maui-linux/tests/Views/SkiaButtonTests.cs

141 lines
3.3 KiB
C#

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using FluentAssertions;
using Microsoft.Maui.Platform;
using SkiaSharp;
using Xunit;
namespace Microsoft.Maui.Controls.Linux.Tests.Views;
public class SkiaButtonTests
{
[Fact]
public void Constructor_SetsDefaultValues()
{
// Arrange & Act
var button = new SkiaButton();
// Assert
button.Text.Should().BeEmpty();
button.IsEnabled.Should().BeTrue();
button.IsFocusable.Should().BeTrue();
}
[Fact]
public void Text_WhenSet_UpdatesProperty()
{
// Arrange
var button = new SkiaButton();
// Act
button.Text = "Click Me";
// Assert
button.Text.Should().Be("Click Me");
}
[Fact]
public void Measure_ReturnsMinimumSize()
{
// Arrange
var button = new SkiaButton { Text = "Test" };
// Act
var size = button.Measure(new SKSize(1000, 1000));
// Assert
size.Width.Should().BeGreaterThan(0);
size.Height.Should().BeGreaterThan(0);
}
[Fact]
public void Measure_ReturnsPositiveSize()
{
// Arrange
var button = new SkiaButton
{
Text = "Test",
RequestedWidth = 200,
RequestedHeight = 50
};
// Act
var size = button.Measure(new SKSize(1000, 1000));
// Assert - Measure returns content-based size
size.Width.Should().BeGreaterThan(0);
size.Height.Should().BeGreaterThan(0);
}
[Fact]
public void IsEnabled_WhenFalse_UpdatesProperty()
{
// Arrange
var button = new SkiaButton { Text = "Test" };
// Act
button.IsEnabled = false;
// Assert
button.IsEnabled.Should().BeFalse();
}
[Fact]
public void Clicked_EventCanBeSubscribed()
{
// Arrange
var button = new SkiaButton { Text = "Test" };
var eventSubscribed = false;
// Act
button.Clicked += (s, e) => eventSubscribed = true;
// Assert - Just verify we can subscribe without error
eventSubscribed.Should().BeFalse(); // Not raised yet, just subscribed
}
[Fact]
public void Draw_DoesNotThrow()
{
// Arrange
var button = new SkiaButton { Text = "Test" };
button.Bounds = new SKRect(0, 0, 100, 40);
using var surface = SKSurface.Create(new SKImageInfo(200, 100));
var canvas = surface.Canvas;
// Act & Assert
var exception = Record.Exception(() => button.Draw(canvas));
exception.Should().BeNull();
}
[Fact]
public void TextColor_WhenSet_UpdatesProperty()
{
// Arrange
var button = new SkiaButton();
var color = new SKColor(255, 0, 0);
// Act
button.TextColor = color;
// Assert
button.TextColor.Should().Be(color);
}
[Fact]
public void BackgroundColor_WhenSet_UpdatesProperty()
{
// Arrange
var button = new SkiaButton();
var color = new SKColor(0, 255, 0);
// Act
button.BackgroundColor = color;
// Assert
button.BackgroundColor.Should().Be(color);
}
}