bring tests from unrelated PR into this project (#2013)

Octokit.Tests.Integration/Helpers/ObservableGithubClientExtensions.cs

@@ -81,5 +81,10 @@ internal static async Task<GpgKeyContext> CreateGpgKeyContext(this IObservableGi
 
             return new GpgKeyContext(client.Connection, key);
         }
+
+        internal static MaintenanceModeContext CreateMaintenanceModeContext(this IObservableGitHubClient client, bool enabled)
+        {
+            return new MaintenanceModeContext(client.Connection, enabled);
+        }
     }
 }

Octokit.Tests.Integration/Reactive/Enterprise/ObservableEnterpriseManagementConsoleTests.cs

@@ -0,0 +1,92 @@
+using System;
+using System.Linq;
+using System.Reactive.Linq;
+using System.Threading.Tasks;
+using Octokit.Reactive;
+using Octokit.Tests.Integration.Helpers;
+using Xunit;
+
+namespace Octokit.Tests.Integration
+{
+    public class ObservableEnterpriseManagementConsoleTests
+    {
+        readonly IObservableGitHubClient _github;
+
+        public ObservableEnterpriseManagementConsoleTests()
+        {
+            _github = new ObservableGitHubClient(EnterpriseHelper.GetAuthenticatedClient());
+        }
+
+        [GitHubEnterpriseManagementConsoleTest]
+        public async Task CanGetMaintenanceMode()
+        {
+            var maintenance = await _github.Enterprise.ManagementConsole.GetMaintenanceMode(EnterpriseHelper.ManagementConsolePassword);
+
+            Assert.NotNull(maintenance);
+        }
+
+        [GitHubEnterpriseManagementConsoleTest]
+        public async Task CanSetMaintenanceModeOff()
+        {
+            using (_github.CreateMaintenanceModeContext(true))
+            {
+                // Set maintenance mode OFF now
+                var maintenance = await
+                    _github.Enterprise.ManagementConsole.EditMaintenanceMode(
+                        new UpdateMaintenanceRequest(),
+                        EnterpriseHelper.ManagementConsolePassword);
+
+                Assert.Equal(MaintenanceModeStatus.Off, maintenance.Status);
+            }
+        }
+
+        [GitHubEnterpriseManagementConsoleTest]
+        public async Task CanSetMaintenanceModeOnNow()
+        {
+            using (_github.CreateMaintenanceModeContext(false))
+            {
+                // Set maintenance mode ON now
+                var maintenance = await
+                _github.Enterprise.ManagementConsole.EditMaintenanceMode(
+                    new UpdateMaintenanceRequest(
+                        new UpdateMaintenanceRequestDetails(true)),
+                    EnterpriseHelper.ManagementConsolePassword);
+
+                Assert.Equal(MaintenanceModeStatus.On, maintenance.Status);
+            }
+        }
+
+        [GitHubEnterpriseManagementConsoleTest]
+        public async Task CanScheduleMaintenanceModeOnWithDateTime()
+        {
+            using (_github.CreateMaintenanceModeContext(false))
+            {
+                // Schedule maintenance mode ON in 5 minutes
+                var scheduledTime = DateTimeOffset.Now.AddMinutes(5);
+                var maintenance = await
+                    _github.Enterprise.ManagementConsole.EditMaintenanceMode(
+                        new UpdateMaintenanceRequest(
+                            new UpdateMaintenanceRequestDetails(true, scheduledTime)),
+                        EnterpriseHelper.ManagementConsolePassword);
+
+                Assert.Equal(MaintenanceModeStatus.Scheduled, maintenance.Status);
+            }
+        }
+
+        [GitHubEnterpriseManagementConsoleTest]
+        public async Task CanScheduleMaintenanceModeOnWithPhrase()
+        {
+            using (_github.CreateMaintenanceModeContext(false))
+            {
+                // Schedule maintenance mode ON with phrase
+                var maintenance = await
+                _github.Enterprise.ManagementConsole.EditMaintenanceMode(
+                    new UpdateMaintenanceRequest(
+                        new UpdateMaintenanceRequestDetails(true, "tomorrow at 5pm")),
+                    EnterpriseHelper.ManagementConsolePassword);
+
+                Assert.Equal(MaintenanceModeStatus.Scheduled, maintenance.Status);
+            }
+        }
+    }
+}