feat: Enable CI for Redis CE 8.0 (#3274)

* chore: extract benchmark tests

* wip

* enable pubsub tests

* enable ring tests

* stop tests with build redis from source

* start all tests

* mix of makefile and action

* add sentinel configs

* fix example test

* stop debug on re

* wip

* enable gears for redis 7.2

* wip

* enable sentinel, they are expected to fail

* fix: linter configuration

* chore: update re versions

* return older redis enterprise version

* add basic codeql

* wip: increase timeout, focus only sentinel tests

* sentinels with docker network host

* enable all tests

* fix flanky test

* enable example tests

* tidy docker compose

* add debug output

* stop shutingdown masters

* don't test sentinel for re

* skip unsuported addscores

* Update README

bump go version in CI

* Update README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update CONTRIBUTING.md

add information about new test setup

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

doctests/bf_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_bloom() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:models")
 	// REMOVE_END
 

doctests/bitfield_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_bf() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1:stats")
 	// REMOVE_END
 

doctests/bitmap_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_ping() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "pings:2024-01-01-00:00")
 	// REMOVE_END
 
@@ -66,6 +68,8 @@ func ExampleClient_bitcount() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	_, err := rdb.SetBit(ctx, "pings:2024-01-01-00:00", 123, 1).Result()
 
 	if err != nil {

doctests/cmds_generic_test.go

@@ -23,6 +23,8 @@ func ExampleClient_del_cmd() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "key1", "key2", "key3")
 	// REMOVE_END
 
@@ -68,6 +70,8 @@ func ExampleClient_expire_cmd() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "mykey")
 	// REMOVE_END
 
@@ -167,6 +171,8 @@ func ExampleClient_ttl_cmd() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "mykey")
 	// REMOVE_END
 

doctests/cmds_hash_test.go

@@ -22,6 +22,8 @@ func ExampleClient_hset() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myhash")
 	// REMOVE_END
 
@@ -112,6 +114,8 @@ func ExampleClient_hget() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myhash")
 	// REMOVE_END
 
@@ -157,6 +161,8 @@ func ExampleClient_hgetall() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myhash")
 	// REMOVE_END
 
@@ -209,6 +215,8 @@ func ExampleClient_hvals() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myhash")
 	// REMOVE_END
 

doctests/cmds_servermgmt_test.go

@@ -22,6 +22,8 @@ func ExampleClient_cmd_flushall() {
 
 	// STEP_START flushall
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Set(ctx, "testkey1", "1", 0)
 	rdb.Set(ctx, "testkey2", "2", 0)
 	rdb.Set(ctx, "testkey3", "3", 0)

doctests/cmds_sorted_set_test.go

@@ -21,6 +21,8 @@ func ExampleClient_zadd_cmd() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myzset")
 	// REMOVE_END
 
@@ -82,6 +84,8 @@ func ExampleClient_zrange1() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myzset")
 	// REMOVE_END
 
@@ -140,6 +144,8 @@ func ExampleClient_zrange2() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myzset")
 	// REMOVE_END
 
@@ -180,6 +186,8 @@ func ExampleClient_zrange3() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "myzset")
 	// REMOVE_END
 

doctests/cmds_string_test.go

@@ -21,6 +21,8 @@ func ExampleClient_cmd_incr() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "mykey")
 	// REMOVE_END
 

doctests/cms_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_cms() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:profit")
 	// REMOVE_END
 

doctests/cuckoo_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_cuckoo() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:models")
 	// REMOVE_END
 

doctests/geo_index_test.go

@@ -20,7 +20,10 @@ func ExampleClient_geoindex() {
 		DB:       0,  // use default DB
 		Protocol: 2,
 	})
+
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.FTDropIndex(ctx, "productidx")
 	rdb.FTDropIndex(ctx, "geomidx")
 	rdb.Del(ctx, "product:46885", "product:46886", "shape:1", "shape:2", "shape:3", "shape:4")

doctests/geo_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_geoadd() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:rentable")
 	// REMOVE_END
 
