Switch from nosetests to pytest

.coveragerc

@@ -1,2 +1,15 @@
 [run]
 branch = False
+source =
+    deform
+    tests
+
+[paths]
+source =
+    deform
+    */deform
+    */site-packages/deform
+
+[report]
+show_missing = true
+precision = 2

.github/workflows/ci-tests.yml

@@ -30,10 +30,10 @@ jobs:
         include:
           # Only run coverage on ubuntu-latest, except on pypy3
           - os: "ubuntu-latest"
-            nosetests-args: "--with-xunit"
+            pytest-args: "--with-xunit"
           - os: "ubuntu-latest"
             py: "pypy3"
-            nosetests-args: ""
+            pytest-args: ""
         exclude:
           # Linux and macOS don't have x86 python
           - os: "ubuntu-latest"
@@ -54,7 +54,7 @@ jobs:
           architecture: ${{ matrix.architecture }}
     - run: pip install tox
     - name: Running tox
-      run: tox -e py -- ${{ matrix.nosetests-args }}
+      run: tox -e py -- ${{ matrix.pytest-args }}
   functional3:
     runs-on: ubuntu-latest
     name: Functional web tests

run-selenium-tests.bash

@@ -50,6 +50,6 @@ SERVER_PID=$!
 trap cleanup EXIT
 
 # Run functional test suite against test server
-nosetests "$@"
+pytest "$@"
 
 exit 0

setup.cfg

@@ -1,13 +1,11 @@
 [easy_install]
 zip_ok = false
 
-[nosetests]
-match=^test
-where=deform
-nocapture=1
-cover-package=deform
-cover-erase=1
-exclude=test_demo
+[tool:pytest]
+python_files = test_*.py
+testpaths =
+    deform/tests
+addopts = -W always
 
 [aliases]
 dev = develop easy_install deform[testing]

setup.py

@@ -44,7 +44,14 @@ def readfile(name):
     "readme_renderer",
 ]
 
-testing_extras = ["beautifulsoup4", "coverage", "flaky", "nose", "pyramid"]
+testing_extras = [
+    "beautifulsoup4",
+    "coverage",
+    "flaky",
+    "pyramid",
+    "pytest",
+    "pytest-cov",
+]
 
 # Needed to run deformdemo tests
 functional_testing_extras = [

tox.ini

@@ -12,22 +12,12 @@ setenv =
     COVERAGE_FILE=.coverage.{envname}
 commands =
     python --version
-    nosetests --with-xunit --xunit-file=nosetests-{envname}.xml {posargs:}
-
-# we separate coverage into its own testenv because a) "last run wins" wrt
-# cobertura jenkins reporting and b) pypy and jython can't handle any
-# combination of versions of coverage and nosexcover that i can find.
-[py-cover]
-commands =
-    pip install deform[testing]
-    coverage run --source=deform --omit=deform/[a-z]*_[a-z0-9]*.py {envbindir}/nosetests
-    coverage xml -o {envname}.xml -i
+    pytest {posargs:}
 
 [testenv:py39-cover]
 commands =
-    {[py-cover]commands}
-setenv =
-    COVERAGE_FILE=.coverage.py3
+    python --version
+    pytest --cov {posargs:}
 
 [testenv:lint]
 commands =
@@ -40,10 +30,10 @@ extras =
     lint
 
 [testenv:coverage]
+skip_install = true
 commands =
-    coverage erase
     coverage combine
-    coverage xml -i
+    coverage xml
     coverage report --show-missing --fail-under=100
 deps =
     coverage
@@ -64,7 +54,7 @@ commands =
 passenv = DISPLAY WEBDRIVER FIREFOX_PATH TRAVIS URL WAITTOSTART CONTAINERTZ
 commands =
     pip install deform[testing,functional]
-    ./run-selenium-tests.bash --with-flaky --max-runs=4 {posargs}
+    ./run-selenium-tests.bash --max-runs=4 {posargs}
 deps =
     docker