[Buildroot] [PATCH v2 2/3] support/testing/tests/package/test_dieharder.py: new runtime test

[Julien Olivain <ju.o@free.fr>]

Signed-off-by: Julien Olivain <ju.o@free.fr>
---
 DEVELOPERS                                    |  1 +
 .../testing/tests/package/test_dieharder.py   | 40 +++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 support/testing/tests/package/test_dieharder.py

diff --git a/DEVELOPERS b/DEVELOPERS
index 7aa5980df7..1bf1969ac6 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1737,6 +1737,7 @@ F:	support/testing/tests/package/sample_python_pyalsa.py
 F:	support/testing/tests/package/sample_python_spake2.py
 F:	support/testing/tests/package/test_ddrescue.py
 F:	support/testing/tests/package/test_ddrescue/
+F:	support/testing/tests/package/test_dieharder.py
 F:	support/testing/tests/package/test_gnupg2.py
 F:	support/testing/tests/package/test_highway.py
 F:	support/testing/tests/package/test_hwloc.py
diff --git a/support/testing/tests/package/test_dieharder.py b/support/testing/tests/package/test_dieharder.py
new file mode 100644
index 0000000000..d324a34557
--- /dev/null
+++ b/support/testing/tests/package/test_dieharder.py
@@ -0,0 +1,40 @@
+import os
+
+import infra.basetest
+
+
+class TestDieharder(infra.basetest.BRTest):
+    config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
+        """
+        BR2_PACKAGE_DIEHARDER=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 (by showing its version)
+        self.assertRunOk("dieharder -V")
+
+        # The birthdays test on small number (1) of sample is expected to fail
+        cmd = "dieharder -g /dev/urandom -d diehard_birthdays -t 1"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertIn("FAILED", '\n'.join(output))
+
+        # The birthdays test on higher number (25) of sample is expected to succeed
+        cmd = "dieharder -g mt19937 -d diehard_birthdays -t 25"
+        output, exit_code = self.emulator.run(cmd, timeout=10)
+        self.assertEqual(exit_code, 0)
+        self.assertIn("PASSED", '\n'.join(output))
+
+        # The birthdays test on file /dev/zero is expected to fail
+        cmd = "dieharder -g file_input_raw -f /dev/zero -d diehard_birthdays -t 25"
+        output, exit_code = self.emulator.run(cmd, timeout=40)
+        self.assertEqual(exit_code, 0)
+        self.assertIn("FAILED", '\n'.join(output))
-- 
2.41.0

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