@@ -81,6 +83,8 @@ func ExampleClient_geosearch() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:rentable")
 
 	_, err := rdb.GeoAdd(ctx, "bikes:rentable",

doctests/hash_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_set_get_all() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1")
 	// REMOVE_END
 
@@ -102,6 +104,8 @@ func ExampleClient_hmget() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1")
 	// REMOVE_END
 
@@ -160,6 +164,8 @@ func ExampleClient_hincrby() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1")
 	// REMOVE_END
 
@@ -209,6 +215,8 @@ func ExampleClient_incrby_get_mget() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1:stats")
 	// REMOVE_END
 

doctests/hll_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_pfadd() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes", "commuter_bikes", "all_bikes")
 	// REMOVE_END
 

doctests/home_json_example_test.go

@@ -26,6 +26,8 @@ func ExampleClient_search_json() {
 	})
 	// STEP_END
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "user:1", "user:2", "user:3")
 	rdb.FTDropIndex(ctx, "idx:users")
 	// REMOVE_END

doctests/json_tutorial_test.go

@@ -20,6 +20,8 @@ func ExampleClient_setget() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike")
 	// REMOVE_END
 
@@ -67,6 +69,8 @@ func ExampleClient_str() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike")
 	// REMOVE_END
 
@@ -120,6 +124,8 @@ func ExampleClient_num() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "crashes")
 	// REMOVE_END
 
@@ -174,6 +180,8 @@ func ExampleClient_arr() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "newbike")
 	// REMOVE_END
 

doctests/list_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_queue() {
 	})
 
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -75,6 +77,8 @@ func ExampleClient_stack() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -129,6 +133,8 @@ func ExampleClient_llen() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -156,6 +162,8 @@ func ExampleClient_lmove_lrange() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	rdb.Del(ctx, "bikes:finished")
 	// REMOVE_END
@@ -220,6 +228,8 @@ func ExampleClient_lpush_rpush() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -274,6 +284,8 @@ func ExampleClient_variadic() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -319,6 +331,8 @@ func ExampleClient_lpop_rpop() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -384,6 +398,8 @@ func ExampleClient_ltrim() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -429,6 +445,8 @@ func ExampleClient_ltrim_end_of_list() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -474,6 +492,8 @@ func ExampleClient_brpop() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:repairs")
 	// REMOVE_END
 
@@ -529,6 +549,8 @@ func ExampleClient_rule1() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "new_bikes")
 	// REMOVE_END
 

doctests/pipe_trans_example_test.go

@@ -20,6 +20,8 @@ func ExampleClient_transactions() {
 		DB:       0,  // use default DB
 	})
 	// REMOVE_START
+	// make sure we are working with fresh database
+	rdb.FlushDB(ctx)
 	for i := 0; i < 5; i++ {
 		rdb.Del(ctx, fmt.Sprintf("seat:%d", i))
 	}

doctests/query_agg_test.go

@@ -21,6 +21,8 @@ func ExampleClient_query_agg() {
 	})
 	// HIDE_END
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.FTDropIndex(ctx, "idx:bicycle")
 	rdb.FTDropIndex(ctx, "idx:email")
 	// REMOVE_END

doctests/query_em_test.go

@@ -5,6 +5,8 @@ package example_commands_test
 import (
 	"context"
 	"fmt"
+	"slices"
+	"strings"
 
 	"github.com/redis/go-redis/v9"
 )
@@ -21,6 +23,8 @@ func ExampleClient_query_em() {
 
