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[RFC,v2,5/5] runtime_test: Add rust-out-of-tree selftest

Message ID 20251204113058.948115-6-yoann.congal@smile.fr
State New
Headers show
Series Kernel Rust out-of-tree module support | expand

Commit Message

Yoann Congal Dec. 4, 2025, 11:30 a.m. UTC 
From: Yoann Congal <yoann.congal@smile.fr>

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>
---
v1->v2:
* Add the needed layer meta-skeleton for the test
---
 meta/lib/oeqa/selftest/cases/runtime_test.py | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)
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Patch

diff --git a/meta/lib/oeqa/selftest/cases/runtime_test.py b/meta/lib/oeqa/selftest/cases/runtime_test.py
index 66cb112a7c1..b519cf30cdd 100644
--- a/meta/lib/oeqa/selftest/cases/runtime_test.py
+++ b/meta/lib/oeqa/selftest/cases/runtime_test.py
@@ -493,8 +493,11 @@  class RustKernel(OESelftestTestCase):
             import textwrap
             self.write_config(textwrap.dedent("""
                 DISTRO_FEATURES:append = ' rust-kernel'
-                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:
@@ -505,3 +508,10 @@  class RustKernel(OESelftestTestCase):
                 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")
+                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")
+