Add test case for bug #456340.

The problem here results from poor handling of the unsatisfied built
slot operator dep inside _add_dep, where it aborts the graph and tries
to backtrack immediately. We really want it to queue a rebuild here,
and continue filling out the graph.

1 files changed, 73 insertions, 0 deletions

diff --git a/pym/portage/tests/resolver/test_slot_operator_unsolved.py b/pym/portage/tests/resolver/test_slot_operator_unsolved.py
new file mode 100644
index 000000000..a4962523f
--- /dev/null
+++ b/pym/portage/tests/resolver/test_slot_operator_unsolved.py
@@ -0,0 +1,73 @@
+# Copyright 2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+from portage.tests import TestCase
+from portage.tests.resolver.ResolverPlayground import (ResolverPlayground,
+	ResolverPlaygroundTestCase)
+
+class SlotOperatorUnsolvedTestCase(TestCase):
+	"""
+	Demonstrate bug #456340, where an unsolved circular dependency
+	interacts with an unsatisfied built slot-operator dep.
+
+	The problem here results from poor handling of the unsatisfied built
+	slot operator dep inside _add_dep, where it aborts the graph and tries
+	to backtrack immediately. We really want it to queue a rebuild here,
+	and continue filling out the graph.
+	"""
+	def __init__(self, *args, **kwargs):
+		super(SlotOperatorUnsolvedTestCase, self).__init__(*args, **kwargs)
+
+	def testSlotOperatorUnsolved(self):
+		ebuilds = {
+			"dev-libs/icu-50.1.2" : {
+				"EAPI": "5",
+				"SLOT": "0/50.1.2"
+			},
+			"net-libs/webkit-gtk-1.10.2-r300" : {
+				"EAPI": "5",
+				"DEPEND":  ">=dev-libs/icu-3.8.1-r1:=",
+				"RDEPEND": ">=dev-libs/icu-3.8.1-r1:="
+			},
+			"dev-ruby/rdoc-3.12.1" : {
+				"EAPI": "5",
+				"DEPEND": ">=dev-ruby/hoe-2.7.0",
+			},
+			"dev-ruby/hoe-2.13.0" : {
+				"EAPI": "5",
+				"DEPEND": ">=dev-ruby/rdoc-3.10",
+				"RDEPEND": ">=dev-ruby/rdoc-3.10",
+			},
+		}
+
+		installed = {
+			"dev-libs/icu-50.1.2" : {
+				"EAPI": "5",
+				"SLOT": "0/50.1.2"
+			},
+			"net-libs/webkit-gtk-1.10.2-r300" : {
+				"EAPI": "5",
+				"DEPEND":  ">=dev-libs/icu-3.8.1-r1:0/50=",
+				"RDEPEND": ">=dev-libs/icu-3.8.1-r1:0/50="
+			},
+		}
+
+		world = ["net-libs/webkit-gtk", "dev-ruby/hoe"]
+
+		test_cases = (
+
+			ResolverPlaygroundTestCase(
+				["@world"],
+				options = {"--update": True, "--deep": True},
+				success = False),
+
+		)
+
+		playground = ResolverPlayground(ebuilds=ebuilds,
+			installed=installed, world=world, debug=False)
+		try:
+			for test_case in test_cases:
+				playground.run_TestCase(test_case)
+				self.assertEqual(test_case.test_success, True, test_case.fail_msg)
+		finally:
+			playground.cleanup()