chore: unify with other plugins

tests/service_logs.bats

@@ -11,20 +11,32 @@ teardown() {
 
 @test "($PLUGIN_COMMAND_PREFIX:logs) error when there are no arguments" {
   run dokku "$PLUGIN_COMMAND_PREFIX:logs"
+  echo "output: $output"
+  echo "status: $status"
   assert_contains "${lines[*]}" "Please specify a valid name for the service"
+  assert_failure
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:logs) error when service does not exist" {
   run dokku "$PLUGIN_COMMAND_PREFIX:logs" not_existing_service
+  echo "output: $output"
+  echo "status: $status"
   assert_contains "${lines[*]}" "service not_existing_service does not exist"
+  assert_failure
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:logs) success when not tailing" {
+  skip "This may fail if there is no log output"
   run dokku "$PLUGIN_COMMAND_PREFIX:logs" l
+  echo "output: $output"
+  echo "status: $status"
   assert_success
 }
 
-# @test "($PLUGIN_COMMAND_PREFIX:logs) success when tailing" {
-#   run dokku "$PLUGIN_COMMAND_PREFIX:logs" l -t
-#   assert_contains "docker logs --follow testid"
-# }
+@test "($PLUGIN_COMMAND_PREFIX:logs) success when tailing" {
+  skip "This will hang as it waits for log output"
+  run dokku "$PLUGIN_COMMAND_PREFIX:logs" l -t
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+}