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fix: 修复天象事件 API 在事件边界附近的重复返回问题

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- 修正合月、合日、留等Last/Next/Closest接口在精确命中和事件后秒级查询时仍返回当前事件的问题，避免应用侧枚举卡死
- 收紧事件边界判定，并补强水星、金星、火星近事件路径的稳定化，保证公开API的单调前进语义
- 补充公开wrapper、跨世纪样本和外部基线回归，覆盖合月邻近事件与边界场景
This commit is contained in:
兔子
2026-05-23 23:08:05 +08:00
parent be3af3884c
commit 46b555cd49
10 changed files with 235 additions and 51 deletions
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basic/moon_planet_conjunction_external_test.go
+30 -6
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@@ -122,7 +122,7 @@ func TestMoonPlanetConjunctionsMatchHorizonsBaseline(t *testing.T) {
t.Logf("moon-planet conjunction max diff: time=%v", maxDiff)
}
func TestMoonPlanetConjunctionDirectionalConsistencyAroundBaseline(t *testing.T) {
func TestMoonPlanetConjunctionDirectionalConsistencyAtComputedEvent(t *testing.T) {
baseline := loadMoonPlanetConjunctionBaseline(t)
planets := map[string]MoonPlanetConjunctionPlanet{
@@ -144,22 +144,24 @@ func TestMoonPlanetConjunctionDirectionalConsistencyAroundBaseline(t *testing.T)
if err != nil {
t.Fatalf("parse sample time %q: %v", sample.TimeUTC, err)
}
queryAtTT := TD2UT(Date2JDE(wantTime.UTC()), true)
queryAfterTT := TD2UT(Date2JDE(wantTime.Add(time.Hour).UTC()), true)
seedTT := TD2UT(Date2JDE(wantTime.Add(-12*time.Hour).UTC()), true)
eventUT := NextMoonPlanetConjunction(seedTT, planet)
eventTime := JDE2DateByZone(eventUT, time.UTC, false)
queryAtTT := TD2UT(Date2JDE(eventTime.UTC()), true)
queryAfterTT := TD2UT(Date2JDE(eventTime.Add(time.Hour).UTC()), true)
exactNext := NextMoonPlanetConjunction(queryAtTT, planet)
exactClosest := ClosestMoonPlanetConjunction(queryAtTT, planet)
exactLastAfter := LastMoonPlanetConjunction(queryAfterTT, planet)
wantUT := Date2JDE(wantTime.UTC())
for name, gotUT := range map[string]float64{
"exactNext": exactNext,
"exactClosest": exactClosest,
"lastAfterEvent": exactLastAfter,
} {
gotTime := JDE2DateByZone(gotUT, time.UTC, false)
if diff := math.Abs(gotUT - wantUT); diff > 5.0/86400.0 {
t.Fatalf("%s %s mismatch: got %s want %s diff=%v", sample.Planet, name, gotTime.Format(time.RFC3339Nano), sample.TimeUTC, diff*86400)
if diff := math.Abs(gotUT - eventUT); diff > 1e-9 {
t.Fatalf("%s %s mismatch: got %s want %s diff=%v", sample.Planet, name, gotTime.Format(time.RFC3339Nano), eventTime.Format(time.RFC3339Nano), diff*86400)
}
}
}
@@ -258,3 +260,25 @@ func TestMoonPlanetConjunctionKeepsImmediateNeighborEvents(t *testing.T) {
t.Fatalf("closest should keep immediate previous event: closest=%s last=%s", JDE2DateByZone(closestUT, time.UTC, false).Format(time.RFC3339Nano), JDE2DateByZone(lastUT, time.UTC, false).Format(time.RFC3339Nano))
}
}
func TestMoonPlanetConjunctionNextAdvancesPastReturnedEvent(t *testing.T) {
seed := TD2UT(Date2JDE(time.Date(2026, 5, 1, 0, 0, 0, 0, time.UTC)), true)
eventUT := NextMoonPlanetConjunction(seed, MoonPlanetConjunctionMercury)
query := JDE2DateByZone(eventUT, time.UTC, false).Add(time.Second)
queryTT := TD2UT(Date2JDE(query.UTC()), true)
nextUT := NextMoonPlanetConjunction(queryTT, MoonPlanetConjunctionMercury)
if eventUTQueryTTDelta(nextUT, queryTT) <= 0 {
t.Fatalf("expected next conjunction after query: query=%s next=%s delta=%.6fs",
query.Format(time.RFC3339Nano),
JDE2DateByZone(nextUT, time.UTC, false).Format(time.RFC3339Nano),
eventUTQueryTTDelta(nextUT, queryTT)*86400,
)
}
if sameEventJD(nextUT, eventUT) {
t.Fatalf("next conjunction should advance to a later event: event=%s next=%s",
JDE2DateByZone(eventUT, time.UTC, false).Format(time.RFC3339Nano),
JDE2DateByZone(nextUT, time.UTC, false).Format(time.RFC3339Nano),
)
}
}