Virt: Quarantined Intermittent failures test_vmi_guest_agent_info_after_guest_reboot for window_os_matrix

[SiboWang1997]

Short description:

Quarantined intermittent failures test_vmi_guest_agent_info_after_guest_reboot for window_os_matrix

More details:

What this PR does / why we need it:

Which issue(s) this PR fixes:

Special notes for reviewer:

jira-ticket:

https://issues.redhat.com/browse/CNV-79605

Summary by CodeRabbit

• Tests
  • Quarantined Windows guest agent initialization tests experiencing intermittent timeout failures, improving test tracking and visibility of known issues under continued monitoring.

[coderabbitai]

📝 Walkthrough

Walkthrough

The test file was updated to import the QUARANTINED constant and apply @pytest.mark.xfail decorators to a test method to mark intermittent failures as quarantined with execution disabled.

Changes

Cohort / File(s)	Summary
Test Quarantine Annotation tests/virt/cluster/common_templates/windows/test_windows_os_support.py	Added QUARANTINED import from utilities.constants. Applied @pytest.mark.xfail(reason=f"{QUARANTINED}: Intermittent failures due to timeout exceeded; tracked in CNV-79605", run=False) decorator to test_vmi_guest_agent_info_after_guest_reboot method (two occurrences) to prevent test execution and track known intermittent failures.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

🚥 Pre-merge checks | ✅ 1 | ❌ 2

❌ Failed checks (1 warning, 1 inconclusive)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%.	Write docstrings for the functions missing them to satisfy the coverage threshold.
Description check	❓ Inconclusive	The description includes the short description and Jira ticket link, but critical sections like 'More details', 'What this PR does / why we need it', and 'Which issue(s) this PR fixes' are left blank.	Fill in 'What this PR does / why we need it' to explain the quarantine strategy and impact, and 'Which issue(s) this PR fixes' to reference CNV-79605 properly.

✅ Passed checks (1 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly identifies the main change: quarantining an intermittent test failure with a specific test name and context (window_os_matrix).

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[openshift-virtualization-qe-bot]

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[SiboWang1997]

/build-and-push-container

[openshift-virtualization-qe-bot-3]

New container for quay.io/openshift-cnv/openshift-virtualization-tests:pr-3820 published

[SiboWang1997]

/verified
openshift-virtualization-tests-runner/4433

[openshift-virtualization-qe-bot-3]

@coderabbitai

Test execution plan request details

CRITICAL: You MUST post an inline review comment on the first changed line of the first file.
The inline comment should contain the Test Execution Plan with the smoke tests recommendation.
Do NOT submit a formal review - just post the inline comment directly.

As an expert software testing engineer, analyze all modified files in this PR and create a targeted test execution plan.
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4. Trace test dependencies through imports, shared utilities, and fixture inheritance
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Guidelines:

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CRITICAL: Before setting "Run smoke tests: True", you MUST use shell scripts to:
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automatically mean smoke test impact. Only flag smoke test impact when you can
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WRONG: "This session-scoped storage fixture might affect smoke tests"
RIGHT: "Smoke test X uses fixture Y, which depends on the changed fixture Z"

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🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
# Fetch the PR diff to see exact changes
gh pr diff 3820 --repo RedHatQE/openshift-virtualization-tests

Length of output: 1403

---

🏁 Script executed:

#!/bin/bash
# Check if any smoke tests import or depend on the changed file
rg "pytest\.mark\.smoke" --type=py -B5 -A10 | grep -i "windows\|guest_agent\|test_vmi_guest_agent_info_after_guest_reboot"

Length of output: 493

---

🏁 Script executed:

#!/bin/bash
# Check if the changed test file is imported by any smoke tests
rg "from tests\.virt\.cluster\.common_templates\.windows\.test_windows_os_support import\|import.*test_windows_os_support" --type=py -C3

Length of output: 0

---

🏁 Script executed:

#!/bin/bash
# Get list of all smoke tests to verify if any depend on this file
rg "@pytest\.mark\.smoke" --type=py -l

Length of output: 313

---

🏁 Script executed:

#!/bin/bash
# Post inline review comment with test execution plan on the first changed line
# Using GitHub API to post a single inline comment (COMMENT event, not REQUEST_CHANGES since PR is already verified)

OWNER="RedHatQE"
REPO="openshift-virtualization-tests"
PR_NUMBER=3820

# Get the PR details to find the commit SHA
COMMIT_SHA=$(gh pr view $PR_NUMBER --repo $OWNER/$REPO --json headRefOid --jq '.headRefOid')

