adding GoogleAnalyticsReaderTest

src/GoogleAnalyticsReader.py

@@ -0,0 +1,32 @@
+import linecache
+import glob
+from datetime import datetime
+
+
+class GoogleAnalyticsReader:
+
+    def __init__(self, dataDir):
+        self.dataDir = dataDir
+
+    def getDateRange(self):
+        return self._getMinMaxDateRange(self._getDateRanges())
+
+    def _getDateRanges(self):
+        return [self._getDateRange(file) for file in self._getFiles()]
+
+    def _getFiles(self):
+        return glob.glob(self.dataDir + '/*')
+
+    def _getDateRange(self, file):
+        dateRangeLine = linecache.getline(file, 4)
+        startDate, endDate = dateRangeLine[2:10], dateRangeLine[11:19]
+        return self._str2Date(startDate), self._str2Date(endDate)
+
+    def _str2Date(self, str):
+        return datetime.strptime(str, '%Y%m%d').date()
+    
+    def _getMinMaxDateRange(self, dateRanges):
+        minDateRange = min([dateRange[0] for dateRange in dateRanges])
+        maxDateRange = max([dateRange[1] for dateRange in dateRanges])
+        return minDateRange, maxDateRange
+

src/GoogleAnalyticsReaderTest.py

@@ -0,0 +1,15 @@
+import unittest
+from datetime import date
+from GoogleAnalyticsReader import GoogleAnalyticsReader
+
+class GoogleAnalyticsReaderTest(unittest.TestCase):
+
+    def test_getDateRange(self):
+        # Given
+        googleAnalyticsReader = GoogleAnalyticsReader(dataDir = 'src/testdata/GoogleAnalytics')
+            
+        # When
+        dateRange = googleAnalyticsReader.getDateRange()
+        
+        # Then
+        self.assertEqual(dateRange, (date(2023, 3, 2), date(2023, 5, 31)))

src/testdata/GoogleAnalytics/Country By Clicked Batchcode 20230302-20230430.csv

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+# ----------------------------------------
+# HowBadIsMyBatch
+# Batchcode By Country-Country By Clicked Batchcode
+# 20230302-20230430
+# ----------------------------------------
+

src/testdata/GoogleAnalytics/Country By Clicked Batchcode 20230501-20230531.csv

@@ -0,0 +1,5 @@
+# ----------------------------------------
+# HowBadIsMyBatch
+# Batchcode By Country-Country By Clicked Batchcode
+# 20230501-20230531
+# ----------------------------------------