19 lines
529 B
Go
19 lines
529 B
Go
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package utils
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import "testing"
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func TestHaversineKM_SamePoint(t *testing.T) {
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d := HaversineKM(35.6892, 51.3890, 35.6892, 51.3890)
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if d > 0.001 {
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t.Fatalf("expected ~0km for identical points, got %v", d)
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}
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}
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func TestHaversineKM_TehranToIsfahan(t *testing.T) {
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// فاصلهی تهران تا اصفهان تقریباً ۳۴۰ کیلومتره (خط مستقیم)
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d := HaversineKM(35.6892, 51.3890, 32.6546, 51.6680)
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if d < 300 || d > 380 {
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t.Fatalf("expected ~340km between Tehran and Isfahan, got %v", d)
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}
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}
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