 	// HIDE_END
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.FTDropIndex(ctx, "idx:bicycle")
 	rdb.FTDropIndex(ctx, "idx:email")
 	// REMOVE_END
@@ -274,11 +278,16 @@ func ExampleClient_query_em() {
 
 	fmt.Println(res3.Total) // >>> 5
 
-	for _, doc := range res3.Docs {
+	docs := res3.Docs
+	slices.SortFunc(docs, func(a, b redis.Document) int {
+		return strings.Compare(a.ID, b.ID)
+	})
+
+	for _, doc := range docs {
 		fmt.Println(doc.ID)
 	}
-	// >>> bicycle:5
 	// >>> bicycle:0
+	// >>> bicycle:5
 	// >>> bicycle:6
 	// >>> bicycle:7
 	// >>> bicycle:8
@@ -350,8 +359,8 @@ func ExampleClient_query_em() {
 	// 1
 	// bicycle:0
 	// 5
-	// bicycle:5
 	// bicycle:0
+	// bicycle:5
 	// bicycle:6
 	// bicycle:7
 	// bicycle:8

doctests/query_ft_test.go

@@ -21,6 +21,8 @@ func ExampleClient_query_ft() {
 	})
 	// HIDE_END
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.FTDropIndex(ctx, "idx:bicycle")
 	rdb.FTDropIndex(ctx, "idx:email")
 	// REMOVE_END

doctests/query_geo_test.go

@@ -21,6 +21,8 @@ func ExampleClient_query_geo() {
 	})
 	// HIDE_END
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.FTDropIndex(ctx, "idx:bicycle")
 	// REMOVE_END
 

doctests/set_get_test.go

@@ -21,6 +21,8 @@ func ExampleClient_Set_and_get() {
 	// HIDE_END
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	errFlush := rdb.FlushDB(ctx).Err() // Clear the database before each test
 	if errFlush != nil {
 		panic(errFlush)

doctests/sets_example_test.go

@@ -21,6 +21,8 @@ func ExampleClient_sadd() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	rdb.Del(ctx, "bikes:racing:usa")
 	// REMOVE_END
@@ -76,6 +78,8 @@ func ExampleClient_sismember() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	rdb.Del(ctx, "bikes:racing:usa")
 	// REMOVE_END
@@ -125,6 +129,8 @@ func ExampleClient_sinter() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	rdb.Del(ctx, "bikes:racing:usa")
 	// REMOVE_END
@@ -165,6 +171,8 @@ func ExampleClient_scard() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	// REMOVE_END
 
@@ -198,6 +206,8 @@ func ExampleClient_saddsmembers() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	// REMOVE_END
 
@@ -216,7 +226,7 @@ func ExampleClient_saddsmembers() {
 		panic(err)
 	}
 
-	// Sort the strings in the slice to make sure the output is lexicographical 
+	// Sort the strings in the slice to make sure the output is lexicographical
 	sort.Strings(res10)
 
 	fmt.Println(res10) // >>> [bike:1 bike:2 bike:3]
@@ -237,6 +247,8 @@ func ExampleClient_smismember() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	// REMOVE_END
 
@@ -279,6 +291,8 @@ func ExampleClient_sdiff() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	rdb.Del(ctx, "bikes:racing:usa")
 	// REMOVE_END
@@ -298,8 +312,7 @@ func ExampleClient_sdiff() {
 		panic(err)
 	}
 
-
-	// Sort the strings in the slice to make sure the output is lexicographical 
+	// Sort the strings in the slice to make sure the output is lexicographical
 	sort.Strings(res13)
 
 	fmt.Println(res13) // >>> [bike:2 bike:3]
@@ -319,6 +332,8 @@ func ExampleClient_multisets() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	rdb.Del(ctx, "bikes:racing:usa")
 	rdb.Del(ctx, "bikes:racing:italy")
@@ -357,7 +372,7 @@ func ExampleClient_multisets() {
 		panic(err)
 	}
 
-	// Sort the strings in the slice to make sure the output is lexicographical 
+	// Sort the strings in the slice to make sure the output is lexicographical
 	sort.Strings(res15)
 
 	fmt.Println(res15) // >>> [bike:1 bike:2 bike:3 bike:4]
@@ -384,7 +399,7 @@ func ExampleClient_multisets() {
 		panic(err)
 	}
 
