--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/configurationengine/source/plugins/plugin_utils.py Thu Mar 11 17:04:37 2010 +0200
@@ -0,0 +1,317 @@
+#
+# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# This component and the accompanying materials are made available
+# under the terms of "Eclipse Public License v1.0"
+# which accompanies this distribution, and is available
+# at the URL "http://www.eclipse.org/legal/epl-v10.html".
+#
+# Initial Contributors:
+# Nokia Corporation - initial contribution.
+#
+# Contributors:
+#
+# Description:
+#
+
+import sys, os, unittest, re
+import build_egg_info
+
+# Path to the directory where this file is located
+ROOT_PATH = os.path.dirname(os.path.abspath(__file__))
+
+# Path to the source/ directory
+SOURCE_ROOT = os.path.normpath(os.path.join(ROOT_PATH, '..'))
+assert os.path.split(SOURCE_ROOT)[1] == 'source'
+
+# Path to the source/plugins directory
+PLUGIN_SOURCE_ROOT = os.path.normpath(os.path.join(SOURCE_ROOT, 'plugins'))
+assert os.path.isdir(PLUGIN_SOURCE_ROOT)
+
+def plugin_test_init(root_path, plugin_source_relative_path='../..'):
+ """
+ Initialize things so that plug-in unit tests can be run.
+
+ @param root_path: Path of the __init__.py file calling this function.
+ @param plugin_source_relative_path: Path to the plug-in's source root relative
+ to root_path. Usually this should be '../..', since this function is intended
+ to be called from a plug-in's tests/__init__.py file.
+
+ """
+ # Add paths so that the unit tests work
+ # -------------------------------------
+ extra_paths = [
+ # For module 'cone'
+ SOURCE_ROOT,
+
+ # For module 'testautomation'
+ os.path.join(SOURCE_ROOT, 'testautomation'),
+
+ # For the plug-in module.
+ # Since the method is expected to be called from e.g.
+ # source/plugins/ConeSomePlugin/someplugin/tests/__init__.py, this will then be
+ # source/plugins/ConeSomePlugin, in which case the module 'someplugin' can be
+ # imported
+ os.path.join(root_path, plugin_source_relative_path)
+ ]
+ for p in extra_paths:
+ p = os.path.normpath(p)
+ if p not in sys.path: sys.path.append(p)
+
+ # Generate egg-info for the plug-in.
+ # The egg-info needs to be up-to-date, or the plug-in framework will not be able
+ # to find the plug-in's ImplML reader classes
+ plugin_path = os.path.normpath(os.path.join(root_path, plugin_source_relative_path))
+ assert 'setup.py' in os.listdir(plugin_path), "Path '%s' does not contain 'setup.py" % plugin_path
+ build_egg_info.generate_egg_info(plugin_path)
+
+def integration_test_init(root_path):
+ """
+ Initialize things so that integration tests can be run.
+
+ This function is intended to be called from a sub-package's integration-test/__init__.py file.
+ @param root_path: Path of the __init__.py file calling this function.
+ """
+ # Add paths so that the unit tests work
+ # -------------------------------------
+ extra_paths = [
+ # For module 'cone' (may be needed in some tests for e.g. asserts)
+ SOURCE_ROOT,
+
+ # For module 'testautomation'
+ os.path.join(SOURCE_ROOT, 'testautomation'),
+ ]
+ for p in extra_paths:
+ p = os.path.normpath(p)
+ if p not in sys.path: sys.path.append(p)
+
+ # Collect plug-in source paths (common + current)
+ temp = []
+ temp += [path for path, _ in find_plugin_sources(os.path.join(PLUGIN_SOURCE_ROOT, 'common'))]
+ temp += [path for path, _ in find_plugin_sources(os.path.normpath(os.path.join(root_path, '..')))]
+ plugin_paths = []
+ for p in temp:
+ if p not in plugin_paths: plugin_paths.append(p)
+
+ # Add things to PYTHONPATH so that running cone_tool.py works
+ paths = []
+ paths.append(SOURCE_ROOT) # For module 'cone'
+ paths.extend(plugin_paths)
+ os.environ['PYTHONPATH'] = os.environ.get('PYTHONPATH', '') + ';' + ';'.join(paths)
+
+ # Generate egg-info for the plug-ins.