# Create the review body with inline comment
cat > /tmp/review_payload.json <<'EOF'
{
  "event": "COMMENT",
  "comments": [
    {
      "path": "tests/virt/cluster/common_templates/windows/test_windows_os_support.py",
      "line": 16,
      "body": "## Test Execution Plan\n\n**Run smoke tests: False**\n\n### Rationale\n- **Change Type**: Marker-only modification (quarantine with xfail run=False)\n- **Smoke Test Impact**: No smoke tests depend on this Windows test file\n- **Verification Strategy**: Collection verification sufficient per testing standards\n\n### Required Test Execution\n\n```bash\n# Verify test collection succeeds with new xfail marker\npytest tests/virt/cluster/common_templates/windows/test_windows_os_support.py::TestCommonTemplatesWindows::test_vmi_guest_agent_info_after_guest_reboot --collect-only\n```\n\n### Notes\n- Test quarantined with `run=False` - will not execute, only collected\n- Tracks intermittent timeout failures in CNV-79605\n- No functional code changes, only test execution control"
    }
  ]
}
EOF

# Replace COMMIT_SHA in the payload
jq --arg sha "$COMMIT_SHA" '.commit_id = $sha' /tmp/review_payload.json > /tmp/final_payload.json

# Post the review
gh api \
  --method POST \
  -H "Accept: application/vnd.github+json" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  "/repos/$OWNER/$REPO/pulls/$PR_NUMBER/reviews" \
  --input /tmp/final_payload.json

echo "Review posted successfully"

Length of output: 1761

---

---

🧠 Learnings used

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-12-16T10:28:54.212Z
Learning: In the openshift-virtualization-tests repository, when determining smoke test impact for test execution plans, only set "Run smoke tests: True" if there is a verified, traceable dependency path from smoke tests to the changed code. Session-scoped fixtures or infrastructure-sounding changes do NOT automatically imply smoke test impact - the dependency chain must be explicitly verified using shell scripts before recommending smoke test execution.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-12-16T14:00:59.076Z
Learning: In the openshift-virtualization-tests repository, when responding to test execution plan requests from openshift-virtualization-qe-bot-3, CodeRabbit must post ONLY an inline review comment on the Files Changed tab and then stop immediately without generating any follow-up comments in the PR discussion thread. No acknowledgment messages, no confirmation of posting, no explanation - silence after posting the inline review equals success. Additional comments create empty/meaningless reviews that clutter the PR.

---

Learnt from: jpeimer
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-12-22T15:56:00.157Z
Learning: In the openshift-virtualization-tests repository, when responding to test execution plan requests from openshift-virtualization-qe-bot-3, do NOT use "REQUEST_CHANGES" review type if the PR author has already marked the PR as verified (e.g., with `/verified` command). Test execution plans are informational guides, not blocking requirements. Use COMMENT event for informational test plans, or only REQUEST_CHANGES if there are actual code issues that need to be addressed before merging.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 3062
File: conftest.py:333-333
Timestamp: 2025-12-16T20:11:03.645Z
Learning: In the openshift-virtualization-tests repository, when determining smoke test impact for changes affecting py_config["os_login_param"], follow this verification methodology: (1) Find all smoke tests: `rg "pytest.mark.smoke" --type=py -B2 | grep "def test_"`, (2) For each smoke test file, search for VM creation patterns: `rg "VirtualMachineForTests|running_vm|VirtualMachineForTestsFromTemplate|wait_for_ssh|check_ssh_connectivity"`, (3) Trace the dependency chain: smoke test → VirtualMachineForTests/running_vm() → wait_for_ssh_connectivity() (default enabled) → vm.login_params property → py_config["os_login_param"][vm.os_flavor], (4) Check utilities/virt.py for login_params usage: `rg "os_login_param|login_params" utilities/virt.py -C3`. Any smoke test creating VMs with default SSH connectivity checks (running_vm with check_ssh_connectivity=True) depends on os_login_param, even if the test doesn't directly reference it.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-12-16T14:06:22.391Z
Learning: In the openshift-virtualization-tests repository, when posting test execution plan inline review comments using GitHub API, the full test execution plan content must go in the `comments[].body` field (which appears on Files Changed tab), NOT in the top-level `body` field (which appears in PR discussion thread). The top-level `body` field should be omitted or left empty to avoid posting redundant comments in the PR discussion thread.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 2469
File: utilities/sanity.py:139-142
Timestamp: 2025-11-08T07:36:57.616Z
Learning: In the openshift-virtualization-tests repository, user rnetser prefers to keep refactoring PRs (like PR `#2469`) strictly focused on moving/organizing code into more granular modules without adding new functionality, error handling, or behavioral changes. Such improvements should be handled in separate PRs.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 3062
File: conftest.py:333-333
Timestamp: 2025-12-16T15:09:49.597Z
Learning: In the openshift-virtualization-tests repository, when conftest.py or utilities/bitwarden.py changes affect py_config["os_login_param"], smoke test impact must be determined by: (1) finding all smoke tests using `rg "pytest.mark.smoke"`, (2) checking each for VM creation patterns (VirtualMachineForTests, running_vm, VirtualMachineForTestsFromTemplate), (3) tracing whether running_vm is called with default check_ssh_connectivity=True, which accesses vm.login_params property that reads py_config["os_login_param"][vm.os_flavor]. The dependency chain is: smoke test → VM creation → running_vm → wait_for_ssh_connectivity → vm.login_params → os_login_param. Any smoke test creating VMs with SSH connectivity (the default) depends on os_login_param.

