mirror of
https://github.com/heygen-com/hyperframes.git
synced 2026-10-30 17:27:09 +00:00
Miguel Ángel
d218cec091
* ci(studio): measure drag smoothness on a quiet runner, with a blank-page control * ci(studio): gates read the base the run measured, not the base branch tip * style(ci): format the base-file test
69 lines
2.7 KiB
JavaScript
69 lines
2.7 KiB
JavaScript
import assert from "node:assert/strict";
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import { execFileSync } from "node:child_process";
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import { existsSync, 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 { test } from "node:test";
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const script = join(import.meta.dirname, "base-file.sh");
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const git = (cwd, ...args) =>
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execFileSync(
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"git",
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["-c", "user.email=t@t", "-c", "user.name=t", "-c", "commit.gpgsign=false", ...args],
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{
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cwd,
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encoding: "utf8",
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},
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).trim();
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// A PR run checks out the merge commit shallowly; the base branch then moves before the gate reads its baseline.
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function raceFixture(baseline) {
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const root = mkdtempSync(join(tmpdir(), "base-file-"));
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const origin = join(root, "origin.git");
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const work = join(root, "work");
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git(root, "init", "-q", "--bare", origin);
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git(root, "init", "-q", "-b", "main", work);
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git(work, "remote", "add", "origin", origin);
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if (baseline) writeFileSync(join(work, "baseline.json"), baseline);
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writeFileSync(join(work, "readme"), "base");
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git(work, "add", ".");
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git(work, "commit", "-qm", "base");
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const base = git(work, "rev-parse", "HEAD");
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git(work, "switch", "-qc", "pr");
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writeFileSync(join(work, "pr"), "change");
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git(work, "add", ".");
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git(work, "commit", "-qm", "pr");
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git(work, "switch", "-q", "main");
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git(work, "merge", "-q", "--no-ff", "-m", "merge", "pr");
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const merge = git(work, "rev-parse", "HEAD");
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git(work, "push", "-q", "origin", `${merge}:refs/pull/1/merge`);
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git(work, "reset", "-q", "--hard", base);
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writeFileSync(join(work, "baseline.json"), '{"total":852}');
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git(work, "add", ".");
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git(work, "commit", "-qm", "base moves on");
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git(work, "push", "-q", "origin", "HEAD:main");
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const checkout = join(root, "checkout");
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git(root, "init", "-q", checkout);
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git(checkout, "remote", "add", "origin", `file://${origin}`);
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git(checkout, "fetch", "-q", "--depth=1", "origin", "refs/pull/1/merge");
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git(checkout, "checkout", "-q", "FETCH_HEAD");
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return { checkout, base, out: join(root, "out.json") };
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}
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test("reads the base the run measured, not the base branch tip that moved since", () => {
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const { checkout, base, out } = raceFixture('{"total":846}');
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const log = execFileSync("bash", [script, "baseline.json", out], {
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cwd: checkout,
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encoding: "utf8",
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});
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assert.equal(readFileSync(out, "utf8"), '{"total":846}');
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assert.match(log, new RegExp(`measured: ${base}`));
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});
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test("a base without the file leaves no output", () => {
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const { checkout, out } = raceFixture(null);
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writeFileSync(out, "stale");
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execFileSync("bash", [script, "baseline.json", out], { cwd: checkout, encoding: "utf8" });
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assert.equal(existsSync(out), false);
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});
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