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test(tests): select resources in absence-only Helm checks - #5174

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Ahmed Kamal (kim0) wants to merge 6 commits into
cozystack:mainfrom
kim0:test/resource-selectors-4665
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Ahmed Kamal (kim0) wants to merge 6 commits into
cozystack:mainfrom
kim0:test/resource-selectors-4665

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@kim0 Ahmed Kamal (kim0) commented Oct 31, 2026 •

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What this PR does

Select the intended resource by kind or name in 23 absence-only Helm tests: the 21 cases catalogued in #4665, a newer MariaDB backup-script case, and Kafka's JVM-options case. The requested kubernetes-nodes/nodegroup and OpenSearch TLS audit found no remaining unanchored negative-only cases.

Add a diff-based CI guard against new positional selectors in first-party suites on templates with multiple literal resource blocks. It preserves single-document uses and unchanged indices, including pure suite renames; renamed suites are still checked for added index lines. It follows Helm's template and index precedence, and its fixtures use portable file writes. The guard runs after the test steps so a guard failure cannot suppress their results.

The guard is intentionally static: it counts ----separated blocks with a top-level kind, not resources produced by helpers or ranges, and does not evaluate whether whole-document branches are mutually exclusive. It does not audit vendored suites or existing indices when a template later gains documents.

Validation:

  • make helm-unit-tests passes: 106 package test targets, 556 Helm suite executions, and 4,067 Helm tests, including the dashboard package’s additional Go checks.
  • All 51 focused BATS checks pass. The full BATS sweep initially passed 2,435 of 2,500 cases; six graph-selection failures were then resolved by using the repository-pinned yq v4.53.3 (127/127 targeted rerun cases pass). The remaining 56 Docker-dependent and three envsubst-dependent cases are blocked by missing host prerequisites; no full BATS pass is claimed. The six yq-related failures also reproduce on the unchanged base with the older tool and pass with the pinned version.
  • All 17 guard regression tests pass, including first-party scope, inherited index precedence, pure/edited renames, template overrides, nested default templates, conditional kinds, and multiline index values.
  • Missing-target mutations cover all 23 selector changes: original cases pass against unrelated resources; updated cases fail with document not found.
  • Reordered violating-target mutations cover all 22 formerly positional cases: originals pass against leading unrelated resources; updated cases find the intended target and fail their content assertion. Kafka's updated case also passes when the reordered Job remains valid.
  • Empty-render mutation confirms that the newer MariaDB backup-script case previously passed without a document and now fails. Existing positional cases already fail on an entirely empty render.
  • The changed workflow passes the repository-pinned zizmor v1.26.1 offline audit; git diff --check is clean.

Closes #4665

Screenshots

Not applicable (tests and CI only).

Downstream repositories

Release note

NONE

Summary by CodeRabbit

  • Chores
    • Pull request checks now flag positional document selections in Helm tests when they target multi-document templates.
  • Bug Fixes
    • Updated chart tests to select Kubernetes resources by kind or name rather than document position, keeping assertions focused on the intended resources.

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coderabbitai Bot commented Oct 31, 2026 •

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Explain Change →

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Walkthrough

Several Helm tests now select rendered documents by kind or metadata name instead of position. A new checker detects added positional selectors on multi-document templates. The pull request checks job runs the checker against the merge base.

Changes: Helm document selection

Layer / File(s) Summary
Replace positional test selectors
packages/apps/kafka/tests/dashboard-resourcemap_test.yaml, packages/apps/kafka/tests/jvm_sizing_test.yaml, packages/apps/kubernetes/tests/kamaji_managed_args_test.yaml, packages/apps/mariadb/tests/tls_test.yaml, packages/apps/mongodb/tests/tls_test.yaml, packages/apps/redis/tests/tls_test.yaml, packages/system/cert-manager-issuers/tests/solver_test.yaml, packages/system/seaweedfs/tests/volume_resize_hook_test.yaml
Tests select target documents by kind or metadata.name instead of document position. Existing assertions remain in place.
Check added positional selectors
hack/check-helm-document-indices.py, hack/check-helm-document-indices.bats
The checker examines changed Helm test YAML files and reports added documentIndex selectors that match templates with multiple YAML documents. Bats tests cover template overrides, single- and multi-document templates, comments, changed assertions, and invalid base revisions.
Run the checker in pull request CI
.github/workflows/pull-requests.yaml
The checks job runs the checker with the merge base of HEAD and the pull request’s base branch.

Estimated code review effort: 3 (Moderate) | ~20 minutes

Change: Other · Severity of issue fixed: Low

Sequence Diagram(s)

sequenceDiagram
  participant Checks as Pull request checks job
  participant Checker as check-helm-document-indices.py
  participant Git
  participant Yq as yq
  Checks->>Checker: Pass merge base as base-ref argument
  Checker->>Git: Find changed test YAML files and added selectors
  Checker->>Yq: Resolve suite configuration and inspect matching templates
  Yq-->>Checker: Return parsed YAML data
  Checker-->>Checks: Return validation result
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Merge Risk: Minimal · up to b1e06

This change makes Helm absence-only tests select the intended resource by kind or name, and adds a CI guard against new positional selectors on multi-document templates. No concrete merge-blocking risk was found. The CI step has the git history and tooling it needs.

