Migrate Codegen OpenAPI's unit tests to Vitest

.github/workflows/test-codegen.yml

@@ -31,7 +31,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: ['16.x']
+        node-version: ['18.x']
 
     steps:
       - uses: actions/checkout@v2

package.json

@@ -38,6 +38,7 @@
     "prettier": "^3.2.4",
     "release-it": "^14.12.5",
     "serve": "^14.2.0",
+    "ts-node": "^10.9.2",
     "typescript": "^5.2.2"
   },
   "resolutions": {
@@ -53,7 +54,6 @@
     "react": "npm:18.2.0",
     "react-dom": "npm:18.2.0",
     "resolve": "1.22.1",
-    "ts-node": "10.4.0",
     "@types/react": "npm:18.0.12",
     "@types/react-dom": "npm:18.0.5",
     "@types/inquirer": "npm:8.2.1",

packages/rtk-query-codegen-openapi/package.json

@@ -17,12 +17,14 @@
     "rtk-query-codegen-openapi": "lib/bin/cli.js"
   },
   "scripts": {
-    "build": "tsc && chmod +x lib/bin/cli.js",
-    "prepare": "npm run build && chmod +x ./lib/bin/cli.js",
+    "build": "yarn clean && tsc && chmod +x lib/bin/cli.js",
+    "clean": "rimraf lib",
+    "prepare": "yarn build && chmod +x lib/bin/cli.js",
     "format": "prettier --write \"src/**/*.ts\"",
-    "test:update": "jest --runInBand --updateSnapshot",
+    "test:update": "vitest --run --update",
     "test:update:enum": "lib/bin/cli.js test/config.example.enum.ts",
-    "test": "jest --runInBand",
+    "test": "vitest --run",
+    "test:watch": "vitest --watch",
     "cli": "esr src/bin/cli.ts"
   },
   "files": [
@@ -36,35 +38,31 @@
     "@reduxjs/toolkit": "^1.6.0",
     "@types/commander": "^2.12.2",
     "@types/glob-to-regexp": "^0.4.0",
-    "@types/jest": "^27",
     "@types/lodash": "^4.14.165",
-    "@types/node": "^14.14.12",
-    "@types/node-fetch": "^2.6.11",
-    "@types/prettier": "^2.1.6",
+    "@types/node": "^20.11.10",
     "@types/semver": "^7.3.9",
-    "babel-jest": "^26.6.3",
     "chalk": "^4.1.0",
     "del": "^6.0.0",
     "esbuild": "~0.17",
     "esbuild-runner": "^2.2.1",
     "husky": "^4.3.6",
-    "jest": "^29",
-    "msw": "^0.40.2",
-    "node-fetch": "^2.7.0",
+    "msw": "^2.1.5",
+    "node-fetch": "^3.3.2",
     "openapi-types": "^9.1.0",
     "pretty-quick": "^3.1.0",
-    "ts-jest": "^29",
-    "ts-node": "^10.4.0",
+    "rimraf": "^5.0.5",
+    "ts-node": "^10.9.2",
+    "vitest": "^1.2.2",
     "yalc": "^1.0.0-pre.47"
   },
   "dependencies": {
     "@apidevtools/swagger-parser": "^10.0.2",
     "commander": "^6.2.0",
     "oazapfts": "^4.8.0",
-    "prettier": "^2.2.1",
+    "prettier": "^3.2.4",
     "semver": "^7.3.5",
     "swagger2openapi": "^7.0.4",
-    "typescript": "^5.0.0"
+    "typescript": "^5.3.3"
   },
   "husky": {
     "hooks": {

packages/rtk-query-codegen-openapi/src/bin/cli.ts

@@ -1,9 +1,8 @@
 #!/usr/bin/env node
 
-import { dirname, resolve } from 'path';
-import { generateEndpoints, parseConfig } from '../';
-
 import program from 'commander';
+import { dirname, resolve } from 'node:path';
+import { generateEndpoints, parseConfig } from '../';
 
 let ts = false;
 try {

packages/rtk-query-codegen-openapi/src/generate.ts

@@ -1,27 +1,25 @@
-import * as path from 'path';
-
+import { camelCase } from 'lodash';
+import path from 'node:path';
 import ApiGenerator, {
   getOperationName as _getOperationName,
   getReferenceName,
   isReference,
   supportDeepObjects,
 } from 'oazapfts/lib/codegen/generate';
-import type { EndpointMatcher, EndpointOverrides, GenerationOptions, OperationDefinition, TextMatcher } from './types';
-import { capitalize, getOperationDefinitions, getV3Doc, removeUndefined, isQuery as testIsQuery } from './utils';
 import {
   createPropertyAssignment,
   createQuestionToken,
   isValidIdentifier,
   keywordType,
 } from 'oazapfts/lib/codegen/tscodegen';
-import { generateCreateApiCall, generateEndpointDefinition, generateImportNode, generateTagTypes } from './codegen';
-
-import type { ObjectPropertyDefinitions } from './codegen';
 import type { OpenAPIV3 } from 'openapi-types';
-import { camelCase } from 'lodash';
-import { factory } from './utils/factory';
-import { generateReactHooks } from './generators/react-hooks';
 import ts from 'typescript';
+import type { ObjectPropertyDefinitions } from './codegen';
+import { generateCreateApiCall, generateEndpointDefinition, generateImportNode, generateTagTypes } from './codegen';
+import { generateReactHooks } from './generators/react-hooks';
+import type { EndpointMatcher, EndpointOverrides, GenerationOptions, OperationDefinition, TextMatcher } from './types';
+import { capitalize, getOperationDefinitions, getV3Doc, removeUndefined, isQuery as testIsQuery } from './utils';
+import { factory } from './utils/factory';
 
 const generatedApiName = 'injectedRtkApi';
 
