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
72 lines
2.7 KiB
Go
72 lines
2.7 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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)
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func Test_MoonPhaseDate(t *testing.T) {
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assertUnixClose := func(name string, got time.Time, want int64) {
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t.Helper()
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if math.Abs(float64(got.Unix()-want)) > 5 {
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t.Fatalf("%s = %d, want %d", name, got.Unix(), want)
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}
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}
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//指定北京时间2022年1月20日
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tz := time.FixedZone("CST", 8*3600)
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date := time.Date(2022, 01, 20, 00, 00, 00, 00, tz)
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//指定日期后的下一个朔月
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moonPhase01 := NextShuoYue(date)
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assertUnixClose("NextShuoYue", moonPhase01, 1643694356)
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//指定日期后的上一个朔月
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moonPhase01 = LastShuoYue(date)
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assertUnixClose("LastShuoYue", moonPhase01, 1641148406)
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//离指定日期最近的朔月
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moonPhase01 = ClosestShuoYue(date)
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assertUnixClose("ClosestShuoYue", moonPhase01, 1643694356)
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//离指定日期最近的望月时间
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moonPhase01 = ClosestWangYue(date)
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assertUnixClose("ClosestWangYue", moonPhase01, 1642463301)
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//离指定日期最近的上弦月时间
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moonPhase01 = ClosestShangXianYue(date)
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assertUnixClose("ClosestShangXianYue", moonPhase01, 1641751871)
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//离指定日期最近的下弦月时间
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moonPhase01 = ClosestXiaXianYue(date)
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assertUnixClose("ClosestXiaXianYue", moonPhase01, 1643118050)
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}
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func TestMoonPhaseEnglishAliases(t *testing.T) {
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tz := time.FixedZone("CST", 8*3600)
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date := time.Date(2022, 1, 20, 0, 0, 0, 0, tz)
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year := 2022.25
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assertSameTime := func(name string, got, want time.Time) {
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t.Helper()
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if !got.Equal(want) {
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t.Fatalf("%s = %s, want %s", name, got, want)
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}
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}
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assertSameTime("NewMoon", NewMoon(year), ShuoYue(year))
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assertSameTime("NextNewMoon", NextNewMoon(date), NextShuoYue(date))
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assertSameTime("LastNewMoon", LastNewMoon(date), LastShuoYue(date))
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assertSameTime("ClosestNewMoon", ClosestNewMoon(date), ClosestShuoYue(date))
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assertSameTime("FullMoon", FullMoon(year), WangYue(year))
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assertSameTime("NextFullMoon", NextFullMoon(date), NextWangYue(date))
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assertSameTime("LastFullMoon", LastFullMoon(date), LastWangYue(date))
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assertSameTime("ClosestFullMoon", ClosestFullMoon(date), ClosestWangYue(date))
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assertSameTime("FirstQuarter", FirstQuarter(year), ShangXianYue(year))
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assertSameTime("NextFirstQuarter", NextFirstQuarter(date), NextShangXianYue(date))
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assertSameTime("LastFirstQuarter", LastFirstQuarter(date), LastShangXianYue(date))
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assertSameTime("ClosestFirstQuarter", ClosestFirstQuarter(date), ClosestShangXianYue(date))
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assertSameTime("LastQuarter", LastQuarter(year), XiaXianYue(year))
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assertSameTime("NextLastQuarter", NextLastQuarter(date), NextXiaXianYue(date))
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assertSameTime("LastLastQuarter", LastLastQuarter(date), LastXiaXianYue(date))
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assertSameTime("ClosestLastQuarter", ClosestLastQuarter(date), ClosestXiaXianYue(date))
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}
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