tests: Run tmt report on failure

It's annoying to have to go dig through the logs when something
fails. We do have the tmt logs in CI, but again, more clicks.

Signed-off-by: Colin Walters <walters@verbum.org>

xtask/src/xtask.rs

@@ -151,7 +151,11 @@ fn test_tmt(sh: &Shell) -> Result<()> {
  cmd!(sh, "cargo run -p tests-integration run-vm prepare-tmt").run()?;
  // cc https://pagure.io/testcloud/pull-request/174
  cmd!(sh, "rm -vf /var/tmp/tmt/testcloud/images/disk.qcow2").run()?;
- cmd!(sh, "tmt run plans -n integration-run").run()?;
+ if let Err(e) = cmd!(sh, "tmt run plans -n integration-run").run() {
+ // tmt annoyingly does not output errors by default
+ let _ = cmd!(sh, "tmt run -l report -vvv").run();
+ return Err(e.into());
+ }
  Ok(())
 }