/usr/share/gocode/src/github.com/armon/go-metrics/inmem_signal_test.go is in golang-github-armon-go-metrics-dev 0.0~git20170601.0.f036747-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import (
"bytes"
"os"
"strings"
"syscall"
"testing"
"time"
)
func TestInmemSignal(t *testing.T) {
buf := bytes.NewBuffer(nil)
inm := NewInmemSink(10*time.Millisecond, 50*time.Millisecond)
sig := NewInmemSignal(inm, syscall.SIGUSR1, buf)
defer sig.Stop()
inm.SetGauge([]string{"foo"}, 42)
inm.EmitKey([]string{"bar"}, 42)
inm.IncrCounter([]string{"baz"}, 42)
inm.AddSample([]string{"wow"}, 42)
// Wait for period to end
time.Sleep(15 * time.Millisecond)
// Send signal!
syscall.Kill(os.Getpid(), syscall.SIGUSR1)
// Wait for flush
time.Sleep(10 * time.Millisecond)
// Check the output
out := string(buf.Bytes())
if !strings.Contains(out, "[G] 'foo': 42") {
t.Fatalf("bad: %v", out)
}
if !strings.Contains(out, "[P] 'bar': 42") {
t.Fatalf("bad: %v", out)
}
if !strings.Contains(out, "[C] 'baz': Count: 1 Sum: 42") {
t.Fatalf("bad: %v", out)
}
if !strings.Contains(out, "[S] 'wow': Count: 1 Sum: 42") {
t.Fatalf("bad: %v", out)
}
}
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