move test

1 files changed, 40 insertions, 0 deletions

diff --git a/extra_tests/test_posix_extra.py b/extra_tests/test_posix_extra.py
new file mode 100644
index 0000000000..fe58ec0a7e
--- /dev/null
+++ b/extra_tests/test_posix_extra.py
@@ -0,0 +1,40 @@
+import py
+import sys, os, subprocess
+
+
+CODE = """
+import sys, os, thread, time
+
+fd1, fd2 = os.pipe()
+f1 = os.fdopen(fd1, 'r', 0)
+f2 = os.fdopen(fd2, 'w', 0)
+
+def f():
+    print "thread started"
+    x = f1.read(1)
+    assert x == "X"
+    print "thread exit"
+
+thread.start_new_thread(f, ())
+time.sleep(0.5)
+if os.fork() == 0:   # in the child
+    time.sleep(0.5)
+    x = f1.read(1)
+    assert x == "Y"
+    print "ok!"
+    sys.exit()
+
+f2.write("X")   # in the parent
+f2.write("Y")   # in the parent
+time.sleep(1.0)
+"""
+
+
+def test_thread_fork_file_lock():
+    if not hasattr(os, 'fork'):
+        py.test.skip("requires 'fork'")
+    output = subprocess.check_output([sys.executable, '-u', '-c', CODE])
+    assert output.splitlines() == [
+        'thread started',
+        'thread exit',
+        'ok!']