* [Buildroot] [PATCH 1/1] support/testing: add gnuplot runtime test
@ 2024-03-24 18:30 Julien Olivain
2024-05-10 12:03 ` Thomas Petazzoni via buildroot
2024-06-08 6:39 ` Peter Korsgaard
0 siblings, 2 replies; 3+ messages in thread
From: Julien Olivain @ 2024-03-24 18:30 UTC (permalink / raw)
To: buildroot; +Cc: Julien Olivain
Signed-off-by: Julien Olivain <ju.o@free.fr>
---
DEVELOPERS | 2 +
support/testing/tests/package/test_gnuplot.py | 73 +++++++++++++++++++
.../rootfs-overlay/root/gnuplot-test.plot | 4 +
3 files changed, 79 insertions(+)
create mode 100644 support/testing/tests/package/test_gnuplot.py
create mode 100644 support/testing/tests/package/test_gnuplot/rootfs-overlay/root/gnuplot-test.plot
diff --git a/DEVELOPERS b/DEVELOPERS
index cb2132e67ae..42f6a5e802d 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1792,6 +1792,8 @@ F: support/testing/tests/package/test_ghostscript/
F: support/testing/tests/package/test_glslsandbox_player.py
F: support/testing/tests/package/test_glslsandbox_player/
F: support/testing/tests/package/test_gnupg2.py
+F: support/testing/tests/package/test_gnuplot.py
+F: support/testing/tests/package/test_gnuplot/
F: support/testing/tests/package/test_gnuradio.py
F: support/testing/tests/package/test_gnuradio/
F: support/testing/tests/package/test_gzip.py
diff --git a/support/testing/tests/package/test_gnuplot.py b/support/testing/tests/package/test_gnuplot.py
new file mode 100644
index 00000000000..a2255405373
--- /dev/null
+++ b/support/testing/tests/package/test_gnuplot.py
@@ -0,0 +1,73 @@
+import os
+
+import infra.basetest
+
+
+class TestGnuplot(infra.basetest.BRTest):
+ rootfs_overlay = \
+ infra.filepath("tests/package/test_gnuplot/rootfs-overlay")
+ config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
+ f"""
+ BR2_PACKAGE_GNUPLOT=y
+ BR2_ROOTFS_OVERLAY="{rootfs_overlay}"
+ BR2_TARGET_ROOTFS_CPIO=y
+ # BR2_TARGET_ROOTFS_TAR is not set
+ """
+
+ def gen_gnuplot_cmd(self, gpcmd):
+ return f"gnuplot -e '{gpcmd}'"
+
+ 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()
+
+ # We check the program can run.
+ self.assertRunOk("gnuplot --version")
+
+ # When the locale is C, Gnuplot print the warning:
+ # "line 0: warning: iconv failed to convert degree sign"
+ # We set the locale to avoid this warning.
+ self.assertRunOk('export LC_ALL="en_US.UTF-8"')
+
+ # We check Gnuplot can print a string.
+ string = "Hello Buildroot !"
+ cmd = self.gen_gnuplot_cmd(f'print "{string}"')
+ out, ret = self.emulator.run(cmd)
+ self.assertEqual(ret, 0)
+ self.assertEqual(out[0], string)
+
+ # We check Gnuplot can do a simple arithmetic operation.
+ op1 = 123
+ op2 = 456
+ expected_result = op1 * op2
+ cmd = self.gen_gnuplot_cmd(f"print {op1} * {op2}")
+ out, ret = self.emulator.run(cmd)
+ self.assertEqual(ret, 0)
+ self.assertEqual(int(out[0]), expected_result)
+
+ # We check Gnuplot can return a specific exit code.
+ exit_code = 123
+ cmd = self.gen_gnuplot_cmd(f"exit status {exit_code}")
+ _, ret = self.emulator.run(cmd)
+ self.assertEqual(ret, exit_code)
+
+ # We render a simple plot on the terminal.
+ gpcmd = "set term dumb; set grid; plot [-5:5] x**2;"
+ cmd = self.gen_gnuplot_cmd(gpcmd)
+ self.assertRunOk(cmd)
+
+ # We check a Gnuplot script executes correctly.
+ cmd = "gnuplot /root/gnuplot-test.plot"
+ self.assertRunOk(cmd)
+
+ # Our Gnuplot script is supposed to have generated a text
+ # output of the plot. We check this file contains the plot
+ # title set in the script.
+ exp_str = "Buildroot Test Plot"
+ cmd = f"grep -Fo '{exp_str}' /root/gnuplot-test.txt"
+ out, ret = self.emulator.run(cmd)
+ self.assertEqual(ret, 0)
+ self.assertEqual(out[0], exp_str)
diff --git a/support/testing/tests/package/test_gnuplot/rootfs-overlay/root/gnuplot-test.plot b/support/testing/tests/package/test_gnuplot/rootfs-overlay/root/gnuplot-test.plot
new file mode 100644
index 00000000000..04046be04b3
--- /dev/null
+++ b/support/testing/tests/package/test_gnuplot/rootfs-overlay/root/gnuplot-test.plot
@@ -0,0 +1,4 @@
+set term dumb
+set output "gnuplot-test.txt"
+set title "Buildroot Test Plot"
+plot sin(x)
--
2.44.0
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2024-05-10 12:03 ` Thomas Petazzoni via buildroot
2024-06-08 6:39 ` Peter Korsgaard
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