Fix #399: GET /api/v1/tasks: clamp limit to match siblings; negative limit returns 500 with raw DB error - #405
Fix #399: GET /api/v1/tasks: clamp limit to match siblings; negative limit returns 500 with raw DB error#405jialfaro wants to merge 2 commits into
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…gative limit returns 500 with raw DB error
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Included review availability: Your plan provides up to 1 included review per hour; 0 remain after this review. 📝 WalkthroughWalkthroughThe task list handler clamps requested limits to 1–200 before database access. Integration tests cover negative limits, requests above 200, and the default limit of 50. ChangesTask list limit validation
Estimated code review effort: 2 (Simple) | ~10 minutes Merge Risk: ⚪ Minimal · up to Task-list requests now bound limits to 1–200, preventing invalid negative database limits and oversized responses while preserving the default of 50. No current merge-blocking risk remains. 🚥 Pre-merge checks | ✅ 5✅ Passed checks (5 passed)
✨ Finishing Touches🧪 Generate unit tests (beta)
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In `@crates/gitlawb-node/src/api/tasks.rs`:
- Line 362: Update the negative-limit test around the existing count assertion
to seed at least two matching tasks and verify the response contains exactly one
task, distinguishing the required limit from the default limit of 50. In the
upper-limit test, replace the current 5000 request value with i64::MAX
(9223372036854775807).
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crates/gitlawb-node/src/api/tasks.rs
Limit details: You’ve used the included review currently available.
Greptile SummaryThe PR bounds the REST task-list limit to prevent invalid or excessive SQL limits.
Confidence Score: 5/5The PR appears safe to merge with no actionable changed-code failures identified. The handler bounds limits before database access, preserves the existing default, and the added tests exercise the intended negative, oversized, and omitted-limit behavior.
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| Filename | Overview |
|---|---|
| crates/gitlawb-node/src/api/tasks.rs | Adds a bounded task-list limit and database-backed regression tests without introducing an actionable defect. |
Reviews (1): Last reviewed commit: "Fix #399: GET /api/v1/tasks: clamp limit..." | Re-trigger Greptile
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Updated test boundary assertions in
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jatmn
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jatmn
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The functional fix matches #399. The handler clamps the limit before database access, preserves the default of 50, and all three HTTP/database regression tests pass. The exact negative-limit and i64::MAX assertions also address CodeRabbit's test request.
There is one verified lint finding and a separate formatting failure in the added tests. I found no functional defect in the clamp. Both repairs are mechanical and can be addressed together without changing the implementation or expanding this PR's scope.
Merge readiness
Format the added test module. cargo fmt --all -- --check exits 1 on crates/gitlawb-node/src/api/tasks.rs. The reported differences are:
- An extra blank line before
#[cfg(test)]around line 307. - Import ordering at lines 311–320.
- Line wrapping for the three
axum::body::to_bytes(...).await.unwrap()expressions at lines 362, 406, and 451.
These are the formatter's prescribed changes, not requests to restructure the tests. Run cargo fmt --all, inspect the resulting diff, and confirm the formatting check passes. The immutable base version of this file passes formatting; the failures are in this PR's additions.
Findings
[P2] Remove the unused import so warnings-as-errors validation passes
crates/gitlawb-node/src/api/tasks.rs:311
The new test module contains use super::*;, but it does not consume any names through that import. Types and traits such as Body, Request, StatusCode, Router, Utc, Value, PgPool, and ServiceExt are imported explicitly. Each route refers to the handler through the qualified name super::list_tasks.
That combination leaves the wildcard import unused. The focused test build reports it as a warning, and this command fails with exit code 101:
cargo clippy --locked -p gitlawb-node --tests -- -D warningsThe diagnostic identifies the precise cause:
error: unused import: `super::*`
--> crates/gitlawb-node/src/api/tasks.rs:311:9
= note: `-D unused-imports` implied by `-D warnings`
The PR workflow runs Clippy over all workspace targets with the same -D warnings policy, so it includes this test target. This is a validation blocker, not a runtime or security defect.
Root-cause fix: remove the unused use super::*; line and retain the explicit imports and qualified handler calls. There is no need for an #[allow(unused_imports)] annotation, a relaxed CI setting, or changes to the tests' assertions. Formatting alone will not remove an unused import, so both repairs are needed.
Address both issues in one pass
The validation results explain how this can happen even when the regression tests pass: cargo test permits this compiler warning, formatting is checked separately, and Clippy promotes the warning to an error under CI's policy. In addition, the workflow runs formatting before Clippy, so a formatting failure can prevent that job from reaching the second diagnostic. A passing test run alone does not establish that these other checks pass.
Please remove the unused import, format the additions, and run the following checks on the resulting patch from the workspace root:
cargo fmt --all
cargo fmt --all -- --check
cargo clippy --locked --workspace --all-targets -- -D warnings
cargo test --locked -p gitlawb-node api::tasks::tests --no-fail-fastThe test command requires the project's PostgreSQL test setup. Let the normal PR workflow run its full test/build checks as well, and include the command results with the revision. This follows the repository's existing validation requirements; no additional workflow or testing framework is needed.