+ # The egg-info needs to be up-to-date, or the plug-in framework will not be able
+ # to find the plug-in's ImplML reader classes
+ for p in plugin_paths:
+ assert 'setup.py' in os.listdir(p), "Path '%s' does not contain 'setup.py" % p
+ build_egg_info.generate_egg_info(p)
+
+def init_all():
+ """
+ Add all plug-ins to sys.path and PYTHONPATH so that running all
+ plug-in unit tests and integration tests work.
+ """
+ # Find all plug-in source directories
+ plugin_paths = []
+ temp = find_all_plugin_sources(os.path.join(PLUGIN_SOURCE_ROOT))
+ for package_name, sources in temp.iteritems():
+ for path, modname in sources:
+ plugin_paths.append(path)
+
+ # Add paths so that the unit tests work
+ # -------------------------------------
+ extra_paths = [
+ # For module 'cone' (may be needed in some tests for e.g. asserts)
+ SOURCE_ROOT,
+
+ # For module 'testautomation'
+ os.path.join(SOURCE_ROOT, 'testautomation'),
+ ] + plugin_paths
+ for p in extra_paths:
+ p = os.path.normpath(p)
+ if p not in sys.path: sys.path.append(p)
+
+ # Add things to PYTHONPATH so that running cone_tool.py works
+ paths = []
+ paths.append(SOURCE_ROOT) # For module 'cone'
+ paths.extend(plugin_paths)
+ os.environ['PYTHONPATH'] = os.environ.get('PYTHONPATH', '') + ';' + ';'.join(paths)
+
+ # Generate egg-info for the plug-ins.
+ # The egg-info needs to be up-to-date, or the plug-in framework will not be able
+ # to find the plug-in's ImplML reader classes
+ for p in plugin_paths:
+ assert 'setup.py' in os.listdir(p), "Path '%s' does not contain 'setup.py" % p
+ build_egg_info.generate_egg_info(p)
+
+def collect_test_suite_from_dir(root_path):
+ """
+ Return a test suite containing all tests in 'unittest_*.py' files under the given directory.
+ """
+ # Find all unittest_*.py files in the folder
+ test_modules = filter(lambda name: re.match(r'^unittest_.*\.py$', name) != None, os.listdir(root_path))
+ # Strip .py endings
+ test_modules = map(lambda name: name[:-3], test_modules)
+
+ # Add the root path as the first one in sys.path, so that
+ # __import__() checks that first when attempting to import a module
+ sys.path.insert(0, root_path)
+
+ try:
+ suite = unittest.TestSuite()
+ for test_module in test_modules:
+ # Load the test module dynamically and add it to the test suite
+ module = __import__(test_module)
+ suite.addTests(unittest.TestLoader().loadTestsFromModule(module))
+ return suite
+ finally:
+ # Remove root_path from sys.path
+ del sys.path[0]
+
+def collect_suite_from_source_list(paths_and_modnames):
+ suite = unittest.TestSuite()
+
+ # Add the source paths to sys.path
+ for path, modname in paths_and_modnames:
+ if path not in sys.path:
+ sys.path.append(path)
+
+ # Import the tests in a separate loop, because otherwise the ImplML reader classes
+ # could be loaded before all plug-ins are in sys.path
+ for path, modname in paths_and_modnames:
+ try:
+ m = __import__(modname + '.tests')
+ suite.addTests(m.tests.collect_suite())
+ except ImportError:
+ print "Tests for '%s' not added, no 'tests' module found" % path
+
+ return suite
+
+def get_plugin_module_name(plugin_src_path):
+ """
+ Return the name of the plug-in's module under given plug-in source path.
+
+ >>> get_tests_module('source/plugins/common/ConeContentPlugin')
+ 'contentplugin'
+ >>> get_tests_module('foo')
+ None
+ """
+ if not os.path.isdir(plugin_src_path):
+ return None
+
+ for name in os.listdir(plugin_src_path):
+ path = os.path.join(plugin_src_path, name)
+ if os.path.isdir(path) and '__init__.py' in os.listdir(path):
+ return name
+ return None
+
+def find_plugin_sources(subpackage_root_path):
+ """
+ Return ConE plug-in source directories from the given path.
