osu/osu.Game.Tests/Visual/Settings/TestSceneSettingsNumberBox.cs

84 lines
2.8 KiB
C#

// 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.Linq;
using NUnit.Framework;
using osu.Framework.Testing;
using osu.Game.Graphics.UserInterface;
using osu.Game.Overlays.Settings;
namespace osu.Game.Tests.Visual.Settings
{
public class TestSceneSettingsNumberBox : OsuTestScene
{
private SettingsNumberBox numberBox;
private OsuTextBox textBox;
[SetUpSteps]
public void SetUpSteps()
{
AddStep("create number box", () => Child = numberBox = new SettingsNumberBox());
AddStep("get inner text box", () => textBox = numberBox.ChildrenOfType<OsuTextBox>().Single());
}
[Test]
public void TestLargeInteger()
{
AddStep("set current to 1,000,000,000", () => numberBox.Current.Value = 1_000_000_000);
AddAssert("text box text is correct", () => textBox.Text == "1000000000");
}
[Test]
public void TestUserInput()
{
inputText("42");
currentValueIs(42);
currentTextIs("42");
inputText(string.Empty);
currentValueIs(null);
currentTextIs(string.Empty);
inputText("555");
currentValueIs(555);
currentTextIs("555");
inputText("-4444");
// attempting to input the minus will raise an input error, the rest will pass through fine.
currentValueIs(4444);
currentTextIs("4444");
// checking the upper bound.
inputText(int.MaxValue.ToString());
currentValueIs(int.MaxValue);
currentTextIs(int.MaxValue.ToString());
inputText(smallestOverflowValue.ToString());
currentValueIs(int.MaxValue);
currentTextIs(int.MaxValue.ToString());
inputText("0");
currentValueIs(0);
currentTextIs("0");
// checking that leading zeroes are stripped.
inputText("00");
currentValueIs(0);
currentTextIs("0");
inputText("01");
currentValueIs(1);
currentTextIs("1");
}
private void inputText(string text) => AddStep($"set textbox text to {text}", () => textBox.Text = text);
private void currentValueIs(int? value) => AddAssert($"current value is {value?.ToString() ?? "null"}", () => numberBox.Current.Value == value);
private void currentTextIs(string value) => AddAssert($"current text is {value}", () => textBox.Text == value);
/// <summary>
/// The smallest number that overflows <see langword="int"/>.
/// </summary>
private static long smallestOverflowValue => 1L + int.MaxValue;
}
}