def test_xylemDatabase():
from xylem.model import xylemDatabase
db = xylemDatabase()
assert not db.is_loaded('foo')
data = {'a': 1}
db.set_view_data('foo', data, [], 'origin1')
assert db.is_loaded('foo')
entry = db.get_view_data('foo')
assert entry.xylem_data == data
assert entry.origin == 'origin1'
assert entry.view_dependencies == []
# make sure data is copy
data['a'] = 2
assert entry.xylem_data != data
data = {'b': 2}
db.set_view_data('bar', data, ['foo'], 'origin2')
assert db.is_loaded('bar')
entry = db.get_view_data('bar')
assert entry.xylem_data == data
assert entry.origin == 'origin2'
assert entry.view_dependencies == ['foo']
# override entry for bar
data = {'b': 3}
assert db.is_loaded('bar')
db.set_view_data('bar', data, ['baz', 'blah'], 'origin3')
assert db.is_loaded('bar')
entry = db.get_view_data('bar')
assert entry.xylem_data == data
assert entry.origin == 'origin3'
assert set(entry.view_dependencies) == set(['baz', 'blah'])
def test_xylemDatabase():
from xylem.model import xylemDatabase
db = xylemDatabase()
assert not db.is_loaded('foo')
data = {'a': 1}
db.set_view_data('foo', data, [], 'origin1')
assert db.is_loaded('foo')
entry = db.get_view_data('foo')
assert entry.xylem_data == data
assert entry.origin == 'origin1'
assert entry.view_dependencies == []
# make sure data is copy
data['a'] = 2
assert entry.xylem_data != data
data = {'b': 2}
db.set_view_data('bar', data, ['foo'], 'origin2')
assert db.is_loaded('bar')
entry = db.get_view_data('bar')
assert entry.xylem_data == data
assert entry.origin == 'origin2'
assert entry.view_dependencies == ['foo']
# override entry for bar
data = {'b': 3}
assert db.is_loaded('bar')
db.set_view_data('bar', data, ['baz', 'blah'], 'origin3')
assert db.is_loaded('bar')
entry = db.get_view_data('bar')
assert entry.xylem_data == data
assert entry.origin == 'origin3'
assert set(entry.view_dependencies) == set(['baz', 'blah'])
def test_xylemDatabase_get_view_dependencies():
from xylem.model import xylemDatabase
data = {'a': 1}
db = xylemDatabase()
db.set_view_data('foo', data, [], 'origin')
assert [] == db.get_view_dependencies('foo')
db.set_view_data('bar', data, ['foo'], 'origin')
assert ['foo'] == db.get_view_dependencies('bar')
db.set_view_data('baz', data, ['bar'], 'origin')
assert ['foo', 'bar'] == db.get_view_dependencies('baz')
db.set_view_data('rad', data, [], 'origin')
db.set_view_data('fad', data, ['baz', 'rad'], 'origin')
retval = db.get_view_dependencies('fad')
assert set(['baz', 'rad', 'foo', 'bar']) == set(retval), retval
assert len(retval) == 4
def test_xylemDatabase_get_view_dependencies():
from xylem.model import xylemDatabase
data = {'a': 1}
db = xylemDatabase()
db.set_view_data('foo', data, [], 'origin')
assert [] == db.get_view_dependencies('foo')
db.set_view_data('bar', data, ['foo'], 'origin')
assert ['foo'] == db.get_view_dependencies('bar')
db.set_view_data('baz', data, ['bar'], 'origin')
assert ['foo', 'bar'] == db.get_view_dependencies('baz')
db.set_view_data('rad', data, [], 'origin')
db.set_view_data('fad', data, ['baz', 'rad'], 'origin')
retval = db.get_view_dependencies('fad')
assert set(['baz', 'rad', 'foo', 'bar']) == set(retval), retval
assert len(retval) == 4
def test_SourcesListLoader_create_default():
from xylem.sources_list import update_sources_list, SourcesListLoader, DataSourceMatcher
# create temp dir for holding sources cache
tempdir = tempfile.mkdtemp()
# pull in cache data
sources_list_dir=get_test_dir()
retval = update_sources_list(sources_list_dir=sources_list_dir,
sources_cache_dir=tempdir, error_handler=None)
assert retval
# now test with cached data
matcher = xylem.sources_list.DataSourceMatcher(['ubuntu', 'lucid'])
loader = SourcesListLoader.create_default(matcher, sources_cache_dir=tempdir)
assert loader.sources
sources0 = loader.sources
assert not any([s for s in loader.sources if not matcher.matches(s)])
loader = SourcesListLoader.create_default(matcher, sources_cache_dir=tempdir)
assert sources0 == loader.sources
# now test with different matcher
matcher2 = xylem.sources_list.DataSourceMatcher(['python'])
loader2 = SourcesListLoader.create_default(matcher2, sources_cache_dir=tempdir)
assert loader2.sources
# - should have filtered down to python-only
assert sources0 != loader2.sources
assert not any([s for s in loader2.sources if not matcher2.matches(s)])
# test API
# very simple, always raises RNF
try:
loader.get_packages('foo')
except rospkg.ResourceNotFound: pass
try:
loader.get_view_key('foo')
except rospkg.ResourceNotFound: pass
assert [] == loader.get_loadable_resources()
all_sources = [x.url for x in loader.sources]
assert all_sources == loader.get_loadable_views()
# test get_source early to make sure model matches expected
try:
loader.get_source('foo')
assert False, "should have raised"
except rospkg.ResourceNotFound: pass
s = loader.get_source(GITHUB_URL)
assert s.url == GITHUB_URL
# get_view_dependencies
# - loader doesn't new view name, so assume everything
assert all_sources == loader.get_view_dependencies('foo')
# - actual views don't depend on anything
assert [] == loader.get_view_dependencies(GITHUB_URL)
# load_view
from xylem.model import xylemDatabase
for verbose in [True, False]:
xylem_db = xylemDatabase()
loader.load_view(GITHUB_URL, xylem_db, verbose=verbose)
assert xylem_db.is_loaded(GITHUB_URL)
assert [] == xylem_db.get_view_dependencies(GITHUB_URL)
entry = xylem_db.get_view_data(GITHUB_URL)
assert 'cmake' in entry.xylem_data
assert GITHUB_URL == entry.origin
# - coverage, repeat loader, should noop
loader.load_view(GITHUB_URL, xylem_db)
