docs(aio): Upgrade examples to Angular 6 (#23234)

PR Close #23234

aio/content/examples/http/e2e/src/app.e2e-spec.ts

@@ -0,0 +1,142 @@
+import { browser, element, by, ElementFinder } from 'protractor';
+import { resolve } from 'path';
+
+const page = {
+  configClearButton: element.all(by.css('app-config > div button')).get(2),
+  configErrorButton: element.all(by.css('app-config > div button')).get(3),
+  configErrorMessage: element(by.css('app-config p')),
+  configGetButton: element.all(by.css('app-config > div button')).get(0),
+  configGetResponseButton: element.all(by.css('app-config > div button')).get(1),
+  configSpan: element(by.css('app-config span')),
+  downloadButton: element.all(by.css('app-downloader button')).get(0),
+  downloadClearButton: element.all(by.css('app-downloader button')).get(1),
+  downloadMessage: element(by.css('app-downloader p')),
+  heroesListAddButton: element.all(by.css('app-heroes > div button')).get(0),
+  heroesListInput: element(by.css('app-heroes > div input')),
+  heroesListSearchButton: element.all(by.css('app-heroes > div button')).get(1),
+  heroesListItems: element.all(by.css('app-heroes ul li')),
+  logClearButton: element(by.css('app-messages button')),
+  logList: element(by.css('app-messages ol')),
+  logListItems: element.all(by.css('app-messages ol li')),
+  searchInput: element(by.css('app-package-search input#name')),
+  searchListItems: element.all(by.css('app-package-search li')),
+  uploadInput: element(by.css('app-uploader input')),
+  uploadMessage: element(by.css('app-uploader p'))
+};
+
+let checkLogForMessage = (message: string) => {
+  expect(page.logList.getText()).toContain(message);
+};
+
+// TODO(i): temorarily disable these tests because angular-in-memory-web-api is not compatible with rxjs v6 yet
+//          and we don't have the backwards compatibility package yet.
+//          Reenable after rxjs v6 compatibility package is out or angular-in-memory-web-api is compatible with rxjs v6
+xdescribe('Http Tests', function() {
+  beforeEach(() => {
+    browser.get('');
+  });
+
+  describe('Heroes', () => {
+    it('retrieves the list of heroes at startup', () => {
+      expect(page.heroesListItems.count()).toBe(4);
+      expect(page.heroesListItems.get(0).getText()).toContain('Mr. Nice');
+      checkLogForMessage('GET "api/heroes"');
+    });
+
+    it('makes a POST to add a new hero', () => {
+      page.heroesListInput.sendKeys('Magneta');
+      page.heroesListAddButton.click();
+      expect(page.heroesListItems.count()).toBe(5);
+      checkLogForMessage('POST "api/heroes"');
+    });
+
+    it('makes a GET to search for a hero', () => {
+      page.heroesListInput.sendKeys('Celeritas');
+      page.heroesListSearchButton.click();
+      checkLogForMessage('GET "api/heroes?name=Celeritas"');
+    });
+  });
+
+  describe('Messages', () => {
+    it('can clear the logs', () => {
+      expect(page.logListItems.count()).toBe(1);
+      page.logClearButton.click();
+      expect(page.logListItems.count()).toBe(0);
+    });
+  });
+
+  describe('Configuration', () => {
+    it('can fetch the configuration JSON file', () => {
+      page.configGetButton.click();
+      checkLogForMessage('GET "assets/config.json"');
+      expect(page.configSpan.getText()).toContain('Heroes API URL is "api/heroes"');
+      expect(page.configSpan.getText()).toContain('Textfile URL is "assets/textfile.txt"');
+    });
+
+    it('can fetch the configuration JSON file with headers', () => {
+      page.configGetResponseButton.click();
+      checkLogForMessage('GET "assets/config.json"');
+      expect(page.configSpan.getText()).toContain('Response headers:');
+      expect(page.configSpan.getText()).toContain('content-type: application/json; charset=UTF-8');
+    });
+
+    it('can clear the configuration log', () => {
+      page.configGetResponseButton.click();
+      expect(page.configSpan.getText()).toContain('Response headers:');
+      page.configClearButton.click();
+      expect(page.configSpan.isPresent()).toBeFalsy();
+    });
+
+    it('throws an error for a non valid url', () => {
+      page.configErrorButton.click();
+      checkLogForMessage('GET "not/a/real/url"');
+      expect(page.configErrorMessage.getText()).toContain('"Something bad happened; please try again later."');
+    });
+  });
+
+  describe('Download', () => {
+    it('can download a txt file and show it', () => {
+      page.downloadButton.click();
+      checkLogForMessage('DownloaderService downloaded "assets/textfile.txt"');
+      checkLogForMessage('GET "assets/textfile.txt"');
+      expect(page.downloadMessage.getText()).toContain('Contents: "This is the downloaded text file "');
+    });
+
+    it('can clear the log of the download', () => {
+      page.downloadButton.click();
+      expect(page.downloadMessage.getText()).toContain('Contents: "This is the downloaded text file "');
+      page.downloadClearButton.click();
+      expect(page.downloadMessage.isPresent()).toBeFalsy();
+    });
+  });
+
+  describe('Upload', () => {
+    it('can upload a file', () => {
+      const filename = 'app.po.ts';
+      const url = resolve(__dirname, filename);
+      page.uploadInput.sendKeys(url);
+      checkLogForMessage('POST "/upload/file" succeeded in');
+      expect(page.uploadMessage.getText()).toContain(
+        `File "${filename}" was completely uploaded!`);
+    });
+  });
+
+  describe('PackageSearch', () => {
+    it('can search for npm package and find in cache', () => {
+      const packageName = 'angular';
+      page.searchInput.sendKeys(packageName);
+      checkLogForMessage(
+        'Caching response from "https://npmsearch.com/query?q=angular"');
+      expect(page.searchListItems.count()).toBeGreaterThan(1, 'angular items');
+
+      page.searchInput.clear();
+      page.searchInput.sendKeys(' ');
+      expect(page.searchListItems.count()).toBe(0, 'search empty');
+
+      page.searchInput.clear();
+      page.searchInput.sendKeys(packageName);
+      checkLogForMessage(
+        'Found cached response for "https://npmsearch.com/query?q=angular"');
+    });
+  });
+});