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Marco Antonio Ghiani aa45152a4e
[FTR] Implement browser network condition utils (#163633)
## 📓 Summary

The PR implements some utilities into the `browser` service to allow
controlling the network conditions during the execution of a functional
test.

### `getNetworkConditions`

Returns the current network simulation options. If none conditions are
previously set, it returns `undefined`

**N.B.**: _if the testing environment is not a Chromium browser, it
throws an error that can be easily caught to manually skip the test or
handle a fallback scenario._


```ts
it('should display a loading skeleton while loading', async function () {
  // Skip the test in case network condition utils are not available
  try {
    const networkConditions = await browser.getNetworkConditions(); // undefined

    await browser.setNetworkConditions('SLOW_3G');

    const networkConditions = await browser.getNetworkConditions();
    // {
    //   offline: false,
    //   latency: 2000,
    //   download_throughput: 50000,
    //   upload_throughput: 50000,
    // }
  } catch (error) {
    this.skip();
  }
});
```

### `setNetworkConditions`

Set the desired network conditions.
It supports different presets that match the [network profiles provided
by Chrome
debugger](da276a3fae/front_end/core/sdk/NetworkManager.ts (L363-L393)):
- `NO_THROTTLING`
- `FAST_3G`
- `SLOW_3G`
- `OFFLINE`
- `CLOUD_USER` (pre-existing)
It also accepts ad-hoc options to configure more specifically the
network conditions.

**N.B.**: _if the testing environment is not a Chromium browser, it
throws an error that can be easily caught to manually skip the test or
handle a fallback scenario._

```ts
it('should display a loading skeleton while loading', async function () {
  // Skip the test in case network condition utils are not available
  try {
    await browser.setNetworkConditions('NO_THROTTLING');
    await browser.setNetworkConditions('FAST_3G');
    await browser.setNetworkConditions('SLOW_3G');
    await browser.setNetworkConditions('OFFLINE');
    await browser.setNetworkConditions('CLOUD_USER');
    await browser.setNetworkConditions({
      offline: false,
      latency: 5, // Additional latency (ms).
      download_throughput: 500 * 1024, // Maximal aggregated download throughput.
      upload_throughput: 500 * 1024, // Maximal aggregated upload throughput.
    });
  } catch (error) {
    this.skip();
  }
});
```

### restoreNetworkConditions

Restore the original network conditions, setting to `NO_THROTTLING`.
The native implementation of `deleteNetworkConditions` exposed by
selenium is unofficial and didn't consistently work, the recommended
approach by the google dev tools team is to restore the connection
setting the no throttling profile.

**N.B.**: _if the testing environment is not a Chromium browser, it
throws an error that can be easily caught to manually skip the test or
handle a fallback scenario._

```ts
it('should display a loading skeleton while loading', async function () {
  // Skip the test in case network condition utils are not available
  try {
    await browser.setNetworkConditions('SLOW_3G'); // Slow down network conditions
    
    // Do your assertions

    await browser.restoreNetworkConditions(); // Restore network conditions
  } catch (error) {
    this.skip();
  }
});
```

