New unit and integration tests were added in order to test IObservable<EmailAddress> GetAll(ApiOptions options) method.

Octokit.Tests.Integration/Reactive/ObservableUserEmailsClientTests.cs

@@ -17,5 +17,16 @@ namespace Octokit.Tests.Integration
             var email = await client.GetAll();
             Assert.NotNull(email);
         }
+
+        [IntegrationTest]
+        public async Task CanGetEmailWithApiOptions()
+        {
+            var github = Helper.GetAuthenticatedClient();
+
+            var client = new ObservableUserEmailsClient(github);
+
+            var email = await client.GetAll(ApiOptions.None);
+            Assert.NotNull(email);
+        }
     }
 }

Octokit.Tests/Reactive/ObservableUserEmailsClientTests.cs

@@ -1,7 +1,7 @@
-using NSubstitute;
-using Octokit.Reactive;
-using System;
+using System;
 using System.Collections.Generic;
+using NSubstitute;
+using Octokit.Reactive;
 using Xunit;
 
 namespace Octokit.Tests
@@ -18,25 +18,41 @@ namespace Octokit.Tests
 
         public class TheGetAllMethod
         {
+            private static readonly Uri _expectedUri = new Uri("user/emails", UriKind.Relative);
+
             [Fact]
             public void GetsCorrectUrl()
             {
-                var expectedUri = new Uri("user/emails", UriKind.Relative);
                 var github = Substitute.For<IGitHubClient>();
                 var client = new ObservableUserEmailsClient(github);
 
                 client.GetAll();
 
-                github.Connection.Received(1).GetResponse<List<EmailAddress>>(expectedUri);
+                github.Connection.Received(1).GetResponse<List<EmailAddress>>(_expectedUri,
+                    Arg.Is<Dictionary<string, string>>(dictionary => dictionary.Count == 0));
+            }
+
+            [Fact]
+            public void GetsCorrectUrlWithApiOption()
+            {
+                var github = Substitute.For<IGitHubClient>();
+                var client = new ObservableUserEmailsClient(github);
+
+                var options = new ApiOptions
+                {
+                    StartPage = 1,
+                    PageCount = 1
+                };
+
+                client.GetAll(options);
+
+                github.Connection.Received(1).GetResponse<List<EmailAddress>>(_expectedUri,
+                    Arg.Is<Dictionary<string, string>>(dictionary => dictionary.Count == 1));
             }
         }
 
         public class TheAddMethod
         {
-            public IGitHubClient GitHubClient;
-
-            public ObservableUserEmailsClient Client;
-
             [Fact]
             public void CallsAddOnClient()
             {