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DOC-4756 sorted set examples with join() #3184

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239 changes: 239 additions & 0 deletions src/test/java/io/redis/examples/async/SortedSetExample.java
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// EXAMPLE: ss_tutorial
package io.redis.examples.async;

import io.lettuce.core.*;
import io.lettuce.core.api.async.RedisAsyncCommands;
import io.lettuce.core.api.StatefulRedisConnection;

// REMOVE_START
import org.junit.jupiter.api.Test;
// REMOVE_END
import java.util.*;
import java.util.concurrent.CompletableFuture;
// REMOVE_START
import static org.assertj.core.api.Assertions.assertThat;
// REMOVE_END

public class SortedSetExample {

@Test
public void run() {
RedisClient redisClient = RedisClient.create("redis://localhost:6379");

try (StatefulRedisConnection<String, String> connection = redisClient.connect()) {
RedisAsyncCommands<String, String> asyncCommands = connection.async();
// REMOVE_START
asyncCommands.del("racer_scores").toCompletableFuture().join();
// REMOVE_END

// STEP_START zadd
CompletableFuture<Void> zadd = asyncCommands.zadd("racer_scores", ScoredValue.just(10d, "Norem"))
.thenCompose(res1 -> {
System.out.println(res1); // >>> 1
// REMOVE_START
assertThat(res1).isEqualTo(1);
// REMOVE_END

return asyncCommands.zadd("racer_scores", ScoredValue.just(12d, "Castilla"));
}).thenCompose(res2 -> {
System.out.println(res2); // >>> 1
// REMOVE_START
assertThat(res2).isEqualTo(1);
// REMOVE_END

return asyncCommands.zadd("racer_scores", ScoredValue.just(8d, "Sam-Bodden"),
ScoredValue.just(10d, "Royce"), ScoredValue.just(6d, "Ford"),
ScoredValue.just(14d, "Prickett"));
})
// REMOVE_START
.thenApply(res -> {
assertThat(res).isEqualTo(4);
return res;
})
// REMOVE_END
.thenAccept(System.out::println) // >>> 4
.toCompletableFuture();
// STEP_END
zadd.join();

// STEP_START zrange
CompletableFuture<Void> zrange = asyncCommands.zrange("racer_scores", 0, -1).thenCompose(res3 -> {
System.out.println(res3);
// >>> [Ford, Sam-Bodden, Norem, Royce, Castilla, Prickett]
// REMOVE_START
assertThat(res3.toString()).isEqualTo("[Ford, Sam-Bodden, Norem, Royce, Castilla, Prickett]");
// REMOVE_END

return asyncCommands.zrevrange("racer_scores", 0, -1);
})
// REMOVE_START
.thenApply((List<String> res) -> {
assertThat(res.toString()).isEqualTo("[Prickett, Castilla, Royce, Norem, Sam-Bodden, Ford]");
return res;
})
// REMOVE_END
.thenAccept(System.out::println)
// >>> [Prickett, Castilla, Royce, Norem, Sam-Bodden, Ford]
.toCompletableFuture();
// STEP_END
zrange.join();

// STEP_START zrange_withscores
CompletableFuture<Void> zrangeWithScores = asyncCommands.zrangeWithScores("racer_scores", 0, -1)
// REMOVE_START
.thenApply((List<ScoredValue<String>> res) -> {
assertThat(res.toString()).isEqualTo("[ScoredValue[6.000000, Ford], ScoredValue[8.000000, Sam-Bodden],"
+ " ScoredValue[10.000000, Norem], ScoredValue[10.000000, Royce],"
+ " ScoredValue[12.000000, Castilla], ScoredValue[14.000000, Prickett]]");
return res;
})
// REMOVE_END
.thenAccept(System.out::println)
// >>> [ScoredValue[6.000000, Ford], ScoredValue[8.000000, Sam-Bodden]...
.toCompletableFuture();
// STEP_END
zrangeWithScores.join();

// STEP_START zrangebyscore
CompletableFuture<Void> zrangebyscore = asyncCommands
.zrangebyscore("racer_scores", Range.create(Double.MIN_VALUE, 10))
// REMOVE_START
.thenApply(res -> {
assertThat(res.toString()).isEqualTo("[Ford, Sam-Bodden, Norem, Royce]");
return res;
})
// REMOVE_END
.thenAccept(System.out::println)
// >>> [Ford, Sam-Bodden, Norem, Royce]
.toCompletableFuture();
// STEP_END
zrangebyscore.join();

