Merge pull request #82 from devbridge/80-add-generate-random-strings-…

…method

Added new method generateRandomText(). Added tests.

.eslintrc.js

@@ -43,6 +43,10 @@ module.exports = {
  "space-before-blocks": [
  "error",
  "always"
+ ],
+ "space-infix-ops": [
+ "error", 
+ { "int32Hint": false }
  ]
  }
 };

example/tests/helpers.test.js

@@ -85,4 +85,27 @@ describe("Helpers", () => {
  //Assert
  expect(newPage._timeoutSettings.timeout()).toEqual(config.defaultTimeout);
  });
+
+ it("should generate random text with no characters specified", async () => {
+ //Arrange, Act
+ const text = await Helpers.generateRandomText(10);
+ const regex = /^[A-Za-z0-9]+$/;
+
+ //Assert
+ expect(regex.test(text)).toBeTruthy();
+ expect(text.length).toEqual(10);
+ });
+
+ it("should generate random text with custom characters list", async () => {
+ //Arrange
+ const chars = "0123456789";
+ const regex = /^[0-9]+$/;
+
+ //Act
+ const text = await Helpers.generateRandomText(8, chars);
+
+ //Assert
+ expect(regex.test(text)).toBeTruthy();
+ expect(text.length).toEqual(8);
+ });
 });

framework/helpers.js

@@ -3,12 +3,13 @@ const fs = require("fs");
 const retry = require("async-retry");
 const config = require(process.cwd() + "/framework.config");
 const defaultTimeout = config.defaultTimeout;
+const defaultCharacters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
 
 class Helpers {
  async takeScreenshot(filename) {
  var targetDir = `./logs/${jasmine["currentSuite"].fullName}`;
  if (typeof jasmine["currentTest"] !== "undefined") {
- targetDir = targetDir +`/${jasmine["currentTest"].description}`;
+ targetDir = targetDir + `/${jasmine["currentTest"].description}`;
  }
  fs.mkdirSync(targetDir, { recursive: true });
  const screenshotPath = `${targetDir}/${filename || Date.now()}.png`;
@@ -22,13 +23,13 @@ class Helpers {
  factor: 2,
  minTimeout: minTimeout,
  maxTimeout: Infinity,
- randomize: false
+ randomize: false,
  });
  }
 
  async goToUrlAndLoad(url, timeout = defaultTimeout) {
  await page.goto(url, {
- waitUntil: "networkidle0", timeout: timeout
+ waitUntil: "networkidle0", timeout: timeout,
  });
  }
 
@@ -42,6 +43,18 @@ class Helpers {
  const environment = require(process.cwd() + "/test-environment/environment.js");
  await environment.prototype.pageSetup(page);
  }
+
+ async generateRandomText(length, characters = defaultCharacters) {
+ var result = "";
+ var charactersLength = characters.length;
+ for (var i = 0; i < length; i++) {
+ result += characters.charAt(
+ Math.floor(Math.random() * charactersLength)
+ );
+ }
+ console.log(`Generated a random text: ${result}`);
+ return result;
+ }
 }
 
 export default new Helpers();