chore: implementing kclsamples in stand alone unit tests (#4358)

* chore: implementing kclsamples in stand alone unit tests

* fix: fmt, lint, and tsc

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* fix: fixed program memory and test file pattern. Don't know how to exclude though?

* fix: trying to fix the exclude logic

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* fix: bump CI

* fix:typo

* fix: had conflicting filters ope, now fixed

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: 49fl <ircsurfer33@gmail.com>

src/lang/kclSamples.test.ts

@@ -0,0 +1,87 @@
+import { parse, initPromise, programMemoryInit } from './wasm'
+import { enginelessExecutor } from '../lib/testHelpers'
+import { assert } from 'vitest'
+// These unit tests makes web requests to a public github repository.
+
+interface KclSampleFile {
+  file: string
+  title: string
+  filename: string
+  description: string
+}
+
+beforeAll(async () => {
+  await initPromise
+})
+
+// Only used to actually fetch an older version of KCL code that will break in the parser.
+/* eslint-disable @typescript-eslint/no-unused-vars */
+async function getBrokenSampleCodeForLocalTesting() {
+  const result = await fetch(
+    'https://raw.githubusercontent.com/KittyCAD/kcl-samples/5ccd04a1773ebdbfd02684057917ce5dbe0eaab3/80-20-rail.kcl'
+  )
+  const text = await result.text()
+  return text
+}
+
+async function getKclSampleCodeFromGithub(file: string): Promise<string> {
+  const result = await fetch(
+    `https://raw.githubusercontent.com/KittyCAD/kcl-samples/refs/heads/main/${file}/${file}.kcl`
+  )
+  const text = await result.text()
+  return text
+}
+
+async function getFileNamesFromManifestJSON(): Promise<KclSampleFile[]> {
+  const result = await fetch(
+    'https://raw.githubusercontent.com/KittyCAD/kcl-samples/refs/heads/main/manifest.json'
+  )
+  const json = await result.json()
+  json.forEach((file: KclSampleFile) => {
+    const filenameWithoutExtension = file.file.split('.')[0]
+    file.filename = filenameWithoutExtension
+  })
+  return json
+}
+
+// Value to use across all tests!
+let files: KclSampleFile[] = []
+
+describe('Test KCL Samples from public Github repository', () => {
+  describe('When parsing source code', () => {
+    // THIS RUNS ACROSS OTHER TESTS!
+    it('should fetch files', async () => {
+      files = await getFileNamesFromManifestJSON()
+    })
+    // Run through all of the files in the manifest json. This will allow us to be automatically updated
+    // with the latest changes in github. We won't be hard coding the filenames
+    it(
+      'should run through all the files',
+      async () => {
+        for (let i = 0; i < files.length; i++) {
+          const file: KclSampleFile = files[i]
+          const code = await getKclSampleCodeFromGithub(file.filename)
+          const parsed = parse(code)
+          assert(!(parsed instanceof Error))
+        }
+      },
+      files.length * 1000
+    )
+  })
+
+  describe('when performing enginelessExecutor', () => {
+    it(
+      'should run through all the files',
+      async () => {
+        for (let i = 0; i < files.length; i++) {
+          const file: KclSampleFile = files[i]
+          const code = await getKclSampleCodeFromGithub(file.filename)
+          const parsed = parse(code)
+          assert(!(parsed instanceof Error))
+          await enginelessExecutor(parsed, programMemoryInit())
+        }
+      },
+      files.length * 1000
+    )
+  })
+})