If we are not on Windows use fork for multiprocessingspeedup-test-suite

This speeds up the test suite significantly by reducing the overhead of
spawning a new process.

1 files changed, 7 insertions, 1 deletions

diff --git a/tests/test_functional.py b/tests/test_functional.py
index f8ceabf..04a2df4 100644
--- a/tests/test_functional.py
+++ b/tests/test_functional.py
@@ -12,6 +12,7 @@ import time
 import unittest
 
 from waitress import server
+from waitress.compat import WIN
 from waitress.utilities import cleanup_unix_socket
 
 dn = os.path.dirname
@@ -76,7 +77,12 @@ class SubprocessTests:
         if "COVERAGE_RCFILE" in os.environ:
             os.environ["COVERAGE_PROCESS_START"] = os.environ["COVERAGE_RCFILE"]
 
-        self.proc = multiprocessing.Process(
+        if not WIN:
+            ctx = multiprocessing.get_context("fork")
+        else:
+            ctx = multiprocessing.get_context("spawn")
+
+        self.proc = ctx.Process(
             target=start_server,
             args=(target, self.server, self.queue),
             kwargs=kw,