Update kmysql_test.go to use mariadb instead of mysql

This change was made because the mysql image was too instable
which caused it to fail in several situations.

.github/workflows/ci.yml

@@ -9,8 +9,8 @@ jobs:
       - uses: actions/checkout@v2
       - name: Pull Postgres
         run: docker pull postgres:14.0
-      - name: Pull MySQL
-        run: docker pull mysql:8.0.27
+      - name: Pull MariaDB
+        run: docker pull mariadb:10.8
       - name: Pull SQLServer
         run: docker pull mcr.microsoft.com/mssql/server:2017-latest
       - name: Check go version

adapters/kmysql/kmysql_test.go

@@ -36,11 +36,11 @@ func startMySQLDB(dbName string) (databaseURL string, closer func()) {
 	// pulls an image, creates a container based on it and runs it
 	resource, err := pool.RunWithOptions(
 		&dockertest.RunOptions{
-			Repository: "mysql",
-			Tag:        "8.0.27",
+			Repository: "mariadb",
+			Tag:        "10.8",
 			Env: []string{
-				"MYSQL_ROOT_PASSWORD=mysql",
-				"MYSQL_DATABASE=" + dbName,
+				"MARIADB_ROOT_PASSWORD=mysql",
+				"MARIADB_DATABASE=" + dbName,
 			},
 		},
 		func(config *docker.HostConfig) {
@@ -56,7 +56,7 @@ func startMySQLDB(dbName string) (databaseURL string, closer func()) {
 	hostAndPort := resource.GetHostPort("3306/tcp")
 	databaseUrl := fmt.Sprintf("root:mysql@(%s)/%s?timeout=30s", hostAndPort, dbName)
 
-	fmt.Println("Connecting to mysql on url: ", databaseUrl)
+	fmt.Println("Connecting to mariadb on url: ", databaseUrl)
 
 	resource.Expire(40) // Tell docker to hard kill the container in 40 seconds
 

scripts/run-all-tests.sh

@@ -21,8 +21,6 @@ export PATH=$PATH:$(pwd)/scripts
 ( cd adapters/kpgx ; run-with-replace.sh go test -coverprofile=coverage.txt -covermode=atomic -coverpkg=github.com/vingarcia/ksql ./... )
 ( cd adapters/ksqlite3 ; run-with-replace.sh go test -coverprofile=coverage.txt -covermode=atomic -coverpkg=github.com/vingarcia/ksql ./... )
 ( cd adapters/ksqlserver ; run-with-replace.sh go test -coverprofile=coverage.txt -covermode=atomic -coverpkg=github.com/vingarcia/ksql ./... )
-
-# Disabled this one because the mysql container fails to start too often on the CI:
-#( cd adapters/kmysql ; run-with-replace.sh go test -coverprofile=coverage.txt -covermode=atomic -coverpkg=github.com/vingarcia/ksql ./... )
+( cd adapters/kmysql ; run-with-replace.sh go test -coverprofile=coverage.txt -covermode=atomic -coverpkg=github.com/vingarcia/ksql ./... )
 
 # codecov will find all `coverate.txt` files, so it will work fine.