Add tests for Router (improve Sonar) #18505

Job	Run time
setup	9s
generate-main-branch-jar	1m 50s
tests-windows	7m 11s
tests-linux	6m 42s
cypress	1m 11s
generation (fullapp)	1m 38s
generation (oauth2app)	1m 33s
generation (mysqlapp)	1m 30s
generation (mariadbapp)	1m 26s
generation (mssqlapp)	1m 25s
generation (flywayapp)	1m 43s
generation (undertowapp)	1m 26s
generation (eurekaapp)	1m 26s
generation (consulapp)	1m 45s
generation (gatewayapp)	1m 22s
generation (mongodbapp)	1m 44s
generation (redisapp)	1m 41s
generation (cassandraapp)	1m 29s
generation (neo4japp)	1m 41s
generation (angularapp)	1m 24s
generation (reactapp)	1m 24s
generation (vueapp)	1m 44s
generation (kafkaapp)	1m 16s
generation (pulsarapp)	1m 15s
generation (reactiveapp)	1m 16s
generation (angularoauth2app)	1m 43s
generation (customjhlite)	1m 21s
generation (typescriptapp)	1m 22s
generation (thymeleafapp)	1m 27s
status-checks	1s
dependabot-auto-merge	0s
	53m 5s

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