diff --git a/scripts/UnitTests/BuildConfigProvider/__init__.py b/scripts/UnitTests/BuildConfigProvider/__init__.py
new file mode 100644
index 0000000..cc31abc
--- /dev/null
+++ b/scripts/UnitTests/BuildConfigProvider/__init__.py
@@ -0,0 +1 @@
+__author__ = 'rzaitov'
diff --git a/scripts/UnitTests/BuildConfigProvider/test_BuildConfigProvider.py b/scripts/UnitTests/BuildConfigProvider/test_BuildConfigProvider.py
new file mode 100644
index 0000000..7508361
--- /dev/null
+++ b/scripts/UnitTests/BuildConfigProvider/test_BuildConfigProvider.py
@@ -0,0 +1,59 @@
+import unittest
+from utils.configs.BuildConfigProvider import BuildConfigProvider
+
+
+class TestBuildConfigProvider(unittest.TestCase):
+	def setUp(self):
+		self.provider = BuildConfigProvider()
+
+	def test_getAncestorsFor(self):
+		wr0 = {'parent': None}
+		wr1 = {'parent': wr0}
+		wr2 = {'parent': wr1}
+
+		ancestors = self.provider.getAncestorsFor(wr2)
+
+		self.assertEqual(wr0, ancestors[0])
+		self.assertEqual(wr1, ancestors[1])
+		self.assertEqual(wr2, ancestors[2])
+
+	def test_unionConfig(self):
+		wr0 = {
+			'parent': None,
+			'dict': {
+				'key1': 'a',
+				'key2': 'b',
+				'key3': 'c',
+				'key4': 'd'
+			}
+		}
+		wr1 = {
+			'parent': wr0,
+			'dict':{
+				'key2': 'bb',
+				'key3': 'cc',
+				'key4': 'dd',
+
+				'key5': 'ee'
+			}
+		}
+		wr2 = {
+		'parent': wr1,
+		'dict':{
+			'key3': 'ccc',
+			'key4': 'ddd',
+
+			'key6': 'fff'
+			}
+		}
+
+		config = self.provider.fetchConfigFromLeafWrapper(wr2)
+		expected = {
+			'key1': 'a',
+			'key2': 'bb',
+			'key3': 'ccc',
+			'key4': 'ddd',
+			'key5': 'ee',
+			'key6': 'fff'
+		}
+		self.assertDictEqual(expected, config)
diff --git a/scripts/utils/configs/BuildConfigProvider.py b/scripts/utils/configs/BuildConfigProvider.py
index 16f20c8..02c3f07 100644
--- a/scripts/utils/configs/BuildConfigProvider.py
+++ b/scripts/utils/configs/BuildConfigProvider.py
@@ -1,16 +1,48 @@
 class BuildConfigProvider:
-	def getBuildReadyConfigs(self, settingsDict, buildReadyList):
-		assert settingsDict is not None
-		assert buildReadyList is not None
+	def getConfigs(self, rootConfig):
+		leafs = []
+		self.traverseDict(None, rootConfig, leafs)
 
-		for key in settingsDict:
-			value = settingsDict[key]
+		configs = []
+		for l in leafs:
+			config = self.fetchConfigFromLeafWrapper(l)
+			configs.append(config)
+
+		return configs
+
+	def traverseDict(self, parent, dictForTraverse, leafs):
+		wrapper = {
+			'parent' : parent,
+			'dict' : dictForTraverse
+		}
+
+		isLeaf = True
+		for key in dictForTraverse:
+			value = dictForTraverse[key]
 
 			if type(value) is dict:
-				self.getBuildReadyConfigs(value, buildReadyList)
+				isLeaf = False
+				self.traverseDict(wrapper, value, leafs)
 
-			elif key == 'build_ready' and value == 'true':
-				buildReadyList.append(settingsDict)
-				break
+		if isLeaf:
+			leafs.append(wrapper)
 
+	def fetchConfigFromLeafWrapper(self, leafWrapper):
+		ancestors = self.getAncestorsFor(leafWrapper)
 
+		unionConf = {}
+		for a in ancestors:
+			unionConf.update(a['dict'])
+
+		return unionConf
+
+	def getAncestorsFor(self, leaf):
+		ancestors = [leaf]
+		parent = leaf['parent']
+
+		while parent is not None:
+			ancestors.append(parent)
+			parent = parent['parent']
+
+		ancestors.reverse()
+		return ancestors
\ No newline at end of file