starainrt
3ffdbe0034
- 新增日食、月食、本地可见性、中心线、半影区域、SVG 图示与沙罗周期信息 - 新增行星冲合、留、方照、物理星历、视直径、相位、亮肢角、轨道节点等计算 - 新增木星伽利略卫星位置、现象与接触事件计算 - 新增恒星星表、星座判定、自行修正与观测辅助能力 - 新增 coord、formula、orbit、sundial、lite/sun、lite/moon 等扩展包 - 完善农历年号、月相英文别名、视差角、大气质量、折射、日晷与双星计算 - 增加 NASA、JPL Horizons、IMCCE 等回归测试数据与基线测试 - 重构基础算法文件组织，补充大量公开 API 注释和语义回归测试 - 更新中文和英文 README，补充示例、精度说明、SVG 配图
70 lines
3.4 KiB
Go
70 lines
3.4 KiB
Go
package moon
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import (
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"math"
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"testing"
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"time"
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"b612.me/astro/basic"
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)
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func TestMaximumDeclinationWrappersMatchBasic(t *testing.T) {
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north := basic.MoonMaximumNorthDeclinations(2026, time.January)
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northWrapped := MaximumNorthDeclinationsInMonth(2026, time.January)
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if len(northWrapped) != len(north) {
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t.Fatalf("north count mismatch: got %d want %d", len(northWrapped), len(north))
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}
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for i, event := range north {
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wantTime := basic.JDE2DateByZone(event.JDE, time.UTC, false)
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if !northWrapped[i].Time.Equal(wantTime) {
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t.Fatalf("north #%d time mismatch: got %s want %s", i+1, northWrapped[i].Time.Format(time.RFC3339Nano), wantTime.Format(time.RFC3339Nano))
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}
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if math.Float64bits(northWrapped[i].Declination) != math.Float64bits(event.Declination) {
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t.Fatalf("north #%d declination mismatch: got %.8f want %.8f", i+1, northWrapped[i].Declination, event.Declination)
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}
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}
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south := basic.MoonMaximumSouthDeclinations(2026, time.June)
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southWrapped := MaximumSouthDeclinationsInMonth(2026, time.June)
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if len(southWrapped) != len(south) {
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t.Fatalf("south count mismatch: got %d want %d", len(southWrapped), len(south))
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}
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for i, event := range south {
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wantTime := basic.JDE2DateByZone(event.JDE, time.UTC, false)
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if !southWrapped[i].Time.Equal(wantTime) {
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t.Fatalf("south #%d time mismatch: got %s want %s", i+1, southWrapped[i].Time.Format(time.RFC3339Nano), wantTime.Format(time.RFC3339Nano))
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}
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if math.Float64bits(southWrapped[i].Declination) != math.Float64bits(event.Declination) {
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t.Fatalf("south #%d declination mismatch: got %.8f want %.8f", i+1, southWrapped[i].Declination, event.Declination)
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}
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}
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}
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func TestMaximumDeclinationSearchWrappersMatchBasic(t *testing.T) {
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loc := time.FixedZone("CST", 8*3600)
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query := time.Date(2026, time.January, 10, 18, 30, 0, 0, loc)
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queryJDE := basic.Date2JDE(query.UTC())
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assertMaximumDeclinationInfoMatchesBasic(t, "last north", LastMaximumNorthDeclination(query), basic.LastMoonMaximumNorthDeclination(queryJDE), loc)
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assertMaximumDeclinationInfoMatchesBasic(t, "next north", NextMaximumNorthDeclination(query), basic.NextMoonMaximumNorthDeclination(queryJDE), loc)
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assertMaximumDeclinationInfoMatchesBasic(t, "closest north", ClosestMaximumNorthDeclination(query), basic.ClosestMoonMaximumNorthDeclination(queryJDE), loc)
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assertMaximumDeclinationInfoMatchesBasic(t, "last south", LastMaximumSouthDeclination(query), basic.LastMoonMaximumSouthDeclination(queryJDE), loc)
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assertMaximumDeclinationInfoMatchesBasic(t, "next south", NextMaximumSouthDeclination(query), basic.NextMoonMaximumSouthDeclination(queryJDE), loc)
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assertMaximumDeclinationInfoMatchesBasic(t, "closest south", ClosestMaximumSouthDeclination(query), basic.ClosestMoonMaximumSouthDeclination(queryJDE), loc)
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}
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func assertMaximumDeclinationInfoMatchesBasic(t *testing.T, name string, got MaximumDeclinationInfo, want basic.DeclinationEvent, loc *time.Location) {
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t.Helper()
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wantTime := basic.JDE2DateByZone(want.JDE, loc, false)
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if got.Time.Location() != loc {
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t.Fatalf("%s location mismatch: got %q want %q", name, got.Time.Location().String(), loc.String())
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}
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if !got.Time.Equal(wantTime) {
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t.Fatalf("%s time mismatch: got %s want %s", name, got.Time.Format(time.RFC3339Nano), wantTime.Format(time.RFC3339Nano))
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}
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if math.Float64bits(got.Declination) != math.Float64bits(want.Declination) {
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t.Fatalf("%s declination mismatch: got %.8f want %.8f", name, got.Declination, want.Declination)
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}
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}
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