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

83 lines
3.1 KiB
Python

import os
import infra.basetest
class TestMake(infra.basetest.BRTest):
rootfs_overlay = \
infra.filepath("tests/package/test_make/rootfs-overlay")
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
f"""
BR2_PACKAGE_MAKE=y
BR2_ROOTFS_OVERLAY="{rootfs_overlay}"
BR2_TARGET_ROOTFS_CPIO=y
# BR2_TARGET_ROOTFS_TAR is not set
"""
def gen_expected_str(self, count):
"""Return the expected string generated by the test Makefile"""
return "".join(map(lambda x: str(x), range(1, count+1)))
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 execute.
self.assertRunOk("make --version")
# We touch the Makefile to set its modification time to the
# current system time. This is to avoid warnings from Make
# about having files with timestamps in the future. This is
# because the minimal system running in the emulator might not
# set the clock to the real time, and the Makefile has a
# correct timestamp from the build host (which is likely at
# the correct time).
self.assertRunOk("touch Makefile")
# We test the "message" target and check we get the expected
# string.
out, ret = self.emulator.run("make message")
self.assertEqual(ret, 0)
self.assertEqual(out[0], "Hello Buildroot!")
# We redo the same test, this time by passing a new message
# with a variable.
msg = "This is Another Message..."
out, ret = self.emulator.run(f"make message MESSAGE='{msg}'")
self.assertEqual(ret, 0)
self.assertEqual(out[0], msg)
# We run a simple "make" invocation, using the defaults.
self.assertRunOk("make")
# We check the generated output contains the expected string.
expected_str = self.gen_expected_str(10)
out, ret = self.emulator.run("cat output.txt")
self.assertEqual(ret, 0)
self.assertEqual(out[0], expected_str)
# Clean the previous invocation.
self.assertRunOk("make clean")
# We check a output generated file is no longer present.
self.assertRunOk("test ! -e output.txt")
# We run an invocation with a larger COUNT value. GNU Make
# version 4.4 introduced the --shuffle option, which shuffle
# rules. We use it with a constant seed, in order to have a
# stable reshuffling in all test runs. We also include in this
# execution a request for parallel jobs.
count = 50
seed = 123456
self.assertRunOk(f"make -j10 --shuffle={seed} COUNT={count}")
# Despite the pseudo-randomization in the previous invocation,
# the expected output should be correctly ordered.
expected_str = self.gen_expected_str(count)
out, ret = self.emulator.run("cat output.txt")
self.assertEqual(ret, 0)
self.assertEqual(out[0], expected_str)