feat(rxjs): rxjs-sample added with a generic retry strategy

* feat(rxjs): initial implementation of rxjs sample

re #16

* feat(rxjs): finished implementation of rxjs sample with 100% coverage

RxJS sample now has 100% coverage. Also added sonarts lint rules

fix #16

Author: jmcdo29

.github/workflows/cron.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         node-version: [10.x, 12.x]
-        app-name: [simple-sample, complex-sample, mongo-sample, typeorm-sample, typeorm-graphql-sample, websocket-sample]
+        app-name: [simple-sample, complex-sample, mongo-sample, typeorm-sample, typeorm-graphql-sample, websocket-sample, rxjs-sample]
 
     steps:
     - uses: actions/checkout@v1

.github/workflows/rxjs.yml

@@ -0,0 +1,31 @@
+name: RxJS Sample
+
+on:
+  pull_request:
+    branches:
+      - 'master'
+  push:
+    branches:
+      - 'rxjs'
+
+jobs:
+  test:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: npm install
+      run: npm ci
+    - name: npm test
+      run: npm test -- rxjs-sample
+      env:
+        CI: true

README.md

@@ -2,7 +2,7 @@
 
 <div align="center">
 
-[![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/CRON%20Job/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Complex%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Simple%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Mongo%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/TypeORM%20GraphQL%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/TypeORM%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/WebSocket%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions)
+[![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/CRON%20Job/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Complex%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Simple%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/Mongo%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/TypeORM%20GraphQL%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/TypeORM%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions) [![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/WebSocket%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions)[![Actions Status](https://github.com/jmcdo29/testing-nestjs/workflows/RxJS%20Sample/badge.svg)](https://github.com/jmcdo29/testing-nestjs/actions)
 
 </div>
 

apps/complex-sample/src/cat/cat.controller.spec.ts

@@ -3,6 +3,9 @@ import { CatController } from './cat.controller';
 import { CatService } from './cat.service';
 import { Cat } from './models/cats';
 
+const testCat1 = 'Test Cat 1';
+const testCat3 = 'Test Cat 3';
+
 describe('Cat Controller', () => {
   let controller: CatController;
 
@@ -24,15 +27,15 @@ describe('Cat Controller', () => {
             getAll: jest
               .fn()
               .mockReturnValue([
-                new Cat(1, 'Test Cat 1', 'Test Breed 1', 2),
+                new Cat(1, testCat1, 'Test Breed 1', 2),
                 new Cat(2, 'Test Cat 2', 'Test Breed 2', 4),
               ]),
             getById: jest
               .fn()
-              .mockReturnValue(new Cat(1, 'Test Cat 1', 'Test Breed 1', 2)),
+              .mockReturnValue(new Cat(1, testCat1, 'Test Breed 1', 2)),
             addCat: jest
               .fn()
-              .mockReturnValue(new Cat(3, 'Test Cat 3', 'Test Breed 3', 5)),
+              .mockReturnValue(new Cat(3, testCat3, 'Test Breed 3', 5)),
             deleteCat: jest.fn().mockReturnValue(true),
           },
         },
@@ -64,18 +67,18 @@ describe('Cat Controller', () => {
       const retCat = controller.getCatById(1);
       expect(typeof retCat).toBe('object');
       expect(retCat.id).toBe(1);
-      expect(retCat.name).toBe('Test Cat 1');
+      expect(retCat.name).toBe(testCat1);
     });
   });
   describe('createNewCat', () => {
     it('should return a new cat', () => {
       const returnedCat = controller.createNewCat({
         age: 5,
-        name: 'Test Cat 3',
+        name: testCat3,
         breed: 'Test Breed 3',
       });
       expect(returnedCat.id).toBe(3);
-      expect(returnedCat.name).toBe('Test Cat 3');
+      expect(returnedCat.name).toBe(testCat3);
     });
   });
   describe('deleteCat', () => {

