astro/basic/outer_planet_event_boundary_test.go
starainrt 46b555cd49
fix: 修复天象事件 API 在事件边界附近的重复返回问题
- 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
2026-05-23 23:08:05 +08:00

85 lines
5.4 KiB
Go

package basic
import (
"testing"
"time"
)
func TestOuterPlanetExactEventBoundaryIncludesCurrent(t *testing.T) {
cases := []struct {
name string
seed float64
lastFn func(float64) float64
nextFn func(float64) float64
}{
{name: "JupiterConjunction", seed: NextJupiterConjunction(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterConjunction, nextFn: NextJupiterConjunction},
{name: "JupiterOpposition", seed: NextJupiterOpposition(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterOpposition, nextFn: NextJupiterOpposition},
{name: "JupiterEasternQuadrature", seed: NextJupiterEasternQuadrature(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterEasternQuadrature, nextFn: NextJupiterEasternQuadrature},
{name: "JupiterWesternQuadrature", seed: NextJupiterWesternQuadrature(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterWesternQuadrature, nextFn: NextJupiterWesternQuadrature},
{name: "JupiterP2R", seed: NextJupiterProgradeToRetrograde(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterProgradeToRetrograde, nextFn: NextJupiterProgradeToRetrograde},
{name: "JupiterR2P", seed: NextJupiterRetrogradeToPrograde(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastJupiterRetrogradeToPrograde, nextFn: NextJupiterRetrogradeToPrograde},
{name: "SaturnOpposition", seed: NextSaturnOpposition(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastSaturnOpposition, nextFn: NextSaturnOpposition},
{name: "SaturnP2R", seed: NextSaturnProgradeToRetrograde(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastSaturnProgradeToRetrograde, nextFn: NextSaturnProgradeToRetrograde},
{name: "SaturnR2P", seed: NextSaturnRetrogradeToPrograde(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastSaturnRetrogradeToPrograde, nextFn: NextSaturnRetrogradeToPrograde},
{name: "UranusOpposition", seed: NextUranusOpposition(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastUranusOpposition, nextFn: NextUranusOpposition},
{name: "UranusP2R", seed: NextUranusProgradeToRetrograde(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastUranusProgradeToRetrograde, nextFn: NextUranusProgradeToRetrograde},
{name: "UranusR2P", seed: NextUranusRetrogradeToPrograde(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastUranusRetrogradeToPrograde, nextFn: NextUranusRetrogradeToPrograde},
{name: "NeptuneOpposition", seed: NextNeptuneOpposition(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastNeptuneOpposition, nextFn: NextNeptuneOpposition},
{name: "NeptuneP2R", seed: NextNeptuneProgradeToRetrograde(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastNeptuneProgradeToRetrograde, nextFn: NextNeptuneProgradeToRetrograde},
{name: "NeptuneR2P", seed: NextNeptuneRetrogradeToPrograde(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastNeptuneRetrogradeToPrograde, nextFn: NextNeptuneRetrogradeToPrograde},
{name: "MarsConjunction", seed: NextMarsConjunction(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastMarsConjunction, nextFn: NextMarsConjunction},
{name: "MarsOpposition", seed: NextMarsOpposition(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastMarsOpposition, nextFn: NextMarsOpposition},
{name: "MarsEasternQuadrature", seed: NextMarsEasternQuadrature(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastMarsEasternQuadrature, nextFn: NextMarsEasternQuadrature},
{name: "MarsWesternQuadrature", seed: NextMarsWesternQuadrature(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastMarsWesternQuadrature, nextFn: NextMarsWesternQuadrature},
{name: "MarsP2R", seed: NextMarsProgradeToRetrograde(ttjdUTC(2026, 1, 1, 0, 0, 0)), lastFn: LastMarsProgradeToRetrograde, nextFn: NextMarsProgradeToRetrograde},
{name: "MarsR2P", seed: NextMarsRetrogradeToPrograde(ttjdUTC(2025, 1, 1, 0, 0, 0)), lastFn: LastMarsRetrogradeToPrograde, nextFn: NextMarsRetrogradeToPrograde},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
queryTT := TD2UT(tc.seed, true)
last := tc.lastFn(queryTT)
next := tc.nextFn(queryTT)
if !sameEventJD(last, tc.seed) {
t.Fatalf("last exact boundary mismatch: got %.12f want %.12f", last, tc.seed)
}
if !sameEventJD(next, tc.seed) {
t.Fatalf("next exact boundary mismatch: got %.12f want %.12f", next, tc.seed)
}
})
}
}
func TestOuterPlanetNextEventAdvancesPastReturnedEvent(t *testing.T) {
cases := []struct {
name string
seed float64
next func(float64) float64
}{
{name: "MarsOpposition", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextMarsOpposition},
{name: "MarsP2R", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextMarsProgradeToRetrograde},
{name: "JupiterOpposition", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextJupiterOpposition},
{name: "SaturnConjunction", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextSaturnConjunction},
{name: "UranusP2R", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextUranusProgradeToRetrograde},
{name: "NeptuneR2P", seed: ttjdUTC(2026, 1, 1, 0, 0, 0), next: NextNeptuneRetrogradeToPrograde},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
first := tc.next(tc.seed)
query := TD2UT(Date2JDE(JDE2DateByZone(first, time.UTC, false).Add(time.Second)), true)
next := tc.next(query)
if !eventUTQueryAfterOrEqual(next, query) {
t.Fatalf("next should be after query: first=%.12f query=%.12f next=%.12f", first, query, next)
}
if sameEventJD(next, first) {
t.Fatalf("next should advance past first event: first=%.12f next=%.12f", first, next)
}
})
}
}
func ttjdUTC(year, month, day, hour, min, sec int) float64 {
return TD2UT(Date2JDE(time.Date(year, time.Month(month), day, hour, min, sec, 0, time.UTC)), true)
}