Add CI with github actions and nox

Author: bmispelon

.github/workflows/runtests.yml

@@ -0,0 +1,27 @@
+name: runtests
+run-name: Run test suite for trac-github
+on: [pull_request]
+jobs:
+  runtests-py2:
+    runs-on: ubuntu-20.04
+    container:
+      image: python:2.7.18-buster
+
+    steps:
+    - uses: actions/checkout@v4
+    - run: pip install nox-py2
+    - run: git config --global user.name runtest
+    - run: git config --global user.email runtest@localhost
+    - run: nox --non-interactive --error-on-missing-interpreter --session runtests -- --git-default-branch=master
+
+#  runtests-py3:
+#    runs-on: ubuntu-latest
+#    steps:
+#    - uses: wntrblm/nox@2022.8.7
+#      with:
+#        python-versions: "3.7"
+#    - uses: actions/checkout@v4
+#    - run: git config --global user.name runtest
+#    - run: git config --global user.email runtest@localhost
+#    - run: git config --global init.defaultBranch main
+#    - run: nox --non-interactive --error-on-missing-interpreter --session runtests

.travis.yml

@@ -0,0 +1,16 @@
+import sys
+
+import nox
+
+if sys.version_info.major == 2:
+    TRAC_VERSIONS = ["1.4.4", "1.2.6"]
+else:
+    TRAC_VERSIONS = ["1.6"]
+
+
+@nox.session
+@nox.parametrize("trac", TRAC_VERSIONS)
+def runtests(session, trac):
+    session.install("-r", "requirements_test.txt")
+    session.install("Trac==%s" % trac)
+    session.run("python", "runtests.py", *session.posargs)

noxfile.py

@@ -0,0 +1,5 @@
+-e .
+requests-oauthlib==1.3.1
+lxml==5.0.1
+# Obviously Trac is also needed, but because we want to test several versions
+# then we install it manually

requirements_test.txt

@@ -2190,6 +2190,7 @@ def get_parser():
 
     TESTDIR = tempfile.mkdtemp(prefix='trac-github-test-')
     print "Starting tests using temporary directory %r" % TESTDIR
+    print "Using git version %s" % git_check_output('--version').strip()
 
     try:
         test_program = unittest.main(argv=[sys.argv[0]] + unittest_argv, exit=False)