mirror of
https://github.com/seaweedfs/seaweedfs.git
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52 lines
1.5 KiB
Go
52 lines
1.5 KiB
Go
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package lock_manager
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import (
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"github.com/seaweedfs/seaweedfs/weed/pb"
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"github.com/stretchr/testify/assert"
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"testing"
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"time"
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)
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func TestAddServer(t *testing.T) {
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counter := 0
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r := NewLockRing(100*time.Millisecond, func(snapshot []pb.ServerAddress) {
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counter++
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if counter == 1 {
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assert.Equal(t, 1, len(snapshot))
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} else if counter == 2 {
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assert.Equal(t, 2, len(snapshot))
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}
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})
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r.AddServer("localhost:8080")
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assert.Equal(t, 1, len(r.snapshots))
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r.AddServer("localhost:8081")
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r.AddServer("localhost:8082")
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r.AddServer("localhost:8083")
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r.AddServer("localhost:8084")
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r.RemoveServer("localhost:8084")
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r.RemoveServer("localhost:8082")
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r.RemoveServer("localhost:8080")
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assert.Equal(t, 8, len(r.snapshots))
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time.Sleep(110 * time.Millisecond)
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assert.Equal(t, 2, len(r.snapshots))
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}
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func TestLockRing(t *testing.T) {
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r := NewLockRing(100*time.Millisecond, nil)
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r.SetSnapshot([]pb.ServerAddress{"localhost:8080", "localhost:8081"})
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assert.Equal(t, 1, len(r.snapshots))
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r.SetSnapshot([]pb.ServerAddress{"localhost:8080", "localhost:8081", "localhost:8082"})
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assert.Equal(t, 2, len(r.snapshots))
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time.Sleep(110 * time.Millisecond)
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r.SetSnapshot([]pb.ServerAddress{"localhost:8080", "localhost:8081", "localhost:8082", "localhost:8083"})
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assert.Equal(t, 3, len(r.snapshots))
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time.Sleep(110 * time.Millisecond)
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assert.Equal(t, 2, len(r.snapshots))
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r.SetSnapshot([]pb.ServerAddress{"localhost:8080", "localhost:8081", "localhost:8082", "localhost:8083", "localhost:8084"})
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assert.Equal(t, 3, len(r.snapshots))
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}
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