---

Learnt from: yossisegev
Repo: RedHatQE/openshift-virtualization-tests PR: 3358
File: tests/network/sriov/test_sriov.py:21-21
Timestamp: 2026-01-07T09:52:22.771Z
Learning: For PRs that only remove or modify pytest markers (like removing pytest.mark.post_upgrade) without changing test logic in openshift-virtualization-tests, collection verification using `pytest --collect-only` is sufficient. Full test execution is not required to verify marker-only changes.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 3228
File: .coderabbit.yaml:30-41
Timestamp: 2026-01-05T10:33:55.037Z
Learning: In the openshift-virtualization-tests repository, user rnetser prefers minimal pre-merge checks in CodeRabbit configuration: only docstrings enforcement (80% threshold) is needed, not title or description checks.

---

Learnt from: chandramerla
Repo: RedHatQE/openshift-virtualization-tests PR: 2577
File: tests/virt/node/hotplug/test_cpu_memory_hotplug.py:161-162
Timestamp: 2025-11-19T17:00:58.250Z
Learning: In the openshift-virtualization-tests repository, the s390x test execution strategy uses positive filtering: only tests explicitly marked with pytest.mark.s390x are executed on s390x clusters. Tests without the s390x marker are automatically excluded from s390x runs, so explicit skipif decorators are not needed to prevent execution on s390x.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-09-29T19:05:24.987Z
Learning: The test execution plan for PR `#1904` focuses on cluster-type conditional logic where nmstate functionality is bypassed on cloud clusters (Azure/AWS) but fully functional on bare-metal/PSI clusters, requiring different test strategies for each environment type.

---

Learnt from: EdDev
Repo: RedHatQE/openshift-virtualization-tests PR: 3612
File: tests/network/user_defined_network/ip_specification/test_ip_specification.py:10-10
Timestamp: 2026-01-26T20:29:54.623Z
Learning: In the RedHatQE/openshift-virtualization-tests repository, when introducing STD (Standard Test Definition) PRs that define test case structure without implementation, it's acceptable and intentional to use `__test__ = False` to block pytest collection until the tests are fully implemented in a follow-up PR. The STD workflow involves: (1) defining test structure, markers, and documentation first, (2) implementing the actual test logic and removing the collection blocker in a subsequent PR.

---

Learnt from: yossisegev
Repo: RedHatQE/openshift-virtualization-tests PR: 3196
File: tests/network/upgrade/test_upgrade_network.py:4-4
Timestamp: 2025-12-22T16:27:44.327Z
Learning: For PRs that remove test cases (especially redundant test cleanup PRs in openshift-virtualization-tests), test collection verification (pytest --collect-only showing selected/deselected counts) is sufficient to confirm the removal was clean and the test module remains functional. Full test execution is not required for test deletion PRs.

---

Learnt from: servolkov
Repo: RedHatQE/openshift-virtualization-tests PR: 1776
File: libs/net/node_network.py:25-31
Timestamp: 2025-08-20T23:43:28.117Z
Learning: In the RedHatQE/openshift-virtualization-tests project, servolkov's team always uses bare metal (BM) clusters with IPv4 setup in their testing environment, making defensive checks for IPv4 data presence potentially redundant in their networking code.

---

Learnt from: rnetser
Repo: RedHatQE/openshift-virtualization-tests PR: 3371
File: scripts/tests_analyzer/compare_coderabbit_decisions.py:199-289
Timestamp: 2026-01-13T10:06:14.822Z
Learning: In the openshift-virtualization-tests repository, user rnetser prefers to keep pagination loops inline rather than extracting them into generic helper functions when the loops have different URL patterns and unique post-processing logic, as the inline approach improves readability and makes each endpoint's behavior more explicit.

---

Learnt from: jpeimer
Repo: RedHatQE/openshift-virtualization-tests PR: 1160
File: tests/storage/storage_migration/test_mtc_storage_class_migration.py:165-176
Timestamp: 2025-06-17T07:45:37.776Z
Learning: In the openshift-virtualization-tests repository, user jpeimer prefers explicit fixture parameters over composite fixtures in test methods, even when there are many parameters, as they find this approach more readable and maintainable for understanding test dependencies.

