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PYTHON-5772 Increase _gcp_helpers.py coverage#2749

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aclark4life:PYTHON-5772
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PYTHON-5772 Increase _gcp_helpers.py coverage#2749
aclark4life wants to merge 2 commits intomongodb:masterfrom
aclark4life:PYTHON-5772

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@aclark4life aclark4life commented Apr 8, 2026

PYTHON-5772

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Test Plan

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Checklist for Author

  • Did you update the changelog (if necessary)?
  • Is there test coverage?
  • Is any followup work tracked in a JIRA ticket? If so, add link(s).

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  • Does the title of the PR reference a JIRA Ticket?
  • Do you fully understand the implementation? (Would you be comfortable explaining how this code works to someone else?)
  • Is all relevant documentation (README or docstring) updated?

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Pull request overview

Adds a focused unit test module to improve coverage of pymongo/_gcp_helpers.py, specifically around _get_gcp_response behavior and error handling.

Changes:

  • Introduces test/test_gcp_helpers.py with unit tests covering success, non-200 responses, exceptions, request construction, and timeout forwarding.

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codecov-commenter commented Apr 8, 2026

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.71%. Comparing base (08b806f) to head (216af76).

Additional details and impacted files
@@            Coverage Diff             @@
##           master    #2749      +/-   ##
==========================================
+ Coverage   87.64%   87.71%   +0.07%     
==========================================
  Files         141      141              
  Lines       24137    24137              
  Branches     4122     4122              
==========================================
+ Hits        21155    21172      +17     
+ Misses       2093     2076      -17     
  Partials      889      889              
Flag Coverage Δ
auth-aws-rhel8-test-auth-aws-rapid-web-identity-python3.14-cov 35.09% <ø> (ø)
auth-aws-win64-test-auth-aws-rapid-web-identity-python3.14-cov 35.09% <ø> (ø)
auth-enterprise-macos-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.80% <ø> (+0.05%) ⬆️
auth-enterprise-rhel8-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.74% <ø> (ø)
auth-enterprise-win64-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.75% <ø> (+<0.01%) ⬆️
auth-oidc-local-ubuntu-22-test-auth-oidc-default 48.72% <ø> (-0.01%) ⬇️
compression-snappy-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.23% <ø> (+0.01%) ⬆️
compression-snappy-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.15% <ø> (+<0.01%) ⬆️
compression-snappy-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (-0.02%) ⬇️
compression-snappy-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (-0.01%) ⬇️
compression-zlib-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.23% <ø> (+<0.01%) ⬆️
compression-zlib-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.14% <ø> (ø)
compression-zlib-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (-0.03%) ⬇️
compression-zlib-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (ø)
compression-zstd-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.22% <ø> (-0.02%) ⬇️
compression-zstd-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.14% <ø> (ø)
compression-zstd-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (-0.02%) ⬇️
compression-zstd-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (+<0.01%) ⬆️
compression-zstd-ubuntu-22-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.85% <ø> (ø)
coverage-report-coverage-report 87.69% <ø> (+0.12%) ⬆️
disable-test-commands-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.22% <ø> (ø)
disable-test-commands-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.14% <ø> (ø)
disable-test-commands-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (-0.02%) ⬇️
disable-test-commands-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (-0.01%) ⬇️
encryption-crypt_shared-macos-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.84% <ø> (+0.01%) ⬆️
encryption-crypt_shared-macos-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov ?
encryption-crypt_shared-macos-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.56% <ø> (-0.01%) ⬇️
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.84% <ø> (ø)
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.61% <ø> (-0.01%) ⬇️
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.55% <ø> (+0.02%) ⬆️
encryption-crypt_shared-win64-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.71% <ø> (-0.06%) ⬇️
encryption-crypt_shared-win64-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.73% <ø> (-0.02%) ⬇️
encryption-crypt_shared-win64-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.60% <ø> (-0.03%) ⬇️
encryption-macos-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.84% <ø> (+0.01%) ⬆️
encryption-macos-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.74% <ø> (+0.01%) ⬆️
encryption-macos-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.54% <ø> (-0.01%) ⬇️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.51% <ø> (-0.01%) ⬇️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 55.31% <ø> (-0.01%) ⬇️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 55.23% <ø> (-0.01%) ⬇️
encryption-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.83% <ø> (ø)
encryption-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.69% <ø> (+0.07%) ⬆️
encryption-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.56% <ø> (+0.02%) ⬆️
encryption-win64-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.72% <ø> (-0.06%) ⬇️
encryption-win64-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.66% <ø> (-0.06%) ⬇️
encryption-win64-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.63% <ø> (-0.02%) ⬇️
load-balancer-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 48.33% <ø> (ø)
mongodb-latest-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.96% <ø> (-0.02%) ⬇️
mongodb-latest-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.25% <ø> (ø)
mongodb-latest-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.20% <ø> (+0.06%) ⬆️
mongodb-latest-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.35% <ø> (+0.06%) ⬆️
