[Python-checkins] [2.7] bpo-12639: msilib.Directory.start_component() fails if *keyfile* is not None (GH-13688)

[Steve Dower]

https://github.com/python/cpython/commit/bfc1f605609218b9734d3cf3eab3531a2f4624e1
commit: bfc1f605609218b9734d3cf3eab3531a2f4624e1
branch: 2.7
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: Steve Dower <steve.dower at python.org>
date: 2019-05-31T15:39:39-07:00
summary:

[2.7] bpo-12639: msilib.Directory.start_component() fails if *keyfile* is not None (GH-13688)

* bpo-12639: msilib.Directory.start_component() fails if *keyfile* is not None (GH-13688)

msilib.Directory.start_component() was passing an extra argument to CAB.gen_id().
(cherry picked from commit c8d5bf6c3fa09b43f6a5ee779d493d251dbcc53c)

Co-authored-by: Zackery Spytz <zspytz at gmail.com>

files:
A Misc/NEWS.d/next/Library/2019-05-30-16-16-47.bpo-12639.TQFOR4.rst
M Lib/msilib/__init__.py
M Lib/test/test_msilib.py

diff --git a/Lib/msilib/__init__.py b/Lib/msilib/__init__.py
index 0352b60c0b25..9520dfc021a0 100644
--- a/Lib/msilib/__init__.py
+++ b/Lib/msilib/__init__.py
@@ -276,7 +276,7 @@ def start_component(self, component = None, feature = None, flags = None, keyfil
         if Win64:
             flags |= 256
         if keyfile:
-            keyid = self.cab.gen_id(self.absolute, keyfile)
+            keyid = self.cab.gen_id(keyfile)
             self.keyfiles[keyfile] = keyid
         else:
             keyid = None
diff --git a/Lib/test/test_msilib.py b/Lib/test/test_msilib.py
index a2f3943e2281..58f709d70dcd 100644
--- a/Lib/test/test_msilib.py
+++ b/Lib/test/test_msilib.py
@@ -43,6 +43,14 @@ def test_summaryinfo_getproperty_issue1104(self):
             sum_info = None
             unlink(db_path)
 
+    def test_directory_start_component_keyfile(self):
+        db, db_path = init_database()
+        feature = msilib.Feature(db, 0, 'Feature', 'A feature', 'Python')
+        cab = msilib.CAB('CAB')
+        dir = msilib.Directory(db, cab, None, TESTFN, 'TARGETDIR',
+                               'SourceDir', 0)
+        dir.start_component(None, feature, None, 'keyfile')
+
 
 class Test_make_id(unittest.TestCase):
     #http://msdn.microsoft.com/en-us/library/aa369212(v=vs.85).aspx
diff --git a/Misc/NEWS.d/next/Library/2019-05-30-16-16-47.bpo-12639.TQFOR4.rst b/Misc/NEWS.d/next/Library/2019-05-30-16-16-47.bpo-12639.TQFOR4.rst
new file mode 100644
index 000000000000..aade9121b4bb
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-05-30-16-16-47.bpo-12639.TQFOR4.rst
@@ -0,0 +1,2 @@
+:meth:`msilib.Directory.start_component()` no longer fails if *keyfile* is
+not ``None``.