runtime_test: Add rust-out-of-tree selftest

This new case tests that the rust-out-of-tree-module recipe compiles and
run properly: check that the dmesg output is as expected.

Signed-off-by: Yoann Congal <yoann.congal@smile.fr>
Signed-off-by: Harish Sadineni <Harish.Sadineni@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/lib/oeqa/selftest/cases/runtime_test.py b/meta/lib/oeqa/selftest/cases/runtime_test.py
index 46d4e99207ebc861a45dd6f8496867b917105680..a337194f9b1dcf9eb5075ba0e756550fa4e4095c 100644 (file)
--- a/meta/lib/oeqa/selftest/cases/runtime_test.py
+++ b/meta/lib/oeqa/selftest/cases/runtime_test.py
@@ -501,8 +501,11 @@ class RustKernel(OESelftestTestCase):
             self.write_config(textwrap.dedent("""
                 KERNEL_FEATURES += "rust"
                 KERNEL_EXTRA_FEATURES:append = " features/kernel-sample/kernel-rust-sample.scc"
-                CORE_IMAGE_EXTRA_INSTALL += "kernel-module-rust-minimal"
+                CORE_IMAGE_EXTRA_INSTALL += "kernel-module-rust-minimal kernel-module-rust-out-of-tree"
             """))
+
+            runCmd('bitbake-layers add-layer %s' % os.path.join(get_bb_var("COREBASE"), 'meta-skeleton'))
+            self.add_command_to_tearDown('bitbake-layers remove-layer */meta-skeleton')
             bitbake(self.image)
 
             with runqemu(self.image, runqemuparams = "nographic") as qemu:
@@ -516,3 +519,14 @@ class RustKernel(OESelftestTestCase):
                 _, output = qemu.run_serial("dmesg")
                 self.logger.debug(f"rust_minimal dmesg output:\n" + textwrap.indent(output, "  "))
                 self.assertIn("Rust minimal sample", output, "Kernel Rust sample expected output not found in dmesg")
+
+                qemu.run_serial("dmesg -c > /dev/null")
+                status, _ = qemu.run_serial("modprobe rust_out_of_tree")
+                #Disable status check due to intermittent failures on armhost/qemuarm64.
+                #The module loads successfully, but qemu.run_serial() occasionally
+                #returns an incorrect status.
+                #Bug report: https://bugzilla.yoctoproject.org/show_bug.cgi?id=16189
+                #self.assertEqual(status, 1, "Loading rust_out_of_tree module failed!")
+                _, output = qemu.run_serial("dmesg")
+                self.logger.debug(f"rust_out_of_tree dmesg output:\n" + textwrap.indent(output, "  "))
+                self.assertIn("Rust out-of-tree sample", output, "Out-of-tree Rust sample expected output not found in dmesg")