From a213e0a05934c7b9223e461bd087fcde3360fbfd Mon Sep 17 00:00:00 2001
From: frankknoll <Knoll_Frank@web.de>
Date: Wed, 31 May 2023 19:28:43 +0200
Subject: [PATCH] Revert "Revert "adding CountriesColumnMerger""

This reverts commit a80caa236148b4b2f205aa76c496903c5259befe.
---
 src/CountriesColumnMerger.py     | 10 ++++++
 src/CountriesColumnMergerTest.py | 53 ++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 src/CountriesColumnMerger.py
 create mode 100644 src/CountriesColumnMergerTest.py

diff --git a/src/CountriesColumnMerger.py b/src/CountriesColumnMerger.py
new file mode 100644
index 00000000000..748fa2a7182
--- /dev/null
+++ b/src/CountriesColumnMerger.py
@@ -0,0 +1,10 @@
+from CountriesMerger import CountriesMerger
+
+class CountriesColumnMerger:
+
+    @staticmethod
+    def mergeCountriesColumnOfSrcIntoCountriesColumnOfDst(src, dst):
+        COUNTRIES = 'Countries'
+        dst[COUNTRIES] = CountriesMerger.mergeSrcIntoDst(
+            dst = dst[COUNTRIES],
+            src = src[COUNTRIES])
diff --git a/src/CountriesColumnMergerTest.py b/src/CountriesColumnMergerTest.py
new file mode 100644
index 00000000000..af242e0e5ac
--- /dev/null
+++ b/src/CountriesColumnMergerTest.py
@@ -0,0 +1,53 @@
+import unittest
+import pandas as pd
+from pandas.testing import assert_frame_equal
+from TestHelper import TestHelper
+from src.CountriesColumnMerger import CountriesColumnMerger
+
+class CountriesColumnMergerTest(unittest.TestCase):
+
+    def test_mergeCountriesColumnOfSrcIntoCountriesColumnOfDst(self):
+        # Given
+        dst = TestHelper.createDataFrame(
+                columns = ['Countries'],
+                data = [  [[]],
+                          [['France', 'United Kingdom']],
+                          [['France']]],
+                index = pd.Index(
+                    [
+                        '016M20A',
+                        '030L20B',
+                        '030L20A'
+                    ],
+                    name = 'VAX_LOT'))
+
+        src = TestHelper.createDataFrame(
+                columns = ['Countries'],
+                data = [  [['Germany']],
+                          [['DummyCountry']]],
+                index = pd.Index(
+                    [
+                        '030L20B',
+                        'dummyVaxLot'
+                    ],
+                    name = 'VAX_LOT'))
+        
+        # When
+        CountriesColumnMerger.mergeCountriesColumnOfSrcIntoCountriesColumnOfDst(dst = dst, src = src)
+
+        # Then
+        assert_frame_equal(
+            dst,
+            TestHelper.createDataFrame(
+                columns = ['Countries'],
+                data = [  [[]],
+                          [['France', 'Germany', 'United Kingdom']],
+                          [['France']]],
+                index = pd.Index(
+                    [
+                        '016M20A',
+                        '030L20B',
+                        '030L20A'
+                    ],
+                    name = 'VAX_LOT')),
+            check_dtype = True)