// STEP_START zremrangebyscore
CompletableFuture<Void> zremrangebyscore = asyncCommands.zrem("racer_scores", "Castilla").thenCompose(res4 -> {
System.out.println(res4); // >>> 1
// REMOVE_START
assertThat(res4).isEqualTo(1);
// REMOVE_END

return asyncCommands.zremrangebyscore("racer_scores", Range.create(Double.MIN_VALUE, 9));
}).thenCompose(res5 -> {
System.out.println(res5); // >>> 2
// REMOVE_START
assertThat(res5).isEqualTo(2);
// REMOVE_END

return asyncCommands.zrange("racer_scores", 0, -1);
})
// REMOVE_START
.thenApply(res -> {
assertThat(res.toString()).isEqualTo("[Norem, Royce, Prickett]");
return res;
})
// REMOVE_END
.thenAccept(System.out::println)
// >>> [Norem, Royce, Prickett]
.toCompletableFuture();
// STEP_END
zremrangebyscore.join();

// STEP_START zrank
CompletableFuture<Void> zrank = asyncCommands.zrank("racer_scores", "Norem").thenCompose(res6 -> {
System.out.println(res6); // >>> 0
// REMOVE_START
assertThat(res6).isZero();
// REMOVE_END

return asyncCommands.zrevrank("racer_scores", "Norem");
})
// REMOVE_START
.thenApply(res -> {
assertThat(res).isEqualTo(2);
return res;
})
// REMOVE_END
.thenAccept(System.out::println) // >>> 2
.toCompletableFuture();
// STEP_END
zrank.join();

// STEP_START zadd_lex
CompletableFuture<Void> zaddLex = asyncCommands.zadd("racer_scores", ScoredValue.just(0d, "Norem"),
ScoredValue.just(0d, "Sam-Bodden"), ScoredValue.just(0d, "Royce"), ScoredValue.just(0d, "Castilla"),
ScoredValue.just(0d, "Prickett"), ScoredValue.just(0d, "Ford")).thenCompose(res7 -> {
System.out.println(res7); // >>> 3
// REMOVE_START
assertThat(res7).isEqualTo(3);
// REMOVE_END

return asyncCommands.zrange("racer_scores", 0, -1);
}).thenCompose(res8 -> {
System.out.println(res8);
// >>> [Castilla, Ford, Norem, Prickett, Royce, Sam-Bodden]
// REMOVE_START
assertThat(res8.toString()).isEqualTo("[Castilla, Ford, Norem, Prickett, Royce, Sam-Bodden]");
// REMOVE_END

return asyncCommands.zrangebylex("racer_scores", Range.create("A", "L"));
})
// REMOVE_START
.thenApply(res -> {
assertThat(res.toString()).isEqualTo("[Castilla, Ford]");
return res;
})
// REMOVE_END
.thenAccept(System.out::println)
// >>> [Castilla, Ford]
.toCompletableFuture();
// STEP_END
zaddLex.join();

// STEP_START leaderboard
CompletableFuture<Void> leaderboard = asyncCommands.zadd("racer_scores", ScoredValue.just(100, "Wood"))
.thenCompose(res9 -> {
System.out.println(res9); // >>> 1
// REMOVE_START
assertThat(res9).isEqualTo(1);
// REMOVE_END

return asyncCommands.zadd("racer_scores", ScoredValue.just(100, "Henshaw"));
}).thenCompose(res10 -> {
System.out.println(res10); // >>> 1
// REMOVE_START
assertThat(res10).isEqualTo(1);
// REMOVE_END

return asyncCommands.zadd("racer_scores", ScoredValue.just(150, "Henshaw"));
}).thenCompose(res11 -> {
System.out.println(res11); // >>> 0
// REMOVE_START
assertThat(res11).isZero();
// REMOVE_END

return asyncCommands.zincrby("racer_scores", 50, "Wood");
}).thenCompose(res12 -> {
System.out.println(res12); // >>> 150
// REMOVE_START
assertThat(res12).isEqualTo(150);
// REMOVE_END

return asyncCommands.zincrby("racer_scores", 50, "Henshaw");
})
// REMOVE_START
.thenApply(res -> {
assertThat(res).isEqualTo(200);
return res;
})
// REMOVE_END
.thenAccept(System.out::println) // >>> 200
.toCompletableFuture();
// STEP_END
leaderboard.join();
// HIDE_START
} finally {
redisClient.shutdown();
}
}

}
// HIDE_END