Add support for running plugins from Python by Kaspar Emanuel (fix #939 and #940).

git-svn-id: http://svn.drobilla.net/lad/trunk/lilv@5189 a436a847-0d15-0410-975c-d299462d15a1

2 files changed, 154 insertions, 0 deletions

diff --git a/bindings/test/python/test_api.py b/bindings/test/python/test_api.py
new file mode 100644
index 0000000..655abba
--- /dev/null
+++ b/bindings/test/python/test_api.py
@@ -0,0 +1,84 @@
+# Copyright 2013 Kaspar Emanuel <kaspar.emanuel@gmail.com>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+from lilv import *
+import unittest
+import os
+
+class UriTests(unittest.TestCase):
+    def setUp(self):
+        self.world = lilv_world_new()
+        lilv_world_load_all(self.world)
+    def testInvalidURI(self):
+        self.uri = lilv_new_uri(self.world, "invalid_uri")
+        self.assertIsNone(self.uri)
+    def testInvalidURI2(self):
+        self.uri = lilv_new_uri(self.world, "invalid_uri")
+        self.assertFalse( lilv_node_is_uri(self.uri) )
+    def testNonExistentURI(self):
+        self.uri = lilv_new_uri(self.world, "exist:does_not")
+        plugins = lilv_world_get_all_plugins(self.world)
+        self.plugin = lilv_plugins_get_by_uri(plugins, self.uri)
+        self.assertIsNone(self.plugin)
+    def testPortTypes(self):
+        self.uri = lilv_new_uri(self.world, LILV_URI_INPUT_PORT) 
+        self.assertIsNotNone(self.uri)
+    def testPortTypes2(self):
+        self.uri = lilv_new_uri(self.world, LILV_URI_OUTPUT_PORT)
+        self.assertIsNotNone(self.uri)
+    def testPortTypes3(self):
+        self.uri = lilv_new_uri(self.world, LILV_URI_AUDIO_PORT)
+        self.assertIsNotNone(self.uri)
+    def testPortTypes4(self):
+        self.uri = lilv_new_uri(self.world, LILV_URI_CONTROL_PORT)
+        self.assertIsNotNone(self.uri)
+    def tearDown(self):
+        lilv_node_free(self.uri)
+        lilv_world_free(self.world)
+
+class PluginTests(unittest.TestCase):
+    def setUp(self):
+        self.world = lilv_world_new()
+        location = "file://" + os.getcwd() + "/bindings/bindings_test_plugin.lv2/"
+        self.plugin_uri = lilv_new_uri(self.world, location)
+        self.assertIsNotNone(self.plugin_uri, "Invalid URI: '" + location + "'")
+        lilv_world_load_bundle(self.world, self.plugin_uri)
+        self.plugins = lilv_world_get_all_plugins(self.world)
+        self.plugin  = lilv_plugins_get(self.plugins, lilv_plugins_begin(self.plugins))
+        self.assertIsNotNone(self.plugin, msg="Test plugin not found at location: '" + location + "'")
+        self.assertEqual(location, lilv_node_as_string(lilv_plugin_get_bundle_uri(self.plugin)))
+        self.instance = lilv_plugin_instantiate(self.plugin, 48000, None)
+        self.assertIsNotNone(self.instance)
+        self.lv2_InputPort    = lilv_new_uri(self.world, LILV_URI_INPUT_PORT)
+        self.lv2_OutputPort   = lilv_new_uri(self.world, LILV_URI_OUTPUT_PORT)
+        self.lv2_AudioPort    = lilv_new_uri(self.world, LILV_URI_AUDIO_PORT)
+        self.lv2_ControlPort  = lilv_new_uri(self.world, LILV_URI_CONTROL_PORT)
+    def testPorts(self):
+        n = lilv_plugin_get_num_ports_of_class(self.plugin, self.lv2_InputPort, self.lv2_AudioPort)
+        self.assertEqual(n, 1)
+    def testPorts2(self):
+        n = lilv_plugin_get_num_ports_of_class(self.plugin, self.lv2_OutputPort, self.lv2_AudioPort)
+        self.assertEqual(n, 1)
+    def testPorts3(self):
+        n = lilv_plugin_get_num_ports_of_class(self.plugin, self.lv2_OutputPort, self.lv2_ControlPort)
