v2ray-core/common/alloc/buffer_test.go

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package alloc_test
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import (
"testing"
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. "github.com/v2ray/v2ray-core/common/alloc"
"github.com/v2ray/v2ray-core/testing/assert"
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)
func TestBufferClear(t *testing.T) {
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assert := assert.On(t)
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buffer := NewBuffer().Clear()
defer buffer.Release()
payload := "Bytes"
buffer.Append([]byte(payload))
assert.Int(buffer.Len()).Equals(len(payload))
buffer.Clear()
assert.Int(buffer.Len()).Equals(0)
}
func TestBufferIsFull(t *testing.T) {
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assert := assert.On(t)
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buffer := NewBuffer()
defer buffer.Release()
assert.Bool(buffer.IsFull()).IsTrue()
buffer.Clear()
assert.Bool(buffer.IsFull()).IsFalse()
}
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func TestBufferPrepend(t *testing.T) {
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assert := assert.On(t)
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buffer := NewBuffer().Clear()
defer buffer.Release()
buffer.Append([]byte{'a', 'b', 'c'})
buffer.Prepend([]byte{'x', 'y', 'z'})
assert.Int(buffer.Len()).Equals(6)
assert.Bytes(buffer.Value).Equals([]byte("xyzabc"))
buffer.Prepend([]byte{'u', 'v', 'w'})
assert.Bytes(buffer.Value).Equals([]byte("uvwxyzabc"))
}
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func TestBufferString(t *testing.T) {
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assert := assert.On(t)
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buffer := NewBuffer().Clear()
defer buffer.Release()
buffer.AppendString("Test String")
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assert.String(buffer.String()).Equals("Test String")
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}