Add trailing 0 to Happy path tests screencast png's

Signed-off-by: Dmytro Nochevnov <dnochevn@redhat.com>

Author: dmytro-ndp

e2e/driver/CheReporter.ts

@@ -79,17 +79,6 @@ class CheReporter extends mocha.reporters.Spec {
       }
     });
 
-    runner.on('test end', async function (test: mocha.Test) {
-      if (!TestConstants.TS_SELENIUM_EXECUTION_SCREENCAST) {
-        return;
-      }
-
-      const currentMethodIndex: number = methodIndex;
-      let iterationIndex: number = 10000;
-
-      await screenCatcher.catchMethodScreen(test.title, currentMethodIndex, iterationIndex);
-    });
-
     runner.on('end', async function (test: mocha.Test) {
       // ensure that fired events done
       await driver.get().sleep(5000);

e2e/utils/ScreenCatcher.ts

@@ -35,12 +35,15 @@ export class ScreenCatcher {
 
         const date: Date = new Date();
         const timeStamp: string = `(${date.getHours()}:${date.getMinutes()}:${date.getSeconds()}:${date.getMilliseconds()})`;
-        const screenshotPath: string = `${screenshotDir}/${screenshotIndex}-${methodName}-${timeStamp}.png`;
 
-        await this.catcheScreen(screenshotPath);
+        // add trailing 0 to have screenshots list normally sorted by name, e.g. 00000009, 00000010, ...
+        const formattedIndex: string = new Intl.NumberFormat('en-us', {minimumIntegerDigits: 8}).format(screenshotIndex).replace(/,/g, "");
+        const screenshotPath: string = `${screenshotDir}/${formattedIndex}-${methodName}-${timeStamp}.png`;
+
+        await this.catchScreen(screenshotPath);
     }
 
-    async catcheScreen(screenshotPath: string) {
+    async catchScreen(screenshotPath: string) {
         const screenshot: string = await this.driverHelper.getDriver().takeScreenshot();
         const screenshotStream = fs.createWriteStream(screenshotPath);
         screenshotStream.write(new Buffer(screenshot, 'base64'));