54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package main
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import (
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"io"
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"log"
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"sync"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type MockSender struct {
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messages []GenericMessage
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}
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func (self *MockSender) Send(msg GenericMessage) error {
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self.messages = append(self.messages, msg)
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return nil
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}
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type MockSleeper struct {
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ch *chan<- interface{}
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callCount int
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}
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func (self *MockSleeper) Sleep(ch chan<- interface{}) {
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if self.ch == nil {
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self.ch = &ch
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}
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self.callCount += 1
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}
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func TestMessageThrottling(t *testing.T) {
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testEvents := make(chan GenericMessage)
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wg := sync.WaitGroup{}
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mockSender := MockSender{make([]GenericMessage, 0)}
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mockSleeper := MockSleeper{nil, 0}
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go tgSenderWorker(testEvents, &mockSender, &wg, &mockSleeper, log.New(io.Discard, "", log.Ltime))
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testEvents <- GenericMessage{123, "test1"}
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testEvents <- GenericMessage{124, "test3"}
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testEvents <- GenericMessage{123, "test2"}
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testEvents <- GenericMessage{124, "test4"}
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assert.Equal(t, 1, mockSleeper.callCount)
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*mockSleeper.ch <- nil
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assert.Equal(t, 1, mockSleeper.callCount)
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testEvents <- GenericMessage{123, "test5"}
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close(testEvents)
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wg.Wait()
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assert.Equal(t, 2, mockSleeper.callCount)
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assert.Len(t, mockSender.messages, 3)
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assert.Contains(t, mockSender.messages, GenericMessage{123, "test1\ntest2\n"})
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}
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