package com.lambdaworks.redis.codec;
import static org.assertj.core.api.Assertions.assertThat;
import java.nio.ByteBuffer;
import java.nio.charset.StandardCharsets;
import org.junit.Test;
import com.lambdaworks.redis.protocol.LettuceCharsets;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
/**
* @author Mark Paluch
*/
public class StringCodecTest {
String teststring = "hello üäü~∑†®†ª€∂‚¶¢ Wørld";
String teststringPlain = "hello uufadsfasdfadssdfadfs";
@Test
public void encodeUtf8Buf() throws Exception {
StringCodec codec = new StringCodec(LettuceCharsets.UTF8);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encode(teststring, buffer);
assertThat(buffer.toString(StandardCharsets.UTF_8)).isEqualTo(teststring);
}
@Test
public void encodeAsciiBuf() throws Exception {
StringCodec codec = new StringCodec(LettuceCharsets.ASCII);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encode(teststringPlain, buffer);
assertThat(buffer.toString(LettuceCharsets.ASCII)).isEqualTo(teststringPlain);
}
@Test
public void encodeIso88591Buf() throws Exception {
StringCodec codec = new StringCodec(StandardCharsets.ISO_8859_1);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encodeValue(teststringPlain, buffer);
assertThat(buffer.toString(StandardCharsets.ISO_8859_1)).isEqualTo(teststringPlain);
}
@Test
public void encodeAndDecodeUtf8Buf() throws Exception {
StringCodec codec = new StringCodec(LettuceCharsets.UTF8);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encodeKey(teststring, buffer);
assertThat(codec.decodeKey(buffer.nioBuffer())).isEqualTo(teststring);
}
@Test
public void encodeAndDecodeUtf8() throws Exception {
StringCodec codec = new StringCodec(LettuceCharsets.UTF8);
ByteBuffer byteBuffer = codec.encodeKey(teststring);
assertThat(codec.decodeKey(byteBuffer)).isEqualTo(teststring);
}
@Test
public void encodeAndDecodeAsciiBuf() throws Exception {
StringCodec codec = new StringCodec(LettuceCharsets.ASCII);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encode(teststringPlain, buffer);
assertThat(codec.decodeKey(buffer.nioBuffer())).isEqualTo(teststringPlain);
}
@Test
public void encodeAndDecodeIso88591Buf() throws Exception {
StringCodec codec = new StringCodec(StandardCharsets.ISO_8859_1);
ByteBuf buffer = Unpooled.buffer(1234);
codec.encode(teststringPlain, buffer);
assertThat(codec.decodeKey(buffer.nioBuffer())).isEqualTo(teststringPlain);
}
@Test
public void estimateSize() throws Exception {
assertThat(new StringCodec(LettuceCharsets.UTF8).estimateSize(teststring)).isEqualTo((int) (teststring.length() * 1.1));
assertThat(new StringCodec(LettuceCharsets.ASCII).estimateSize(teststring)).isEqualTo(teststring.length());
assertThat(new StringCodec(StandardCharsets.ISO_8859_1).estimateSize(teststring)).isEqualTo(teststring.length());
}
}