30 lines
1.1 KiB
JavaScript
30 lines
1.1 KiB
JavaScript
// Proxy for the embedded-V8 runtime: a bare global context with no Node
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// builtins. Load the IIFE bundle (which assigns globalThis.renderApp) and call
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// it. What renders here renders in rusty_v8 — the engine swaps, the contract
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// (bundle defines a global render fn over a bare context) does not.
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const fs = require("fs")
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const vm = require("vm")
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const code = fs.readFileSync(__dirname + "/bundle.js", "utf8")
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// The minimal host globals React's bundle touches at init / sync render. The
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// rusty_v8 engine must provide the same set — this list is the spec for it.
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const sandbox = {
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console, setTimeout, clearTimeout, queueMicrotask, MessageChannel, performance,
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TextEncoder, TextDecoder,
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}
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sandbox.globalThis = sandbox
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vm.createContext(sandbox)
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vm.runInContext(code, sandbox)
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const html = sandbox.renderApp({ name: "World" })
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console.log("RENDERED:", html)
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const expected = '<div id="greeting">Hello, World!</div>'
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if (html !== expected) {
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console.error("MISMATCH — expected:", expected)
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process.exit(1)
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}
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console.log("OK — React bundle renders in a bare JS context (V8 proxy)")
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