syncthing/vendor/github.com/rcrowley/go-metrics/gauge_test.go

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package metrics
import "testing"
func BenchmarkGuage(b *testing.B) {
g := NewGauge()
b.ResetTimer()
for i := 0; i < b.N; i++ {
g.Update(int64(i))
}
}
func TestGauge(t *testing.T) {
g := NewGauge()
g.Update(int64(47))
if v := g.Value(); 47 != v {
t.Errorf("g.Value(): 47 != %v\n", v)
}
}
func TestGaugeSnapshot(t *testing.T) {
g := NewGauge()
g.Update(int64(47))
snapshot := g.Snapshot()
g.Update(int64(0))
if v := snapshot.Value(); 47 != v {
t.Errorf("g.Value(): 47 != %v\n", v)
}
}
func TestGetOrRegisterGauge(t *testing.T) {
r := NewRegistry()
NewRegisteredGauge("foo", r).Update(47)
if g := GetOrRegisterGauge("foo", r); 47 != g.Value() {
t.Fatal(g)
}
}