b612
044f2f4381
- 新增半解析、旧模型、自定义与多源堆叠星历实例，提供 Context、Instance、SPK 读取及状态与视位置计算 - 统一太阳、月球和行星实例接口，扩展黄经穿越、留、相位、最近角距、偕日可见、任意高度升落、轨道节点及凌日等天象查询 - 完善日月食、月掩与凌日的月缘剖面、有限盘面接触、站心修正、局地可见性、全球路径和地图输出 - 新增 SVG、GeoJSON、KML 天象输出及凌日、月掩和月缘地形相关缓存与几何求解 - 新增恒星星表导入与查询，支持 CSV、Hipparcos、BSC5、Stellarium 等格式及名称、交叉标识、锥面检索和星等过滤 - 补充 IAU 2006、地球定向、折射消光、大气观测、轨道传播及半解析行星/月球数据支持 - 将默认未来民用时标切换为 TimeScaleLeapHour，更新 2027–2400 农历速查表、中文日期解析和时区边界处理 - 增加事件基线、跨模型回归、几何边界、月缘地形和输出契约测试，完善中英文手册、示例资源、NOTICE 与忽略规则
50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
package geojson_test
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import (
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"testing"
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"time"
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"b612.me/astro/eclipse"
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"b612.me/astro/geojson"
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"b612.me/astro/internal/geodata"
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"b612.me/astro/internal/ephemtest"
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)
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// 极浅非中心食：采样足迹不闭合，日出日没相位线仍须并入可见包络。
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func TestMarshalSolarEclipse32881115FallbackCoversPhaseTracks(t *testing.T) {
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ephemtest.PinLegacy(t)
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path, ok := eclipse.SolarEclipsePartialFootprints(
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time.Date(3288, time.November, 15, 0, 0, 0, 0, time.UTC),
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eclipse.SolarEclipsePartialFootprintOptions{
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Step: 5 * time.Minute, BoundaryPoints: 96,
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CentralShadowStep: 5 * time.Minute, RiseSetStep: 2 * time.Minute,
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},
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)
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if !ok {
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t.Fatal("expected 3288-11-15 UTC solar eclipse")
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}
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if len(path.PartialBandContours) == 0 || len(path.RiseSetCurves) == 0 {
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t.Fatalf("unexpected topology: contours=%d curves=%d", len(path.PartialBandContours), len(path.RiseSetCurves))
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}
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data, err := geojson.MarshalSolarEclipse(path, nil)
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if err != nil {
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t.Fatalf("MarshalSolarEclipse: %v", err)
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}
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band := featureWithRole(t, decodeCollection(t, data), "partial-band")
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rings := geoJSONMultiPolygonOuterRings(t, band)
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lines := make([][]geodata.GeoPoint, 0, len(path.RiseSetCurves)*2)
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for _, curve := range path.RiseSetCurves {
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for _, segment := range curve.Segments {
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line := make([]geodata.GeoPoint, len(segment))
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for index, point := range segment {
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line[index] = geodata.GeoPoint{Longitude: point.Longitude, Latitude: point.Latitude}
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}
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lines = append(lines, line)
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}
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}
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if miss := geodata.SphericalPolygonsPathMissDistanceKM(rings, lines, false); miss > 2 {
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t.Fatalf("fallback partial-band misses phase tracks by %.1f km", miss)
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}
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}
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