+        self.assertEqual(n, 1)
+    def testPorts4(self):
+        n = lilv_plugin_get_num_ports_of_class(self.plugin, self.lv2_InputPort, self.lv2_ControlPort)
+        self.assertEqual(n, 1)
+    def tearDown(self):
+        lilv_node_free(self.lv2_InputPort)
+        lilv_node_free(self.lv2_OutputPort)
+        lilv_node_free(self.lv2_AudioPort)
+        lilv_node_free(self.plugin_uri)
+        lilv_world_free(self.world)
diff --git a/bindings/test/python/test_api_mm.py b/bindings/test/python/test_api_mm.py
new file mode 100644
index 0000000..87b34af
--- /dev/null
+++ b/bindings/test/python/test_api_mm.py
@@ -0,0 +1,70 @@
+# Copyright 2013 Kaspar Emanuel <kaspar.emanuel@gmail.com>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+import lilv
+import unittest
+import os
+
+class UriTests(unittest.TestCase):
+    def setUp(self):
+        self.world = lilv.World()
+        self.world.load_all();
+    def testInvalidURI(self):
+        self.plugin_uri = self.world.new_uri("invalid_uri")
+        self.assertEqual(self.plugin_uri, None)
+    def testInvalidURI2(self):
+        self.plugin_uri = self.world.new_uri("invalid_uri")
+        self.assertFalse( lilv.lilv_node_is_uri(self.plugin_uri) )
+    def testNonExistentURI(self):
+        self.plugin_uri = self.world.new_uri("exist:does_not")
+        self.plugin = self.world.get_all_plugins().get_by_uri(self.plugin_uri)
+        self.assertEqual(self.plugin, None)
+    def testPortTypes(self):
+        self.assertIsNotNone( self.world.new_uri(lilv.LILV_URI_INPUT_PORT) )
+    def testPortTypes2(self):
+        self.assertIsNotNone( self.world.new_uri(lilv.LILV_URI_OUTPUT_PORT) )
+    def testPortTypes3(self):
+        self.assertIsNotNone( self.world.new_uri(lilv.LILV_URI_AUDIO_PORT) )
+    def testPortTypes4(self):
+        self.assertIsNotNone( self.world.new_uri(lilv.LILV_URI_CONTROL_PORT) )
+
+class PluginTests(unittest.TestCase):
+    def setUp(self):
+        self.world = lilv.World()
+        location = "file://" + os.getcwd() + "/bindings/bindings_test_plugin.lv2/"
+        self.plugin_uri = self.world.new_uri(location)
+        self.assertIsNotNone(self.plugin_uri, "Invalid URI: '" + location + "'")
+        self.world.load_bundle(self.plugin_uri)
+        self.plugins = self.world.get_all_plugins()
+        self.plugin  = self.plugins.get(self.plugins.begin())
+        self.assertIsNotNone(self.plugin, msg="Test plugin not found at location: '" + location + "'")
+        self.assertEqual(location, self.plugin.get_bundle_uri().as_string())
+        self.instance = lilv.Instance(self.plugin, 48000, None)
+        self.assertIsNotNone(self.instance)
+        self.lv2_InputPort    = self.world.new_uri(lilv.LILV_URI_INPUT_PORT)
+        self.lv2_OutputPort   = self.world.new_uri(lilv.LILV_URI_OUTPUT_PORT)
+        self.lv2_AudioPort    = self.world.new_uri(lilv.LILV_URI_AUDIO_PORT)
+        self.lv2_ControlPort  = self.world.new_uri(lilv.LILV_URI_CONTROL_PORT)
+    def testPorts(self):
+        n = self.plugin.get_num_ports_of_class(self.lv2_InputPort, self.lv2_AudioPort)
+        self.assertEqual(n, 1)
+    def testPorts2(self):
+        n = self.plugin.get_num_ports_of_class(self.lv2_OutputPort, self.lv2_AudioPort)
+        self.assertEqual(n, 1)
+    def testPorts3(self):
+        n = self.plugin.get_num_ports_of_class(self.lv2_OutputPort, self.lv2_ControlPort)
+        self.assertEqual(n, 1)
+    def testPorts4(self):
+        n = self.plugin.get_num_ports_of_class(self.lv2_InputPort, self.lv2_ControlPort)
+        self.assertEqual(n, 1)