mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-11-03 07:54:40 +08:00
Chris Tate
9482cbadcb
- Streamline typed-array conversion, copying, and filling. - Share exact integer coercion across typed storage and scalar operators. - Cover numeric boundaries, aliased buffers, and portable execution.
34 lines
1.0 KiB
TypeScript
34 lines
1.0 KiB
TypeScript
import { execFile } from "node:child_process";
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import { mkdtemp, rm } from "node:fs/promises";
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import { tmpdir } from "node:os";
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import { join } from "node:path";
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import { promisify } from "node:util";
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import { expect, test } from "vitest";
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const exec = promisify(execFile);
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test("integer coercion matches modular truncation across binary64 encodings", async () => {
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const scratch = await mkdtemp(join(tmpdir(), "scriptc-numeric-"));
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try {
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const binary = join(scratch, "numeric");
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await exec("clang", [
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"-std=c11",
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"-O2",
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"-Wall",
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"-Wextra",
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"-fsanitize=address,undefined",
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join(import.meta.dirname, "scr_numeric.test.c"),
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"-o",
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binary,
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...(process.platform === "linux" ? ["-lm"] : []),
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]);
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const result = await exec(binary, [], {
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env: { ...process.env, UBSAN_OPTIONS: "halt_on_error=1" },
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});
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expect(result.stdout).toBe("numeric coercions passed\n");
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expect(result.stderr).toBe("");
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} finally {
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await rm(scratch, { recursive: true, force: true });
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}
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});
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