Pre-merge checks: Passed 4

Check name Status Explanation
Description Check Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title check Passed The title names the main change: absence-only Helm checks now select their target resource by kind or name. The PR updates 23 such tests, and the diff also adds a CI guard against new positional selec…
Linked Issues check Passed [#4665] requires (1) selector-based fixes for the listed absence-only or positional Helm tests and (2) a static check that rejects new documentIndex use on multi-document templates. The raw summary …
Out of Scope Changes check Passed The workflow step, guard script, bats regression suite, and the Helm test selector changes all serve [#4665]. The guard and its tests target the document-selection failure mode the issue describes. Th…
Full details: Title check

Explanation

The title names the main change: absence-only Helm checks now select their target resource by kind or name. The PR updates 23 such tests, and the diff also adds a CI guard against new positional selectors. The title omits the guard, which is acceptable because it is secondary to the test fixes.

Full details: Linked Issues check

Explanation

[#4665] requires (1) selector-based fixes for the listed absence-only or positional Helm tests and (2) a static check that rejects new documentIndex use on multi-document templates. The raw summary shows the listed files changed: MongoDB TLS (8 cases, PerconaServerMongoDB selected by kind), MariaDB TLS (6 cases, selected by kind or metadata.name), Redis external=false (2 cases, selected by metadata.name), Kamaji managed args (2 cases, KamajiControlPlane by kind), Kafka dashboard-resourcemap, cert-manager-issuers solver, and SeaweedFS volume resize hook. The PR also covers the MariaDB backup-script case and the Kafka JVM-options case. hack/check-helm-document-indices.py implements the static guard. It diffs the base to HEAD, finds added documentIndex lines, resolves the owning suite and assertion templates through yq, and fails when a matched template has more than one top-level kind document. The script reads the current head and matches the described behavior. The review of kubernetes-nodes/nodegroup and OpenSearch TLS relies on the author's report; no code change for those files appears in the summary. The workflow diff could not be read, so the step placement is taken from the raw summary and PR description.

Full details: Out of Scope Changes check

Explanation

The workflow step, guard script, bats regression suite, and the Helm test selector changes all serve [#4665]. The guard and its tests target the document-selection failure mode the issue describes. The MariaDB backup-script and Kafka JVM-options changes apply the same selector fix to nearby positional cases, as the PR description states. The raw summary shows no product template or unrelated repository area changed. The workflow diff could not be read directly, so the workflow edit is assessed from the raw summary only.

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  • .github/workflows/pull-requests.yaml

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@github-actions github-actions Bot added area/testing Issues or PRs related to testing (e2e, bats, unit tests) size/L This PR changes 100-499 lines, ignoring generated files labels Oct 31, 2026
@kim0
Ahmed Kamal (kim0) marked this pull request as ready for review October 31, 2026 21:26

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Actionable comments posted: 1


  • Fix comments: Fix CodeRabbit comments on this PR
Prompt to fix review comments
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Inline comments:
Review comments at @hack/check-helm-document-indices.py:
- Line 53: Update template selection in the test-processing flow so test-level
`template` takes precedence over suite-level `templates`, while preserving the
existing fallback behavior; add a regression case covering a suite with a
single-document template and a test overriding it with a multi-document
template.

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Files selected for processing: 10
  • .github/workflows/pull-requests.yaml
  • hack/check-helm-document-indices.bats
  • hack/check-helm-document-indices.py
  • packages/apps/kafka/tests/dashboard-resourcemap_test.yaml
  • packages/apps/kubernetes/tests/kamaji_managed_args_test.yaml
  • packages/apps/mariadb/tests/tls_test.yaml
  • packages/apps/mongodb/tests/tls_test.yaml
  • packages/apps/redis/tests/tls_test.yaml
  • packages/system/cert-manager-issuers/tests/solver_test.yaml
  • packages/system/seaweedfs/tests/volume_resize_hook_test.yaml

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Comment thread hack/check-helm-document-indices.py Resolved
@github-actions github-actions Bot added size/XL This PR changes 500-999 lines, ignoring generated files and removed size/L This PR changes 100-499 lines, ignoring generated files labels Oct 31, 2026
Signed-off-by: Ahmed Kamal <[email protected]>
Assisted-by: LLM
@lexfrei

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Ahmed Kamal (@kim0) Could you merge main into this branch? The CI runs here date from before several base changes, so the E2E image step can't apply them anymore. Maintainer edits are off on this PR, otherwise I'd have done it myself.

Refresh the base so fork CI builds and applies artifacts against the
current upstream code.

Signed-off-by: Ahmed Kamal <[email protected]>
Assisted-by: LLM

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Aleksei Sviridkin (@lexfrei) Merged upstream main into this branch in 2df5727. All 17 focused document-selector checker tests passed. The new CI run is waiting for maintainer approval. Could you approve it?

Preserve the Helm selector guard alongside main's independently gated
backport tests when refreshing the branch's upstream base.

Validated with actionlint and 31 focused Bats tests.

Signed-off-by: Ahmed Kamal <[email protected]>
Assisted-by: LLM
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testing: about 21 more helm-unittest cases select a document by position or assert absence with no selector

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