Turn a failure into a proposed fix.

Give Mender a reproducible Guard failure and its Trace. It gathers the relevant run and repository context, prepares a proposed change for review, and waits for a person to approve the next step. Mender remains a preview capability.

Molar Mender
Preview checkExample
Pull request01
Update checkout confirmation
pull/48 · 3 files changed
- status: pending+ status: confirmed+ receipt: attached
Preview browser02
preview.northstar.test
Three browser tests

Signup and verificationPassed

Invite a teammatePassed

Payment confirmationNeeds review

Result03
Trace attachedOne check needs review before merge.trace_48_checkoutExplore Trace

Bring the failed check

Start with the Guard run, Trace, and scenario that show the failure you can reproduce.

Inspect the proposed edit

Review the suggested change beside the failed assertion and repository context before deciding what to do.

Choose the next step

Approve a reviewable change or keep investigating. Mender does not apply or merge an unapproved repair.

Use the failed test to prepare a fix

Start with a failing Guard run and its Trace. Mender brings the assertion, browser step, and relevant repository context together so an engineer can review a candidate patch.

  • Guard and Trace links
  • Failed assertion and proposed edit
  • Repository context
Candidate patch reviewIllustrative example
PreviewCandidate application repairhuman review required
Failure evidencereceipt state not updatedtrace_91c · checkout flow

Review the failed check alongside the relevant application code.

Proposed application changehandle payment callback
Order remains pendingCallback updates order status
Ask about the Mender preview

Review the proposed change

Compare the suggested edit with the failure it addresses and the checks available around it. Decide whether to open or continue a draft change.

  • Candidate patch
  • Source and run links
  • Human approval
Review the repair before applying itMender preview workflow
  1. Start with the failure

    Keep the failed check and captured browser steps.

  2. Propose an application change

    Attach the candidate patch for review.

  3. Review the proposal

    Confirm the change and its scope.

  4. Check the repair

    Rerun the original check; keep the result.

Preview access

Mender is a preview capability under active development. Repair coverage, repository support, and availability vary by workflow.

  • Preview workflow
  • No automatic merge
  • Team approval required

Frequently asked questions

Have a specific workflow in mind?
Talk to us

How does Mender handle a failing test?

Mender proposes and records a repair workflow; changes and publication wait for your approval.

What does Mender need?

It needs an authorized run and the relevant repository or source context from a connected integration.

Is Mender generally available?

It is a preview capability under active development, so availability and repair coverage vary.

Try the repair preview.

Create a free workspace, then talk to us to turn on Mender for a failing check.

Free during the beta. No card.