Added tests for the new -timePassed method

EZSwiftExtensionsTests/DateTests.swift

@@ -7,6 +7,7 @@
 //
 
 import XCTest
+@testable import EZSwiftExtensions
 
 class DateTests: XCTestCase {
     // note that Date uses UTC in Date(timeIntervalSince1970: _)
@@ -171,6 +172,41 @@ class DateTests: XCTestCase {
         XCTAssertEqual(fifteenYearsAgo?.timePassed(), "15 years ago")
     }
 
+    func testTimePassedEnumBetweenDates() {
+
+        let today = Date()
+        let timePassedToday: TimePassed = today.timePassed()
+        XCTAssertEqual(timePassedToday, TimePassed.now)
+
+        let fifteenYearsAgo = Calendar.current.date(byAdding: .year, value: -15, to: today)
+        let timePassedFifteenYearsAgo: TimePassed = fifteenYearsAgo!.timePassed()
+        XCTAssertEqual(timePassedFifteenYearsAgo, TimePassed.year(15))
+
+        let twoMonthsAgo = Calendar.current.date(byAdding: .month, value: -2, to: today)
+        let timePassedTwoMonthsAgo: TimePassed = twoMonthsAgo!.timePassed()
+        XCTAssertEqual(timePassedTwoMonthsAgo, TimePassed.month(2))
+
+        let yesterday = Calendar.current.date(byAdding: .day, value: -1, to: today)
+        let timePassedYesterday: TimePassed = yesterday!.timePassed()
+        XCTAssertEqual(timePassedYesterday, TimePassed.day(1))
+
+        let sixHoursAgo = Calendar.current.date(byAdding: .hour, value: -6, to: today)
+        let timePassedSixHoursAgo: TimePassed = sixHoursAgo!.timePassed()
+        XCTAssertEqual(timePassedSixHoursAgo, TimePassed.hour(6))
+
+        let thirteenMinutesAgo = Calendar.current.date(byAdding: .minute, value: -13, to: today)
+        let timePassedThirteenMinutesAgo: TimePassed = thirteenMinutesAgo!.timePassed()
+        XCTAssertEqual(timePassedThirteenMinutesAgo, TimePassed.minute(13))
+
+        let fiveSecondsAgo = Calendar.current.date(byAdding: .second, value: -5, to: today)
+        let timePassedFiveSecondsAgo: TimePassed = fiveSecondsAgo!.timePassed()
+        XCTAssertEqual(timePassedFiveSecondsAgo, TimePassed.second(5))
+
+        let oneSecondAgo = Calendar.current.date(byAdding: .second, value: -1, to: today)
+        let timePassedOneSecondAgo: TimePassed = oneSecondAgo!.timePassed()
+        XCTAssertEqual(timePassedOneSecondAgo, TimePassed.second(1))
+    }
+
     func testIsPast() {
         let beginningOfUnixTime = Date(timeIntervalSince1970: 0)
         XCTAssertTrue(beginningOfUnixTime.isPast)