Hello GitHub

2019-01-28 16:24:37 -08:00
parent 456fe5e355
commit c13b8a099e
822 changed files with 276650 additions and 75 deletions
--- a/internal/CalculatorUnitTests/DateUtils.h
+++ b/internal/CalculatorUnitTests/DateUtils.h
@@ -0,0 +1,56 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+#include "pch.h"
+
+namespace DateCalculationUnitTests
+{
+    /** Date Utils **/
+    class DateUtils
+    {
+    public:
+        // Converts SYSTEMTIME structure to DateTime value
+        // Converts: SYSTEMTIME -> FILETIME -> DateTime
+        static Windows::Foundation::DateTime SystemTimeToDateTime(SYSTEMTIME systemTime)
+        {
+            LPFILETIME lpFileTime = new FILETIME();
+            SystemTimeToFileTime(&systemTime, lpFileTime);
+
+            Windows::Foundation::DateTime dateTime;
+            dateTime.UniversalTime = (DWORD)lpFileTime->dwHighDateTime;
+            dateTime.UniversalTime <<= 32;
+            dateTime.UniversalTime |= (DWORD)lpFileTime->dwLowDateTime;
+
+            return dateTime;
+        }
+
+        // Converts DateTime value to SYSTEMTIME structure
+        // Converts: DateTime -> FILETIME -> SYSTEMTIME
+        static SYSTEMTIME DateTimeToSystemTime(Windows::Foundation::DateTime dateTime)
+        {
+            FILETIME fileTime;
+            fileTime.dwLowDateTime = (DWORD)(dateTime.UniversalTime & 0xffffffff);
+            fileTime.dwHighDateTime = (DWORD)(dateTime.UniversalTime >> 32);
+
+            SYSTEMTIME systemTime;
+            FileTimeToSystemTime(&fileTime, &systemTime);
+
+            return systemTime;
+        }
+
+        // Returns long date format for a date
+        static Platform::String^ GetLongDate(SYSTEMTIME systemTime)
+        {
+            auto formatter = ref new Windows::Globalization::DateTimeFormatting::DateTimeFormatter(
+                L"longdate",
+                Windows::Globalization::ApplicationLanguages::Languages,
+                Windows::System::UserProfile::GlobalizationPreferences::HomeGeographicRegion,
+                Windows::Globalization::CalendarIdentifiers::Gregorian,
+                Windows::Globalization::ClockIdentifiers::TwentyFourHour);
+
+            Windows::Foundation::DateTime dateTime = SystemTimeToDateTime(systemTime);
+            return formatter->Format(dateTime);
+        }
+    };
+}
+