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53 lines
807 B
53 lines
807 B
package timeutil
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import (
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"testing"
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"time"
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)
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func TestExpBackoff(t *testing.T) {
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tests := []struct {
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prev time.Duration
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max time.Duration
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want time.Duration
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}{
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{
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prev: time.Duration(0),
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max: time.Minute,
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want: time.Second,
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},
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{
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prev: time.Second,
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max: time.Minute,
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want: 2 * time.Second,
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},
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{
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prev: 16 * time.Second,
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max: time.Minute,
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want: 32 * time.Second,
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},
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{
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prev: 32 * time.Second,
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max: time.Minute,
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want: time.Minute,
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},
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{
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prev: time.Minute,
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max: time.Minute,
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want: time.Minute,
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},
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{
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prev: 2 * time.Minute,
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max: time.Minute,
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want: time.Minute,
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},
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}
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for i, tt := range tests {
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got := ExpBackoff(tt.prev, tt.max)
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if tt.want != got {
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t.Errorf("case %d: want=%v got=%v", i, tt.want, got)
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}
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}
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}
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