Add testcase

osu.Game.Tests/Visual/TestCaseRankGraph.cs

@@ -0,0 +1,118 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Overlays.Profile;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using OpenTK;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+using System.Collections.Generic;
+using System;
+using osu.Game.Users;
+
+namespace osu.Game.Tests.Visual
+{
+    public class TestCaseRankGraph : OsuTestCase
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[] { typeof(RankChart) };
+
+        public TestCaseRankGraph()
+        {
+            RankChart graph;
+
+            var data = new int[89];
+            var dataWithZeros = new int[89];
+            var smallData = new int[89];
+
+            for(int i = 0; i < 89; i++)
+                data[i] = dataWithZeros[i] = (i + 1) * 1000;
+
+            for (int i = 20; i < 60; i++)
+                dataWithZeros[i] = 0;
+
+            for (int i = 79; i < 89; i++)
+                smallData[i] = 100000 - i * 1000;
+
+            Add(new Container
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Size = new Vector2(300, 150),
+                Children = new Drawable[]
+                {
+                    new Box
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Colour = OsuColour.Gray(0.2f)
+                    },
+                    graph = new RankChart
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                    }
+                }
+            });
+
+            AddStep("null user", () => graph.User.Value = null);
+            AddStep("rank only", () =>
+            {
+                graph.User.Value = new User
+                {
+                    Statistics = new UserStatistics
+                    {
+                        Rank = 123456,
+                        PP = 12345,
+                    }
+                };
+            });
+
+            AddStep("with rank history", () =>
+            {
+                graph.User.Value = new User
+                {
+                    Statistics = new UserStatistics
+                    {
+                        Rank = 89000,
+                        PP = 12345,
+                    },
+                    RankHistory = new User.RankHistoryData
+                    {
+                        Data = data,
+                    }
+                };
+            });
+
+            AddStep("with zero values", () =>
+            {
+                graph.User.Value = new User
+                {
+                    Statistics = new UserStatistics
+                    {
+                        Rank = 89000,
+                        PP = 12345,
+                    },
+                    RankHistory = new User.RankHistoryData
+                    {
+                        Data = dataWithZeros,
+                    }
+                };
+            });
+
+            AddStep("small amount of data", () =>
+            {
+                graph.User.Value = new User
+                {
+                    Statistics = new UserStatistics
+                    {
+                        Rank = 12000,
+                        PP = 12345,
+                    },
+                    RankHistory = new User.RankHistoryData
+                    {
+                        Data = smallData,
+                    }
+                };
+            });
+        }
+    }
+}

osu.Game.Tests/osu.Game.Tests.csproj

@@ -130,6 +130,7 @@
     <Compile Include="Visual\TestCaseOsuGame.cs" />
     <Compile Include="Visual\TestCasePlaybackControl.cs" />
     <Compile Include="Visual\TestCasePlaySongSelect.cs" />
+    <Compile Include="Visual\TestCaseRankGraph.cs" />
     <Compile Include="Visual\TestCaseReplay.cs" />
     <Compile Include="Visual\TestCaseReplaySettingsOverlay.cs" />
     <Compile Include="Visual\TestCaseResults.cs" />

osu.Game/Overlays/Profile/RankChart.cs

@@ -46,7 +46,6 @@ namespace osu.Game.Overlays.Profile
                     Text = "No recent plays",
                     TextSize = 14,
                     Font = @"Exo2.0-RegularItalic",
-                    Alpha = 0,
                     Padding = new MarginPadding { Bottom = padding }
                 },
                 rankText = new OsuSpriteText