def test_keepalive_canvas():
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
with invisible_canvas() as c:
get_file().Get("means/hist1").Draw()
gc.collect()
assert list(R.gROOT.GetListOfFiles()) != [], "Expected an open ROOT file.."
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
def test_keepalive_canvas():
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
with invisible_canvas() as c:
get_file().Get("means/hist1").Draw()
gc.collect()
assert list(R.gROOT.GetListOfFiles()) != [], "Expected an open ROOT file.."
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
def test_file_get():
with get_file() as f:
d = f.Get('means', rootpy=False)
assert_equal(d.__class__.__name__, 'TDirectoryFile')
d = f.Get('means')
assert_equal(d.__class__.__name__, 'Directory')
h = f.Get('means/hist1', rootpy=False)
assert_equal(h.__class__.__name__, 'TH1F')
h = f.Get('means/hist1')
assert_equal(h.__class__.__name__, 'Hist')
def test_file_get():
with get_file() as f:
d = f.Get('means', rootpy=False)
assert_equal(d.__class__.__name__, 'TDirectoryFile')
d = f.Get('means')
assert_equal(d.__class__.__name__, 'Directory')
h = f.Get('means/hist1', rootpy=False)
assert_equal(h.__class__.__name__, 'TH1F')
h = f.Get('means/hist1')
assert_equal(h.__class__.__name__, 'Hist')
def test_csv():
f = testdata.get_file('test_csv.root')
tree = f.ParTree_Postselect
tree.create_buffer(ignore_unsupported=True)
output = StringIO()
tree.csv(stream=output)
f.close()
# compare with existing txt output
true_output_filename = testdata.get_filepath('test_csv.txt')
with open(true_output_filename, 'r') as true_output_file:
true_output = true_output_file.read()
assert_equal(output.getvalue(), true_output)
def test_csv():
from cStringIO import StringIO
f = testdata.get_file('test_csv.root')
tree = f.ParTree_Postselect
tree.create_buffer(ignore_unsupported=True)
output = StringIO()
tree.csv(stream=output)
f.close()
# compare with existing txt output
true_output_filename = testdata.get_filepath('test_csv.txt')
with open(true_output_filename, 'r') as true_output_file:
true_output = true_output_file.read()
assert_equal(output.getvalue(), true_output)
def test_root2hdf5_chunked_selected():
try:
import tables
except ImportError:
raise SkipTest
from rootpy.root2hdf5 import root2hdf5
rfile = get_file('test_tree.root')
hfilename = os.path.join(TEMPDIR, 'out.h5')
root2hdf5(rfile, hfilename, entries=90, selection='i % 2 == 0')
hfile = tables.openFile(hfilename)
assert_equal(len(hfile.root.test), 500)
hfile.close()
def test_root2hdf5():
try:
import tables
except ImportError:
raise SkipTest
from rootpy.root2hdf5 import root2hdf5
rfile = get_file('test_tree.root')
hfilename = os.path.join(TEMPDIR, 'out.h5')
root2hdf5(rfile, hfilename)
hfile = tables.openFile(hfilename)
assert_equal(len(hfile.root.test), 1000)
hfile.close()
def test_root2hdf5_chunked_selected():
try:
import tables
except ImportError:
raise SkipTest
from rootpy.root2hdf5 import root2hdf5
rfile = get_file('test_tree.root')
hfilename = os.path.join(TEMPDIR, 'out.h5')
root2hdf5(rfile, hfilename, entries=90, selection='i % 2 == 0')
hfile = tables.openFile(hfilename)
assert_equal(len(hfile.root.test), 500)
hfile.close()
def test_root2hdf5():
try:
import tables
except ImportError:
raise SkipTest
from rootpy.root2hdf5 import root2hdf5
rfile = get_file('test_tree.root')
hfilename = os.path.join(TEMPDIR, 'out.h5')
root2hdf5(rfile, hfilename)
hfile = tables.openFile(hfilename)
assert_equal(len(hfile.root.test), 1000)
hfile.close()
def test_root2hdf5_chunked():
try:
import tables
except ImportError:
raise SkipTest
from rootpy.root2hdf5 import root2hdf5, tables_open
rfile = get_file("test_tree.root")
hfilename = os.path.join(TEMPDIR, "out.h5")
root2hdf5(rfile, hfilename, entries=10)
hfile = tables_open(hfilename)
assert_equal(len(hfile.root.test), 1000)
hfile.close()
def test_keepalive():
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
# Ordinarily this would lead to h with a value of `None`, since the file
# gets garbage collected. However, File.Get uses keepalive to prevent this.
# The purpose of this test is to ensure that everything is working as
# expected.
h = get_file().Get("means/hist1")
gc.collect()
assert h, "hist1 is not being kept alive"
assert list(R.gROOT.GetListOfFiles()) != [], "Expected an open ROOT file.."
h = None
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
def test_keepalive():
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
# Ordinarily this would lead to h with a value of `None`, since the file
# gets garbage collected. However, File.Get uses keepalive to prevent this.
# The purpose of this test is to ensure that everything is working as
# expected.
h = get_file().Get("means/hist1")
gc.collect()
assert h, "hist1 is not being kept alive"
assert list(R.gROOT.GetListOfFiles()) != [], "Expected an open ROOT file.."
h = None
gc.collect()
assert list(R.gROOT.GetListOfFiles()) == [], "There exist open ROOT files when there should not be"
def test_require_file_not_writable():
with testdata.get_file():
t = Tree()
from rootpy.testdata import get_file
with get_file() as f:
# access objects by name as properties of the current dir
myhist = f.dimensions.hist2d
# recursively walk through the file
for path, dirs, objects in f.walk():
print path, dirs, objects
def load_tree(*args):
with get_file('test_dicts.root') as f:
t = f.data
# this will trigger the generation of the required dicts
t.create_buffer()
def test_require_file_not_writable():
with testdata.get_file():
t = Tree()