Decouple changelog test scene from web

osu.Game.Tests/Visual/Online/TestSceneChangelogOverlay.cs

@@ -1,8 +1,13 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
 using System.Collections.Generic;
+using System.Linq;
+using Humanizer;
 using NUnit.Framework;
+using osu.Game.Online.API;
+using osu.Game.Online.API.Requests;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Overlays;
 using osu.Game.Overlays.Changelog;
@@ -12,15 +17,63 @@ namespace osu.Game.Tests.Visual.Online
     [TestFixture]
     public class TestSceneChangelogOverlay : OsuTestScene
     {
+        private DummyAPIAccess dummyAPI => (DummyAPIAccess)API;
+
+        private readonly Dictionary<string, APIUpdateStream> streams;
+        private readonly Dictionary<string, APIChangelogBuild> builds;
+
+        private APIChangelogBuild requestedBuild;
         private TestChangelogOverlay changelog;
 
-        protected override bool UseOnlineAPI => true;
+        public TestSceneChangelogOverlay()
+        {
+            streams = APIUpdateStream.KNOWN_STREAMS.Keys.Select((stream, id) => new APIUpdateStream
+            {
+                Id = id + 1,
+                Name = stream,
+                DisplayName = stream.Humanize(), // not quite there, but good enough.
+            }).ToDictionary(stream => stream.Name);
+
+            string version = DateTimeOffset.Now.ToString("yyyy.Mdd.0");
+            builds = APIUpdateStream.KNOWN_STREAMS.Keys.Select(stream => new APIChangelogBuild
+            {
+                Version = version,
+                DisplayVersion = version,
+                UpdateStream = streams[stream],
+                ChangelogEntries = new List<APIChangelogEntry>()
+            }).ToDictionary(build => build.UpdateStream.Name);
+
+            foreach (var stream in streams.Values)
+                stream.LatestBuild = builds[stream.Name];
+        }
 
         [SetUp]
-        public void SetUp() => Schedule(() =>
+        public void SetUp()
         {
-            Child = changelog = new TestChangelogOverlay();
+            requestedBuild = null;
-        });
+
+            dummyAPI.HandleRequest = request =>
+            {
+                switch (request)
+                {
+                    case GetChangelogRequest changelogRequest:
+                        var changelogResponse = new APIChangelogIndex
+                        {
+                            Streams = streams.Values.ToList(),
+                            Builds = builds.Values.ToList()
+                        };
+                        changelogRequest.TriggerSuccess(changelogResponse);
+                        break;
+
+                    case GetChangelogBuildRequest buildRequest:
+                        if (requestedBuild != null)
+                            buildRequest.TriggerSuccess(requestedBuild);
+                        break;
+                }
+            };
+
+            Schedule(() => Child = changelog = new TestChangelogOverlay());
+        }
 
         [Test]
         public void ShowWithNoFetch()
@@ -41,26 +94,22 @@ namespace osu.Game.Tests.Visual.Online
         }
 
         [Test]
-        [Ignore("needs to be updated to not be so server dependent")]
         public void ShowWithBuild()
         {
-            AddStep(@"Show with Lazer 2018.712.0", () =>
+            showBuild(() => new APIChangelogBuild
             {
-                changelog.ShowBuild(new APIChangelogBuild
+                Version = "2018.712.0",
+                DisplayVersion = "2018.712.0",
+                UpdateStream = streams[OsuGameBase.CLIENT_STREAM_NAME],
+                ChangelogEntries = new List<APIChangelogEntry>
                 {
-                    Version = "2018.712.0",
+                    new APIChangelogEntry
-                    DisplayVersion = "2018.712.0",
-                    UpdateStream = new APIUpdateStream { Id = 5, Name = OsuGameBase.CLIENT_STREAM_NAME },
-                    ChangelogEntries = new List<APIChangelogEntry>
                     {
-                        new APIChangelogEntry
+                        Category = "Test",
-                        {
+                        Title = "Title",
-                            Category = "Test",
+                        MessageHtml = "Message",
-                            Title = "Title",
-                            MessageHtml = "Message",
-                        }
                     }
-                });
+                }
             });
 
             AddUntilStep(@"wait for streams", () => changelog.Streams?.Count > 0);
@@ -71,35 +120,38 @@ namespace osu.Game.Tests.Visual.Online
         [Test]
         public void TestHTMLUnescaping()
         {
-            AddStep(@"Ensure HTML string unescaping", () =>
+            showBuild(() => new APIChangelogBuild
             {
-                changelog.ShowBuild(new APIChangelogBuild
+                Version = "2019.920.0",
+                DisplayVersion = "2019.920.0",
+                UpdateStream = new APIUpdateStream
                 {
-                    Version = "2019.920.0",
+                    Name = "Test",
-                    DisplayVersion = "2019.920.0",
+                    DisplayName = "Test"
-                    UpdateStream = new APIUpdateStream
+                },
+                ChangelogEntries = new List<APIChangelogEntry>
+                {
+                    new APIChangelogEntry
                     {
-                        Name = "Test",
+                        Category = "Testing HTML strings unescaping",
-                        DisplayName = "Test"
+                        Title = "Ensuring HTML strings are being unescaped",
-                    },
+                        MessageHtml = "&quot;&quot;&quot;This text should appear triple-quoted&quot;&quot;&quot;    &gt;_&lt;",
-                    ChangelogEntries = new List<APIChangelogEntry>
+                        GithubUser = new APIChangelogUser
-                    {
-                        new APIChangelogEntry
                         {
-                            Category = "Testing HTML strings unescaping",
+                            DisplayName = "Dummy",
-                            Title = "Ensuring HTML strings are being unescaped",
+                            OsuUsername = "Dummy",
-                            MessageHtml = "&quot;&quot;&quot;This text should appear triple-quoted&quot;&quot;&quot;    &gt;_&lt;",
+                        }
-                            GithubUser = new APIChangelogUser
+                    },
-                            {
+                }
-                                DisplayName = "Dummy",
-                                OsuUsername = "Dummy",
-                            }
-                        },
-                    }
-                });
             });
         }
 
+        private void showBuild(Func<APIChangelogBuild> build)
+        {
+            AddStep("set up build", () => requestedBuild = build.Invoke());
+            AddStep("show build", () => changelog.ShowBuild(requestedBuild));
+        }
+
         private class TestChangelogOverlay : ChangelogOverlay
         {
             public new List<APIUpdateStream> Streams => base.Streams;