build: add mock server tests to Owlbot config (#1254)

* build: add mock server tests to Owlbot config * chore: add escapes * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md --------- Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: olavloite

noxfile.py

@@ -33,8 +33,8 @@
 LINT_PATHS = ["docs", "google", "tests", "noxfile.py", "setup.py"]
 
 DEFAULT_PYTHON_VERSION = "3.8"
-DEFAULT_MOCK_SERVER_TESTS_PYTHON_VERSION = "3.12"
 
+DEFAULT_MOCK_SERVER_TESTS_PYTHON_VERSION = "3.12"
 UNIT_TEST_PYTHON_VERSIONS: List[str] = [
  "3.7",
  "3.8",

owlbot.py

@@ -307,4 +307,49 @@ def prerelease_deps\(session, protobuf_implementation\):""",
 def prerelease_deps(session, protobuf_implementation, database_dialect):""",
 )
 
+
+mockserver_test = """
+@nox.session(python=DEFAULT_MOCK_SERVER_TESTS_PYTHON_VERSION)
+def mockserver(session):
+ # Install all test dependencies, then install this package in-place.
+
+ constraints_path = str(
+ CURRENT_DIRECTORY / "testing" / f"constraints-{session.python}.txt"
+ )
+ # install_unittest_dependencies(session, "-c", constraints_path)
+ standard_deps = UNIT_TEST_STANDARD_DEPENDENCIES + UNIT_TEST_DEPENDENCIES
+ session.install(*standard_deps, "-c", constraints_path)
+ session.install("-e", ".", "-c", constraints_path)
+
+ # Run py.test against the mockserver tests.
+ session.run(
+ "py.test",
+ "--quiet",
+ f"--junitxml=unit_{session.python}_sponge_log.xml",
+ "--cov=google",
+ "--cov=tests/unit",
+ "--cov-append",
+ "--cov-config=.coveragerc",
+ "--cov-report=",
+ "--cov-fail-under=0",
+ os.path.join("tests", "mockserver_tests"),
+ *session.posargs,
+ )
+
+"""
+
+place_before(
+ "noxfile.py",
+ "def install_systemtest_dependencies(session, *constraints):",
+ mockserver_test,
+ escape="()_*:",
+)
+
+place_before(
+ "noxfile.py",
+ "UNIT_TEST_PYTHON_VERSIONS: List[str] = [",
+ 'DEFAULT_MOCK_SERVER_TESTS_PYTHON_VERSION = "3.12"',
+ escape="[]",
+)
+
 s.shell.run(["nox", "-s", "blacken"], hide_output=False)