tests: Added a verbose test for container starting

https://github.com/containers/toolbox/pull/831

test/system/103-container.bats

@@ -0,0 +1,40 @@
+#!/usr/bin/env bats
+
+load 'libs/bats-support/load'
+load 'libs/bats-assert/load'
+load 'libs/helpers'
+
+setup() {
+  cleanup_containers
+}
+
+teardown() {
+  cleanup_containers
+}
+
+
+@test "container: Check container starts without issues" {
+  readonly CONTAINER_NAME="$(get_system_id)-toolbox-$(get_system_version)"
+
+  create_default_container
+
+  run $PODMAN start $CONTAINER_NAME
+
+  CONTAINER_INITIALIZED=0
+
+  for TRIES in 1 2 3 4 5
+  do
+    run $PODMAN logs $CONTAINER_NAME
+    CONTAINER_OUTPUT=$output
+    run grep 'Listening to file system and ticker events' <<< $CONTAINER_OUTPUT
+    if [[ "$status" -eq 0 ]]; then
+      CONTAINER_INITIALIZED=1
+      break
+    fi
+    sleep 1
+  done
+
+  echo $CONTAINER_OUTPUT
+  assert [ "$CONTAINER_INITIALIZED" -eq 1 ]
+}
+