chore(test): remove the karma / browserstack test infrastructure (#5600)

We no longer want to run the workflow nor do we want this code hanging
around! Now that #5458 is closed we don't need to run the karma tests
anymore.

STENCIL-1239

Author: alicewriteswrongs

Diff for: .github/workflows/README.md

@@ -117,18 +117,7 @@ When a `git push` is made to a branch, Stencil's CI is designed to stop existing
 branch.
 A new CI run (of each workflow) will begin upon stopping the existing job(s) using the new `HEAD` of the branch.
 
-### BrowserStack (`browserstack.yml`)
-
-This workflow is used to run a series of integration tests using [BrowserStack](https://www.browserstack.com).
-The exact details of which browsers are targeted can be found in the [karma directory](../../test/karma) of the project.
-
-Running this workflow requires a username + access key in order to access BrowserStack.
-These credentials are stored as secrets in GitHub.
-
-This workflow differs from most in that it is designed to run on `pull_request_target` triggers.
-This allows community provided pull requests to run BrowserStack tests. 
-
 ## Repository Configuration
 
 Each of the workflows described in the [workflows section](#workflows) of this document must be configured in the
-Stencil GitHub repository to be _required_ to pass in order to land code in the `main` branch.
+Stencil GitHub repository to be _required_ to pass in order to land code in the `main` branch.

Diff for: .github/workflows/test-browserstack.yml

@@ -21,11 +21,11 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
-      - name: Use Node Version from Volta (Karma)
+      - name: Use Node Version from Volta
         uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
         with:
           # pull the version to use from the volta key in package.json
-          node-version-file: './test/karma/package.json'
+          node-version-file: './test/wdio/package.json'
           cache: 'npm'
 
       - name: Install dependencies

Diff for: .github/workflows/test-wdio.yml

@@ -34,8 +34,6 @@ node_modules/
 coverage/
 
 # output from compiling Stencil projects for testing purposes
-test/karma/test-sibling/
-test/karma/tmp-compiled-tests/
 test/**/dist/
 test/**/dist-react/
 test/**/hydrate/
@@ -49,7 +47,6 @@ test/docs-json/docs.d.ts
 test/docs-json/docs.json
 
 # minified angular that exists in the test directory
-test/karma/test-app/assets/angular.min.js
 
 # generated screenshot files
 /screenshot/index.js

Diff for: .prettierignore

@@ -255,29 +255,6 @@
         "${workspaceFolder}/../ionic-docs/stencil.config.ts"
       ],
       "protocol": "inspector"
-    },
-    {
-      "type": "node",
-      "request": "launch",
-      "name": "Karma",
-      "args": [
-        "${workspaceFolder}/bin/stencil",
-        "build",
-        "--max-workers=0",
-        "--dev",
-        "--config",
-        "${workspaceFolder}/test/karma/stencil.config.ts"
-      ],
-      "protocol": "inspector"
-    },
-    {
-      "type": "node",
-      "request": "launch",
-      "name": "Karma Prerender",
-      "args": [
-        "${workspaceFolder}/test/karma/test-prerender/prerender.js"
-      ],
-      "protocol": "inspector"
     }
   ]
 }

Diff for: .vscode/launch.json

@@ -46,11 +46,9 @@
     "test.dist": "node scripts/build --validate-build",
     "test.end-to-end": "cd test/end-to-end && npm ci && npm test && npm run test.dist",
     "test.jest": "node --experimental-vm-modules ./node_modules/jest/bin/jest.js",
-    "test.karma": "cd test/karma && npm ci && npm run karma",
-    "test.karma.prod": "cd test/karma && npm ci && npm run karma.prod",
     "test.wdio": "cd test/wdio && npm ci && npm run test",
     "test.wdio.testOnly": "cd test/wdio && npm ci && npm run wdio",
-    "test.prod": "npm run test.dist && npm run test.end-to-end && npm run test.jest && npm run test.karma && npm run test.sys.node && npm run test.testing && npm run test.analysis",
+    "test.prod": "npm run test.dist && npm run test.end-to-end && npm run test.jest && npm run test.wdio && npm run test.sys.node && npm run test.testing && npm run test.analysis",
     "test.testing": "node scripts/test/validate-testing.js",
     "test.watch": "node --experimental-vm-modules ./node_modules/jest/bin/jest.js --watch",
     "test.watch-all": "node --experimental-vm-modules ./node_modules/jest/bin/jest.js --watchAll --coverage",

Diff for: package.json

@@ -91,7 +91,4 @@ In many cases, Stencil can be used as a drop in replacement for traditional fron
 
 Thanks for your interest in contributing!
 Please take a moment to read up on our guidelines for [contributing](https://github.com/ionic-team/stencil/blob/main/CONTRIBUTING.md).
-Please note that this project is released with a [Contributor Code of Conduct](https://github.com/ionic-team/stencil/blob/main/CODE_OF_CONDUCT.md). By participating in this project you agree to abide by its terms.
-
-### Thanks
-Stencil's internal testing suite is supported by the [BrowserStack Open-Source Program](https://www.browserstack.com/open-source)
+Please note that this project is released with a [Contributor Code of Conduct](https://github.com/ionic-team/stencil/blob/main/CODE_OF_CONDUCT.md). By participating in this project you agree to abide by its terms.

Diff for: readme.md

@@ -99,13 +99,6 @@
       matchPackageNames: ['@types/jest', 'jest'],
       allowedVersions: '<=29'
     },
-    {
-      // We intentionally run the karma tests against the oldest LTS of Node we support.
-      // Prevent renovate from trying to bump node
-      matchFileNames: ['test/karma/package.json'],
-      matchDepNames: ['node'],
-      allowedVersions: '<=16'
-    },
     {
       // We intentionally run the WebdriverIO tests against the oldest LTS of Node we support.
       // Prevent renovate from trying to bump node
@@ -114,27 +107,20 @@
       allowedVersions: '<=16'
     },
     {
-      // We intentionally run the karma tests against the oldest LTS of Node we support.
+      // We intentionally run the WebdriverIO tests against the oldest LTS of Node we support.
       // Prevent renovate from trying to bump node
-      matchFileNames: ['test/karma/package.json'],
+      matchFileNames: ['test/wdio/package.json'],
       matchPackageNames: ['@types/node'],
       allowedVersions: '<=16'
     },
     {
-      // We intentionally run the karma tests against the oldest LTS of Node we support.
+      // We intentionally run the WebdriverIO tests against the oldest LTS of Node we support.
       // Prevent renovate from trying to bump npm and keep it in sync with a version that's supported by the version of
       // Node we run against.
-      matchFileNames: ['test/karma/package.json'],
+      matchFileNames: ['test/wdio/package.json'],
       matchDepNames: ['npm'],
       allowedVersions: '<=8'
     },
-    {
-      // We intentionally run the karma tests against TypeScript v5.2 as an attempt to update has failed
-      // due to incompatibilities with `karma-typescript`. Prevent renovate from trying to bump TypeScript.
-      matchFileNames: ['test/karma/package.json'],
-      matchDepNames: ['typescript'],
-      allowedVersions: '<5.3'
-    },
     {
       matchPackageNames: ['rollup'],
       matchPackagePrefixes: ['@rollup'],