merged from lp:~mvo/python-apt/mvo

1 files changed, 70 insertions, 0 deletions

diff --git a/tests/old/pkgproblemresolver.py b/tests/old/pkgproblemresolver.py
new file mode 100644
index 00000000..0d6d0611
--- /dev/null
+++ b/tests/old/pkgproblemresolver.py
@@ -0,0 +1,70 @@
+#!/usr/bin/env python2.4
+#
+# Test for the DepCache code
+#
+
+import apt_pkg
+import sys
+
+
+def main():
+    apt_pkg.init()
+    cache = apt_pkg.Cache()
+    depcache = apt_pkg.DepCache(cache)
+    depcache.Init()
+    i=0
+    all=cache.PackageCount
+    print "Running DepCache test on all packages"
+    print "(trying to install each and then mark it keep again):"
+    # first, get all pkgs
+    for pkg in cache.Packages:
+        i += 1
+        x = pkg.Name
+        # then get each version
+        ver =depcache.GetCandidateVer(pkg)
+        if ver is not None:
+            depcache.MarkInstall(pkg)
+            if depcache.BrokenCount > 0:
+                fixer = apt_pkg.ProblemResolver(depcache)
+                fixer.Clear(pkg)
+                fixer.Protect(pkg)
+                # we first try to resolve the problem
+                # with the package that should be installed
+                # protected
+                try:
+                    fixer.Resolve(True)
+                except SystemError:
+                    # the pkg seems to be broken, the
+                    # returns a exception
+                    fixer.Clear(pkg)
+                    fixer.Resolve(True)
+                    if not depcache.MarkedInstall(pkg):
+                        print "broken in archive: %s " % pkg.Name
+                fixer = None
+            if depcache.InstCount == 0:
+                if depcache.IsUpgradable(pkg):
+                    print "Error marking %s for install" % x
+            for p in cache.Packages:
+                if depcache.MarkedInstall(p) or depcache.MarkedUpgrade(p):
+                    depcache.MarkKeep(p)
+            if depcache.InstCount != 0:
+                print "Error undoing the selection for %s" % x
+        print "\r%i/%i=%.3f%%    " % (i, all, (float(i) / float(all) * 100)),
+
+    print
+    print "Trying Upgrade:"
+    depcache.Upgrade()
+    print "To install: %s " % depcache.InstCount
+    print "To remove: %s " % depcache.DelCount
+    print "Kept back: %s " % depcache.KeepCount
+
+    print "Trying DistUpgrade:"
+    depcache.Upgrade(True)
+    print "To install: %s " % depcache.InstCount
+    print "To remove: %s " % depcache.DelCount
+    print "Kept back: %s " % depcache.KeepCount
+
+
+if __name__ == "__main__":
+    main()
+    sys.exit(0)