only enable rng depletition tests when AUTOBAHN_CI_ENABLE_RNG_DEPLETI… (

#1292)

* only enable rng depletition tests when AUTOBAHN_CI_ENABLE_RNG_DEPLETION_TESTS is set

* fix flake

autobahn/test/test_rng.py

@@ -24,6 +24,7 @@
 #
 ###############################################################################
 
+import os
 import sys
 import unittest
 
@@ -34,6 +35,7 @@
 from autobahn import util
 
 
+@unittest.skipIf('AUTOBAHN_CI_ENABLE_RNG_DEPLETION_TESTS' not in os.environ, 'entropy depletion tests not enabled (env var AUTOBAHN_CI_ENABLE_RNG_DEPLETION_TESTS not set)')
 @unittest.skipIf(not sys.platform.startswith('linux'), 'entropy depletion tests only available on Linux')
 class TestEntropy(unittest.TestCase):
 

tox.ini

@@ -73,6 +73,12 @@ setenv =
     asyncio: USE_ASYNCIO = 1
     tw189,tw1910,twtrunk: USE_TWISTED = 1
 
+    # this enables "autobahn/test/test_rng.py" (on Linux),
+    # which tests entropy depletion, and tests how to correctly
+    # read _real_ entropy and block if not enough _real_ entropy is currently avail
+    # also: https://github.com/crossbario/autobahn-python/issues/1275
+    AUTOBAHN_CI_ENABLE_RNG_DEPLETION_TESTS = 1
+
 
 [testenv:flake8]
 skip_install = True