122 lines
3.0 KiB
TypeScript
122 lines
3.0 KiB
TypeScript
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import { runInNewContext } from "node:vm";
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import { expect, it } from "vitest";
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import { analyzeJavaScriptStaticSource } from "./javascriptStaticAnalysis.js";
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const changedIterator =
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"Array.prototype[Symbol.iterator]=function*(){yield '../shared/window.cjs'};";
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const cases = [
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[
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"ordinary spread",
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"",
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"require(...['./inert.cjs'])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"ordinary nested spread",
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"",
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"require(...[...['./inert.cjs']])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"changed direct spread",
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changedIterator,
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"require(...['./inert.cjs'])",
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"../shared/window.cjs",
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null,
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],
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[
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"changed nested spread",
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changedIterator,
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"require(...[...['./inert.cjs']])",
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"../shared/window.cjs",
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null,
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],
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[
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"changed generic call spread",
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changedIterator,
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"require.call(null,...['./inert.cjs'])",
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"../shared/window.cjs",
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null,
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],
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[
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"changed apply argument spread",
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changedIterator,
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"require.apply(null,[...['./inert.cjs']])",
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"../shared/window.cjs",
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null,
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],
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[
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"changed reflected argument spread",
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changedIterator,
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"Reflect.apply(require,null,[...['./inert.cjs']])",
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"../shared/window.cjs",
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null,
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],
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[
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"apply arraylike without spread",
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changedIterator,
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"require.apply(null,['./inert.cjs'])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"reflected arraylike without spread",
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changedIterator,
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"Reflect.apply(require,null,['./inert.cjs'])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"known argument before custom spread",
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changedIterator,
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"require('./inert.cjs',...[])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"shadowed Array mutation",
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"const Array={prototype:{}};Array.prototype[Symbol.iterator]=function*(){yield '../shared/window.cjs'};",
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"require(...['./inert.cjs'])",
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"./inert.cjs",
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"./inert.cjs",
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],
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[
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"ordinary captured generic spread",
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"const get=()=>module;const invoke=get.call;",
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"invoke.call(...[get,null]).require('./inert.cjs')",
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"./inert.cjs",
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null,
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],
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[
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"changed captured generic spread receiver",
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"const get=()=>({});const invoke=get.call;Array.prototype[Symbol.iterator]=function*(){yield ()=>module;yield null;};",
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"invoke.call(...[get,null]).require('./inert.cjs')",
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"./inert.cjs",
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null,
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],
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] as const;
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it.each(cases)(
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"retains invocation iterator authority for %s",
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(_name, setup, call, actual, specifier) => {
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const source = `${setup}${call};`;
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expect(
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runInNewContext(
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source,
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{
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require: (request: string) => request,
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module: { require: (request: string) => request },
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},
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{ timeout: 1_000 },
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),
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).toBe(actual);
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const analysis = analyzeJavaScriptStaticSource(source);
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expect(analysis.parse_error_count).toBe(0);
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expect(analysis.references).toEqual([
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expect.objectContaining({ kind: "require", specifier }),
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]);
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},
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);
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