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import os.path
import sys
from qtpy import QtCore, QtWidgets
from vitables.vtapp import VTApp
TABLES_PATH = os.path.join('examples', 'tables')
def get_index(model, node_name, start_index=None):
"""Return index of the node with the given name or None."""
start_index = start_index if start_index else QtCore.QModelIndex()
for c in range(model.columnCount(start_index)):
for r in range(model.rowCount(start_index)):
index = model.index(r, c, start_index)
if index.data(QtCore.Qt.DisplayRole) == node_name:
return index
child_search_result = get_index(model, node_name, index)
if child_search_result:
return child_search_result
return None
def assert_path(test, path):
"""Activate and check that node at given path exist.
If the last node is a leaf then subwindow will be created.
"""
if not path:
return
index = get_index(test.model, path[0])
assert index is not None
test.view.activateNode(index)
assert_path(test, path[1:])
def get_leaf_model_with_assert(test, filepath, leaf_path):
"""Open view for given leaf and return its model.
filepath is a valid system path, node_path is a slash separated leaf
path inside file without preceding slash.
"""
leaf_path = leaf_path.split('/')
_, filename = os.path.split(filepath)
test.vtapp.fileOpen(filepath)
assert_path(test, [filename] + leaf_path)
return test.vtgui.workspace.subWindowList()[0].leaf_model
class TestTableOpening:
"""Open files and read all cell values."""
TEST_NODES = {
'examples/arrays/array_samples.h5': [
'array_b', 'array_f', 'array_f3D', 'array_int16', 'array_int8',
'group1/array_B', 'group2/array_h', 'group3/array_l',
'group4/array_f', 'group5/array_d', 'scalar_array',
],
'examples/arrays/carray_sample.h5': [
'carray',
],
'examples/arrays/earray_samples.h5': [
'array_b', 'array_c', 'array_char', 'array_e',
],
'examples/arrays/vlarray_samples.h5': [
'vlarray1', 'vlarray11', 'vlarray2', 'vlarray3', 'vlarray5',
'vlarray6', 'vlarray8', 'vlarray10', 'vlarray9',
# 'vlarray7',
],
'examples/misc/external_file.h5': [
'a1',
],
# modified on open !!!
# 'examples/misc/fnode.h5': [
# 'fnode_test',
# ],
# modified on open !!!
# 'examples/misc/genericHDF5.h5': [
# 'A note', 'arrays/2D float array', 'arrays/2D int array',
# 'arrays/3D int array',
# 'arrays/Vdata table: PerBlockMetadataCommon',
# 'arrays/external',
# # 'images/iceberg_palette',
# # 'images/Iceberg',
# # 'images/landcover.umd.199906.jpg',
# # 'images/pixel interlace',
# # 'images/plane interlace',
# ],
'examples/misc/links_examples.h5': [
'arrays/a1', 'links/ht1', 'tables/t1',
],
# modified on open !!!
# 'examples/misc/nonalphanum.h5': [
# 'array_1', 'array_f', 'array_f_Numeric', 'array_s',
# ],
'examples/misc/objecttree.h5': [
'array1', 'group1/array2', 'group1/table1', 'group2/table2',
],
'examples/misc/szip_compressor.h5': [
# 'datasetF32',
],
'examples/tables/nested_samples.h5': [
'table',
],
'examples/tables/table_samples.h5': [
'columns/TDC', 'columns/name', 'columns/pressure',
'detector/recarray', 'detector/recarray2', 'detector/table',
'newgroup/table', 'table1',
],
'examples/timeseries/carray_ts.h5': [
'test_carray_1', 'test_carray_2',
],
'examples/timeseries/pandas_test1.hdf5': [
# 'one_column_ts/_i_table/index/abounds',
# 'one_column_ts/_i_table/index/bounds',
# 'one_column_ts/_i_table/index/indices',
# 'one_column_ts/_i_table/index/indicesLR',
# 'one_column_ts/_i_table/index/mbounds',
# 'one_column_ts/_i_table/index/mranges',
# 'one_column_ts/_i_table/index/ranges',
# 'one_column_ts/_i_table/index/sorted',
# 'one_column_ts/_i_table/index/sortedLR',
# 'one_column_ts/_i_table/index/zbounds',
# 'one_column_ts/table',
],
'examples/timeseries/pandas_test2.hdf5': [
# 'intc/_i_table/index/abounds', 'intc/_i_table/index/bounds',
# 'intc/_i_table/index/indices', 'intc/_i_table/index/indicesLR',
# 'intc/_i_table/index/mbounds', 'intc/_i_table/index/mranges',
# 'intc/_i_table/index/ranges', 'intc/_i_table/index/sorted',
# 'intc/_i_table/index/sortedLR', 'intc/_i_table/index/zbounds',
# 'intc/table',
],
'examples/timeseries/pandas_test3.hdf5': [
# 'df/axis0', 'df/axis1', 'df/block0_items', 'df/block0_values',
# 'df_table/_i_table/index/abounds',
# 'df_table/_i_table/index/bounds',
# 'df_table/_i_table/index/indices',
# 'df_table/_i_table/index/indicesLR',
# 'df_table/_i_table/index/mbounds',
# 'df_table/_i_table/index/mranges',
# 'df_table/_i_table/index/ranges',
# 'df_table/_i_table/index/sorted',
# 'df_table/_i_table/index/sortedLR',
# 'df_table/_i_table/index/zbounds',
'df_table/table',
],
# modified on open !!!
# 'examples/timeseries/scikits_test1.hdf5': [
# 'examples/Example_1',
# ],
# modified on open !!!
# 'examples/timeseries/scikits_test2.hdf5': [
# 'examples/Example_2',
# ],
# modified on open !!!
# 'examples/timeseries/scikits_test3.hdf5': [
# 'examples/Example_3',
# ],
'examples/timeseries/table_ts.h5': [
'Particles/TParticle',
],
}
@classmethod
def setup_class(cls):
"""Create app and store shortcuts to the application objects."""
cls.app = QtWidgets.QApplication(sys.argv)
cls.vtapp = VTApp(keep_splash=False)
cls.vtgui = cls.vtapp.gui
cls.model = cls.vtgui.dbs_tree_model
cls.view = cls.vtgui.dbs_tree_view
@classmethod
def teardown_class(cls):
del cls.vtapp
del cls.app
def test_opening_files(self):
"""Generate tests for given data files."""
for filepath, nodes in self.TEST_NODES.items():
for node in nodes:
self.check_node_open(filepath, node)
def check_node_open(self, filepath, nodepath):
"""Open file get access to a node and read all cells."""
try:
leaf_model = get_leaf_model_with_assert(self, filepath, nodepath)
for row in range(leaf_model.rowCount()):
for column in range(leaf_model.columnCount()):
cell_index = leaf_model.index(row, column,
QtCore.QModelIndex())
cell_data = leaf_model.data(cell_index)
finally:
self.vtapp.fileClose()
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