65 lines
2.6 KiB
C#
65 lines
2.6 KiB
C#
using System.Windows;
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using OneClickRun.Helpers;
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using Xunit;
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namespace OneClickRun.Tests;
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/// <summary>滑动选择：按方向角选取最近扇形的行为测试</summary>
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public class WheelGeometrySwipeTests
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{
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private const double InnerR = 70;
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private static readonly Point Center = new(300, 300);
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private static Point At(double angleDeg, double radius) =>
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WheelGeometry.PointOnCircle(Center, radius, angleDeg * Math.PI / 180);
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[Theory]
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[InlineData(4, -90, 0)] // 上 → 扇形0
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[InlineData(4, 0, 1)] // 右 → 扇形1
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[InlineData(4, 90, 2)] // 下 → 扇形2
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[InlineData(4, 180, 3)] // 左 → 扇形3
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[InlineData(3, -90, 0)] // 上 → 扇形0
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[InlineData(3, 0, 0)] // 右 → 扇形0（3:00 位于扇形0 区域内）
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[InlineData(3, 90, 1)] // 下 → 扇形1
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[InlineData(3, 180, 2)] // 左 → 扇形2
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[InlineData(12, 15, 3)] // 12 扇区：15° 方向 → rel=105°，span=30° → 扇形3
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public void PicksSectorByDirection(int count, double angleDeg, int expected)
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{
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var point = At(angleDeg, (InnerR + 220) / 2);
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Assert.Equal(expected, WheelGeometry.PickSectorByAngle(point, Center, InnerR, count));
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}
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[Fact]
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public void CenterHubReturnsNull()
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{
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Assert.Null(WheelGeometry.PickSectorByAngle(Center, Center, InnerR, 4));
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Assert.Null(WheelGeometry.PickSectorByAngle(At(45, InnerR - 5), Center, InnerR, 4));
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}
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[Fact]
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public void BeyondOuterRadiusStillPicksByDirection()
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{
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// 快速滑动滑出圆环外：仍按方向命中
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Assert.Equal(0, WheelGeometry.PickSectorByAngle(At(-45, 800), Center, InnerR, 4));
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Assert.Equal(2, WheelGeometry.PickSectorByAngle(At(135, 2000), Center, InnerR, 4));
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}
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[Fact]
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public void GapAndBoundaryPickNearestSector()
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{
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// 4 扇区：89°/91° 位于 90° 边界两侧的间隙内，应就近归属扇形1/扇形2
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Assert.Equal(1, WheelGeometry.PickSectorByAngle(At(89, 145), Center, InnerR, 4));
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Assert.Equal(2, WheelGeometry.PickSectorByAngle(At(91, 145), Center, InnerR, 4));
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// 恰好正下方：边界平局 → 扇形2
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Assert.Equal(2, WheelGeometry.PickSectorByAngle(At(90, 145), Center, InnerR, 4));
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}
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[Fact]
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public void SingleSectorPicksAnyDirection()
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{
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Assert.Equal(0, WheelGeometry.PickSectorByAngle(At(0, 300), Center, InnerR, 1));
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Assert.Equal(0, WheelGeometry.PickSectorByAngle(At(213, 300), Center, InnerR, 1));
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Assert.Null(WheelGeometry.PickSectorByAngle(Center, Center, InnerR, 1));
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}
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}
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