+
+ All sub-directories in subpackage_root_path of the form Cone*Plugin/ containing
+ a sub-directory that is a python module are returned.
+
+ @param path: The directory from where to find the entries.
+ @return: A list of tuples, each containing (<source_dir>, <module_name>).
+ """
+ pattern = re.compile(r'^Cone.*Plugin$')
+
+ # Collect a list of plug-in source paths and plug-in module names
+ result = []
+ for name in os.listdir(subpackage_root_path):
+ path = os.path.join(subpackage_root_path, name)
+ if pattern.match(name) is not None:
+ modname = get_plugin_module_name(path)
+ if modname is not None:
+ result.append((path, modname))
+ return result
+
+def find_all_plugin_sources(plugins_root_path):
+ """
+ Return all ConE plug-in source directories from the plugins/ root
+ directory.
+ @return: A dictionary containing the output of find_plugin_sources() by
+ plug-in sub-packages.
+ >>> find_all_plugin_sources('C:/work/cone-trunk/source/plugins')
+ {'common': [('C:/work/cone-trunk/source/plugins/common/ConeContentPlugin', 'contentplugin'),
+ ('C:/work/cone-trunk/source/plugins/common/ConeTemplatePlugin', 'templatemlplugin')],
+ 'example': [('C:/work/cone-trunk/source/plugins/example/ConeExamplePlugin', 'examplemlplugin')]}
+ """
+ result = {}
+ for name in os.listdir(plugins_root_path):
+ path = os.path.join(plugins_root_path, name)
+ if os.path.isdir(path):
+ sources = find_plugin_sources(path)
+ if sources: result[name] = sources
+ return result
+
+def find_plugin_package_subpaths(subpath, package_name=None):
+ """
+ Return a list of plug-in package sub-paths based on the given plug-in package name.
+
+ The returned list always contains the sub-path for common plug-ins, and
+ additionally for an extra plug-in package based on the given package name.
+
+ This function can be used to find specifically named files or directories
+ under the plug-in paths. E.g. find all 'integration-test' directories:
+
+ >>> find_plugin_package_subpaths('integration-test', 'symbian')
+ [('common', 'C:\\cone\\trunk\\sources\\plugins\\common\\integration-test'),
+ ('symbian', 'C:\\cone\\trunk\\sources\\plugins\\symbian\\integration-test')]
+
+ @param package_name: Name of the extra plug-in package. Can be None, '',
+ 'common' or an existing plug-in package.
+ @return: List of tuples (package_name, subpath).
+
+ @raise ValueError: The given package_name was invalid.
+ """
+ result = []
+
+ def add(package_name):
+ package_dir = os.path.join(PLUGIN_SOURCE_ROOT, package_name)
+
+ if not os.path.exists(package_dir):
+ raise ValueError("Invalid plug-in package name: '%s'" % package_name)
+
+ path = os.path.normpath(os.path.join(package_dir, subpath))
+ if os.path.exists(path):
+ result.append((package_name, path))
+
+ add('common')
+ if package_name not in (None, '', 'common'):
+ add(package_name)
+
+ return result
+
+
+def find_plugin_sources_by_package(package_name=None):
+ """
+ Return a list of plug-in source paths based on the given plug-in package name.
+
+ The returned list always contains sources of common plug-ins, and
+ additionally extra plug-in sources based on the given package name.
+
+ @param package_name: Name of the extra plug-in package. Can be None, '',
+ 'common' or an existing plug-in package.
+ @raise ValueError: The given package_name was invalid.
+ """
+ result = []
+
+ # Find all plug-in sources
+ sources = find_all_plugin_sources(PLUGIN_SOURCE_ROOT)
+
+ # Always return common plug-ins
+ if 'common' in sources:
+ for path, modname in sources['common']:
+ result.append(path)
+
+ # Return extra plug-ins if necessary
+ if package_name not in (None, '', 'common'):
+ if package_name not in sources:
+ raise ValueError("Invalid plug-in package name: '%s'" % package_name)
+ else:
+ for path, modname in sources[package_name]:
+ result.append(path)
+
+ return result