tests: add grpc unit test

Test uses staticd which required some C++ header protections.
Additionally, the test also runs in the ubuntu20 docker container as
grpc is supported there by the packaging system.

Signed-off-by: Christian Hopps <chopps@labn.net>

1 files changed, 23 insertions, 0 deletions

diff --git a/tests/lib/test_grpc.py b/tests/lib/test_grpc.py
new file mode 100644
index 0000000000..06ae6c05dd
--- /dev/null
+++ b/tests/lib/test_grpc.py
@@ -0,0 +1,23 @@
+import inspect
+import os
+import subprocess
+import pytest
+import frrtest
+
+class TestGRPC(object):
+    program = "./test_grpc"
+
+    @pytest.mark.skipif(
+        'S["GRPC_TRUE"]=""\n' not in open("../config.status").readlines(),
+        reason="GRPC not enabled",
+    )
+    def test_exits_cleanly(self):
+        basedir = os.path.dirname(inspect.getsourcefile(type(self)))
+        program = os.path.join(basedir, self.program)
+        proc = subprocess.Popen(
+            [frrtest.binpath(program)], stdin=subprocess.PIPE, stdout=subprocess.PIPE
+        )
+        output, _ = proc.communicate()
+        self.exitcode = proc.wait()
+        if self.exitcode != 0:
+            raise frrtest.TestExitNonzero(self)