test: unit test for exception command

Test that an exception SIGILL is answered by a reset on the sandbox if
CONFIG_SANDBOX_CRASH_RESET=y or by exiting to the OS otherwise.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/Kconfig b/arch/Kconfig
index 356193f9eceb59a4c66f8a25ad0b3f10a46e7f2b..e8f9a9e1b772f8723f7c68c34bfd2dbe360387d2 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -112,6 +112,7 @@ config SANDBOX
        imply BITREVERSE
        select BLOBLIST
        imply CMD_DM
+       imply CMD_EXCEPTION
        imply CMD_GETTIME
        imply CMD_HASH
        imply CMD_IO

diff --git a/test/py/tests/test_sandbox_exit.py b/test/py/tests/test_sandbox_exit.py
index 2d242ae0f6f895aa4d61202b5b0f8aee118e257d..706f5fa35949365249b3cd6a9f3a56bc96f82b69 100644 (file)
--- a/test/py/tests/test_sandbox_exit.py
+++ b/test/py/tests/test_sandbox_exit.py
@@ -19,3 +19,27 @@ def test_ctrl_c(u_boot_console):
 
     u_boot_console.kill(signal.SIGINT)
     assert(u_boot_console.validate_exited())
+
+@pytest.mark.boardspec('sandbox')
+@pytest.mark.buildconfigspec('cmd_exception')
+@pytest.mark.buildconfigspec('sandbox_crash_reset')
+def test_exception_reset(u_boot_console):
+    """Test that SIGILL causes a reset."""
+
+    u_boot_console.run_command('exception undefined', wait_for_prompt=False)
+    m = u_boot_console.p.expect(['resetting ...', 'U-Boot'])
+    if m != 0:
+        raise Exception('SIGILL did not lead to reset')
+    m = u_boot_console.p.expect(['U-Boot', '=>'])
+    if m != 0:
+        raise Exception('SIGILL did not lead to reset')
+    u_boot_console.restart_uboot()
+
+@pytest.mark.boardspec('sandbox')
+@pytest.mark.buildconfigspec('cmd_exception')
+@pytest.mark.notbuildconfigspec('sandbox_crash_reset')
+def test_exception_exit(u_boot_console):
+    """Test that SIGILL causes a reset."""
+
+    u_boot_console.run_command('exception undefined', wait_for_prompt=False)
+    assert(u_boot_console.validate_exited())