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-rw-r--r--.gitignore2
-rw-r--r--docs/internals/contributing/writing-code/unit-tests.txt13
-rw-r--r--tests/.coveragerc2
3 files changed, 5 insertions, 12 deletions
diff --git a/.gitignore b/.gitignore
index 6a67c6eb28..238fb3a200 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,6 @@ docs/_build/
docs/locale/
node_modules/
tests/coverage_html/
-tests/.coverage*
+tests/.coverage
build/
tests/report/
diff --git a/docs/internals/contributing/writing-code/unit-tests.txt b/docs/internals/contributing/writing-code/unit-tests.txt
index 40fb2ec221..634611dcfb 100644
--- a/docs/internals/contributing/writing-code/unit-tests.txt
+++ b/docs/internals/contributing/writing-code/unit-tests.txt
@@ -357,19 +357,14 @@ Contributors are encouraged to run coverage on the test suite to identify areas
that need additional tests. The coverage tool installation and use is described
in :ref:`testing code coverage<topics-testing-code-coverage>`.
-To run coverage on the Django test suite using the standard test settings:
+Coverage should be run in a single process to obtain accurate statistics. To
+run coverage on the Django test suite using the standard test settings:
.. console::
- $ coverage run ./runtests.py --settings=test_sqlite
+ $ coverage run ./runtests.py --settings=test_sqlite --parallel=1
-After running coverage, combine all coverage statistics by running:
-
-.. console::
-
- $ coverage combine
-
-After that generate the html report by running:
+After running coverage, generate the html report by running:
.. console::
diff --git a/tests/.coveragerc b/tests/.coveragerc
index 258c82e8ee..e519f06259 100644
--- a/tests/.coveragerc
+++ b/tests/.coveragerc
@@ -1,7 +1,5 @@
[run]
branch = True
-concurrency = multiprocessing
-data_file = .coverages/.coverage
omit =
*/django/utils/autoreload.py
source = django