Setup for L0 Testcases (#6)

* SetUp for L0 TestCases

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Review comments fix: run npm install only with our build, npm install only dev for releases

* Running code covrage only on PR of master and releases

.github/workflows/test.yml

@@ -0,0 +1,81 @@
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - 'releases/*'
+
+jobs:
+  build_test_job:
+    name: 'Build and test job'
+    runs-on: ${{ matrix.os }}
+    strategy:
+        matrix:
+          os: [windows-latest, ubuntu-latest, macos-latest]
+    steps:
+
+    - name: 'Checking out repo code'
+      uses: actions/checkout@v1
+
+    - name: Extract branch name
+      id: extract_branch
+      run: |
+        echo "##[set-output name=branchname;]$(echo ${GITHUB_REF##*/})"
+
+    - name: 'Install dependency for master'
+      if: github.event.pull_request.base.ref == 'master' || steps.extract_branch.outputs.branchname == 'master'
+      run: |
+        npm install
+    
+    - name: 'Install dependency for releases'
+      if: github.event.pull_request.base.ref == 'releases/v1' || steps.extract_branch.outputs.branchname == 'releases/v1'
+      run: |
+        npm install --only=dev
+
+    - name: 'Run L0 tests'
+      run: |
+        npm run test
+        
+    - name : 'Run test coverage'
+      if: runner.os == 'Windows' && (github.event.pull_request.base.ref == 'releases/v1' || github.event.pull_request.base.ref == 'master')
+      env:
+        PR_NUMBER: ${{ github.event.pull_request.number }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        $coverage_result = npm run test-coverage
+        $start = $false;
+        $middle = $false; 
+        $end = $false; 
+        $count = 0; 
+
+        foreach ($j in $coverage_result) 
+        { 
+          if ($j.tostring().startswith("----------")) 
+          { 
+                if (!$start) 
+                { 
+                    $start = $true;
+                    $start_index = $count 
+                } 
+                elseif (!$middle) 
+                {
+                    $middle = $true; 
+                } 
+                elseif (!$end) 
+                { 
+                    $end = $true; 
+                    $end_index = $count 
+                } 
+          }
+          $count++
+        }
+
+        $tbl_md = $coverage_result[($start_index+1)..($end_index-1)] -join "\n"
+        $summary = $coverage_result[($end_index + 1)..$count] -join "\n"
+        $comment = $tbl_md + "\n" + $summary
+        $url = "https://api.github.com/repos/${env:GITHUB_REPOSITORY}/issues/${env:PR_NUMBER}/comments"
+        $headers = @{
+          "Authorization" = "token ${env:GITHUB_TOKEN}"
+        }
+        $body = "{ `"body`": `"${comment}`" }"
+        Invoke-RestMethod -Method POST -Uri $url -Headers $headers -Body $body

.gitignore

@@ -327,3 +327,4 @@ ASALocalRun/
 
 # MFractors (Xamarin productivity tool) working folder 
 .mfractor/
+node_modules

__tests__/run.test.ts

@@ -0,0 +1,7 @@
+import { run } from '../src/run'
+
+describe('This is a placeholder for intial test cases, to be removed', () => {
+    test('Dummy test case', async () => {
+        await expect(run()).rejects.toThrow();
+    })
+})

jest.config.js

@@ -0,0 +1,18 @@
+module.exports = {
+  clearMocks: true,
+  moduleFileExtensions: ['js', 'ts'],
+  testEnvironment: 'node',
+  testMatch: ['**/*.test.ts'],
+  transform: {
+    '^.+\\.ts$': 'ts-jest'
+  },
+  verbose: true,
+  coverageThreshold: {
+    "global": {
+      "branches": 0,
+      "functions": 14,
+      "lines": 27,
+      "statements": 27
+    }
+  }
+}

lib/run.js

@@ -9,6 +9,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", { value: true });
+exports.run = void 0;
 const os = require("os");
 const path = require("path");
 const util = require("util");
@@ -80,4 +81,5 @@ function run() {
         core.setOutput('kubectl-path', cachedPath);
     });
 }
+exports.run = run;
 run().catch(core.setFailed);

package.json

@@ -4,7 +4,9 @@
     "private": true,
     "main": "lib/run.js",
     "scripts": {
-        "build": "tsc --outDir .\\lib\\ --rootDir .\\src\\"
+        "build": "tsc --outDir .\\lib\\ --rootDir .\\src\\",
+        "test": "jest",
+        "test-coverage": "jest --coverage"
     },
     "keywords": [
         "actions",
@@ -19,6 +21,10 @@
         "@actions/tool-cache": "^1.0.0"
     },
     "devDependencies": {
-        "@types/node": "^12.0.4"
+        "@types/node": "^12.0.4",
+        "jest": "^26.0.1",
+        "@types/jest": "^25.2.2",
+        "ts-jest": "^25.5.1",
+        "typescript": "3.9.2"
     }
 }

src/run.ts

@@ -64,7 +64,7 @@ async function downloadKubectl(version: string): Promise<string> {
     return kubectlPath;
 }
 
-async function run() {
+export async function run() {
     let version = core.getInput('version', { 'required': true });
     if (version.toLocaleLowerCase() === 'latest') {
         version = await getStableKubectlVersion();

tsconfig.json

@@ -4,6 +4,7 @@
       "module": "commonjs"
   },
   "exclude": [
-      "node_modules"
+      "node_modules",
+      "__tests__"
   ]
 }