Preserve the regression tests' existing strength:
| Request | Seeded tasks | Expected returned tasks and count |
|---|---|---|
limit=-1 |
2 | 1 |
limit=9223372036854775807 |
201 | 200 |
| Omitted limit | 60 | 50 |
Those seed sizes distinguish the intended behavior from an unclamped limit or an accidental fallback to the default. Keep the tests exercising the real HTTP handler and database, along with their successful-status and response-count assertions.
The requested revision is limited to the unused import and formatter output. Keep the [1, 200] clamp, default of 50, filters, response shape, and test behavior intact. These findings do not call for a broader task API refactor or new functionality.
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Heads up on two things: The issue this PR targets (#399) is now closed as a duplicate of #317. #317 covers the broader class: all eight CI: |
beardthelion
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The clamp is right and I could not break it. Twenty-one hostile values for limit either fail deserialization with a 400 or land inside [1, 200], i64::MIN does not wrap, and gutting the clamp turns two of the three new tests red, so the fix is load-bearing rather than decorative. It mirrors bounties.rs closely, constant name included, and the tests drive the real handler against a real database instead of asserting on clamp() arithmetic.
Blocking on the CI failures jatmn already named, plus the items below.
Findings
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[P2] Decide the negative-limit contract against #396 before either merges
crates/gitlawb-node/src/api/tasks.rs:364
#396 assertscount == 0for/api/v1/tasks?limit=-1. This assertscount == 1. Same URL, opposite behavior, each pinned by its own test, so whoever rebases second has to delete one of them. That call is mine, so treat it as settled: REST keeps the floor at 1, matchingbounties.rs:125andrepos.rs:359, and #396 conforms when it rebases. The GraphQL resolver keepsclamp(0, 200), because its field description documents that floor as contract. -
[P2] Assert the 200 boundary, not only
i64::MAX
crates/gitlawb-node/src/api/tasks.rs:369
The three tests bind that a ceiling exists, not that it is 200. An implementation capping at some higher threshold satisfies all of them while?limit=201still returns 201 rows. The ceiling test already seeds 201 rows, so one more request against that same fixture closes it. -
[P3] Point the description at #317 rather than the closed #399
#399 is closed as a duplicate. #317 stays open and covers the rest of the class, including the eight sites in this file that still put raw database text into a response body. Nothing here closes those, so the description should not read as though it does. -
[P3] Use a conventional-commit prefix on the title and first commit
fix(node): clamp tasks query limit to [1, 200]would do it. Releases are automated off those prefixes, so as written this lands without a version bump. Your second commit is already correct. While you are in there, drop the trailing/claim #399from the body. -
[P3] Rename or drop
tasks_omitted_limit_defaults_to_50
crates/gitlawb-node/src/api/tasks.rs:414
It stays green even if the clamp line is deleted outright, because it exercises the serde default rather than anything this PR changes. It reads like clamp coverage and seeds 60 rows to prove something the clamp cannot affect.
On the clippy error specifically: use super::* is not a style problem, and six other api test modules use the same glob. Yours is flagged only because everything it would bring in is already named explicitly on the lines below it.
Two things I checked and am deliberately not asking you to fix, both #317's scope rather than yours: agent_tasks carries no index on created_at, so the sort makes every request a full scan whatever the limit is, and the route has no rate limiter. Worth knowing, since together they bound what this fix can buy.
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Correcting my own finding above, the first P2. I had it backwards. I said REST keeps the floor at 1 and #396 conforms on rebase, reasoning from So: #396 keeps That has a consequence worth being straight with you about. #396 also gates these reads behind visibility rules, drops Your call whether to keep this open. If you would rather not spend more time on it, closing it is reasonable and no reflection on the work: the fix was correct, the tests drive the real handler against a real database, and the review round it prompted is what surfaced the contract conflict in the first place. If you do want to keep it, the other findings above still stand and the floor becomes The offer from my earlier comment holds either way: |
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Summary
Fixes #399: Clamps the
GET /api/v1/tasksquerylimitparameter to[1, 200]before querying the database, preventing negative values from triggering raw 500 database errors and preventing oversized limits from causing unbounded table scans.Changes
crates/gitlawb-node/src/api/tasks.rs:MAX_TASK_LIMIT(200).q.limitto[1, MAX_TASK_LIMIT](defaulting to 50 when omitted).sqlx::testtest cases:tasks_negative_limit_clamped: Seeds multiple tasks and asserts negative limit clamps to 1.tasks_limit_ceiling_clamped_to_200: Tests boundary withi64::MAX(9223372036854775807) and asserts ceiling is clamped to 200.tasks_omitted_limit_defaults_to_50: Asserts omitted limit returns exactly 50 tasks.Verification
sqlx::testharness against Postgres test database. All 3 boundary tests pass.Closes #399
/claim #399