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Create Java code snippets for sets #3626 (#3661)
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* Create Java code snippets for sets #3626

* Apply suggestions from code review to add // STEP_END lines.

Co-authored-by: David Dougherty <david.dougherty@redis.com>

* format imports

---------

Co-authored-by: David Dougherty <david.dougherty@redis.com>
Co-authored-by: M Sazzadul Hoque <7600764+sazzad16@users.noreply.github.com>
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@suraj11chauhan @dwdougherty @sazzad16
3 people authored Jan 2, 2024
1 parent ccf74cf commit cea57ff
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185 changes: 185 additions & 0 deletions src/test/java/io/redis/examples/SetsExample.java
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//EXAMPLE: sets_tutorial
//HIDE_START
package io.redis.examples;

import redis.clients.jedis.UnifiedJedis;
import org.junit.Test;
import java.util.List;
import java.util.Set;

import static org.junit.Assert.assertTrue;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertEquals;

public class SetsExample {

@Test
public void run() {
UnifiedJedis jedis = new UnifiedJedis("redis://localhost:6379");
// HIDE_END
// REMOVE_START
jedis.del("bikes:racing:france");
jedis.del("bikes:racing:usa");
// REMOVE_END
// STEP_START sadd
long res1 = jedis.sadd("bikes:racing:france", "bike:1");
System.out.println(res1); // >>> 1

long res2 = jedis.sadd("bikes:racing:france", "bike:1");
System.out.println(res2); // >>> 0

long res3 = jedis.sadd("bikes:racing:france", "bike:2", "bike:3");
System.out.println(res3); // >>> 2

long res4 = jedis.sadd("bikes:racing:usa", "bike:1", "bike:4");
System.out.println(res4); // >>> 2
// STEP_END

// REMOVE_START
assertEquals(1,res1);
assertEquals(0,res2);
assertEquals(2,res3);
assertEquals(2,res4);
// REMOVE_END

// STEP_START sismember
// HIDE_START
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");
jedis.sadd("bikes:racing:usa", "bike:1", "bike:4");
// HIDE_END

boolean res5 = jedis.sismember("bikes:racing:usa", "bike:1");
System.out.println(res5); // >>> true

boolean res6 = jedis.sismember("bikes:racing:usa", "bike:2");
System.out.println(res6); // >>> false
// STEP_END

// REMOVE_START
assertTrue(res5);
assertFalse(res6);
// REMOVE_END

// STEP_START sinter
// HIDE_START
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");
jedis.sadd("bikes:racing:usa", "bike:1", "bike:4");
// HIDE_END

Set<String> res7 = jedis.sinter("bikes:racing:france", "bikes:racing:usa");
System.out.println(res7); // >>> [bike:1]
// STEP_END

// REMOVE_START
assertEquals("[bike:1]",res7.toString());
// REMOVE_END

// STEP_START scard
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");

long res8 = jedis.scard("bikes:racing:france");
System.out.println(res8); // >>> 3
// STEP_END

// REMOVE_START
assertEquals(3,res8);
jedis.del("bikes:racing:france");
// REMOVE_END

// STEP_START sadd_smembers
long res9 = jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");
System.out.println(res9); // >>> 3

Set<String> res10 = jedis.smembers("bikes:racing:france");
System.out.println(res10); // >>> [bike:1, bike:2, bike:3]
// STEP_END

// REMOVE_START
assertEquals(3,res9);
assertEquals("[bike:1, bike:2, bike:3]",res10.toString());
// REMOVE_END

// STEP_START smismember
boolean res11 = jedis.sismember("bikes:racing:france", "bike:1");
System.out.println(res11); // >>> true

List<Boolean> res12 = jedis.smismember("bikes:racing:france", "bike:2", "bike:3", "bike:4");
System.out.println(res12); // >>> [true,true,false]
// STEP_END

// REMOVE_START
assertTrue(res11);
assertEquals("[true, true, false]",res12.toString());
// REMOVE_END

// STEP_START sdiff
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");
jedis.sadd("bikes:racing:usa", "bike:1", "bike:4");

Set<String> res13 = jedis.sdiff("bikes:racing:france", "bikes:racing:usa");
System.out.println(res13); // >>> [bike:2, bike:3]

// REMOVE_START
assertEquals("[bike:2, bike:3]",res13.toString());
jedis.del("bikes:racing:france");
jedis.del("bikes:racing:usa");
// REMOVE_END
// STEP_END

// STEP_START multisets
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3");
jedis.sadd("bikes:racing:usa", "bike:1", "bike:4");
jedis.sadd("bikes:racing:italy", "bike:1", "bike:2", "bike:3", "bike:4");

Set<String> res14 = jedis.sinter("bikes:racing:france", "bikes:racing:usa", "bikes:racing:italy");
System.out.println(res14); // >>> [bike:1]

Set<String> res15 = jedis.sunion("bikes:racing:france", "bikes:racing:usa", "bikes:racing:italy");
System.out.println(res15); // >>> [bike:1, bike:2, bike:3, bike:4]

Set<String> res16 = jedis.sdiff("bikes:racing:france", "bikes:racing:usa", "bikes:racing:italy");
System.out.println(res16); // >>> []

Set<String> res17 = jedis.sdiff("bikes:racing:usa", "bikes:racing:france");
System.out.println(res17); // >>> [bike:4]

Set<String> res18 = jedis.sdiff("bikes:racing:france", "bikes:racing:usa");
System.out.println(res18); // >>> [bike:2, bike:3]

// REMOVE_START
assertEquals("[bike:1]",res14.toString());
assertEquals("[bike:1, bike:2, bike:3, bike:4]",res15.toString());
assertEquals("[]",res16.toString());
assertEquals("[bike:4]",res17.toString());
assertEquals("[bike:2, bike:3]",res18.toString());
jedis.del("bikes:racing:france");
jedis.del("bikes:racing:usa");
jedis.del("bikes:racing:italy");
// REMOVE_END
// STEP_END

// STEP_START srem
jedis.sadd("bikes:racing:france", "bike:1", "bike:2", "bike:3", "bike:4", "bike:5");

long res19 = jedis.srem("bikes:racing:france", "bike:1");
System.out.println(res18); // >>> 1

String res20 = jedis.spop("bikes:racing:france");
System.out.println(res20); // >>> bike:3

Set<String> res21 = jedis.smembers("bikes:racing:france");
System.out.println(res21); // >>> [bike:2, bike:4, bike:5]

String res22 = jedis.srandmember("bikes:racing:france");
System.out.println(res22); // >>> bike:4
// STEP_END

// REMOVE_START
assertEquals(1,res19);
// REMOVE_END

// HIDE_START
jedis.close();
// HIDE_END
}
}

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