fix: 修正行星事件边界与留点计算
- 统一 UT 事件时刻与 TT 查询时刻的边界判断 - 将外行星留点搜索锚定到对应冲日周期 - 修正水星、金星合日、留、大距事件选择 - 统一七大行星视位置计算辅助逻辑 - 增加公开 Last/Next 边界和 JPL/NAOJ 基线回归测试
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@@ -0,0 +1,165 @@
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package basic
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import (
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"encoding/json"
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"os"
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"strings"
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"testing"
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"time"
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)
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type innerBaselineFile struct {
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Events []innerBaselineEvent `json:"events"`
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}
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type innerBaselineEvent struct {
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Planet string `json:"planet"`
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Kind string `json:"kind"`
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NAOJHintJST string `json:"naoj_hint_jst"`
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Precision string `json:"precision"`
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CandidateJST string `json:"candidate_jst"`
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VerifiedJST string `json:"verified_jst"`
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CandidateSource string `json:"candidate_source"`
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}
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func loadInnerBaseline(t *testing.T) innerBaselineFile {
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t.Helper()
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paths := [][]string{
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{
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"testdata/jpl_inner_event_baseline.json",
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"basic/testdata/jpl_inner_event_baseline.json",
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},
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{
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"testdata/jpl_inner_event_baseline_21c_sample.json",
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"basic/testdata/jpl_inner_event_baseline_21c_sample.json",
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},
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{
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"testdata/jpl_inner_event_baseline_20c_sample.json",
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"basic/testdata/jpl_inner_event_baseline_20c_sample.json",
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},
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{
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"testdata/jpl_inner_event_baseline_22c_sample.json",
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"basic/testdata/jpl_inner_event_baseline_22c_sample.json",
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},
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}
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var merged innerBaselineFile
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for index, candidates := range paths {
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var (
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data []byte
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err error
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)
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for _, path := range candidates {
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data, err = os.ReadFile(path)
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if err == nil {
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var baseline innerBaselineFile
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if err := json.Unmarshal(data, &baseline); err != nil {
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t.Fatal(err)
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}
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merged.Events = append(merged.Events, baseline.Events...)
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break
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}
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}
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if err != nil && index == 0 {
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t.Fatal(err)
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}
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}
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if len(merged.Events) == 0 {
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t.Fatal("empty inner baseline file")
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}
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return merged
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}
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func parseInnerBaselineTime(t *testing.T, value string) time.Time {
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t.Helper()
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loc := time.FixedZone("JST", 9*3600)
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layouts := []string{
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"2006-01-02 15:04:05 MST",
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"2006-01-02 15:04 MST",
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"2006-01-02 15:04:05",
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"2006-01-02 15:04",
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}
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var err error
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for _, layout := range layouts {
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when, parseErr := time.ParseInLocation(layout, value, loc)
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if parseErr == nil {
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return when
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}
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err = parseErr
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}
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t.Fatalf("parse baseline time %q: %v", value, err)
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return time.Time{}
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}
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func innerBaselineTolerance(event innerBaselineEvent) time.Duration {
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switch event.Kind {
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case "IC", "SC", "P2R", "R2P":
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return 2 * time.Minute
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case "GEE", "GEW":
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return 90 * time.Minute
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default:
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return 2 * time.Minute
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}
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}
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func innerEventFuncs(t *testing.T, event innerBaselineEvent) (func(float64) float64, func(float64) float64) {
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t.Helper()
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switch event.Planet + ":" + event.Kind {
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case "Mercury:IC":
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return LastMercuryInferiorConjunctionInclusive, NextMercuryInferiorConjunctionInclusive
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case "Mercury:SC":
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return LastMercurySuperiorConjunctionInclusive, NextMercurySuperiorConjunctionInclusive
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case "Mercury:P2R":
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return LastMercuryProgradeToRetrogradeInclusive, NextMercuryProgradeToRetrogradeInclusive
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case "Mercury:R2P":
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return LastMercuryRetrogradeToProgradeInclusive, NextMercuryRetrogradeToProgradeInclusive
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case "Mercury:GEE":
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return LastMercuryGreatestElongationEastInclusive, NextMercuryGreatestElongationEastInclusive
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case "Mercury:GEW":
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return LastMercuryGreatestElongationWestInclusive, NextMercuryGreatestElongationWestInclusive
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case "Venus:IC":
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return LastVenusInferiorConjunctionInclusive, NextVenusInferiorConjunctionInclusive
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case "Venus:SC":
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return LastVenusSuperiorConjunctionInclusive, NextVenusSuperiorConjunctionInclusive
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case "Venus:P2R":
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return LastVenusProgradeToRetrogradeInclusive, NextVenusProgradeToRetrogradeInclusive
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case "Venus:R2P":
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return LastVenusRetrogradeToProgradeInclusive, NextVenusRetrogradeToProgradeInclusive
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case "Venus:GEE":
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return LastVenusGreatestElongationEastInclusive, NextVenusGreatestElongationEastInclusive
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case "Venus:GEW":
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return LastVenusGreatestElongationWestInclusive, NextVenusGreatestElongationWestInclusive
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default:
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t.Fatalf("unsupported event %s:%s", event.Planet, event.Kind)
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return nil, nil
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}
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}
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func assertInnerBaselineEvent(t *testing.T, event innerBaselineEvent, lastFn, nextFn func(float64) float64) {
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t.Helper()
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when := parseInnerBaselineTime(t, event.VerifiedJST)
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before := when.Add(-24 * time.Hour)
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after := when.Add(24 * time.Hour)
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next := JDE2DateByZone(nextFn(toUTJD(before)), when.Location(), false)
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last := JDE2DateByZone(lastFn(toUTJD(after)), when.Location(), false)
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tolerance := innerBaselineTolerance(event)
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if diff := next.Sub(when); diff < -tolerance || diff > tolerance {
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t.Fatalf("%s %s next mismatch: got %s want %s tol=%s hint=%s candidate=%s via=%s", event.Planet, event.Kind, next, when, tolerance, event.NAOJHintJST, event.CandidateJST, event.CandidateSource)
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}
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if diff := last.Sub(when); diff < -tolerance || diff > tolerance {
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t.Fatalf("%s %s last mismatch: got %s want %s tol=%s hint=%s candidate=%s via=%s", event.Planet, event.Kind, last, when, tolerance, event.NAOJHintJST, event.CandidateJST, event.CandidateSource)
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}
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}
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func TestInnerPlanetTruthAgainstJPL(t *testing.T) {
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baseline := loadInnerBaseline(t)
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for _, event := range baseline.Events {
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event := event
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name := strings.Join([]string{event.Planet, event.Kind, event.VerifiedJST}, "_")
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t.Run(name, func(t *testing.T) {
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lastFn, nextFn := innerEventFuncs(t, event)
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assertInnerBaselineEvent(t, event, lastFn, nextFn)
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})
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}
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}
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