oesukam/ft-integer-validation-164470111

#164470111 Add integer's validation

.eslintignore

@@ -0,0 +1 @@
+lib

__tests__/messages/notIntegerMessage.test.js

@@ -0,0 +1,7 @@
+const notInteger = require('../../src/messages/notIntegerMessage');
+
+describe('not-an-integer-message', () => {
+  test('should return The age must be an integer.', () => {
+    expect(notInteger('age')).toBe('The age must be an integer.');
+  });
+});

__tests__/messages/notNumberMessage.test.js

@@ -1,7 +1,7 @@
 const notNumber = require('../../src/messages/notNumberMessage');
 
 describe('not-a-number-message', () => {
-  test('should return The username must be a number.', () => {
-    expect(notNumber('username')).toBe('The username must be a number.');
+  test('should return The age must be a number.', () => {
+    expect(notNumber('age')).toBe('The age must be a number.');
   });
 });

__tests__/validators/integer.test.js

@@ -0,0 +1,35 @@
+const integer = require('../../src/validators/integer');
+
+describe('integer-validator', () => {
+  test('should return The undefined must be an integer.', () => {
+    expect(integer()).toBe('The undefined must be an integer.');
+  });
+
+  test('should return The age must be an integer.', () => {
+    expect(integer({
+        value: 'not an integer',
+        label: 'age',
+      }),).toBe('The age must be an integer.');
+  });
+
+  test('should return The age must be an integer.', () => {
+    expect(integer({
+        value: '21',
+        label: 'age',
+      }),).toBe('The age must be an integer.');
+  });
+
+  test('should return The age must be an integer.', () => {
+    expect(integer({
+        value: 25.5,
+        label: 'age',
+      }),).toBe('The age must be an integer.');
+  });
+
+  test('should return false', () => {
+    expect(integer({
+        value: 21,
+        label: 'age',
+      }),).toBe(false);
+  });
+});

jest.config.js

@@ -2,7 +2,7 @@ module.exports = {
   testEnvironment: 'node',
   clearMocks: true,
   coverageDirectory: 'coverage',
-  coveragePathIgnorePatterns: ['node_modules', 'src/index.js'],
+  coveragePathIgnorePatterns: ['node_modules', 'lib', 'src/index.js'],
   verbose: true,
   coverageThreshold: {
     global: {