test: Local generate report (#43)

* fix: removing uneeded config from  existing tests

* test: generate report local

* feat: exit code 1 if fs fails

e2eTests/generateHtmlReport/generateReportConfig.json

@@ -0,0 +1,13 @@
+{
+    "gridUrl": "http://selenium.com:4444/wd/hub",
+    "baseline": "./e2eTests/generateHtmlReport/baseline",
+    "latest": "./e2eTests/generateHtmlReport/mockImages",
+    "generatedDiffs": "./e2eTests/generateHtmlReport/generatedDiffs",
+    "report": "./e2eTests/generateHtmlReport/reports",
+    "scenarios": [
+      {
+        "url": "http:/google.com/",
+        "label": "homepage"
+      }]
+  }
+

e2eTests/generateHtmlReport/generateReportLocal.test.js

@@ -0,0 +1,37 @@
+/* globals expect */
+
+import path from 'path';
+import fs from 'fs';
+import { execSync } from 'child_process';
+import config from './generateReportConfig';
+
+describe('e2e Tests for generating html report locally', () => {
+  let dirPath;
+
+  beforeEach(() => {
+    dirPath = path.resolve(config.report);
+
+    if (fs.existsSync(dirPath)) {
+      const files = fs.readdirSync(dirPath);
+      files.forEach(file => fs.unlinkSync(`${dirPath}/${file}`));
+      fs.rmdirSync(dirPath);
+    }
+  });
+  it('generates the report', () => {
+    let exitCode = 0;
+
+    try {
+      const stdout = execSync(
+        'node ./lib/bin/run.js generate-report --browser chrome --config e2eTests/generateHtmlReport/generateReportConfig.json'
+      ).toString();
+      //pipe stdout to Jest console
+      console.log(stdout);
+    } catch (error) {
+      exitCode = error.status;
+    }
+
+    expect(exitCode).toEqual(0);
+    const latestDirFiles = fs.readdirSync(dirPath);
+    expect(latestDirFiles).toEqual(['index.html']);
+  });
+});

e2eTests/snap/snap.test.js → e2eTests/snap/snapLocal.test.js

@@ -5,7 +5,7 @@ import fs from 'fs';
 import { execSync } from 'child_process';
 import config from './snapConfig';
 
-describe('e2e Tests taking snaps', () => {
+describe('e2e Tests taking snaps locally', () => {
   let dirPath;
 
   beforeEach(() => {

e2eTests/updateBaseline/updateBaselineConfig.json

@@ -10,8 +10,6 @@
       {
         "url": "http://cps-render-ci.elb.tnl-dev.ntch.co.uk/",
         "label": "homepage",
-        "height": 2400,
-        "width": 1024,
         "removeSelectors": ["#ad-header", ".AD"],
         "cookies": [
           {

src/generateReport.js

@@ -54,10 +54,15 @@ const writeReport = (config, reportsData) => {
   const reportPresentation = compileTemplate({ reportsData });
   const reportDir = path.resolve(config.report);
 
-  if (!fs.existsSync(reportDir)) fs.mkdirSync(reportDir);
-  fs.writeFileSync(`${reportDir}/index.html`, reportPresentation);
-  logger.info('generate-report', 'successfully created report!');
-  return `${reportDir}/index.html`;
+  try {
+    if (!fs.existsSync(reportDir)) fs.mkdirSync(reportDir);
+    fs.writeFileSync(`${reportDir}/index.html`, reportPresentation);
+    logger.info('generate-report', 'successfully created report!');
+    return `${reportDir}/index.html`;
+  } catch (err) {
+    logger.error(err);
+    process.exitCode = 1;
+  }
 };
 
 const generateRemoteReport = async config => {