[Zope3-checkins] SVN: Zope3/trunk/src/zope/app/server/ Fix collector #683: Globally installed "zope" package breaks mkzopeinstance

[Philipp von Weitershausen]

Log message for revision 69412:
  Fix collector #683:  Globally installed "zope" package breaks mkzopeinstance
  

Changed:
  U   Zope3/trunk/src/zope/app/server/mkzopeinstance.py
  U   Zope3/trunk/src/zope/app/server/tests/test_mkzopeinstance.py

-=-
Modified: Zope3/trunk/src/zope/app/server/mkzopeinstance.py
===================================================================
--- Zope3/trunk/src/zope/app/server/mkzopeinstance.py	2006-08-11 17:19:59 UTC (rev 69411)
+++ Zope3/trunk/src/zope/app/server/mkzopeinstance.py	2006-08-11 21:32:24 UTC (rev 69412)
@@ -26,14 +26,11 @@
 import os
 import shutil
 import sys
+from xml.sax.saxutils import quoteattr as xml_quoteattr
 
-from  xml.sax.saxutils import quoteattr as xml_quoteattr
-
-import zope
-
+import zope.app.server
 from zope.app.authentication import password
 from zope.app.applicationcontrol import zopeversion
-import zope.app.server
 
 def main(argv=None, from_checkout=False):
     """Top-level script function to create a new Zope instance."""
@@ -210,7 +207,7 @@
         # TODO we should be able to compute the script
         script = os.path.abspath(sys.argv[0])
         zope_home = os.path.dirname(os.path.dirname(script))
-        zope_init = os.path.abspath(zope.__file__)
+        zope_init = os.path.dirname(os.path.abspath(zope.app.__file__))
         software_home = os.path.dirname(os.path.dirname(zope_init))
         self.replacements = [
             ("<<USERNAME>>", options.username),

Modified: Zope3/trunk/src/zope/app/server/tests/test_mkzopeinstance.py
===================================================================
--- Zope3/trunk/src/zope/app/server/tests/test_mkzopeinstance.py	2006-08-11 17:19:59 UTC (rev 69411)
+++ Zope3/trunk/src/zope/app/server/tests/test_mkzopeinstance.py	2006-08-11 21:32:24 UTC (rev 69412)
@@ -354,7 +354,39 @@
         self.failUnless(app.all_input_consumed())
         self.failUnless(os.path.exists(os.path.join(self.instance, "etc")))
 
+    def test_zope_namespace_package_doesnt_affect_software_home(self):
+        # Make sure that a zope namespace package in a different
+        # location won't affect SOFTWARE_HOME
 
+        # let's mess with zope's __file__
+        import zope
+        old_path = zope.__file__
+        zope.__file__ = os.path.join(
+            *'and now for something completely different'.split())
+
+        # place a test file into the skeleton dir that'll be expanded
+        # to SOFTWARE_HOME by mkzopeinstance
+        f = file(os.path.join(self.skeleton, 'test.in'), 'w')
+        f.write('<<SOFTWARE_HOME>>')
+        f.close()
+
+        # run mkzopeinstance
+        options = self.createOptions()
+        options.destination = self.instance
+        app = ControlledInputApplication(options, [])
+        rc = app.process()
+
+        # check for the expected output: mkzopeinstance should take
+        # zope.app as an anchor for determining SOFTWARE_HOME
+        import zope.app
+        expected = os.path.dirname(os.path.dirname(
+            os.path.dirname(zope.app.__file__)))
+        self.assertEqual(file(os.path.join(self.instance, 'test')).read(),
+                         expected)
+
+        # cleanup the fake 'zope' module
+        zope.__file__ = old_path
+
 class ControlledInputApplication(mkzopeinstance.Application):
 
     def __init__(self, options, input_lines):