support/testing/tests/package/test_python_magic_wormhole.py: new runtime test

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

DEVELOPERS

@@ -1717,6 +1717,7 @@ F:	support/testing/tests/package/test_perftest.py
 F:	support/testing/tests/package/test_python_distro.py
 F:	support/testing/tests/package/test_python_hkdf.py
 F:	support/testing/tests/package/test_python_gnupg.py
+F:	support/testing/tests/package/test_python_magic_wormhole.py
 F:	support/testing/tests/package/test_python_pyalsa.py
 F:	support/testing/tests/package/test_python_spake2.py
 F:	support/testing/tests/package/test_rdma_core.py

support/testing/tests/package/test_python_magic_wormhole.py

@@ -0,0 +1,62 @@
+import os
+
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonPy3MagicWormhole(TestPythonPackageBase):
+    __test__ = True
+    # Need to use a different toolchain than the default due to
+    # python-cryptography using Rust (not available with uclibc)
+    config = \
+        """
+        BR2_arm=y
+        BR2_TOOLCHAIN_EXTERNAL=y
+        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
+        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV5_EABI_GLIBC_STABLE=y
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_MAGIC_WORMHOLE=y
+        BR2_PACKAGE_PYTHON_MAGIC_WORMHOLE_MAILBOX_SERVER=y
+        BR2_PACKAGE_PYTHON_MAGIC_WORMHOLE_TRANSIT_RELAY=y
+        BR2_TARGET_ROOTFS_CPIO=y
+        # BR2_TARGET_ROOTFS_TAR is not set
+        """
+    timeout = 60
+
+    def twistd_cmd(self, command):
+        s = "twistd"
+        s += " --pidfile=/tmp/{}.pid".format(command)
+        s += " --logfile=/tmp/{}.log".format(command)
+        s += " {}".format(command)
+
+        return s
+
+    def test_run(self):
+        code = "123-hello-buildroot"
+        text = "Hello Buildroot!"
+
+        relay_url = "ws://localhost:4000/v1"
+        transit_helper = "tcp:localhost:4001"
+
+        img = os.path.join(self.builddir, "images", "rootfs.cpio")
+        self.emulator.boot(arch="armv5", kernel="builtin",
+                           options=["-initrd", img])
+
+        self.emulator.login()
+
+        cmd = self.twistd_cmd("wormhole-mailbox")
+        self.assertRunOk(cmd, timeout=30)
+
+        cmd = self.twistd_cmd("transitrelay")
+        self.assertRunOk(cmd, timeout=30)
+
+        wormhole_cmd = "wormhole --relay-url={} --transit-helper={}".format(
+            relay_url, transit_helper)
+
+        cmd = wormhole_cmd + " send --code={} --text=\"{}\" & ".format(code, text)
+        cmd += "sleep 25"
+        self.assertRunOk(cmd, timeout=30)
+
+        cmd = wormhole_cmd + " receive {}".format(code)
+        output, exit_code = self.emulator.run(cmd, timeout=35)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], text)