55 lines
966 B
Go
55 lines
966 B
Go
package limiter
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestRateLimiter(t *testing.T) {
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r := NewRateLimiter(5, time.Second)
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ticker := time.NewTicker(time.Millisecond * 75)
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// test that we can only get 5 receives from the rate limiter
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counter := 0
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outer:
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for {
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select {
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case <-r.C:
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counter++
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case <-ticker.C:
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break outer
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}
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}
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assert.Equal(t, 5, counter)
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r.Stop()
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// verify that the Stop function closes the channel.
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_, ok := <-r.C
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assert.False(t, ok)
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}
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func TestRateLimiterMultipleIterations(t *testing.T) {
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r := NewRateLimiter(5, time.Millisecond*50)
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ticker := time.NewTicker(time.Millisecond * 250)
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// test that we can get 15 receives from the rate limiter
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counter := 0
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outer:
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for {
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select {
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case <-ticker.C:
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break outer
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case <-r.C:
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counter++
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}
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}
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assert.True(t, counter > 10)
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r.Stop()
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// verify that the Stop function closes the channel.
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_, ok := <-r.C
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assert.False(t, ok)
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}
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