From 06ad839468cf5bd5df14e3d184f8dd690571ffac Mon Sep 17 00:00:00 2001
From: Emmanuel Garette <egarette@cadoles.com>
Date: Mon, 2 Sep 2019 14:08:05 +0200
Subject: [PATCH] add parents method to MetaConfig

---
 tests/test_multi_parents.py | 5 ++++-
 tiramisu/__init__.py        | 2 +-
 tiramisu/api.py             | 5 +++++
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/tests/test_multi_parents.py b/tests/test_multi_parents.py
index 257c27b..da42c73 100644
--- a/tests/test_multi_parents.py
+++ b/tests/test_multi_parents.py
@@ -45,6 +45,9 @@ def test_multi_parents_path_same():
     assert metacfg2.config.path() == 'metacfg1.metacfg2'
     assert metacfg3.config.path() == 'metacfg1.metacfg3'
     assert cfg1.config.path() == 'metacfg1.metacfg3.metacfg1.metacfg2.cfg1'
+    metacfg1.option('od1.i1').value.set(1)
+    metacfg3.option('od1.i1').value.set(2)
+    assert cfg1.option('od1.i1').value.get() == 1
     orideep = cfg1.config.deepcopy(metaconfig_prefix="test_", session_id='test_cfg1')
     deep = orideep
     while True:
@@ -55,11 +58,11 @@ def test_multi_parents_path_same():
         assert len(children) < 2
         deep = children[0]
     assert deep.config.path() == 'test_metacfg3.test_metacfg1.test_metacfg2.test_cfg1'
+    assert cfg1.option('od1.i1').value.get() == 1
     del orideep
     raises(ConfigError, "deep.config.path()")
 
 
-
 def test_multi_parents_value():
     metacfg1 = make_metaconfig()
     cfg1 = metacfg1.config.new(type='config', session_id="cfg1")
diff --git a/tiramisu/__init__.py b/tiramisu/__init__.py
index 10b3933..c9f19cf 100644
--- a/tiramisu/__init__.py
+++ b/tiramisu/__init__.py
@@ -45,4 +45,4 @@ allfuncs.extend(all_options)
 del(all_options)
 __all__ = tuple(allfuncs)
 del(allfuncs)
-__version__ = "3.0rc14"
+__version__ = "3.0rc15"
diff --git a/tiramisu/api.py b/tiramisu/api.py
index 1b626e8..e98fcbb 100644
--- a/tiramisu/api.py
+++ b/tiramisu/api.py
@@ -1445,6 +1445,11 @@ class _TiramisuContextMixConfig(_TiramisuContextGroupConfig, _TiramisuContextCon
         """Add config from MetaConfig"""
         self._config_bag.context.add_config(config)
 
+    def parents(self):
+        """Get all parents of current config"""
+        for parent in self._config_bag.context.get_parents():
+            yield self._return_config(parent)
+
 
 class _TiramisuContextMetaConfig(_TiramisuContextMixConfig):
     """Actions to MetaConfig"""