9e380d0581
Signed-off-by: Julien Olivain <ju.o@free.fr> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
121 lines
4.3 KiB
Python
121 lines
4.3 KiB
Python
import os
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import infra.basetest
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class TestGawk(infra.basetest.BRTest):
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config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
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"""
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BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
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BR2_PACKAGE_GAWK=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 basic_gawk_tests(self):
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# Check the program can execute
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self.assertRunOk("gawk --version")
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# Check "awk" is "gawk": the Buildroot gawk package recipe is
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# supposed to install the symbolic link.
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output, exit_code = self.emulator.run("awk --version")
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self.assertEqual(exit_code, 0)
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self.assertTrue(output[0].startswith("GNU Awk"))
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# Check "gawk" can return a specific exit code
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code = 123
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cmd = "gawk 'BEGIN { exit(" + str(code) + "); }'"
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_, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, code)
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# Run a basic print program
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test_string = "Hello Buildroot"
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cmd = "gawk 'BEGIN {print \"" + test_string + "\"; }'"
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output, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, 0)
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self.assertEqual(output[0], test_string)
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def create_test_data(self):
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# Create some test data
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entries = ["one", "two", "three", "four"]
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for entry in entries:
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self.assertRunOk(f"echo {entry} >> data1.txt")
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def add_line_numbers(self):
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# Add line numbers with gawk
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cmd = "gawk '{ print NR \"\\t\" $1; }' data1.txt > data2.txt"
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self.assertRunOk(cmd)
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def sum_column(self):
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# Check the sum of the first column is 1+2+3+4 == 10
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awk_prg = "BEGIN { SUM = 0; } { SUM = SUM + $1; } END { print SUM; }"
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cmd = f"gawk '{awk_prg}' data2.txt"
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output, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, 0)
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self.assertEqual(int(output[0]), 10)
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def uppercase_column(self):
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# Extract only column 2 and convert it to upper case
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cmd = "gawk '{ print toupper($2); }' data2.txt > data3.txt"
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self.assertRunOk(cmd)
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# Prepare the same output using "data1.txt" and the "tr" command,
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# for verification
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cmd = "tr a-z A-Z < data1.txt > data3-tr.txt"
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self.assertRunOk(cmd)
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# "gawk" and "tr" output are expected to be the same
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self.assertRunOk("cmp data3.txt data3-tr.txt")
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def gawk_head(self):
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# Show the first 2 lines of a file
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cmd = "gawk 'NR <= 2 { print $0; }' data2.txt > data4.txt"
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self.assertRunOk(cmd)
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# Prepare the same output using the "head" command
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cmd = "head -2 data2.txt > data4-head.txt"
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self.assertRunOk(cmd)
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# "gawk" and "tr" output are expected to be the same
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self.assertRunOk("cmp data4.txt data4-head.txt")
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def gawk_specific(self):
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# Use PROCINFO, which is a gawk specific feature:
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# https://www.gnu.org/software/gawk/manual/gawk.html#POSIX_002fGNU
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awk_platform_prog = "BEGIN { print PROCINFO[\"platform\"]; }"
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cmd = f"gawk '{awk_platform_prog}'"
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output, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, 0)
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self.assertEqual(output[0], "posix")
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# Using the same gawk feature when running in POSIX mode should not
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# produce output.
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cmd = f"gawk --posix '{awk_platform_prog}'"
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output, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, 0)
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self.assertTrue(len(output) == 1 and len(output[0]) == 0)
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def gawk_numeric(self):
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value = 1234
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squared_value = value * value
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cmd = "gawk 'BEGIN { print sqrt(" + str(squared_value) + "); }'"
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output, exit_code = self.emulator.run(cmd)
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self.assertEqual(exit_code, 0)
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self.assertEqual(int(output[0]), value)
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def test_run(self):
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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=["-initrd", cpio_file])
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self.emulator.login()
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self.basic_gawk_tests()
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self.create_test_data()
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self.add_line_numbers()
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self.sum_column()
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self.uppercase_column()
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self.gawk_head()
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self.gawk_specific()
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self.gawk_numeric()
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