[Buildroot] [PATCH 1/1] support/testing: add test for ola

* [Buildroot] [PATCH 1/1] support/testing: add test for ola
@ 2022-07-26 17:53 Julien Olivain
  2022-08-01 19:59 ` Thomas Petazzoni via buildroot
  0 siblings, 1 reply; 2+ messages in thread
From: Julien Olivain @ 2022-07-26 17:53 UTC (permalink / raw)
  To: buildroot; +Cc: Julien Olivain

This test relies on the OLA Dummy plugin presenting a test device
and port.  It starts the daemon, performs few configuration commands,
covers the Python bindings and also test the OLA web interface.

Signed-off-by: Julien Olivain <ju.o@free.fr>
---
This OLA test was suggested in:
https://lists.buildroot.org/pipermail/buildroot/2022-July/647089.html

This patch was tested with:

    make check-package
    ...
    0 warnings generated

    python3 -m flake8 \
        support/testing/tests/package/test_ola.py \
        support/testing/tests/package/test_ola/rootfs-overlay/usr/bin/sample_ola_rdm_discovery.py
    [no-output]

    support/testing/run-tests \
        -d dl \
        -o output_folder \
        tests.package.test_ola.TestOla
    ...
    OK
---
 DEVELOPERS                                    |  2 +
 support/testing/tests/package/test_ola.py     | 95 +++++++++++++++++++
 .../usr/bin/sample_ola_rdm_discovery.py       | 24 +++++
 3 files changed, 121 insertions(+)
 create mode 100644 support/testing/tests/package/test_ola.py
 create mode 100755 support/testing/tests/package/test_ola/rootfs-overlay/usr/bin/sample_ola_rdm_discovery.py

diff --git a/DEVELOPERS b/DEVELOPERS
index 1dede4b83b..eb5bc5d985 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1657,6 +1657,8 @@ F:	package/zynaddsubfx/
 F:	support/testing/tests/package/sample_python_distro.py
 F:	support/testing/tests/package/sample_python_gnupg.py
 F:	support/testing/tests/package/test_octave.py
+F:	support/testing/tests/package/test_ola.py
+F:	support/testing/tests/package/test_ola/
 F:	support/testing/tests/package/test_python_distro.py
 F:	support/testing/tests/package/test_python_gnupg.py
 
diff --git a/support/testing/tests/package/test_ola.py b/support/testing/tests/package/test_ola.py
new file mode 100644
index 0000000000..017d6f7e3b
--- /dev/null
+++ b/support/testing/tests/package/test_ola.py
@@ -0,0 +1,95 @@
+import os
+
+import infra.basetest
+
+
+class TestOla(infra.basetest.BRTest):
+    config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
+        """
+        BR2_PACKAGE_OLA=y
+        BR2_PACKAGE_OLA_EXAMPLES=y
+        BR2_PACKAGE_OLA_PLUGIN_DUMMY=y
+        BR2_PACKAGE_OLA_PYTHON_BINDINGS=y
+        BR2_PACKAGE_OLA_WEB=y
+        BR2_PACKAGE_PYTHON3=y
+        BR2_ROOTFS_OVERLAY="{}"
+        BR2_TARGET_ROOTFS_CPIO=y
+        # BR2_TARGET_ROOTFS_TAR is not set
+        """.format(
+           # overlay to add a script to test ola python bindings
+           infra.filepath("tests/package/test_ola/rootfs-overlay"))
+
+    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 = "olad --version"
+        self.assertRunOk(cmd)
+
+        # Start the daemon and wait a bit for it to settle
+        cmd = "olad --daemon && sleep 2"
+        self.assertRunOk(cmd)
+
+        # Check dummy plugin is loaded
+        cmd = "ola_plugin_info | grep -Fi dummy"
+        self.assertRunOk(cmd)
+
+        # Check dummy device and port are listed
+        cmd = "ola_dev_info"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertIn("Device 1: Dummy Device", output[0])
+        self.assertIn("port 0, OUT Dummy Port", output[1])
+
+        # Create Universe 0
+        cmd = "ola_patch --device 1 --port 0 --universe 0"
+        self.assertRunOk(cmd)
+
+        # Check Universe 0 is created
+        cmd = "ola_dev_info"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertIn("patched to universe 0", output[1])
+
+        # Discover Dummy device RDM UID
+        cmd = "ola_rdm_discover --universe 0 | head -1"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        rdm_uid = output[0]
+
+        # Get RDM manufacturer_label PID
+        cmd = "ola_rdm_get --universe 0 --uid {} manufacturer_label".format(rdm_uid)
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], "Open Lighting Project")
+
+        # Get RDM dmx_start_address PID, checks default value is 1
+        cmd = "ola_rdm_get --universe 0 --uid {} dmx_start_address".format(rdm_uid)
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], "DMX Address: 1")
+
+        # Set RDM dmx_start_address PID to 2
+        cmd = "ola_rdm_set --universe 0 --uid {} dmx_start_address 2".format(rdm_uid)
+        self.assertRunOk(cmd)
+
+        # Get the new RDM dmx_start_address PID, checks value is now 2
+        cmd = "ola_rdm_get --universe 0 --uid {} dmx_start_address".format(rdm_uid)
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], "DMX Address: 2")
+
+        # Perform a full RDM discovery using python bindings. The test
+        # expect to find the same UID detected with the C client.
+        cmd = "sample_ola_rdm_discovery.py | head -1"
+        output, exit_code = self.emulator.run(cmd)
+        self.assertEqual(exit_code, 0)
+        self.assertEqual(output[0], rdm_uid)
+
+        # Test olad web interface
+        cmd = "wget -q -O - http://127.0.0.1:9090/ola.html | grep -F '<title>OLA Admin</title>'"
+        self.assertRunOk(cmd)
diff --git a/support/testing/tests/package/test_ola/rootfs-overlay/usr/bin/sample_ola_rdm_discovery.py b/support/testing/tests/package/test_ola/rootfs-overlay/usr/bin/sample_ola_rdm_discovery.py
new file mode 100755
index 0000000000..c2aa0733bb
--- /dev/null
+++ b/support/testing/tests/package/test_ola/rootfs-overlay/usr/bin/sample_ola_rdm_discovery.py
@@ -0,0 +1,24 @@
+#! /usr/bin/env python3
+
+import sys
+
+from ola.ClientWrapper import ClientWrapper
+
+
+def show_uids(state, uids):
+    if state.Succeeded():
+        for uid in uids:
+            print(str(uid))
+    else:
+        print('Error: %s' % state.message, file=sys.stderr)
+    wrapper.Stop()
+
+
+wrapper = ClientWrapper()
+client = wrapper.Client()
+universe = 0
+full_discovery = True
+
+client.RunRDMDiscovery(universe, full_discovery, show_uids)
+
+wrapper.Run()
-- 
2.37.1

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