mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-23 06:10:02 +08:00
Chris Tate
3f66c8e20b
- Remove C emission, debugging options, and automatic backend fallback. - Complete LLVM lowering and native bootstrap coverage across supported targets. - Link executables and libraries with precompiled C runtime packs, including iOS and Android.
46 lines
2.6 KiB
TypeScript
46 lines
2.6 KiB
TypeScript
import { spawnSync } from "node:child_process";
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import { mkdtempSync, readFileSync, writeFileSync } from "node:fs";
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import { tmpdir } from "node:os";
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import { join } from "node:path";
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import { describe, expect, test } from "vitest";
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import { compile } from "@scriptc/compiler";
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const fixture = join(import.meta.dirname, "../ffi/memory.mjs");
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const sanitize = process.env["SCRIPTC_SAN"] === "1";
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const oracle = process.env["SCRIPTC_NODE_FFI_ORACLE"];
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const expected = "bigint true\n10,99,30,40 99,30\n10,99,30,40 55,99,30,40\ntrue\n231\n0\n" +
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"TypeError ERR_INVALID_ARG_VALUE The first argument must be a non-negative bigint\n".repeat(2) +
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"Error ERR_FFI_INVALID_POINTER Cannot create an ArrayBuffer from a null pointer\n" +
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"TypeError ERR_INVALID_ARG_VALUE The length must be a non-negative integer\n".repeat(2) +
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"TypeError ERR_INVALID_ARG_VALUE The pointer and length exceed the platform address range\n" +
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"RangeError ERR_OUT_OF_RANGE The length is too large\nError ERR_BUFFER_TOO_LARGE Buffer is too large\n" +
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"true\ntrue\ntrue\ntrue\nfalse\nfalse\n";
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describe.each(["llvm"] as const)("native FFI memory, %s", backend => {
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test("aliases native memory and copies on request without an engine", async () => {
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const outDir = mkdtempSync(join(tmpdir(), "scriptc-ffi-memory-"));
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// Both loader spellings must keep real storage; bare `require` also
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// participates in the compiler's CommonJS alias recognition.
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for (const loader of ["require", "requireModule"]) {
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const entry = join(outDir, `${loader}.mjs`);
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writeFileSync(entry, readFileSync(fixture, "utf8").replaceAll("require", loader));
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const result = await compile(entry, { backend, dynamic: false, sanitize, outDir, outPath: join(outDir, loader) });
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if (!result.ok) throw new Error(result.diagnostics.map(d => `${d.code}: ${d.message}`).join("\n"));
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const native = spawnSync(result.binaryPath, [], { encoding: "utf8", timeout: 10_000 });
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expect(native.error).toBeUndefined();
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expect(native.stderr).toBe("");
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expect(native.status).toBe(0);
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expect(native.stdout).toBe(expected);
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// Node 24 remains the repository oracle; node:ffi first shipped in
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// Node 26.1. An explicit Node 26 path enables direct parity here.
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if (oracle) {
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const node = spawnSync(oracle, ["--disable-warning=ExperimentalWarning", "--experimental-ffi", entry], { encoding: "utf8" });
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expect(node.error).toBeUndefined();
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expect(node.stderr).toBe(native.stderr);
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expect(node.status).toBe(native.status);
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expect(node.stdout).toBe(native.stdout);
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}
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}
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});
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});
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