Add tests for FormatDateTimeAsRemaining

Tests/Lib/Localization/TranslationGuildContext.test.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+using Geekbot.net.Lib.Localization;
+using Moq;
+using Xunit;
+
+namespace Tests.Lib.Localization
+{
+    public class TranslationGuildContext_test
+    {
+        public class FormatDateTimeAsRemainingTestDto
+        {
+            public DateTimeOffset DateTime { get; set; }
+            public string Expected { get; set; }
+        }
+
+        public static TestData<FormatDateTimeAsRemainingTestDto> FormatDateTimeAsRemainingData =>
+            new TestData<FormatDateTimeAsRemainingTestDto>
+            {
+                {
+                    "Wait for days",
+                    new FormatDateTimeAsRemainingTestDto
+                    {
+                        DateTime = DateTimeOffset.Now.AddDays(5),
+                        Expected = "4 days, 23 hours, 59 minutes and 59 seconds"
+                    }
+                },
+                {
+                    "Wait for minutes",
+                    new FormatDateTimeAsRemainingTestDto
+                    {
+                        DateTime = DateTimeOffset.Now.AddMinutes(5),
+                        Expected = "4 minutes and 59 seconds"
+                    }
+                },
+                {
+                    "Wait for seconds",
+                    new FormatDateTimeAsRemainingTestDto
+                    {
+                        DateTime = DateTimeOffset.Now.AddSeconds(5),
+                        Expected = "4 seconds"
+                    }
+                }
+            };
+        
+        [Theory, MemberData(nameof(FormatDateTimeAsRemainingData))]
+        public void FormatDateTimeAsRemaining(string testName, FormatDateTimeAsRemainingTestDto testData)
+        {
+            var translationHandlerMock = new Mock<ITranslationHandler>(MockBehavior.Loose);
+            translationHandlerMock
+                .Setup(thm => thm.GetStrings("EN", "dateTime", "Days"))
+                .Returns(new List<string> {{"day"}, {"days"}});
+            translationHandlerMock
+                .Setup(thm => thm.GetStrings("EN", "dateTime", "Hours"))
+                .Returns(new List<string> {{"hour"}, {"hours"}});
+            translationHandlerMock
+                .Setup(thm => thm.GetStrings("EN", "dateTime", "Minutes"))
+                .Returns(new List<string> {{"minute"}, {"minutes"}});
+            translationHandlerMock
+                .Setup(thm => thm.GetStrings("EN", "dateTime", "Seconds"))
+                .Returns(new List<string> {{"second"}, {"seconds"}});
+            translationHandlerMock
+                .Setup(thm => thm.GetStrings("EN", "dateTime", "And"))
+                .Returns(new List<string> {{"and"}});
+            
+            var context = new TranslationGuildContext(translationHandlerMock.Object, "EN", new Dictionary<string, List<string>>());
+            var result = context.FormatDateTimeAsRemaining(testData.DateTime);
+            Assert.Equal(result, testData.Expected);
+        }
+    }
+}

Tests/Tests.csproj

@@ -7,6 +7,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.0.0" />
+    <PackageReference Include="Moq" Version="4.10.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
     <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.1" />