/usr/share/gocode/src/github.com/hashicorp/serf/command/agent/log_writer_test.go is in golang-github-hashicorp-serf-dev 0.7.0~ds1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | package agent
import (
"testing"
)
type MockLogHandler struct {
logs []string
}
func (m *MockLogHandler) HandleLog(l string) {
m.logs = append(m.logs, l)
}
func TestLogWriter(t *testing.T) {
h := &MockLogHandler{}
w := NewLogWriter(4)
// Write some logs
w.Write([]byte("one")) // Gets dropped!
w.Write([]byte("two"))
w.Write([]byte("three"))
w.Write([]byte("four"))
w.Write([]byte("five"))
// Register a handler, sends old!
w.RegisterHandler(h)
w.Write([]byte("six"))
w.Write([]byte("seven"))
// Deregister
w.DeregisterHandler(h)
w.Write([]byte("eight"))
w.Write([]byte("nine"))
out := []string{
"two",
"three",
"four",
"five",
"six",
"seven",
}
for idx := range out {
if out[idx] != h.logs[idx] {
t.Fatalf("mismatch %v", h.logs)
}
}
}
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