buildroot/support/testing/tests/package/test_dtc.py

40 lines
1.3 KiB
Python

import os
import infra.basetest
class TestDtc(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_DTC=y
BR2_PACKAGE_DTC_PROGRAMS=y
BR2_ROOTFS_OVERLAY="{}"
# BR2_TARGET_ROOTFS_TAR is not set
BR2_TARGET_ROOTFS_CPIO=y
""".format(
# overlay to add a bats test suite
infra.filepath("tests/package/test_dtc/rootfs-overlay"))
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv7",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
# Test 'dtc'
self.assertRunOk("dtc -I dts -O dtb -o /tmp/test_tree1.dtb /test_tree1.dts")
# Test 'fdtdump'
self.assertRunOk("fdtdump /tmp/test_tree1.dtb")
# Test 'fdtget'
out, exit_code = self.emulator.run("fdtget -t s /tmp/test_tree1.dtb / compatible")
self.assertEqual(out[0].strip(), "test_tree1")
# Test 'fdtput'
self.assertRunOk("fdtput -t s /tmp/test_tree1.dtb / compatible 'test set compatible'")
out, exit_code = self.emulator.run("fdtget -t s /tmp/test_tree1.dtb / compatible")
self.assertEqual(out[0].strip(), "test set compatible")