test(script): add jest for scripts package

.github/workflows/check.yml

@@ -230,3 +230,17 @@ jobs:
 
       - name: Run CTS
         run: yarn cts:test
+
+  scripts:
+    runs-on: ubuntu-20.04
+    needs: setup
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Restore cache
+        id: restore
+        uses: ./.github/actions/cache
+
+      - name: Test scripts
+        run: yarn workspace scripts test

scripts/jest.config.ts

@@ -0,0 +1,8 @@
+import type { Config } from '@jest/types';
+
+const config: Config.InitialOptions = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};
+
+export default config;

scripts/package.json

@@ -5,7 +5,8 @@
     "build": "tsc",
     "createReleaseIssue": "yarn build && node dist/scripts/release/create-release-issue.js",
     "processRelease": "yarn build && node dist/scripts/release/process-release.js",
-    "setHostsOptions": "yarn build && node dist/scripts/pre-gen/setHostsOptions.js"
+    "setHostsOptions": "yarn build && node dist/scripts/pre-gen/setHostsOptions.js",
+    "test": "jest"
   },
   "devDependencies": {
     "@octokit/rest": "18.12.0",
@@ -14,8 +15,10 @@
     "@types/semver": "7.3.9",
     "dotenv": "16.0.0",
     "execa": "5.1.1",
+    "jest": "27.4.7",
     "js-yaml": "4.1.0",
     "semver": "7.3.5",
+    "ts-jest": "27.1.3",
     "typescript": "4.5.4"
   }
 }

scripts/release/__tests__/common.test.ts

@@ -0,0 +1,63 @@
+import { getMarkdownSection } from '../common';
+
+describe('getMarkdownSection', () => {
+  it('gets the section correctly', () => {
+    const text = `
+    # hello
+
+    hi
+
+    # world
+
+    hey
+    `;
+    expect(getMarkdownSection(text, '# hello')).toMatchInlineSnapshot(`
+      "# hello
+
+      hi
+      "
+    `);
+  });
+
+  it('gets the sub headings', () => {
+    const text = `
+    # hi
+
+    # hello
+
+    ## sub-heading
+
+    hello
+
+    # this shouldn't be included
+
+    right?
+    `;
+
+    expect(getMarkdownSection(text, '# hello')).toMatchInlineSnapshot(`
+      "# hello
+
+      ## sub-heading
+
+      hello
+      "
+    `);
+  });
+
+  it('gets the whole text till the end', () => {
+    const text = `
+    # hi
+
+    # hello
+
+    this is a test
+    `;
+
+    expect(getMarkdownSection(text, '# hello')).toMatchInlineSnapshot(`
+      "# hello
+
+      this is a test
+      "
+    `);
+  });
+});

scripts/release/common.ts

@@ -36,3 +36,19 @@ export const LANGS = [
     )
   ),
 ];
+
+export function getMarkdownSection(markdown: string, title: string): string {
+  const levelIndicator = title.split(' ')[0]; // e.g. `##`
+  const lines = markdown
+    .slice(markdown.indexOf(title))
+    .split('\n')
+    .map((line) => line.trim());
+  let endIndex = lines.length;
+  for (let i = 1; i < lines.length; i++) {
+    if (lines[i].startsWith(`${levelIndicator} `)) {
+      endIndex = i;
+      break;
+    }
+  }
+  return lines.slice(0, endIndex).join('\n');
+}

scripts/release/process-release.ts

@@ -6,24 +6,11 @@ import execa from 'execa';
 
 import openapitools from '../../openapitools.json';
 
-import { MAIN_BRANCH, OWNER, REPO, run } from './common';
+import { MAIN_BRANCH, OWNER, REPO, run, getMarkdownSection } from './common';
 import TEXT from './text';
 
 dotenv.config();
 
-function getMarkdownSection(markdown: string, title: string): string {
-  const levelIndicator = title.split(' ')[0]; // e.g. `##`
-  const lines = markdown.slice(markdown.indexOf(title)).split('\n');
-  let endIndex = lines.length;
-  for (let i = 1; i < lines.length; i++) {
-    if (lines[i].startsWith(`${levelIndicator} `)) {
-      endIndex = i;
-      break;
-    }
-  }
-  return lines.slice(0, endIndex).join('\n');
-}
-
 if (!process.env.GITHUB_TOKEN) {
   throw new Error('Environment variable `GITHUB_TOKEN` does not exist.');
 }

scripts/tsconfig.json

@@ -2,6 +2,7 @@
   "extends": "../base.tsconfig.json",
   "compilerOptions": {
     "typeRoots": ["../node_modules/@types"],
+    "types": ["node", "jest"],
     "outDir": "dist"
   },
   "include": ["pre-gen/setHostsOptions.ts", "release/*"],

yarn.lock

@@ -9987,8 +9987,10 @@ __metadata:
     "@types/semver": 7.3.9
     dotenv: 16.0.0
     execa: 5.1.1
+    jest: 27.4.7
     js-yaml: 4.1.0
     semver: 7.3.5
+    ts-jest: 27.1.3
     typescript: 4.5.4
   languageName: unknown
   linkType: soft