mongodb-latest-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.06% <ø> (-0.02%) ⬇️
mongodb-rapid-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.97% <ø> (+<0.01%) ⬆️
mongodb-rapid-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.26% <ø> (ø)
mongodb-rapid-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.20% <ø> (+0.06%) ⬆️
mongodb-rapid-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.35% <ø> (+0.06%) ⬆️
mongodb-rapid-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.08% <ø> (+<0.01%) ⬆️
mongodb-v4.2-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 54.67% <ø> (+0.01%) ⬆️
mongodb-v4.2-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.20% <ø> (-0.02%) ⬇️
mongodb-v4.2-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 56.90% <ø> (+0.06%) ⬆️
mongodb-v4.2-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.02% <ø> (+0.06%) ⬆️
mongodb-v4.2-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 54.81% <ø> (+<0.01%) ⬆️
mongodb-v4.4-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.06% <ø> (-0.01%) ⬇️
mongodb-v4.4-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.47% <ø> (-0.02%) ⬇️
mongodb-v4.4-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.30% <ø> (+0.06%) ⬆️
mongodb-v4.4-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.39% <ø> (+0.06%) ⬆️
mongodb-v4.4-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.11% <ø> (-0.01%) ⬇️
mongodb-v5.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.26% <ø> (-0.01%) ⬇️
mongodb-v5.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.64% <ø> (ø)
mongodb-v5.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.50% <ø> (+0.06%) ⬆️
mongodb-v5.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.63% <ø> (+0.06%) ⬆️
mongodb-v5.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.35% <ø> (+<0.01%) ⬆️
mongodb-v6.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.29% <ø> (+0.01%) ⬆️
mongodb-v6.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.64% <ø> (-0.02%) ⬇️
mongodb-v6.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.52% <ø> (+0.06%) ⬆️
mongodb-v6.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.67% <ø> (+0.06%) ⬆️
mongodb-v6.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.39% <ø> (+<0.01%) ⬆️
mongodb-v7.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.28% <ø> (ø)
mongodb-v7.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.64% <ø> (-0.02%) ⬇️
mongodb-v7.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.52% <ø> (+0.06%) ⬆️
mongodb-v7.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.67% <ø> (+0.06%) ⬆️
mongodb-v7.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.39% <ø> (ø)
mongodb-v8.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.97% <ø> (+<0.01%) ⬆️
mongodb-v8.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.24% <ø> (-0.01%) ⬇️
mongodb-v8.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.20% <ø> (+0.06%) ⬆️
mongodb-v8.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.35% <ø> (+0.06%) ⬆️
mongodb-v8.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.08% <ø> (-0.01%) ⬇️
no-c-ext-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 56.44% <ø> (ø)
no-c-ext-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 58.36% <ø> (ø)
no-c-ext-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 57.76% <ø> (-0.02%) ⬇️
no-c-ext-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 56.08% <ø> (-0.01%) ⬇️
ocsp-rhel8-test-ocsp-ecdsa-valid-cert-server-staples-latest-python3.14-cov 33.93% <ø> (ø)
ocsp-rhel8-test-ocsp-rsa-valid-cert-server-staples-latest-python3.14-cov 33.93% <ø> (ø)
pyopenssl-macos-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.05% <ø> (ø)
pyopenssl-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.05% <ø> (ø)
pyopenssl-win64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 56.99% <ø> (-0.01%) ⬇️
stable-api-accept-v2-rhel8-auth-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.22% <ø> (-0.01%) ⬇️
stable-api-accept-v2-rhel8-auth-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (+<0.01%) ⬆️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.21% <ø> (+<0.01%) ⬆️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.42% <ø> (-0.02%) ⬇️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.85% <ø> (ø)
storage-inmemory-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.22% <ø> (+<0.01%) ⬆️
storage-inmemory-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.87% <ø> (ø)
test-macos-arm64-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.20% <ø> (-0.01%) ⬇️
test-macos-arm64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.14% <ø> (-0.01%) ⬇️
test-macos-arm64-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (ø)
test-macos-arm64-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.83% <ø> (ø)
test-macos-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.21% <ø> (ø)
test-macos-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.14% <ø> (ø)
test-macos-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.55% <ø> (-0.01%) ⬇️
test-macos-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.83% <ø> (-0.01%) ⬇️
test-numpy-macos-arm64-test-numpy-python3.14-python3.14-cov 32.28% <ø> (ø)
test-numpy-macos-test-numpy-python3.14-python3.14-cov 32.27% <ø> (-0.02%) ⬇️
test-numpy-rhel8-test-numpy-python3.14-python3.14-cov 32.27% <ø> (+<0.01%) ⬆️
test-numpy-win32-test-numpy-python3.14-python3.14-cov 32.23% <ø> (ø)
test-numpy-win64-test-numpy-python3.14-python3.14-cov 32.25% <ø> (+0.01%) ⬆️
test-win32-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.07% <ø> (-0.01%) ⬇️
test-win32-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.09% <ø> (ø)
test-win32-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.48% <ø> (ø)
test-win32-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.69% <ø> (-0.01%) ⬇️
test-win64-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.07% <ø> (ø)
test-win64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.09% <ø> (ø)
test-win64-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.47% <ø> (-0.01%) ⬇️
test-win64-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.70% <ø> (+<0.01%) ⬆️

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
_get_gcp_response("https://example.com")
self.assertIn("Failed to acquire IMDS access token", str(ctx.exception))

def test_urlopen_exception_raises_value_error(self):
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Is this test adding anything that the previous one doesn't? The previous test already contains self.assertRaises(ValueError).

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