tests: import bench/large_messages.py.

tests/bench/large_messages.py

@@ -0,0 +1,28 @@
+
+# Verify _receive_one() quadratic behaviour fixed.
+
+import subprocess
+import time
+import socket
+import mitogen
+
+
+@mitogen.main()
+def main(router):
+    c = router.fork()
+
+    n = 1048576 * 127
+    s = ' ' * n
+    print('bytes in %.2fMiB string...' % (n/1048576.0),)
+
+    t0 = time.time()
+    for x in range(10):
+        tt0 = time.time()
+        assert n == c.call(len, s)
+        print('took %dms' % (1000 * (time.time() - tt0),))
+    t1 = time.time()
+    print('total %dms / %dms avg / %.2fMiB/sec' % (
+        1000 * (t1 - t0),
+        (1000 * (t1 - t0)) / (x + 1),
+        ((n * (x + 1)) / (t1 - t0)) / 1048576.0,
+    ))