apps/complex-sample/src/cat/cat.pipe.spec.ts

@@ -2,6 +2,9 @@ import { CatPipe } from './cat.pipe';
 import { CatDTO } from './dto/cats.dto';
 
 const metadata = {} as any;
+const testBreed = 'Test Breed';
+const badRequest = 'Bad Request';
+const failString = 'should throw an error for incorrect type';
 
 describe('CatPipe', () => {
   let pipe: CatPipe;
@@ -14,7 +17,7 @@ describe('CatPipe', () => {
   });
   describe('successful calls', () => {
     it('should let the cat DTO go on through', () => {
-      const catDTO = { name: 'Test Name', breed: 'Test Breed', age: 4 };
+      const catDTO = { name: 'Test Name', breed: testBreed, age: 4 };
       expect(pipe.transform(catDTO, metadata)).toEqual(catDTO);
     });
   });
@@ -28,7 +31,7 @@ describe('CatPipe', () => {
     describe('age errors', () => {
       const badAgeCat: CatDTO = {
         name: 'Test Name',
-        breed: 'Test Breed',
+        breed: testBreed,
       } as any;
       it('should throw an error for missing age', () => {
         try {
@@ -38,10 +41,10 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Age must be a number.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
-      it('should throw an error for incorrect type', () => {
+      it(failString, () => {
         try {
           badAgeCat.age = '5' as any;
           pipe.transform(badAgeCat, metadata);
@@ -50,14 +53,14 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Age must be a number.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
     });
     describe('name errors', () => {
       const badNameCat: CatDTO = {
         age: 5,
-        breed: 'Test Breed',
+        breed: testBreed,
       } as any;
       it('should throw an error for missing name', () => {
         try {
@@ -67,10 +70,10 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Name must be a string.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
-      it('should throw an error for incorrect type', () => {
+      it(failString, () => {
         try {
           badNameCat.name = true as any;
           pipe.transform(badNameCat as any, metadata);
@@ -79,7 +82,7 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Name must be a string.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
     });
@@ -96,10 +99,10 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Breed must be a string.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
-      it('should throw an error for incorrect type', () => {
+      it(failString, () => {
         try {
           badBreedCat.breed = true as any;
           pipe.transform(badBreedCat as any, metadata);
@@ -108,7 +111,7 @@ describe('CatPipe', () => {
             'Incoming cat is not formated correctly. Breed must be a string.',
           );
           expect(err.message.statusCode).toBe(400);
-          expect(err.message.error).toBe('Bad Request');
+          expect(err.message.error).toBe(badRequest);
         }
       });
     });

apps/complex-sample/src/cat/cat.service.spec.ts

@@ -2,6 +2,9 @@ import { Test, TestingModule } from '@nestjs/testing';
 import { CatService } from './cat.service';
 import { CatDTO } from './dto/cats.dto';
 
+const testCat1 = 'Test Cat 1';
+const testBreed1 = 'Test Breed 1';
+
 describe('CatService', () => {
   let service: CatService;
 
@@ -49,8 +52,8 @@ describe('CatService', () => {
   describe('addCat', () => {
     it('should add the cat', () => {
       const catDTO: CatDTO = {
-        name: 'Test Cat 1',
-        breed: 'Test Breed 1',
+        name: testCat1,
+        breed: testBreed1,
         age: 8,
       };
       const newCat = service.addCat(catDTO);
@@ -77,14 +80,14 @@ describe('CatService', () => {
       const firstCatSetLength = firstCatSet.length;
       expect(firstCatSet.length).toBe(3);
       const newCat = service.addCat({
-        name: 'Test Cat 1',
-        breed: 'Test Breed 1',
+        name: testCat1,
+        breed: testBreed1,
         age: 4,
       });
       expect(newCat).toEqual({
         id: 4,
-        name: 'Test Cat 1',
-        breed: 'Test Breed 1',
+        name: testCat1,
+        breed: testBreed1,
         age: 4,
       });
       const secondCatSet = service.getAll();