Set default version requirements to prevent updating zc.recipe.egg and

zc.recipe.testrunner past version 1

CHANGES.txt

@@ -4,15 +4,18 @@ Change History
 1.7.0 (unreleased)
 ==================
 
+- Unless version requirements are specified, buildout won't upgrade
+  itself past version 1.
+
 - Versions in versions sections can now be simple constraints, like
   <2.0dev in addition to being simple versions.
 
+  This is used to prevent upgrading zc.recipe.egg and
+  zc.recipe.testrunner past version 1.
+
 - If buildout is bootstrapped with a non-final release, it
   won't downgrade itself to a final release.
 
-- Unless version requirements are specified, buildout won't upgrade
-  itself past version 1.
-
 - Fix: distribute 0.6.33 broke Python 2.4 compatibility
 
 - remove `data_files` from `setup.py`, which was installing README.txt

src/zc/buildout/buildout.py

@@ -275,13 +275,14 @@ class Buildout(UserDict.DictMixin):
 
         self._setup_logging()
 
-        versions = options.get('versions')
-        if versions:
-            versions = dict(self[versions])
-            zc.buildout.easy_install.default_versions(versions)
-        else:
-            versions = {}
-        self.versions = versions
+        self.versions = {
+            'zc.recipe.egg': '<2',
+            'zc.recipe.testrunner': '<2',
+            }
+        versions_option = options.get('versions')
+        if versions_option:
+            self.versions.update(self[versions_option])
+        zc.buildout.easy_install.default_versions(self.versions)
 
         self.offline = options.get_bool('offline')
         if self.offline:

src/zc/buildout/buildout.txt

@@ -2584,7 +2584,7 @@ or paths to use:
     >>> print system(buildout + ' -csetup.cfg init demo other ./src'),
     Creating '/sample-bootstrapped/setup.cfg'.
     Generated script '/sample-bootstrapped/bin/buildout'.
-    Getting distribution for 'zc.recipe.egg'.
+    Getting distribution for 'zc.recipe.egg<2'.
     Got zc.recipe.egg 1.3.3dev.
     Installing py.
     Getting distribution for 'demo'.