From 5f1948d040b054a4ec68e964166b2c61aedb2d85 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bart=C5=82omiej=20Dach?= <dach.bartlomiej@gmail.com>
Date: Thu, 19 Aug 2021 22:31:11 +0200
Subject: [PATCH] Add failing test case

---
 .../Visual/Settings/TestSceneSettingsItem.cs   | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/osu.Game.Tests/Visual/Settings/TestSceneSettingsItem.cs b/osu.Game.Tests/Visual/Settings/TestSceneSettingsItem.cs
index df59b9284b..d9cce69ee3 100644
--- a/osu.Game.Tests/Visual/Settings/TestSceneSettingsItem.cs
+++ b/osu.Game.Tests/Visual/Settings/TestSceneSettingsItem.cs
@@ -76,5 +76,23 @@ namespace osu.Game.Tests.Visual.Settings
             AddStep("restore default", () => sliderBar.Current.SetDefault());
             AddUntilStep("restore button hidden", () => restoreDefaultValueButton.Alpha == 0);
         }
+
+        [Test]
+        public void TestWarningTextVisibility()
+        {
+            SettingsNumberBox numberBox = null;
+
+            AddStep("create settings item", () => Child = numberBox = new SettingsNumberBox());
+            AddAssert("warning text not created", () => !numberBox.ChildrenOfType<SettingsNoticeText>().Any());
+
+            AddStep("set warning text", () => numberBox.WarningText = "this is a warning!");
+            AddAssert("warning text created", () => numberBox.ChildrenOfType<SettingsNoticeText>().Single().Alpha == 1);
+
+            AddStep("unset warning text", () => numberBox.WarningText = default);
+            AddAssert("warning text hidden", () => numberBox.ChildrenOfType<SettingsNoticeText>().Single().Alpha == 0);
+
+            AddStep("set warning text again", () => numberBox.WarningText = "another warning!");
+            AddAssert("warning text shown again", () => numberBox.ChildrenOfType<SettingsNoticeText>().Single().Alpha == 1);
+        }
     }
 }