Troubleshooting a test run

If the tests that were running ./test-em-all.bash start stop fail, following these steps can help you identify the problem and resume the tests once the problem has been fixed:

1. First, check the status of the running microservices with the following command:

docker compose ps

1. If all the microservices are up and running and healthy, you will receive the following output:

   

   Figure 4.18: Checking the status of running microservices

2. If any of the microservices do not have a status of Up, check their log output for any errors by using the docker compose logs command. For example, you would use the following command if you wanted to check the log output for the product service:

docker compose logs product

1. At this stage, it is not easy to cause an error to be logged, since the microservices are so simple. Instead, here is a sample error log from the product microservice in Chapter 6, Adding Persistence. Assume that the following is found in its log output:

   ...