-	// Sort the strings in the slice to make sure the output is lexicographical 
+	// Sort the strings in the slice to make sure the output is lexicographical
 	sort.Strings(res18)
 
 	fmt.Println(res18) // >>> [bike:2 bike:3]
@@ -408,6 +423,8 @@ func ExampleClient_srem() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:racing:france")
 	// REMOVE_END
 

doctests/ss_tutorial_test.go

@@ -20,6 +20,8 @@ func ExampleClient_zadd() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -76,6 +78,8 @@ func ExampleClient_zrange() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -127,6 +131,8 @@ func ExampleClient_zrangewithscores() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -168,6 +174,8 @@ func ExampleClient_zrangebyscore() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -211,6 +219,8 @@ func ExampleClient_zremrangebyscore() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -270,6 +280,8 @@ func ExampleClient_zrank() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -316,6 +328,8 @@ func ExampleClient_zaddlex() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 
@@ -377,6 +391,8 @@ func ExampleClient_leaderboard() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_scores")
 	// REMOVE_END
 

doctests/stream_tutorial_test.go

@@ -26,6 +26,8 @@ func ExampleClient_xadd() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:france")
 	// REMOVE_END
 
@@ -105,6 +107,8 @@ func ExampleClient_racefrance1() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:france")
 	// REMOVE_END
 
@@ -227,6 +231,8 @@ func ExampleClient_raceusa() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:usa")
 	// REMOVE_END
 
@@ -310,6 +316,8 @@ func ExampleClient_racefrance2() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:france")
 	// REMOVE_END
 
@@ -478,6 +486,8 @@ func ExampleClient_xgroupcreate() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:france")
 	// REMOVE_END
 
@@ -520,6 +530,8 @@ func ExampleClient_xgroupcreatemkstream() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:italy")
 	// REMOVE_END
 
@@ -549,6 +561,8 @@ func ExampleClient_xgroupread() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:italy")
 	// REMOVE_END
 
@@ -654,6 +668,8 @@ func ExampleClient_raceitaly() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:italy")
 	rdb.XGroupDestroy(ctx, "race:italy", "italy_riders")
 	// REMOVE_END
@@ -1011,6 +1027,8 @@ func ExampleClient_xdel() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "race:italy")
 	// REMOVE_END
 

doctests/string_example_test.go

@@ -20,6 +20,8 @@ func ExampleClient_set_get() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1")
 	// REMOVE_END
 
@@ -56,6 +58,8 @@ func ExampleClient_setnx_xx() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Set(ctx, "bike:1", "Deimos", 0)
 	// REMOVE_END
 
@@ -101,6 +105,8 @@ func ExampleClient_mset() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bike:1", "bike:2", "bike:3")
 	// REMOVE_END
 
@@ -137,6 +143,8 @@ func ExampleClient_incr() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "total_crashes")
 	// REMOVE_END
 

doctests/tdigest_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_tdigstart() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_ages", "bikes:sales")
 	// REMOVE_END
 
@@ -69,6 +71,8 @@ func ExampleClient_tdigcdf() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_ages", "bikes:sales")
 	// REMOVE_END
 
@@ -126,6 +130,8 @@ func ExampleClient_tdigquant() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_ages")
 	// REMOVE_END
 
@@ -177,6 +183,8 @@ func ExampleClient_tdigmin() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_ages")
 	// REMOVE_END
 
@@ -228,6 +236,8 @@ func ExampleClient_tdigreset() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "racer_ages")
 	// REMOVE_END
 	_, err := rdb.TDigestCreate(ctx, "racer_ages").Result()

doctests/topk_tutorial_test.go

@@ -21,6 +21,8 @@ func ExampleClient_topk() {
 	})
 
 	// REMOVE_START
+	// start with fresh database
+	rdb.FlushDB(ctx)
 	rdb.Del(ctx, "bikes:keywords")
 	// REMOVE_END