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68 lines
1.1 KiB
Go
68 lines
1.1 KiB
Go
package test
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import (
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"io/ioutil"
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"github.com/Sirupsen/logrus"
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)
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// test.Hook is a hook designed for dealing with logs in test scenarios.
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type Hook struct {
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Entries []*logrus.Entry
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}
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// Installs a test hook for the global logger.
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func NewGlobal() *Hook {
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hook := new(Hook)
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logrus.AddHook(hook)
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return hook
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}
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// Installs a test hook for a given local logger.
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func NewLocal(logger *logrus.Logger) *Hook {
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hook := new(Hook)
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logger.Hooks.Add(hook)
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return hook
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}
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// Creates a discarding logger and installs the test hook.
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func NewNullLogger() (*logrus.Logger, *Hook) {
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logger := logrus.New()
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logger.Out = ioutil.Discard
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return logger, NewLocal(logger)
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}
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func (t *Hook) Fire(e *logrus.Entry) error {
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t.Entries = append(t.Entries, e)
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return nil
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}
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func (t *Hook) Levels() []logrus.Level {
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return logrus.AllLevels
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}
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// LastEntry returns the last entry that was logged or nil.
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func (t *Hook) LastEntry() (l *logrus.Entry) {
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if i := len(t.Entries) - 1; i < 0 {
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return nil
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} else {
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return t.Entries[i]
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}
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}
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// Reset removes all Entries from this test hook.
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func (t *Hook) Reset() {
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t.Entries = make([]*logrus.Entry, 0)
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}
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