rust-hello-world: test at runtime

This adds a smoke check for whether the rust toolchain actually
produces working executables across a range of architectures.

(From OE-Core rev: 14bb638b0df7acfa6aa89abf4625357f8cde886b)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/runtime/cases/rust.py

@@ -0,0 +1,19 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
+from oeqa.runtime.case import OERuntimeTestCase
+from oeqa.core.decorator.depends import OETestDepends
+from oeqa.runtime.decorator.package import OEHasPackage
+
+class RustHelloworldTest(OERuntimeTestCase):
+    @OETestDepends(['ssh.SSHTest.test_ssh'])
+    @OEHasPackage(['rust-hello-world'])
+    def test_rusthelloworld(self):
+        cmd = "rust-hello-world"
+        status, output = self.target.run(cmd)
+        msg = 'Exit status was not 0. Output: %s' % output
+        self.assertEqual(status, 0, msg=msg)
+
+        msg = 'Incorrect output: %s' % output
+        self.assertEqual(output, "Hello, world!", msg=msg)