---

Learnt from: jpeimer
Repo: RedHatQE/openshift-virtualization-tests PR: 3571
File: tests/storage/storage_migration/utils.py:158-167
Timestamp: 2026-01-25T13:18:26.819Z
Learning: In the openshift-virtualization-tests repository, user jpeimer prefers to avoid nitpicky style changes (e.g., removing `.keys()` from dict membership checks) because verifying every change is expensive. Be cautious about suggesting low-impact stylistic improvements that require verification overhead.

---

Learnt from: akri3i
Repo: RedHatQE/openshift-virtualization-tests PR: 1210
File: tests/virt/cluster/general/mass_machine_type_transition_tests/conftest.py:24-64
Timestamp: 2025-06-23T19:28:20.281Z
Learning: In OpenShift Virtualization mass machine type transition tests, the machine type glob pattern "pc-q35-rhel8.*.*" is intentionally hard-coded in the kubevirt_api_lifecycle_automation_job as it's used only once for this specific test case, with plans to update it in the future if the job needs to support other machine types.

---

Learnt from: RoniKishner
Repo: RedHatQE/openshift-virtualization-tests PR: 1411
File: utilities/os_utils.py:246-279
Timestamp: 2025-07-22T17:13:59.166Z
Learning: In the RedHatQE/openshift-virtualization-tests repository, CentOS preferences follow the format "centos-stream<version>" (e.g., "centos-stream9", "centos-stream10"). The generate_instance_type_centos_os_matrix function correctly uses regex to extract numeric versions and constructs the latest version string in the same format as the input preferences for proper comparison.

---

Learnt from: akri3i
Repo: RedHatQE/openshift-virtualization-tests PR: 1210
File: tests/virt/cluster/general/mass_machine_type_transition_tests/conftest.py:83-97
Timestamp: 2025-06-23T19:19:31.961Z
Learning: In OpenShift Virtualization mass machine type transition tests, the kubevirt_api_lifecycle_automation_job requires cluster-admin privileges to function properly, as confirmed by the test maintainer akri3i.

---

Learnt from: yossisegev
Repo: RedHatQE/openshift-virtualization-tests PR: 0
File: :0-0
Timestamp: 2025-12-07T14:51:53.484Z
Learning: In the openshift-virtualization-tests repository, the team has decided to avoid using predefined time constants (like TIMEOUT_2MIN, TIMEOUT_5SEC) and prefers using explicit numeric values for timeout parameters.

---

Learnt from: Ahmad-Hafe
Repo: RedHatQE/openshift-virtualization-tests PR: 3334
File: tests/storage/test_data_import_cron.py:212-215
Timestamp: 2026-01-06T11:47:20.240Z
Learning: In the openshift-virtualization-tests repository, when quarantining flaky tests, the team uses two separate Jira tickets: one for the quarantine action itself (referenced in the PR description) and another for tracking and investigating the underlying issue (referenced in the xfail marker reason). Both references are intentional and serve different purposes.

---

Learnt from: SiboWang1997
Repo: RedHatQE/openshift-virtualization-tests PR: 1669
File: utilities/virt.py:2645-2649
Timestamp: 2025-08-25T08:59:47.233Z
Learning: In OpenShift Virtualization tests with Windows OS matrix, Windows VM reboots reach the "Running" state within 10 seconds, making the default wait_until_running_timeout of 4 minutes more than sufficient for guest reboot scenarios in utilities/virt.py.

---

Learnt from: vamsikrishna-siddu
Repo: RedHatQE/openshift-virtualization-tests PR: 2199
File: tests/storage/test_online_resize.py:108-113
Timestamp: 2025-09-28T14:43:07.181Z
Learning: In the openshift-virtualization-tests repo, PR `#2199` depends on PR `#2139` which adds architecture-specific OS_FLAVOR attributes to the Images.Cirros class (OS_FLAVOR_CIRROS for x86_64/ARM64, OS_FLAVOR_FEDORA for s390x), enabling conditional logic based on the underlying OS flavor in tests.

---

Learnt from: vsibirsk
Repo: RedHatQE/openshift-virtualization-tests PR: 1785
File: tests/virt/cluster/common_templates/utils.py:65-66
Timestamp: 2025-08-14T10:28:22.958Z
Learning: The restart_qemu_guest_agent_service function in tests/virt/cluster/common_templates/utils.py is only called for RHEL7 VMs, with OS version checks handled by the calling test code, not within the function itself. Guest agent functionality is verified by subsequent tests in the test class.

[jerry7z]

/lgtm

[dshchedr]

/approve

[rnetser]

/approve
/lgtm

[openshift-virtualization-qe-bot-2]

Successfully removed PR tag: quay.io/openshift-cnv/openshift-virtualization-tests:pr-3820.

[openshift-virtualization-qe-bot-2]

New container for quay.io/openshift-cnv/openshift-virtualization-tests:latest published