test: autoExtension unit test (#36)

packages/core/tests/config.test.ts

@@ -5,7 +5,7 @@ import type { RslibConfig } from '../src/types/config';
 
 describe('Should load config file correctly', () => {
   test('Load config.js in cjs project', async () => {
-    const fixtureDir = join(__dirname, 'config/cjs');
+    const fixtureDir = join(__dirname, 'fixtures/config/cjs');
     const configDir = join(fixtureDir, 'rslib.config.js');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -22,7 +22,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.mjs in cjs project', async () => {
-    const fixtureDir = join(__dirname, 'config/cjs');
+    const fixtureDir = join(__dirname, 'fixtures/config/cjs');
     const configDir = join(fixtureDir, 'rslib.config.mjs');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -39,7 +39,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.ts in cjs project', async () => {
-    const fixtureDir = join(__dirname, 'config/cjs');
+    const fixtureDir = join(__dirname, 'fixtures/config/cjs');
     const configDir = join(fixtureDir, 'rslib.config.ts');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -56,7 +56,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.cjs with defineConfig in cjs project', async () => {
-    const fixtureDir = join(__dirname, 'config/cjs');
+    const fixtureDir = join(__dirname, 'fixtures/config/cjs');
     const configDir = join(fixtureDir, 'rslib.config.cjs');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -73,7 +73,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.js in esm project', async () => {
-    const fixtureDir = join(__dirname, 'config/esm');
+    const fixtureDir = join(__dirname, 'fixtures/config/esm');
     const configDir = join(fixtureDir, 'rslib.config.js');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -90,7 +90,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.cjs in esm project', async () => {
-    const fixtureDir = join(__dirname, 'config/esm');
+    const fixtureDir = join(__dirname, 'fixtures/config/esm');
     const configDir = join(fixtureDir, 'rslib.config.cjs');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -107,7 +107,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.ts in esm project', async () => {
-    const fixtureDir = join(__dirname, 'config/esm');
+    const fixtureDir = join(__dirname, 'fixtures/config/esm');
     const configDir = join(fixtureDir, 'rslib.config.ts');
     const config = await loadConfig(configDir);
     expect(config).toEqual({
@@ -124,7 +124,7 @@ describe('Should load config file correctly', () => {
   });
 
   test('Load config.mjs with defineConfig in esm project', async () => {
-    const fixtureDir = join(__dirname, 'config/esm');
+    const fixtureDir = join(__dirname, 'fixtures/config/esm');
     const configDir = join(fixtureDir, 'rslib.config.mjs');
     const config = await loadConfig(configDir);
     expect(config).toEqual({

packages/core/tests/extension.test.ts

@@ -0,0 +1,99 @@
+import { join } from 'node:path';
+import { describe, expect, it } from 'vitest';
+import { getDefaultExtension } from '../src/utils/extension';
+
+describe('should get extension correctly', () => {
+  it('autoExtension is false', () => {
+    const options = {
+      format: 'cjs',
+      root: '/path/to/root',
+      autoExtension: false,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.js',
+      dtsExtension: '.d.ts',
+    });
+  });
+
+  it('package.json is broken', () => {
+    const options = {
+      format: 'cjs',
+      root: '/path/to/root',
+      autoExtension: true,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.js',
+      dtsExtension: '.d.ts',
+    });
+  });
+
+  it('format is cjs and type is module in package.json', () => {
+    const options = {
+      format: 'cjs',
+      root: join(__dirname, 'fixtures/extension/type-module'),
+      autoExtension: true,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.cjs',
+      dtsExtension: '.d.cts',
+      isModule: true,
+    });
+  });
+
+  it('format is cjs and type is commonjs in package.json', () => {
+    const options = {
+      format: 'cjs',
+      root: join(__dirname, 'fixtures/extension/type-commonjs'),
+      autoExtension: true,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.js',
+      dtsExtension: '.d.ts',
+      isModule: false,
+    });
+  });
+
+  it('format is esm and type is commonjs in package.json', () => {
+    const options = {
+      format: 'esm',
+      root: join(__dirname, 'fixtures/extension/type-commonjs'),
+      autoExtension: true,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.mjs',
+      dtsExtension: '.d.mts',
+      isModule: false,
+    });
+  });
+
+  it('format is esm and type is module in package.json', () => {
+    const options = {
+      format: 'esm',
+      root: join(__dirname, 'fixtures/extension/type-module'),
+      autoExtension: true,
+    };
+
+    const result = getDefaultExtension(options);
+
+    expect(result).toEqual({
+      jsExtension: '.js',
+      dtsExtension: '.d.ts',
+      isModule: true,
+    });
+  });
+});

packages/core/tests/config/cjs/rslib.config.cjs → packages/core/tests/fixtures/config/cjs/rslib.config.cjs

@@ -1,4 +1,4 @@
-const { defineConfig } = require('../../../../core/src/config');
+const { defineConfig } = require('../../../../../core/src/config');
 
 module.exports = defineConfig((args) => ({
   lib: [],

packages/core/tests/config/esm/rslib.config.mjs → packages/core/tests/fixtures/config/esm/rslib.config.mjs

@@ -1,4 +1,4 @@
-import { defineConfig } from '../../../../core/src/config';
+import { defineConfig } from '../../../../../core/src/config';
 
 export default defineConfig((args) => ({
   lib: [],

packages/core/tests/fixtures/extension/type-commonjs/package.json

@@ -0,0 +1,3 @@
+{
+  "type": "commonjs"
+}

packages/core/tests/fixtures/extension/type-module/package.json

@@ -0,0 +1,3 @@
+{
+  "type": "module"
+}