feat(ssr): compiler-ssr support for Suspense

packages/compiler-ssr/__tests__/ssrPortal.spec.ts

@@ -0,0 +1,16 @@
+import { compile } from '../src'
+
+describe('ssr compile: portal', () => {
+  test('should work', () => {
+    expect(compile(`<portal :target="target"><div/></portal>`).code)
+      .toMatchInlineSnapshot(`
+      "const { ssrRenderPortal: _ssrRenderPortal } = require(\\"@vue/server-renderer\\")
+
+      return function ssrRender(_ctx, _push, _parent) {
+        _ssrRenderPortal((_push) => {
+          _push(\`<div></div>\`)
+        }, _ctx.target, _parent)
+      }"
+    `)
+  })
+})