From 467fecb9d4e564a3888285388d4c7482adeb851d Mon Sep 17 00:00:00 2001
From: Jeff Forcier <jeff@bitprophet.org>
Date: Mon, 23 Oct 2017 14:11:10 -0700
Subject: Get big sftp tests passing w/ the sftp client + folder crap being a
 fixture

---
 tests/conftest.py | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 tests/conftest.py

(limited to 'tests/conftest.py')

diff --git a/tests/conftest.py b/tests/conftest.py
new file mode 100644
index 00000000..dbf2cb0f
--- /dev/null
+++ b/tests/conftest.py
@@ -0,0 +1,64 @@
+import os
+import threading
+
+import pytest
+from paramiko import RSAKey, SFTPServer, SFTP, Transport
+
+from .loop import LoopSocket
+from .stub_sftp import StubServer, StubSFTPServer
+from .util import _support
+
+
+# TODO: not a huge fan of conftest.py files, see if we can move these somewhere
+# 'nicer'.
+
+
+def make_sftp_folder(client):
+    """
+    Create some non-existing, new folder on the given SFTP connection.
+    """
+    path = os.environ.get('TEST_FOLDER', 'temp-testing000')
+    # TODO: this is disgusting and old, replace with something smarter/simpler
+    for i in range(1000):
+        path = path[:-3] + '%03d' % i
+        try:
+            client.mkdir(path)
+            return path
+        except (IOError, OSError):
+            pass
+
+
+# TODO: apply at module or session level
+# TODO: roll in SFTP folder setup and teardown?
+# NOTE: This is defined here for use by both SFTP (normal & 'big') suites.
+@pytest.fixture
+def sftp():
+    """
+    Set up an in-memory SFTP server, returning its corresponding SFTPClient.
+    """
+    # Sockets & transports
+    socks = LoopSocket()
+    sockc = LoopSocket()
+    sockc.link(socks)
+    tc = Transport(sockc)
+    ts = Transport(socks)
+    # Auth
+    host_key = RSAKey.from_private_key_file(_support('test_rsa.key'))
+    ts.add_server_key(host_key)
+    # Server & client setup
+    event = threading.Event()
+    server = StubServer()
+    ts.set_subsystem_handler('sftp', SFTPServer, StubSFTPServer)
+    ts.start_server(event, server)
+    tc.connect(username='slowdive', password='pygmalion')
+    event.wait(1.0)
+    client = SFTP.from_transport(tc)
+    # Work in 'remote' folder setup (as it wants to use the client)
+    # TODO: how cleanest to make this available to tests? Doing it this way is
+    # marginally less bad than the previous 'global'-using setup, but not by
+    # much?
+    client.FOLDER = make_sftp_folder(client)
+    # Yield client to caller
+    yield client
+    # Clean up
+    client.rmdir(client.FOLDER)
-- 
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