55 lines
956 B
Go
55 lines
956 B
Go
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package lib
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import (
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"math"
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"testing"
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"time"
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"github.com/hashicorp/serf/coordinate"
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)
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func TestRTT(t *testing.T) {
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cases := []struct {
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a *coordinate.Coordinate
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b *coordinate.Coordinate
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dist float64
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}{
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{
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GenerateCoordinate(0),
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GenerateCoordinate(10 * time.Millisecond),
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0.010,
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},
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{
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GenerateCoordinate(10 * time.Millisecond),
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GenerateCoordinate(10 * time.Millisecond),
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0.0,
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},
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{
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GenerateCoordinate(8 * time.Millisecond),
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GenerateCoordinate(10 * time.Millisecond),
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0.002,
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},
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{
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GenerateCoordinate(10 * time.Millisecond),
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GenerateCoordinate(8 * time.Millisecond),
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0.002,
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},
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{
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nil,
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GenerateCoordinate(8 * time.Millisecond),
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math.Inf(1.0),
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},
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{
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GenerateCoordinate(8 * time.Millisecond),
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nil,
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math.Inf(1.0),
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},
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}
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for i, c := range cases {
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dist := ComputeDistance(c.a, c.b)
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if c.dist != dist {
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t.Fatalf("bad (%d): %9.6f != %9.6f", i, c.dist, dist)
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}
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}
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}
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