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package org.apache.thrift.transport;
import org.junit.jupiter.api.Test;
import java.nio.ByteBuffer;
import java.nio.charset.StandardCharsets;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class TestTByteBuffer {
@Test
public void testReadWrite() throws Exception {
final TByteBuffer byteBuffer = new TByteBuffer(ByteBuffer.allocate(16));
byteBuffer.write("Hello World".getBytes(StandardCharsets.UTF_8));
assertEquals("Hello World", new String(byteBuffer.flip().toByteArray(), StandardCharsets.UTF_8));
}
@Test
public void testReuseReadWrite() throws Exception {
final TByteBuffer byteBuffer = new TByteBuffer(ByteBuffer.allocate(16));
byteBuffer.write("Hello World".getBytes(StandardCharsets.UTF_8));
assertEquals("Hello World", new String(byteBuffer.flip().toByteArray(), StandardCharsets.UTF_8));
byteBuffer.clear();
byteBuffer.write("Goodbye Horses".getBytes(StandardCharsets.UTF_8));
assertEquals("Goodbye Horses", new String(byteBuffer.flip().toByteArray(), StandardCharsets.UTF_8));
}
@Test
public void testOverflow() throws Exception {
final TByteBuffer byteBuffer = new TByteBuffer(ByteBuffer.allocate(4));
TTransportException e = assertThrows(TTransportException.class, ()-> byteBuffer.write("Hello World".getBytes(StandardCharsets.UTF_8)));
assertEquals("Not enough room in output buffer", e.getMessage());
}
}
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