发布 0.2.1 并完善工具边界与安全性

tests/xml.test.ts

@@ -0,0 +1,33 @@
+import { describe, expect, it } from 'vitest'
+import { validateXmlDocument, XML_PARSER_ERROR_NAMESPACES } from '../src/lib/xml'
+
+function parserWithCandidates(candidates: Array<{ localName: string; namespaceURI: string | null; textContent: string | null }>) {
+  return {
+    parseFromString: () => ({
+      getElementsByTagName: (localName: string) => {
+        expect(localName).toBe('parsererror')
+        return candidates
+      },
+    }),
+  }
+}
+
+describe('XML validation', () => {
+  it('accepts valid content even when the user root element is named parsererror', () => {
+    expect(() => validateXmlDocument('<parsererror>valid</parsererror>', parserWithCandidates([
+      { localName: 'parsererror', namespaceURI: null, textContent: 'valid' },
+    ]))).not.toThrow()
+  })
+
+  it('reports parser errors from the browser parser-error namespace', () => {
+    for (const namespaceURI of XML_PARSER_ERROR_NAMESPACES) {
+      expect(() => validateXmlDocument('<root>', parserWithCandidates([
+        { localName: 'parsererror', namespaceURI, textContent: 'XML parsing error\nDetails' },
+      ]))).toThrow('XML parsing error')
+    }
+  })
+
+  it('rejects empty input before invoking the parser', () => {
+    expect(() => validateXmlDocument('  ', parserWithCandidates([]))).toThrow('请输入 XML')
+  })
+})