34 lines
809 B
Go
34 lines
809 B
Go
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package mars
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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 TestRiseTimeWithAtmosphere(t *testing.T) {
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loc := time.FixedZone("CST", 8*3600)
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date := time.Date(2025, 1, 1, 0, 0, 0, 0, loc)
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plain, err := RiseTime(date, 116.4, 39.9, 0, true)
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if err != nil {
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t.Fatal(err)
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}
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std, err := RiseTimeWithAtmosphere(date, 116.4, 39.9, 0, 1010, 10)
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if err != nil {
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t.Fatal(err)
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}
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dense, err := RiseTimeWithAtmosphere(date, 116.4, 39.9, 0, 1040, -30)
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if err != nil {
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t.Fatal(err)
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}
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if d := math.Abs(std.Sub(plain).Seconds()); d > 5 {
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t.Errorf("standard weather differs by %.2f s", d)
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}
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if !dense.Before(std) {
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t.Errorf("dense air must rise earlier: %v vs %v", dense, std)
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}
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if _, err := RiseTimeWithAtmosphere(date, 116.4, 39.9, 0, -1, 10); err == nil {
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t.Error("invalid pressure must fail")
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}
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}
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