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55 lines
1.1 KiB
55 lines
1.1 KiB
package buf_test
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import (
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"crypto/rand"
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"testing"
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"v2ray.com/core/common"
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. "v2ray.com/core/common/buf"
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. "v2ray.com/ext/assert"
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)
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func TestBufferedWriter(t *testing.T) {
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assert := With(t)
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content := New()
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writer := NewBufferedWriter(content)
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assert(writer.IsBuffered(), IsTrue)
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payload := make([]byte, 16)
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nBytes, err := writer.Write(payload)
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assert(nBytes, Equals, 16)
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assert(err, IsNil)
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assert(content.IsEmpty(), IsTrue)
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assert(writer.SetBuffered(false), IsNil)
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assert(content.Len(), Equals, 16)
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}
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func TestBufferedWriterLargePayload(t *testing.T) {
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assert := With(t)
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content := NewLocal(128 * 1024)
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writer := NewBufferedWriter(content)
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assert(writer.IsBuffered(), IsTrue)
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payload := make([]byte, 64*1024)
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common.Must2(rand.Read(payload))
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nBytes, err := writer.Write(payload[:512])
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assert(nBytes, Equals, 512)
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assert(err, IsNil)
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assert(content.IsEmpty(), IsTrue)
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nBytes, err = writer.Write(payload[512:])
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assert(err, IsNil)
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assert(writer.Flush(), IsNil)
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assert(nBytes, Equals, 64*1024-512)
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assert(content.Bytes(), Equals, payload)
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}
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