buildroot/support/testing/tests/package/test_dos2unix.py

46 lines
1.6 KiB
Python

import os
import infra.basetest
class TestDos2Unix(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
BR2_PACKAGE_DOS2UNIX=y
BR2_TARGET_ROOTFS_CPIO=y
# BR2_TARGET_ROOTFS_TAR is not set
"""
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv5",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
# Check the program can run. This test also checks that we're
# using the real "dos2unix" rather than the applet provided in
# BusyBox, since the "--version" option is recognized by the
# real dos2unix and return an error in BusyBox.
self.assertRunOk("dos2unix --version")
# Create a text file with UNIX new-lines
self.assertRunOk("echo -e 'Hello\\nBuildroot' > original.txt")
# Convert the original UNIX file to DOS
self.assertRunOk("unix2dos -n original.txt dos.txt")
# DOS file is expected to be different than the UNIX file
_, exit_code = self.emulator.run("cmp original.txt dos.txt")
self.assertNotEqual(exit_code, 0)
# The "cat -A" command should print '^M$' for CR-LF
self.assertRunOk("cat -A dos.txt | grep -Fq '^M$'")
# Convert back DOS file to UNIX
self.assertRunOk("dos2unix -n dos.txt unix.txt")
# "unix.txt" should be identical to "original.txt"
self.assertRunOk("cmp original.txt unix.txt")