Debugging Crypto config and temp directory creation

Attempting to get stub file creation and copying working. Fixed
syntax errors, and now attempting to get password reading working
in the test environment.

pappyproxy/tests/test_crypto.py

@@ -0,0 +1,51 @@
+import os
+import pytest
+import random
+import string
+from pappyproxy.session import Session
+from pappyproxy.crypto import Crypto
+from pappyproxy.config import PappyConfig
+
+@pytest.fixture
+def conf():
+    c = PappyConfig()
+    return c
+
+@pytest.fixture
+def crypt():
+    c = Crypto(conf())
+    return c
+
+@pytest.fixture
+def tmpname():
+    cns = string.ascii_lowercase + string.ascii_uppercase + string.digits
+    tn = ''
+    for i in xrange(8):
+        tn += cns[random.randint(0,len(cns)-1)]
+    return tn
+
+tmpdir = '/tmp/test_crypto'+tmpname()
+tmpfiles = ['cmdhistory', 'config.json', 'data.db']
+
+def stub_files():
+    enter_tmpdir()
+    for sf in tmpfiles:
+        with os.fdopen(os.open(sf, os.O_CREAT, 0o0600), 'r'):
+            pass
+
+def enter_tmpdir():
+    if not os.path.isdir(tmpdir):
+        os.mkdir(tmpdir)
+    os.chdir(tmpdir)
+
+def test_decrypt_tmpdir():
+    enter_tmpdir()
+    crypt().decrypt_project()
+    assert os.path.isdir(os.path.join(os.getcwd(), '../crypt'))
+
+def test_decrypt_copy_files():
+    enter_tmpdir()
+    stub_files()
+    crypt().decrypt_project()
+    for tf in tmpfiles:
+        assert os.path.isfile(tf)