coverage issue of blob file #215
Description
To reproduce run nox -s cover with the master branch
It's related to the PR #204
nox > pip install coverage pytest-cov
nox > coverage report --show-missing --fail-under=99
Name Stmts Miss Branch BrPart Cover Missing
----------------------------------------------------------------------------------
google/cloud/__init__.py 6 6 0 0 0% 15-22
google/cloud/storage/__init__.py 8 0 0 0 100%
google/cloud/storage/_helpers.py 106 0 27 0 100%
google/cloud/storage/_http.py 15 0 2 0 100%
google/cloud/storage/_signing.py 177 0 82 0 100%
google/cloud/storage/acl.py 172 0 40 0 100%
google/cloud/storage/batch.py 126 0 24 0 100%
google/cloud/storage/blob.py 517 0 180 1 99% 808->806
google/cloud/storage/bucket.py 558 0 174 0 100%
google/cloud/storage/client.py 207 0 68 0 100%
google/cloud/storage/constants.py 13 0 0 0 100%
google/cloud/storage/hmac_key.py 82 0 26 0 100%
google/cloud/storage/iam.py 23 0 0 0 100%
google/cloud/storage/notification.py 119 0 34 0 100%
tests/unit/__init__.py 8 0 0 0 100%
tests/unit/test__helpers.py 338 0 0 0 100%
tests/unit/test__http.py 45 0 0 0 100%
tests/unit/test__signing.py 494 0 58 0 100%
tests/unit/test_acl.py 686 0 2 0 100%
tests/unit/test_batch.py 389 0 6 0 100%
tests/unit/test_blob.py 2552 0 156 0 100%
tests/unit/test_bucket.py 2263 0 52 0 100%
tests/unit/test_client.py 939 0 20 0 100%
tests/unit/test_hmac_key.py 292 0 6 0 100%
tests/unit/test_notification.py 307 0 2 0 100%
----------------------------------------------------------------------------------
TOTAL 10442 6 959 1 99%
nox > coverage erase
nox > Session cover was successful.