From: daiwei <daiwei521@126.com>
Date: Fri, 25 Jul 2025 09:33:30 +0000 (+0800)
Subject: wip: save
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=307baff82d10e3699f94199aa22f6f62bbf44fde;p=thirdparty%2Fvuejs%2Fcore.git

wip: save
---

diff --git a/packages/runtime-vapor/__tests__/dom/mathML.spec.ts b/packages/runtime-vapor/__tests__/dom/mathML.spec.ts
index 148d4c300b..490d0c497d 100644
--- a/packages/runtime-vapor/__tests__/dom/mathML.spec.ts
+++ b/packages/runtime-vapor/__tests__/dom/mathML.spec.ts
@@ -1 +1,69 @@
-describe.todo('MathML support', () => {})
+import { makeRender } from '../_utils'
+import { template } from '../../src/dom/template'
+import { child } from '../../src/dom/node'
+import { setClass } from '../../src/dom/prop'
+import { renderEffect } from '../../src'
+import { nextTick, ref } from '@vue/runtime-dom'
+
+const define = makeRender()
+
+describe('MathML support', () => {
+  afterEach(() => {
+    document.body.innerHTML = ''
+  })
+
+  test('should mount elements with correct html namespace', () => {
+    define({
+      setup() {
+        const t0 = template(
+          '<math display="block" id="e0"><semantics id="e1"><mrow id="e2"><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><mi>y</mi></mrow><annotation-xml encoding="text/html" id="e3"><div id="e4"></div><svg id="e5"></svg></annotation-xml></semantics></math>',
+          true,
+          2,
+        )
+        const n0 = t0()
+        return n0
+      },
+    }).render()
+
+    const e0 = document.getElementById('e0')!
+    expect(e0.namespaceURI).toMatch('Math')
+    expect(e0.querySelector('#e1')!.namespaceURI).toMatch('Math')
+    expect(e0.querySelector('#e2')!.namespaceURI).toMatch('Math')
+    expect(e0.querySelector('#e3')!.namespaceURI).toMatch('Math')
+    expect(e0.querySelector('#e4')!.namespaceURI).toMatch('xhtml')
+    expect(e0.querySelector('#e5')!.namespaceURI).toMatch('svg')
+  })
+
+  test.todo('should patch elements with correct namespaces', async () => {
+    const cls = ref('foo')
+    define({
+      setup() {
+        const t0 = template(
+          '<div><math id="f1"><annotation encoding="text/html"><div id="f2"></div></annotation></math></div>',
+          true,
+        )
+        const n2 = t0() as HTMLElement
+        const n1 = child(n2) as HTMLElement
+        const p0 = child(n1) as HTMLElement
+        const n0 = child(p0) as HTMLElement
+        renderEffect(() => {
+          const _cls = cls
+          setClass(n1, _cls)
+          // problem is n0 is undefined here
+          setClass(n0, _cls)
+        })
+        return n2
+      },
+    }).render()
+
+    const f1 = document.querySelector('#f1')!
+    const f2 = document.querySelector('#f2')!
+    expect(f1.getAttribute('class')).toBe('foo')
+    expect(f2.className).toBe('foo')
+
+    cls.value = 'bar'
+    await nextTick()
+    expect(f1.getAttribute('class')).toBe('bar')
+    expect(f2.className).toBe('bar')
+  })
+})