Add dateTimeBetween method to date.dart

example/faker.dart

@@ -27,6 +27,9 @@ void main() {
   // Generate random DateTime, between the years 2000 and 2020
   print(faker.date.dateTime(minYear: 2000, maxYear: 2020));
 
+  // Generate random DateTime, between the 2 dates
+  print(faker.date.dateTimeBetween(DateTime(2017, 9, 7), DateTime(2020, 9, 7)));
+
   // Generate random User Agent, with osName iOS
   print(faker.internet.userAgent(osName: 'iOS'));
 

lib/src/date.dart

@@ -53,6 +53,26 @@ class Date {
     );
   }
 
+  /// Generates a random [DateTime] in between 2 given dates.
+  /// This is accurate to the nearest hour.
+  /// Example:
+  /// ```dart
+  ///   faker.date.dateTimeBetween(DateTime(2017, 9, 7), DateTime(2020, 9, 7));
+  /// ```
+  DateTime dateTimeBetween(DateTime startDate, DateTime endDate) {
+    final hoursInBetween = endDate.difference(startDate).inHours;
+    return DateTime(
+      startDate.year, // year
+      startDate.month, // month
+      startDate.day, // day
+      startDate.hour + random.integer(hoursInBetween), // hour
+      random.integer(60), // minute
+      random.integer(60), // second
+      random.integer(1000), // millisecond
+      random.integer(1000), // microsecond
+    );
+  }
+
   /// Generates a random month
   ///
   /// Example:

test/specs/date.dart

@@ -9,6 +9,14 @@ void main() {
       expect(true, faker.date.dateTime() is DateTime);
     });
 
+    test('should be able to generate a DateTime between 2 DateTimes', () {
+      final fromDate = DateTime(1920);
+      final toDate = DateTime.now();
+      final fakeDateTime = faker.date.dateTimeBetween(fromDate, toDate);
+      expect(true,
+          fakeDateTime.isAfter(fromDate) && fakeDateTime.isBefore(toDate));
+    });
+
     test('should be able to generate a month', () {
       expect(faker.date.month(), matches(RegExp(r'^([\w\s\-])+$')));
     });