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77 lines
1.5 KiB
77 lines
1.5 KiB
package metrics
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import "testing"
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func BenchmarkCounter(b *testing.B) {
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c := NewCounter()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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c.Inc(1)
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}
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}
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func TestCounterClear(t *testing.T) {
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c := NewCounter()
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c.Inc(1)
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c.Clear()
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if count := c.Snapshot().Count(); count != 0 {
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t.Errorf("c.Count(): 0 != %v\n", count)
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}
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}
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func TestCounterDec1(t *testing.T) {
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c := NewCounter()
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c.Dec(1)
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if count := c.Snapshot().Count(); count != -1 {
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t.Errorf("c.Count(): -1 != %v\n", count)
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}
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}
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func TestCounterDec2(t *testing.T) {
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c := NewCounter()
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c.Dec(2)
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if count := c.Snapshot().Count(); count != -2 {
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t.Errorf("c.Count(): -2 != %v\n", count)
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}
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}
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func TestCounterInc1(t *testing.T) {
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c := NewCounter()
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c.Inc(1)
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if count := c.Snapshot().Count(); count != 1 {
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t.Errorf("c.Count(): 1 != %v\n", count)
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}
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}
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func TestCounterInc2(t *testing.T) {
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c := NewCounter()
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c.Inc(2)
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if count := c.Snapshot().Count(); count != 2 {
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t.Errorf("c.Count(): 2 != %v\n", count)
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}
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}
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func TestCounterSnapshot(t *testing.T) {
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c := NewCounter()
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c.Inc(1)
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snapshot := c.Snapshot()
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c.Inc(1)
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if count := snapshot.Count(); count != 1 {
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t.Errorf("c.Count(): 1 != %v\n", count)
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}
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}
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func TestCounterZero(t *testing.T) {
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c := NewCounter()
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if count := c.Snapshot().Count(); count != 0 {
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t.Errorf("c.Count(): 0 != %v\n", count)
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}
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}
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func TestGetOrRegisterCounter(t *testing.T) {
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r := NewRegistry()
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NewRegisteredCounter("foo", r).Inc(47)
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if c := GetOrRegisterCounter("foo", r).Snapshot(); c.Count() != 47 {
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t.Fatal(c)
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}
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}
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