Merging upstream version 3.4.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 2 deletions

diff --git a/tests/lang_base_test.py b/tests/lang_base_test.py
index a532b6a..1cffa0e 100644
--- a/tests/lang_base_test.py
+++ b/tests/lang_base_test.py
@@ -30,6 +30,19 @@ def homedir_mck():
         yield
 
 
+@pytest.fixture
+def no_sched_getaffinity():
+    # Simulates an OS without os.sched_getaffinity available (mac/windows)
+    # https://docs.python.org/3/library/os.html#interface-to-the-scheduler
+    with mock.patch.object(
+        os,
+        'sched_getaffinity',
+        create=True,
+        side_effect=AttributeError,
+    ):
+        yield
+
+
 def test_exe_exists_does_not_exist(find_exe_mck, homedir_mck):
     find_exe_mck.return_value = None
     assert lang_base.exe_exists('ruby') is False
@@ -116,7 +129,17 @@ def test_no_env_noop(tmp_path):
     assert before == inside == after
 
 
-def test_target_concurrency_normal():
+def test_target_concurrency_sched_getaffinity(no_sched_getaffinity):
+    with mock.patch.object(
+        os,
+        'sched_getaffinity',
+        return_value=set(range(345)),
+    ):
+        with mock.patch.dict(os.environ, clear=True):
+            assert lang_base.target_concurrency() == 345
+
+
+def test_target_concurrency_without_sched_getaffinity(no_sched_getaffinity):
     with mock.patch.object(multiprocessing, 'cpu_count', return_value=123):
         with mock.patch.dict(os.environ, {}, clear=True):
             assert lang_base.target_concurrency() == 123
@@ -134,7 +157,7 @@ def test_target_concurrency_on_travis():
         assert lang_base.target_concurrency() == 2
 
 
-def test_target_concurrency_cpu_count_not_implemented():
+def test_target_concurrency_cpu_count_not_implemented(no_sched_getaffinity):
     with mock.patch.object(
             multiprocessing, 'cpu_count', side_effect=NotImplementedError,
     ):