Co-authored-by: Marco Antonio Ghiani <marcoantonio.ghiani@elastic.co>
Co-authored-by: Dzmitry Lemechko <dzmitry.lemechko@elastic.co>
2023-08-11 14:24:06 +02:00
.buildkite [ci] Support ARM artifacts when using label ci:build-serverless-image (#163355) 2023-08-10 11:27:48 -05:00
.ci [Ops] Bump Node.js to version 18 (#160289) 2023-07-27 14:12:48 +02:00
.github [Discover] Inline shard failures warnings (#161271) 2023-08-10 13:49:45 +02:00
api_docs [api-docs] 2023-08-11 Daily api_docs build (#163672) 2023-08-11 00:53:20 -04:00
config [Cases] Hide cases in stack management UI (#163037) 2023-08-09 17:52:36 +02:00
dev_docs [docs] Document how to build cloud images using labels (#163659) 2023-08-10 14:08:03 -07:00
docs Document interactive setup (#163619) 2023-08-11 04:14:45 -07:00
examples Update EUI layout components in bfetch example plugin (#163490) 2023-08-10 11:19:33 +02:00
kbn_pm chore(NA): exit early with link for docs when using kbn_pm on windows (#139745) 2023-02-10 15:38:29 +00:00
legacy_rfcs rename @elastic/* packages to @kbn/* (#138957) 2022-08-18 08:54:42 -07:00
licenses Elastic License 2.0 (#90099) 2021-02-03 18:12:39 -08:00
packages [Enterprise Search] Update Workplace Search connectors doclink (#163676) 2023-08-11 02:27:26 -07:00
plugins [dev/cli] ensure plugins/ and all watch source dirs exist (#78973) 2020-09-30 10:20:44 -07:00
scripts Upgrade re2 from v1.17.7 to v1.20.1 (#162880) 2023-08-04 20:13:13 +02:00
src [Flaky Test #111821] Mock moment to avoid midnight TZ issues (#163157) 2023-08-11 04:19:55 -07:00
test [FTR] Implement browser network condition utils (#163633) 2023-08-11 14:24:06 +02:00
typings [security_solution] Cypress flaky tests catcher (#162376) 2023-08-09 14:58:04 -07:00
vars [RAM] Alert table all column fix 2 (#161054) 2023-07-07 09:57:22 -06:00
x-pack [Security Solution] Unskip rules table auto-refresh Cypress tests (#163451) 2023-08-11 14:07:35 +02:00
.backportrc.json chore(NA): adds 8.9 into backportrc (#160154) 2023-06-22 15:38:51 +01:00
.bazelignore Bazel config maintenance (#135442) 2022-07-05 10:20:26 -05:00
.bazeliskversion chore(NA): upgrade bazelisk into v1.11.0 (#125070) 2022-02-09 20:43:57 +00:00
.bazelrc chore(NA): use new and more performant BuildBuddy servers (#130350) 2022-04-18 02:01:38 +01:00
.bazelrc.common Transpile packages on demand, validate all TS projects (#146212) 2022-12-22 19:00:29 -06:00
.bazelversion chore(NA): revert bazel upgrade for v5.2.0 (#135096) 2022-06-24 03:57:21 +01:00
.browserslistrc [browserslist] remove unnecessary browsers (#89186) 2021-01-25 16:30:18 -07:00
.editorconfig .editorconfig MDX files should follow the same rules as MD (#96942) 2021-04-13 11:40:42 -04:00
.eslintignore [NOTICE.txt] Fix notices for Gainsight and FullStory (#146004) 2023-01-13 14:49:43 +01:00
.eslintrc.js Upgrade eslint-plugin-jest from v24.5.0 to v27.2.3 (#162689) 2023-07-31 10:34:49 +02:00
.gitattributes
.gitignore Fix @kbn/import-resolver detection of nested node_modules (#162391) 2023-07-25 10:09:05 +02:00
.i18nrc.json [Discover] Inline shard failures warnings (#161271) 2023-08-10 13:49:45 +02:00
.node-version [Ops] Bump Node.js to version 18 (#160289) 2023-07-27 14:12:48 +02:00
.npmrc chore(NA): assure puppeteer_skip_chromium_download is applied across every yarn install situation (#88346) 2021-01-14 18:00:23 +00:00
.nvmrc [Ops] Bump Node.js to version 18 (#160289) 2023-07-27 14:12:48 +02:00
.prettierignore [dev] Replace sass-lint with stylelint (#86177) 2021-01-15 11:52:29 -06:00
.prettierrc
.stylelintignore chore(NA): stop grouping bazel out symlink folders (#96066) 2021-04-01 14:16:14 -05:00
.stylelintrc Bump stylelint to ^14 (#136693) 2022-07-20 10:11:00 -05:00
.telemetryrc.json [Telemetry] Fix telemetry-tools TS parser for packages (#149819) 2023-01-31 04:09:09 +03:00
.yarnrc chore(NA): manage npm dependencies within bazel (#92864) 2021-03-03 12:37:20 -05:00
BUILD.bazel Transpile packages on demand, validate all TS projects (#146212) 2022-12-22 19:00:29 -06:00
CODE_OF_CONDUCT.md Add CODE_OF_CONDUCT.md (#87439) 2021-02-23 09:01:51 +01:00
CONTRIBUTING.md Update doc slugs to improve analytic tracking, move to appropriate folders (#113630) 2021-10-04 13:36:45 -04:00
FAQ.md Fix small typos in the root md files (#134609) 2022-06-23 09:36:11 -05:00
fleet_packages.json [main] Sync bundled packages with Package Storage (#163413) 2023-08-08 08:04:23 -07:00
github_checks_reporter.json
Jenkinsfile [CI] Disable tracked branch jobs in Jenkins, enable reporting in Buildkite (#112604) 2021-09-21 11:31:15 -04:00
kibana.d.ts fix all violations 2022-04-16 01:37:30 -05:00
LICENSE.txt Elastic License 2.0 (#90099) 2021-02-03 18:12:39 -08:00
nav-kibana-dev.docnav.json Add link to Contributor Newsletter for June/July 2023 (#162961) 2023-08-03 10:24:41 +02:00
NOTICE.txt [FullStory] Update snippet (#153570) 2023-04-18 04:06:05 -07:00
package.json Update APM (main) (#163623) 2023-08-11 02:16:46 -07:00
preinstall_check.js Elastic License 2.0 (#90099) 2021-02-03 18:12:39 -08:00
README.md [README] Update version Compatibility with Elasticsearch (#116040) 2022-01-10 10:31:21 -05:00
renovate.json Upgrades protobufjs 6.11.3 -> 7.2.4 (#161407) 2023-07-13 08:51:55 -04:00
RISK_MATRIX.mdx Add "Risk Matrix" section to the PR template (#100649) 2021-06-02 14:43:47 +02:00
SECURITY.md Add security policy to the Kibana repository (#85407) 2020-12-10 09:26:00 -05:00
STYLEGUIDE.mdx [styleguide] update path to scss theme (#140742) 2022-09-15 10:41:14 -04:00
tsconfig.base.json [Discover] Inline shard failures warnings (#161271) 2023-08-10 13:49:45 +02:00
tsconfig.browser.json
tsconfig.browser_bazel.json [build_ts_refs] improve caches, allow building a subset of projects (#107981) 2021-08-10 22:12:45 -07:00
tsconfig.json Transpile packages on demand, validate all TS projects (#146212) 2022-12-22 19:00:29 -06:00
TYPESCRIPT.md Fix small typos in the root md files (#134609) 2022-06-23 09:36:11 -05:00
versions.json chore(NA): update versions after v8.9.1 bump (#162480) 2023-07-25 21:31:31 +01:00
WORKSPACE.bazel fix(NA): yarn env vars for node_modules mirrors (#163549) 2023-08-10 07:35:34 -07:00
yarn.lock Update APM (main) (#163623) 2023-08-11 02:16:46 -07:00

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Situation Example Kibana version Example ES version Outcome
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ES minor number is newer. 7.14.2 7.15.0 ⚠️ Logged warning
ES major number is newer. 7.15.1 8.0.0 🚫 Fatal error
ES patch number is older. 7.15.1 7.15.0 ⚠️ Logged warning
ES minor number is older. 7.15.1 7.14.2 🚫 Fatal error
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