@@ -136,7 +134,7 @@ export async function generateApi(
     if (apiFile.startsWith('.')) {
       apiFile = path.relative(path.dirname(outputFile), apiFile);
       apiFile = apiFile.replace(/\\/g, '/');
-      if (!apiFile.startsWith('.')) apiFile = './' + apiFile;
+      if (!apiFile.startsWith('.')) apiFile = `./${apiFile}`;
     }
   }
   apiFile = apiFile.replace(/\.[jt]sx?$/, '');
@@ -191,7 +189,7 @@ export async function generateApi(
   );
 
   function extractAllTagTypes({ operationDefinitions }: { operationDefinitions: OperationDefinition[] }) {
-    let allTagTypes = new Set<string>();
+    const allTagTypes = new Set<string>();
 
     for (const operationDefinition of operationDefinitions) {
       const { verb, pathItem } = operationDefinition;
@@ -280,7 +278,7 @@ export async function generateApi(
       }
       // if there are still any naming conflicts, prepend with underscore
       while (name in queryArg) {
-        name = '_' + name;
+        name = `_${name}`;
       }
       return name;
     }

packages/rtk-query-codegen-openapi/src/index.ts

@@ -1,5 +1,5 @@
-import path from 'path';
-import fs from 'fs';
+import fs from 'node:fs';
+import path from 'node:path';
 import type { CommonOptions, ConfigFile, GenerationOptions, OutputFileOptions } from './types';
 import { isValidUrl, prettify } from './utils';
 export type { ConfigFile } from './types';
@@ -11,11 +11,11 @@ export async function generateEndpoints(options: GenerationOptions): Promise<str
     ? options.schemaFile
     : path.resolve(process.cwd(), schemaLocation);
 
-  const sourceCode = await enforceOazapftsTsVersion(() => {
-    const { generateApi } = require('./generate');
+  const sourceCode = await enforceOazapftsTsVersion(async () => {
+    const { generateApi } = await import('./generate');
     return generateApi(schemaAbsPath, options);
   });
-  const outputFile = options.outputFile;
+  const { outputFile } = options;
   if (outputFile) {
     fs.writeFileSync(path.resolve(process.cwd(), outputFile), await prettify(outputFile, sourceCode));
   } else {

packages/rtk-query-codegen-openapi/src/utils/getV3Doc.ts

@@ -1,9 +1,8 @@
 import SwaggerParser from '@apidevtools/swagger-parser';
+import type { OpenAPIV3 } from 'openapi-types';
 // @ts-ignore
 import converter from 'swagger2openapi';
 
-import type { OpenAPIV3 } from 'openapi-types';
-
 export async function getV3Doc(spec: string): Promise<OpenAPIV3.Document> {
   const doc = await SwaggerParser.bundle(spec);
   const isOpenApiV3 = 'openapi' in doc && doc.openapi.startsWith('3');

packages/rtk-query-codegen-openapi/src/utils/prettier.ts

@@ -1,5 +1,5 @@
-import * as prettier from 'prettier';
-import * as path from 'path';
+import path from 'node:path';
+import prettier from 'prettier';
 
 const EXTENSION_TO_PARSER: Record<string, string> = {
   ts: 'typescript',

packages/rtk-query-codegen-openapi/test/__snapshots__/cli.test.ts.snap

@@ -1,7 +1,7 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
-exports[`CLI options testing generation with \`config.example.js\` 1`] = `
-import { api } from '../fixtures/emptyApi';
+exports[`CLI options testing > generation with \`config.example.js\` 1`] = `
+"import { api } from '../fixtures/emptyApi';
 const injectedRtkApi = api.injectEndpoints({
   endpoints: (build) => ({
     updatePet: build.mutation<UpdatePetApiResponse, UpdatePetApiArg>({
@@ -217,11 +217,11 @@ export type User = {
   phone?: string;
   userStatus?: number;
 };
-
+"
 `;
 
-exports[`CLI options testing paths are relative to configfile, not to cwd 1`] = `
-import { api } from '../fixtures/emptyApi';
+exports[`CLI options testing > paths are relative to config file, not to cwd 1`] = `
+"import { api } from '../fixtures/emptyApi';
 const injectedRtkApi = api.injectEndpoints({
   endpoints: (build) => ({
     updatePet: build.mutation<UpdatePetApiResponse, UpdatePetApiArg>({
@@ -437,5 +437,5 @@ export type User = {
   phone?: string;
   userStatus?: number;
 };
-
+"
 `;