test/py: Add base test case for A/B updates
Add sandbox test for 'ab_select' command.
Test: ./test/py/test.py --bd sandbox --build -k test_ab
Signed-off-by: Ruslan Trofymenko <ruslan.trofymenko@linaro.org>
Signed-off-by: Igor Opaniuk <igor.opaniuk@gmail.com>
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Reviewed-by: Alistair Strachan <astrachan@google.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/test/py/tests/test_android/test_ab.py b/test/py/tests/test_android/test_ab.py
new file mode 100644
index 0000000..c79cb07
--- /dev/null
+++ b/test/py/tests/test_android/test_ab.py
@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: GPL-2.0
+# (C) Copyright 2018 Texas Instruments, <www.ti.com>
+
+# Test A/B update commands.
+
+import os
+import pytest
+import u_boot_utils
+
+class ABTestDiskImage(object):
+ """Disk Image used by the A/B tests."""
+
+ def __init__(self, u_boot_console):
+ """Initialize a new ABTestDiskImage object.
+
+ Args:
+ u_boot_console: A U-Boot console.
+
+ Returns:
+ Nothing.
+ """
+
+ filename = 'test_ab_disk_image.bin'
+
+ persistent = u_boot_console.config.persistent_data_dir + '/' + filename
+ self.path = u_boot_console.config.result_dir + '/' + filename
+
+ with u_boot_utils.persistent_file_helper(u_boot_console.log, persistent):
+ if os.path.exists(persistent):
+ u_boot_console.log.action('Disk image file ' + persistent +
+ ' already exists')
+ else:
+ u_boot_console.log.action('Generating ' + persistent)
+ fd = os.open(persistent, os.O_RDWR | os.O_CREAT)
+ os.ftruncate(fd, 524288)
+ os.close(fd)
+ cmd = ('sgdisk', persistent)
+ u_boot_utils.run_and_log(u_boot_console, cmd)
+
+ cmd = ('sgdisk', '--new=1:64:512', '--change-name=1:misc',
+ persistent)
+ u_boot_utils.run_and_log(u_boot_console, cmd)
+ cmd = ('sgdisk', '--load-backup=' + persistent)
+ u_boot_utils.run_and_log(u_boot_console, cmd)
+
+ cmd = ('cp', persistent, self.path)
+ u_boot_utils.run_and_log(u_boot_console, cmd)
+
+di = None
+@pytest.fixture(scope='function')
+def ab_disk_image(u_boot_console):
+ global di
+ if not di:
+ di = ABTestDiskImage(u_boot_console)
+ return di
+
+@pytest.mark.boardspec('sandbox')
+@pytest.mark.buildconfigspec('android_ab')
+@pytest.mark.buildconfigspec('cmd_ab_select')
+@pytest.mark.requiredtool('sgdisk')
+def test_ab(ab_disk_image, u_boot_console):
+ """Test the 'ab_select' command."""
+
+ u_boot_console.run_command('host bind 0 ' + ab_disk_image.path)
+
+ output = u_boot_console.run_command('ab_select slot_name host 0#misc')
+ assert 're-initializing A/B metadata' in output
+ assert 'Attempting slot a, tries remaining 7' in output
+ output = u_boot_console.run_command('printenv slot_name')
+ assert 'slot_name=a' in output
+
+ output = u_boot_console.run_command('ab_select slot_name host 0:1')
+ assert 'Attempting slot b, tries remaining 7' in output
+ output = u_boot_console.run_command('printenv slot_name')
+ assert 'slot_name=b' in output