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
49 lines
1.6 KiB
Go
49 lines
1.6 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 TestBrightLimbPositionAngleWrapperMatchesBasic(t *testing.T) {
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date := time.Date(2026, 4, 28, 9, 30, 45, 0, time.UTC)
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jd := observationTT(date)
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got := BrightLimbPositionAngle(date)
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want := basic.MoonBrightLimbPositionAngleN(jd, -1)
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if math.Float64bits(got) != math.Float64bits(want) {
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t.Fatalf("BrightLimbPositionAngle mismatch: got %.18f want %.18f", got, want)
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}
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}
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func TestTopocentricBrightLimbPositionAngleWrapperMatchesBasic(t *testing.T) {
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date := time.Date(2026, 4, 28, 9, 30, 45, 0, time.UTC)
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jd := observationTT(date)
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observerLon := 121.4737
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observerLat := 31.2304
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height := 4.0
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got := TopocentricBrightLimbPositionAngle(date, observerLon, observerLat, height)
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want := basic.MoonTopocentricBrightLimbPositionAngleN(jd, observerLon, observerLat, height, -1)
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if math.Float64bits(got) != math.Float64bits(want) {
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t.Fatalf("TopocentricBrightLimbPositionAngle mismatch: got %.18f want %.18f", got, want)
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}
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}
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func TestTopocentricBrightLimbPositionAnglePreservesInstantAcrossTimezones(t *testing.T) {
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utc := time.Date(2026, 4, 28, 9, 30, 45, 123000000, time.UTC)
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shanghai := utc.In(time.FixedZone("UTC+8", 8*3600))
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observerLon := 121.4737
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observerLat := 31.2304
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height := 4.0
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got := TopocentricBrightLimbPositionAngle(shanghai, observerLon, observerLat, height)
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want := TopocentricBrightLimbPositionAngle(utc, observerLon, observerLat, height)
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if math.Float64bits(got) != math.Float64bits(want) {
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t.Fatalf("timezone instant mismatch: got %.18f want %.18f", got, want)
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}
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}
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