b612
16c62a97d5
- 新增时标、ΔT 模型、质心时间与 UT1 支持 - 改进日月食、月掩、行星事件及路径边界计算 - 完善恒星三维自行与动态距离传播 - 扩展 SVG、GeoJSON、KML 输出与底层距离换算工具 - 整理中英文手册、示例资源及回归测试
20 lines
679 B
Go
20 lines
679 B
Go
package formula
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import (
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"math"
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"testing"
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)
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// formula 只做对外转发，换算基元在 tools，这里只锁别名与转发不脱钩。
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func TestDistanceDelegatesToTools(t *testing.T) {
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assertFormulaClose(t, "1 ly in pc", Distance(1, DistanceLightYear), 0.306601393786, 1e-12)
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assertFormulaClose(t, "1 pc identity", Distance(2.5, DistanceParsec), 2.5, 1e-15)
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assertFormulaClose(t, "aliases agree", float64(DistanceParsec), 0, 1e-15)
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if got := Distance(0, DistanceParsec); !math.IsNaN(got) {
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t.Fatalf("Distance(0) = %v, want NaN", got)
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}
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if got := Distance(1, DistanceUnit(200)); !math.IsNaN(got) {
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t.Fatalf("Distance(1, unknown unit) = %v, want NaN", got)
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}
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}
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