github.com/iotexproject/iotex-core@v1.14.1-rc1/pkg/counter/counter_test.go (about)

     1  // Copyright (c) 2018 IoTeX
     2  // This source code is provided 'as is' and no warranties are given as to title or non-infringement, merchantability
     3  // or fitness for purpose and, to the extent permitted by law, all liability for your use of the code is disclaimed.
     4  // This source code is governed by Apache License 2.0 that can be found in the LICENSE file.
     5  
     6  package counter
     7  
     8  import (
     9  	"testing"
    10  	"time"
    11  
    12  	"github.com/stretchr/testify/assert"
    13  )
    14  
    15  func TestSlidingWindowCounter1(t *testing.T) {
    16  	c := NewSlidingWindowCounter(time.Second, 100*time.Millisecond)
    17  	for i := 0; i < 10; i++ {
    18  		c.Increment()
    19  	}
    20  	assert.Equal(t, uint64(10), c.Count())
    21  	assert.Equal(t, uint64(10), c.Count())
    22  	time.Sleep(200 * time.Millisecond)
    23  	assert.Equal(t, uint64(10), c.Count())
    24  	time.Sleep(1000 * time.Millisecond)
    25  	assert.Equal(t, uint64(0), c.Count())
    26  }
    27  
    28  func TestSlidingWindowCounter2(t *testing.T) {
    29  	c := NewSlidingWindowCounter(time.Second, 100*time.Millisecond)
    30  	for i := 0; i < 15; i++ {
    31  		time.Sleep(110 * time.Millisecond)
    32  		c.Increment()
    33  	}
    34  	assert.Equal(t, uint64(10), c.Count())
    35  	for c.Count() > 0 {
    36  		time.Sleep(100 * time.Millisecond)
    37  	}
    38  }
    39  
    40  func TestSlidingWindowCounter3(t *testing.T) {
    41  	c := NewSlidingWindowCounter(time.Second, 100*time.Millisecond)
    42  	for i := 0; i < 150; i++ {
    43  		time.Sleep(10 * time.Millisecond)
    44  		c.Increment()
    45  	}
    46  	for _, slot := range c.window {
    47  		assert.True(t, slot > 0)
    48  	}
    49  }