Clean date humanize tests

release_notes.md

@@ -1,4 +1,6 @@
 ###In Development
+  - [#124](https://github.com/MehdiK/Humanizer/pull/124): Added Slovak localization (strings, formatter, tests)
+  - [#130](https://github.com/MehdiK/Humanizer/pull/130): Added Czech localization (strings, formatter, tests)
 
 [Commits](https://github.com/MehdiK/Humanizer/compare/v1.16.4...master)
 

src/Humanizer.Tests/ApiApprover/PublicApiApprovalTest.approve_public_api.approved.txt

@@ -149,15 +149,15 @@ public enum LetterCasing
 public class DefaultFormatter
 {
     public DefaultFormatter() { }
-    public string DateHumanize(Humanizer.Localisation.TimeUnit timeUnit, Humanizer.Localisation.TimeUnitTense timeUnitTense, int unit) { }
+    public string DateHumanize(Humanizer.Localisation.TimeUnit timeUnit, Humanizer.Localisation.Tense timeUnitTense, int unit) { }
     public string DateHumanize_Now() { }
     public string TimeSpanHumanize(Humanizer.Localisation.TimeUnit timeUnit, int unit) { }
     public string TimeSpanHumanize_Zero() { }
 }
 
 public interface IFormatter
 {
-    string DateHumanize(Humanizer.Localisation.TimeUnit timeUnit, Humanizer.Localisation.TimeUnitTense timeUnitTense, int unit);
+    string DateHumanize(Humanizer.Localisation.TimeUnit timeUnit, Humanizer.Localisation.Tense timeUnitTense, int unit);
     string DateHumanize_Now();
     string TimeSpanHumanize(Humanizer.Localisation.TimeUnit timeUnit, int unit);
     string TimeSpanHumanize_Zero();
@@ -173,6 +173,13 @@ public class Resources
     public string GetResource(string resourceKey) { }
 }
 
+public enum Tense
+{
+    Future,
+    Past,
+    value__,
+}
+
 public enum TimeUnit
 {
     Day,
@@ -186,13 +193,6 @@ public enum TimeUnit
     Year,
 }
 
-public enum TimeUnitTense
-{
-    Future,
-    Past,
-    value__,
-}
-
 public class NoMatchFoundException
 {
     public NoMatchFoundException() { }

src/Humanizer.Tests/DateHumanize.cs

@@ -0,0 +1,62 @@
+using System;
+using Humanizer.Localisation;
+using Xunit;
+
+namespace Humanizer.Tests
+{
+    public class DateHumanize
+    {
+        static void VerifyWithCurrentDate(string expectedString, TimeSpan deltaFromNow)
+        {
+            var utcNow = DateTime.UtcNow;
+            var localNow = DateTime.Now;
+
+            // feels like the only way to avoid breaking tests because CPU ticks over is to inject the base date
+            Assert.Equal(expectedString, utcNow.Add(deltaFromNow).Humanize(utcDate: true, dateToCompareAgainst: utcNow));
+            Assert.Equal(expectedString, localNow.Add(deltaFromNow).Humanize(utcDate: false, dateToCompareAgainst: localNow));
+        }
+
+        static void VerifyWithDateInjection(string expectedString, TimeSpan deltaFromNow)
+        {
+            var utcNow = new DateTime(2013, 6, 20, 9, 58, 22, DateTimeKind.Utc);
+            var now = new DateTime(2013, 6, 20, 11, 58, 22, DateTimeKind.Local);
+
+            Assert.Equal(expectedString, utcNow.Add(deltaFromNow).Humanize(utcDate: true, dateToCompareAgainst: utcNow));
+            Assert.Equal(expectedString, now.Add(deltaFromNow).Humanize(false, now));
+        }
+
+        public static void Verify(string expectedString, int unit, TimeUnit timeUnit, Tense tense)
+        {
+            var deltaFromNow = new TimeSpan();
+            unit = Math.Abs(unit);
+
+            if (tense == Tense.Past)
+                unit = -unit;
+
+            switch (timeUnit)
+            {
+                case TimeUnit.Second:
+                    deltaFromNow = TimeSpan.FromSeconds(unit);
+                    break;
+                case TimeUnit.Minute:
+                    deltaFromNow = TimeSpan.FromMinutes(unit);
+                    break;
+                case TimeUnit.Hour:
+                    deltaFromNow = TimeSpan.FromHours(unit);
+                    break;
+                case TimeUnit.Day:
+                    deltaFromNow = TimeSpan.FromDays(unit);
+                    break;
+                case TimeUnit.Month:
+                    deltaFromNow = TimeSpan.FromDays(unit*31);
+                    break;
+                case TimeUnit.Year:
+                    deltaFromNow = TimeSpan.FromDays(unit*366);
+                    break;
+            }
+
+            VerifyWithCurrentDate(expectedString, deltaFromNow);
+            VerifyWithDateInjection(expectedString, deltaFromNow);
+        }
+    }
+}