42 lines
1.5 KiB
Python
42 lines
1.5 KiB
Python
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import os
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import infra.basetest
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import subprocess
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class TestZerofree(infra.basetest.BRTest):
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config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
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"""
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BR2_PACKAGE_ZEROFREE=y
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BR2_TARGET_ROOTFS_CPIO=y
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# BR2_TARGET_ROOTFS_TAR is not set
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"""
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def test_run(self):
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# Prepare disk image.
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# We keep it small (8 MB) for the sake of test time.
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disk_file = os.path.join(self.outputdir, "disk.img")
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subprocess.check_call(
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["dd", "if=/dev/zero", f"of={disk_file}", "bs=1M", "count=8"],
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stdout=self.emulator.logfile,
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stderr=self.emulator.logfile)
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# Run the emulator with a drive.
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cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
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self.emulator.boot(arch="armv5",
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kernel="builtin",
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options=[
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"-initrd", cpio_file,
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"-drive", f"file={disk_file},format=raw"])
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self.emulator.login()
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# Prepare filesystem.
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output, exit_code = self.emulator.run("mkfs.ext4 /dev/sda")
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self.assertEqual(exit_code, 0)
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self.assertIn('Creating filesystem', output[2])
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# Run zerofree on newly created filesystem.
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cmd = "zerofree -v /dev/sda"
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output, exit_code = self.emulator.run(cmd, timeout=60)
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self.assertEqual(exit_code, 0)
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self.assertIn('/8192', output[-1]) # total number of blocks
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