support/testing/tests/package/test_swipl.py: new test

This commit adds a test case for the recently added swipl package. It
should have been part of commit
69710addd1 ("package/swipl: new
package") but was forgotten.

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

support/testing/tests/package/test_swipl.py

@@ -0,0 +1,46 @@
+import os
+
+import infra.basetest
+
+
+class TestSWIPL(infra.basetest.BRTest):
+    rootfs_overlay = \
+        infra.filepath("tests/package/test_swipl/rootfs-overlay")
+    config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
+        f"""
+        BR2_PACKAGE_SWIPL=y
+        BR2_ROOTFS_OVERLAY="{rootfs_overlay}"
+        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 program executes.
+        cmd = "swipl --version"
+        self.assertRunOk(cmd)
+
+        # Check swipl fails when goal is false.
+        cmd = "swipl -g false"
+        _, exit_code = self.emulator.run(cmd)
+        self.assertNotEqual(exit_code, 0)
+
+        # Test output.
+        string = "Hello Buildroot !"
+        cmd = f"swipl -g 'writeln(\"{string}\")' -t halt"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], string)
+
+        # Check the swipl demo file works (ex: "sam" likes "pizza").
+        cmd = "swipl -g '[swi(demo/likes)]' -g 'likes(sam,pizza)' -t halt"
+        self.assertRunOk(cmd)
+
+        # Run a more complex logic program (solve a sudoku).
+        cmd = "swipl -g top -t halt /root/sudoku.pl"
+        self.assertRunOk(cmd, timeout=10)