b612
2bf8478639
- 新增日月食中心带、偏食带、阴影足迹、等时线、食分线及升落边界计算，支持极区与混合食拓扑 - 新增日食单时刻阴影求解器、站心状态查询、批量采样和 ΔT 覆盖接口 - 重构恒星与行星月掩路径，补充有限盘面接触、站心修正、掩带宽度、极区投影及升落边界 - 扩展 SVG 与 GeoJSON 输出，支持详细面板、全球/极区/地球投影、边界闭合、时间标记和拓扑签名 - 扩展日月食候选搜索、局地搜索、沙罗序列预计算与范围外推，补充系列锚点和成员一致性校验 - 补齐古历纪年、儒略历独有闰日、多公历候选、历法改革跨日及精确日期运算接口 - 优化 ΔT、章动、恒星时、月球地平线、事件根搜索和本地星历缓存，降低重复计算开销并提升边界稳定
39 lines
1.2 KiB
Go
39 lines
1.2 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/geojson"
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"b612.me/astro/moon"
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)
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func TestMarshalPlanetOccultationVenus20250919OptimizedContoursAreStrictlyOrdered(t *testing.T) {
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day := time.Date(2025, 9, 19, 0, 0, 0, 0, time.UTC)
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paths, err := moon.FindPlanetOccultationPaths(
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day.Add(-12*time.Hour), day.Add(36*time.Hour), moon.OccultationVenus,
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moon.OccultationPathOptions{
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Step: 5 * time.Minute,
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TargetSpacingKM: 300,
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DisableFootprints: true,
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RiseSetStep: 30 * time.Second,
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},
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)
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if err != nil || len(paths) != 1 {
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t.Fatalf("FindPlanetOccultationPaths paths=%d err=%v, want one path", len(paths), err)
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}
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if len(paths[0].PartialBandContours) != 2 {
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t.Fatalf("partial contours=%d, want two", len(paths[0].PartialBandContours))
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}
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for contourIndex, contour := range paths[0].PartialBandContours {
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for index := 1; index < len(contour); index++ {
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if !contour[index].Time.After(contour[index-1].Time) {
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t.Fatalf("contour %d sample %d is not strictly increasing: %s then %s", contourIndex, index, contour[index-1].Time, contour[index].Time)
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}
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}
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}
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if _, err := geojson.MarshalPlanetOccultation(paths[0]); err != nil {
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t.Fatalf("MarshalPlanetOccultation: %v", err)
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}
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}
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