From aa11e3b79cf8a74fbaacf49c3d14578da1475201 Mon Sep 17 00:00:00 2001
From: Emmanuel Garette <egarette@cadoles.com>
Date: Wed, 5 Jun 2019 14:37:58 +0200
Subject: [PATCH] can retrieve metaconfig/mixconfig/config in a
 metaconfig/mixconfig

---
 tests/test_metaconfig.py |  9 +++++++++
 tests/test_mixconfig.py  | 11 +++++++++++
 tiramisu/api.py          |  4 ++++
 3 files changed, 24 insertions(+)

diff --git a/tests/test_metaconfig.py b/tests/test_metaconfig.py
index d463a9f..02f049e 100644
--- a/tests/test_metaconfig.py
+++ b/tests/test_metaconfig.py
@@ -1140,3 +1140,12 @@ def test_metaconfig_force_metaconfig_on_freeze_option():
     config.option('dummy1').property.pop('frozen')
     assert config.option('dummy1').value.get() == 'config'
     assert config.option('dummy1').owner.get() == 'config'
+
+
+def test_meta_get_config():
+    od = make_description()
+    meta = MetaConfig(['name1', 'name2'], optiondescription=od)
+    meta.config.new('meta1', type='metaconfig')
+    assert isinstance(meta.config.get('meta1'), MetaConfig)
+    assert isinstance(meta.config.get('name1'), Config)
+    raises(ConfigError, "meta.config.get('unknown')")
diff --git a/tests/test_mixconfig.py b/tests/test_mixconfig.py
index 259e973..aadbc51 100644
--- a/tests/test_mixconfig.py
+++ b/tests/test_mixconfig.py
@@ -1129,3 +1129,14 @@ def test_meta_new_mixconfig():
     conf = Config(od, session_id='conf1')
     meta = MetaConfig([conf])
     assert isinstance(meta.config.new('mixconfig', type="mixconfig"), MixConfig)
+
+
+def test_meta_get_mixconfig():
+    od = make_description()
+    conf = Config(od, session_id='conf1')
+    meta = MetaConfig([conf])
+    meta.config.new('mixconfig', type="mixconfig")
+    assert isinstance(meta.config.get('mixconfig'), MixConfig)
+    raises(ConfigError, "meta.config.get('unknown')")
+    meta.config.get('mixconfig').config.add(MixConfig(od, [], session_id='mixconfig2'))
+    assert isinstance(meta.config.get('mixconfig').config.get('mixconfig2'), MixConfig)
diff --git a/tiramisu/api.py b/tiramisu/api.py
index 485fde3..6662ec4 100644
--- a/tiramisu/api.py
+++ b/tiramisu/api.py
@@ -1339,6 +1339,10 @@ class _TiramisuContextGroupConfig(TiramisuContext):
     def path(self):
         return self._config_bag.context.cfgimpl_get_config_path()
 
+    def get(self,
+            name: str) -> 'Config':
+        return self._return_config(self._config_bag.context.getconfig(name))
+
 
 class _TiramisuContextMixConfig(_TiramisuContextGroupConfig, _TiramisuContextConfigReset):
     """Actions to MixConfig"""