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dt-set.js
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// EXAMPLE: sets_tutorial
// HIDE_START
import assert from 'assert';
import { createClient } from 'redis';
const client = await createClient();
await client.connect();
// HIDE_END
// REMOVE_START
await client.del('bikes:racing:france')
await client.del('bikes:racing:usa')
// REMOVE_END
// STEP_START sAdd
const res1 = await client.sAdd('bikes:racing:france', 'bike:1')
console.log(res1) // >>> 1
const res2 = await client.sAdd('bikes:racing:france', 'bike:1')
console.log(res2) // >>> 0
const res3 = await client.sAdd('bikes:racing:france', ['bike:2', 'bike:3'])
console.log(res3) // >>> 2
const res4 = await client.sAdd('bikes:racing:usa', ['bike:1', 'bike:4'])
console.log(res4) // >>> 2
// STEP_END
// REMOVE_START
assert.equal(res1, 1)
assert.equal(res2, 0)
assert.equal(res3, 2)
assert.equal(res4, 2)
// REMOVE_END
// STEP_START sIsMember
// HIDE_START
await client.del('bikes:racing:france')
await client.del('bikes:racing:usa')
await client.sAdd('bikes:racing:france', 'bike:1', 'bike:2', 'bike:3')
await client.sAdd('bikes:racing:usa', 'bike:1', 'bike:4')
// HIDE_END
const res5 = await client.sIsMember('bikes:racing:usa', 'bike:1')
console.log(res5) // >>> true
const res6 = await client.sIsMember('bikes:racing:usa', 'bike:2')
console.log(res6) // >>> false
// STEP_END
// REMOVE_START
assert.equal(res5, true)
assert.equal(res6, false)
// REMOVE_END
// STEP_START sinster
// HIDE_START
await client.del('bikes:racing:france')
await client.del('bikes:racing:usa')
await client.sAdd('bikes:racing:france', 'bike:1', 'bike:2', 'bike:3')
await client.sAdd('bikes:racing:usa', 'bike:1', 'bike:4')
// HIDE_END
const res7 = await client.sInter('bikes:racing:france', 'bikes:racing:usa')
console.log(res7) // >>> {'bike:1'}
// STEP_END
// REMOVE_START
assert.deepEqual(res7, [ 'bike:1' ])
// REMOVE_END
// STEP_START sCard
// HIDE_START
await client.del('bikes:racing:france')
await client.sAdd('bikes:racing:france', ['bike:1', 'bike:2', 'bike:3'])
// HIDE_END
const res8 = await client.sCard('bikes:racing:france')
console.log(res8) // >>> 3
// STEP_END
// REMOVE_START
assert.equal(res8, 3)
await client.del('bikes:racing:france')
// REMOVE_END
// STEP_START sAdd_sMembers
const res9 = await client.sAdd('bikes:racing:france', ['bike:1', 'bike:2', 'bike:3'])
console.log(res9) // >>> 3
const res10 = await client.sMembers('bikes:racing:france')
console.log(res10) // >>> ['bike:1', 'bike:2', 'bike:3']
// STEP_END
// REMOVE_START
assert.equal(res9, 3)
assert.deepEqual(res10.sort(), ['bike:1', 'bike:2', 'bike:3'])
// REMOVE_END
// STEP_START smIsMember
const res11 = await client.sIsMember('bikes:racing:france', 'bike:1')
console.log(res11) // >>> true
const res12 = await client.smIsMember('bikes:racing:france', ['bike:2', 'bike:3', 'bike:4'])
console.log(res12) // >>> [true, true, false]
// STEP_END
// REMOVE_START
assert.equal(res11, true)
assert.deepEqual(res12, [true, true, false])
// REMOVE_END
// STEP_START sDiff
await client.sAdd('bikes:racing:france', ['bike:1', 'bike:2', 'bike:3'])
await client.sAdd('bikes:racing:usa', ['bike:1', 'bike:4'])
const res13 = await client.sDiff(['bikes:racing:france', 'bikes:racing:usa'])
console.log(res13) // >>> [ 'bike:2', 'bike:3' ]
// STEP_END
// REMOVE_START
assert.deepEqual(res13, ['bike:2', 'bike:3'])
await client.del('bikes:racing:france')
await client.del('bikes:racing:usa')
// REMOVE_END
// STEP_START multisets
await client.sAdd('bikes:racing:france', ['bike:1', 'bike:2', 'bike:3'])
await client.sAdd('bikes:racing:usa', ['bike:1', 'bike:4'])
await client.sAdd('bikes:racing:italy', ['bike:1', 'bike:2', 'bike:3', 'bike:4'])
const res14 = await client.sInter(
['bikes:racing:france', 'bikes:racing:usa', 'bikes:racing:italy']
)
console.log(res14) // >>> ['bike:1']
const res15 = await client.sUnion(
['bikes:racing:france', 'bikes:racing:usa', 'bikes:racing:italy']
)
console.log(res15) // >>> ['bike:1', 'bike:2', 'bike:3', 'bike:4']
const res16 = await client.sDiff(['bikes:racing:france', 'bikes:racing:usa', 'bikes:racing:italy'])
console.log(res16) // >>> []
const res17 = await client.sDiff(['bikes:racing:usa', 'bikes:racing:france'])
console.log(res17) // >>> ['bike:4']
const res18 = await client.sDiff(['bikes:racing:france', 'bikes:racing:usa'])
console.log(res18) // >>> ['bike:2', 'bike:3']
// STEP_END
// REMOVE_START
assert.deepEqual(res14, ['bike:1'])
assert.deepEqual(res15.sort(), ['bike:1', 'bike:2', 'bike:3', 'bike:4'])
assert.deepEqual(res16, [])
assert.deepEqual(res17, ['bike:4'])
assert.deepEqual(res18, ['bike:2', 'bike:3'])
await client.del('bikes:racing:france')
await client.del('bikes:racing:usa')
await client.del('bikes:racing:italy')
// REMOVE_END
debugger;
// STEP_START sRem
await client.sAdd('bikes:racing:france', ['bike:1', 'bike:2', 'bike:3', 'bike:4', 'bike:5'])
const res19 = await client.sRem('bikes:racing:france', 'bike:1')
console.log(res19) // >>> 1
const res20 = await client.sPop('bikes:racing:france')
console.log(res20) // >>> bike:3 or other random value
const res21 = await client.sMembers('bikes:racing:france')
console.log(res21) // >>> ['bike:2', 'bike:4', 'bike:5']; depends on previous result
const res22 = await client.sRandMember('bikes:racing:france')
console.log(res22) // >>> bike:4 or other random value
// STEP_END
// REMOVE_START
assert.equal(res19, 1)
client.quit()
// none of the other results are deterministic
// REMOVE_END