test: allow unbuilt tdesign style fallback

tests/miniprogram-compatibility.test.js

@@ -67,17 +67,38 @@ function getImportTarget(wxssPath, importPath) {
   return path.resolve(path.dirname(wxssPath), importPath)
 }
 
+function getTDesignSourceFallback(importPath) {
+  const generatedPrefix = './miniprogram_npm/tdesign-miniprogram/'
+
+  if (!importPath.startsWith(generatedPrefix)) {
+    return null
+  }
+
+  return path.join(
+    PROJECT_ROOT,
+    'node_modules',
+    'tdesign-miniprogram',
+    'miniprogram_dist',
+    importPath.slice(generatedPrefix.length)
+  )
+}
+
 describe('miniprogram compatibility', () => {
   test('avoids directory-level require paths that the miniprogram runtime cannot resolve reliably', () => {
     expect(getDirectoryImportViolations()).toEqual([])
   })
 
-  test('app.wxss imports the generated TDesign style entry that exists in the project', () => {
+  test('app.wxss points at a TDesign style entry that can be resolved before or after npm build', () => {
     const appWxssPath = path.join(PROJECT_ROOT, 'app.wxss')
     const appWxss = fs.readFileSync(appWxssPath, 'utf8')
     const match = appWxss.match(/@import ['"]([^'"]+)['"];/)
+    const importPath = match && match[1]
+    const generatedTarget = importPath && getImportTarget(appWxssPath, importPath)
+    const sourceFallbackTarget = importPath && getTDesignSourceFallback(importPath)
 
     expect(match).not.toBeNull()
-    expect(fs.existsSync(getImportTarget(appWxssPath, match[1]))).toBe(true)
+    expect(
+      fs.existsSync(generatedTarget) || (sourceFallbackTarget && fs.existsSync(sourceFallbackTarget))
+    ).toBe(true)
   })
 })