test: test UEFI boot manager

Provide a unit test for

* efidebug boot add
* efidebug boot order
* bootefi bootmgr
* initrd via EFI_LOAD_FILE2_PROTOCOL

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

test/py/tests/test_efi_bootmgr/conftest.py

+# SPDX-License-Identifier:      GPL-2.0+
+
+"""Fixture for UEFI bootmanager test
+"""
+
+import os
+import pytest
+import shutil
+from subprocess import call, check_call
+
+@pytest.fixture(scope='session')
+def efi_bootmgr_data(u_boot_config):
+    """Set up a file system to be used in UEFI bootmanager
+       tests
+
+    Args:
+        u_boot_config: U-boot configuration.
+
+    Return:
+        A path to disk image to be used for testing
+    """
+    mnt_point = u_boot_config.persistent_data_dir + '/test_efi_bootmgr'
+    image_path = u_boot_config.persistent_data_dir + '/efi_bootmgr.img'
+
+    shutil.rmtree(mnt_point, ignore_errors=True)
+    os.mkdir(mnt_point, mode = 0o755)
+
+    with open(mnt_point + '/initrd-1.img', 'w', encoding = 'ascii') as file:
+        file.write("initrd 1")
+
+    with open(mnt_point + '/initrd-2.img', 'w', encoding = 'ascii') as file:
+        file.write("initrd 2")
+
+    shutil.copyfile(u_boot_config.build_dir + '/lib/efi_loader/initrddump.efi',
+                    mnt_point + '/initrddump.efi')
+
+    check_call('virt-make-fs --partition=gpt --size=+1M --type=vfat {} {}'
+               .format(mnt_point, image_path), shell=True)
+
+    print(image_path)
+
+    yield image_path

test/py/tests/test_efi_bootmgr/test_efi_bootmgr.py

+# SPDX-License-Identifier:      GPL-2.0+
+
+import pytest
+
+@pytest.mark.boardspec('sandbox')
+@pytest.mark.buildconfigspec('cmd_efidebug')
+@pytest.mark.buildconfigspec('cmd_bootefi_bootmgr')
+def test_efi_bootmgr(u_boot_console, efi_bootmgr_data):
+    u_boot_console.run_command(cmd = 'host bind 0 {}'.format(efi_bootmgr_data))
+
+    u_boot_console.run_command(cmd = 'efidebug boot add ' \
+        '-b 0001 label-1 host 0:1 initrddump.efi ' \
+        '-i host 0:1 initrd-1.img -s nocolor')
+    u_boot_console.run_command(cmd = 'efidebug boot dump')
+    u_boot_console.run_command(cmd = 'efidebug boot order 0001')
+    u_boot_console.run_command(cmd = 'bootefi bootmgr')
+    response = u_boot_console.run_command(cmd = 'load', wait_for_echo=False)
+    assert 'crc32: 0x181464af' in response
+    u_boot_console.run_command(cmd = 'exit', wait_for_echo=False)
+
+    u_boot_console.run_command(cmd = 'efidebug boot add ' \
+        '-B 0002 label-2 host 0:1 initrddump.efi ' \
+        '-I host 0:1 initrd-2.img -s nocolor')
+    u_boot_console.run_command(cmd = 'efidebug boot dump')
+    u_boot_console.run_command(cmd = 'efidebug boot order 0002')
+    u_boot_console.run_command(cmd = 'bootefi bootmgr')
+    response = u_boot_console.run_command(cmd = 'load', wait_for_echo=False)
+    assert 'crc32: 0x811d3515' in response
+    u_boot_console.run_command(cmd = 'exit', wait_for_echo=False)
+
+    u_boot_console.run_command(cmd = 'efidebug boot rm 0001')
+    u_boot_console.run_command(cmd = 'efidebug boot rm 0002')