test: add test ensuring benchmarks compile

This will be needed if the "benchmarks pass" tests become optional, to
ensure that we still block merging if a PR makes a benchmark not compile
anymore.

Signed-off-by: Patrick Roy <[email protected]>

Author: roypat

tests/integration_tests/build/test_unittests.py

@@ -20,3 +20,8 @@ def test_unittests(test_fc_session_root_path):
     extra_args = "--release --target {} ".format(TARGET)
 
     host.cargo_test(test_fc_session_root_path, extra_args=extra_args)
+
+
+def test_benchmarks_compile():
+    """Checks that all benchmarks compile"""
+    host.cargo("bench", f"--all --no-run --target {TARGET}")