mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-14 04:39:43 +08:00
Chris Tate
a504ccb850
- Shard portable coverage across 16 sandboxes while retaining focused Darwin contracts. - Run invariant suites once and keep differential and sanitizer-sensitive coverage in both lanes. - Harden sandbox transport, exit-status parsing, and Linux runtime test portability.
55 lines
2.1 KiB
TypeScript
55 lines
2.1 KiB
TypeScript
import { execFile } from "node:child_process";
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import { mkdir } from "node:fs/promises";
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import { join } from "node:path";
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import { promisify } from "node:util";
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import { beforeAll, expect, test } from "vitest";
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const execFileAsync = promisify(execFile);
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const testDir = import.meta.dirname;
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const bin = join(testDir, "build", "test_array");
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// Compiled once with ASan + the RC audit: the assertions in test_array.c
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// include recursive-release checks (array of strings, array of arrays), and
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// the sanitized run proves no leak/double-free across all of them.
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beforeAll(async () => {
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await mkdir(join(testDir, "build"), { recursive: true });
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await execFileAsync("clang", [
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"-std=c11", "-O1", "-Wall", "-Wextra",
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"-fsanitize=address", "-DSCR_RC_AUDIT",
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"-o", bin,
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join(testDir, "test_array.c"),
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join(testDir, "../src/scr_array.c"),
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join(testDir, "../src/scr_string.c"),
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join(testDir, "../src/scr_number.c"),
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join(testDir, "../src/scr_bytes.c"),
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join(testDir, "../src/scr_error.c"),
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join(testDir, "../src/scr_exception.c"),
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join(testDir, "../src/scr_object.c"),
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join(testDir, "../src/scr_cycle.c"),
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...(process.platform === "linux" ? ["-D_GNU_SOURCE", "-lm"] : []),
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]);
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});
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test("array runtime: push/pop/set/get, RC recursion, growth", async () => {
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const { stderr } = await execFileAsync(bin, []);
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expect(stderr.trim()).toMatch(/^(\d+)\/\1 cases passed$/);
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});
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// JS returns undefined for OOB reads and creates holes for far writes; both
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// are unrepresentable, so the runtime must trap (documented divergence).
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test.each([
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["--crash-get-oob", "array index 1 out of bounds (length 1)"],
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["--crash-get-frac", "array index 0.5 out of bounds (length 1)"],
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["--crash-set-oob", "array index 2 out of bounds (length 1)"],
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["--crash-pop-empty", "pop() on an empty array"],
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])("trap aborts (%s)", async (mode, message) => {
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const err = await execFileAsync(bin, [mode]).then(
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() => {
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throw new Error(`expected ${mode} to abort`);
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},
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(e: Error & { signal?: string; stderr?: string }) => e,
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);
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expect(err.signal).toBe("SIGABRT");
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expect(err.stderr).toContain(`scriptc: RangeError: ${message}`);
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});
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