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"Tell" coverage to track subprocesses.
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@s0undt3ch
s0undt3ch committed Jan 25, 2019
1 parent f6babeb commit 2eafc5c
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11 changes: 11 additions & 0 deletions tests/support/coverage/sitecustomize.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
# -*- coding: utf-8 -*-
'''
Python will always try to import sitecustomize.
We use that fact to try and support code coverage for sub-processes
'''
from __future__ import absolute_import
try:
import coverage
coverage.process_startup()
except ImportError:
pass
25 changes: 25 additions & 0 deletions tox.ini
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,12 @@ commands = {envpython} {toxinidir}/tests/runtests.py --tests-logfile={toxinidir}
commands = pytest --rootdir {toxinidir} --log-file={toxinidir}/artifacts/logs/runtests.log {posargs}

[testenv:runtests-coverage]
# Add tests/support/coverage to PYTHONPATH in order to get code coverage from subprocesses.
# Additional, set the COVERAGE_PROCESS_START environment variable so that the coverage library
# knows it's supposed to track subprocesses.
setenv =
PYTHONPATH={toxinidir}/tests/support/coverage
COVERAGE_PROCESS_START={toxinidir}/.coveragerc
commands_pre =
- coverage erase
commands =
Expand All @@ -38,6 +44,7 @@ commands_post =
- coverage xml -o {toxinidir}/artifacts/coverage/coverage.xml

[testenv:pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands = coverage run -m py.test --rootdir {toxinidir} {posargs}
commands_post = {[testenv:runtests-coverage]commands_post}
Expand All @@ -51,17 +58,20 @@ commands = {[testenv:runtests]commands}

[testenv:py2-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py2-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py2-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
Expand All @@ -75,17 +85,20 @@ commands = {[testenv:runtests]commands}

[testenv:py27-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py27-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py27-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
Expand All @@ -99,17 +112,20 @@ commands = {[testenv:runtests]commands}

[testenv:py3-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py3-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py3-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
Expand All @@ -124,17 +140,20 @@ commands = {[testenv:runtests]commands}

[testenv:py34-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py34-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py34-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
Expand All @@ -149,17 +168,20 @@ commands = {[testenv:runtests]commands}

[testenv:py35-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py35-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py35-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
Expand All @@ -174,17 +196,20 @@ commands = {[testenv:runtests]commands}

[testenv:py36-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py36-runtests-coverage]
deps = {[testenv:runtests]deps}
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:runtests-coverage]commands}
commands_pre = {[testenv:runtests-coverage]commands_pre}
commands_post = {[testenv:runtests-coverage]commands_post}

[testenv:py36-pytest-coverage]
setenv = {[testenv:runtests-coverage]setenv}
commands = {[testenv:pytest-coverage]commands}
commands_pre = {[testenv:pytest-coverage]commands_pre}
commands_post = {[testenv:pytest-coverage]commands_post}
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