CI: Install pytest-xdist in CI for speed

Author: effigies

.travis.yml

@@ -95,8 +95,11 @@ before_install:
 install:
 - travis_retry pip install $EXTRA_PIP_FLAGS -e .[$NIPYPE_EXTRAS]
 
+after_install:
+- travis_retry pip install pytest-xdist
+
 script:
-- py.test -v --cov nipype --cov-config .coveragerc --cov-report xml:cov.xml -c nipype/pytest.ini --doctest-modules nipype
+- py.test -v --cov nipype --cov-config .coveragerc --cov-report xml:cov.xml -c nipype/pytest.ini --doctest-modules nipype -n auto
 
 after_script:
 - codecov --file cov.xml --flags unittests -e TRAVIS_JOB_NUMBER

docker/files/run_pytests.sh

@@ -29,6 +29,7 @@ export COVERAGE_FILE=${WORKDIR}/tests/.coverage.py${PYTHON_VERSION}
 py.test -v --junitxml=${WORKDIR}/tests/pytests_py${PYTHON_VERSION}.xml \
     --cov nipype --cov-config /src/nipype/.coveragerc \
     --cov-report xml:${WORKDIR}/tests/coverage_py${PYTHON_VERSION}.xml \
+    -n auto \
     -c ${TESTPATH}/pytest.ini ${TESTPATH}
 exit_code=$?
 

docker/generate_dockerfiles.sh

@@ -108,6 +108,8 @@ function generate_main_dockerfile() {
     --miniconda use_env=neuro \
                 pip_opts="-e" \
                 pip_install="/src/nipype[all]" \
+    --miniconda use_env=neuro \
+                pip_install="pytest-xdist" \
     --workdir /work \
     --label org.label-schema.build-date='$BUILD_DATE' \
             org.label-schema.name="NIPYPE" \