1
0
mirror of https://github.com/arsenetar/dupeguru.git synced 2024-11-10 17:59:02 +00:00
dupeguru/hscommon/tests/table_test.py
2013-06-22 21:32:23 -04:00

313 lines
9.1 KiB
Python

# Created By: Virgil Dupras
# Created On: 2008-08-12
# Copyright 2013 Hardcoded Software (http://www.hardcoded.net)
#
# This software is licensed under the "BSD" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.hardcoded.net/licenses/bsd_license
from ..testutil import CallLogger, eq_
from ..gui.table import Table, GUITable, Row
class TestRow(Row):
def __init__(self, table, index, is_new=False):
Row.__init__(self, table)
self.is_new = is_new
self._index = index
def load(self):
pass
def save(self):
self.is_new = False
@property
def index(self):
return self._index
class TestGUITable(GUITable):
def __init__(self, rowcount):
GUITable.__init__(self)
self.view = CallLogger()
self.rowcount = rowcount
self.updated_rows = None
def _do_add(self):
return TestRow(self, len(self), is_new=True), len(self)
def _is_edited_new(self):
return self.edited is not None and self.edited.is_new
def _fill(self):
for i in range(self.rowcount):
self.append(TestRow(self, i))
def _update_selection(self):
self.updated_rows = self.selected_rows[:]
def table_with_footer():
table = Table()
table.append(TestRow(table, 0))
footer = TestRow(table, 1)
table.footer = footer
return table, footer
def table_with_header():
table = Table()
table.append(TestRow(table, 1))
header = TestRow(table, 0)
table.header = header
return table, header
#--- Tests
def test_allow_edit_when_attr_is_property_with_fset():
# When a row has a property that has a fset, by default, make that cell editable.
class TestRow(Row):
@property
def foo(self):
pass
@property
def bar(self):
pass
@bar.setter
def bar(self, value):
pass
row = TestRow(Table())
assert row.can_edit_cell('bar')
assert not row.can_edit_cell('foo')
assert not row.can_edit_cell('baz') # doesn't exist, can't edit
def test_can_edit_prop_has_priority_over_fset_checks():
# When a row has a cen_edit_* property, it's the result of that property that is used, not the
# result of a fset check.
class TestRow(Row):
@property
def bar(self):
pass
@bar.setter
def bar(self, value):
pass
can_edit_bar = False
row = TestRow(Table())
assert not row.can_edit_cell('bar')
def test_in():
# When a table is in a list, doing "in list" with another instance returns false, even if
# they're the same as lists.
table = Table()
some_list = [table]
assert Table() not in some_list
def test_footer_del_all():
# Removing all rows doesn't crash when doing the footer check.
table, footer = table_with_footer()
del table[:]
assert table.footer is None
def test_footer_del_row():
# Removing the footer row sets it to None
table, footer = table_with_footer()
del table[-1]
assert table.footer is None
eq_(len(table), 1)
def test_footer_is_appened_to_table():
# A footer is appended at the table's bottom
table, footer = table_with_footer()
eq_(len(table), 2)
assert table[1] is footer
def test_footer_remove():
# remove() on footer sets it to None
table, footer = table_with_footer()
table.remove(footer)
assert table.footer is None
def test_footer_replaces_old_footer():
table, footer = table_with_footer()
other = Row(table)
table.footer = other
assert table.footer is other
eq_(len(table), 2)
assert table[1] is other
def test_footer_rows_and_row_count():
# rows() and row_count() ignore footer.
table, footer = table_with_footer()
eq_(table.row_count, 1)
eq_(table.rows, table[:-1])
def test_footer_setting_to_none_removes_old_one():
table, footer = table_with_footer()
table.footer = None
assert table.footer is None
eq_(len(table), 1)
def test_footer_stays_there_on_append():
# Appending another row puts it above the footer
table, footer = table_with_footer()
table.append(Row(table))
eq_(len(table), 3)
assert table[2] is footer
def test_footer_stays_there_on_insert():
# Inserting another row puts it above the footer
table, footer = table_with_footer()
table.insert(3, Row(table))
eq_(len(table), 3)
assert table[2] is footer
def test_header_del_all():
# Removing all rows doesn't crash when doing the header check.
table, header = table_with_header()
del table[:]
assert table.header is None
def test_header_del_row():
# Removing the header row sets it to None
table, header = table_with_header()
del table[0]
assert table.header is None
eq_(len(table), 1)
def test_header_is_inserted_in_table():
# A header is inserted at the table's top
table, header = table_with_header()
eq_(len(table), 2)
assert table[0] is header
def test_header_remove():
# remove() on header sets it to None
table, header = table_with_header()
table.remove(header)
assert table.header is None
def test_header_replaces_old_header():
table, header = table_with_header()
other = Row(table)
table.header = other
assert table.header is other
eq_(len(table), 2)
assert table[0] is other
def test_header_rows_and_row_count():
# rows() and row_count() ignore header.
table, header = table_with_header()
eq_(table.row_count, 1)
eq_(table.rows, table[1:])
def test_header_setting_to_none_removes_old_one():
table, header = table_with_header()
table.header = None
assert table.header is None
eq_(len(table), 1)
def test_header_stays_there_on_insert():
# Inserting another row at the top puts it below the header
table, header = table_with_header()
table.insert(0, Row(table))
eq_(len(table), 3)
assert table[0] is header
def test_refresh_view_on_refresh():
# If refresh_view is not False, we refresh the table's view on refresh()
table = TestGUITable(1)
table.refresh()
table.view.check_gui_calls(['refresh'])
table.view.clear_calls()
table.refresh(refresh_view=False)
table.view.check_gui_calls([])
def test_restore_selection():
# By default, after a refresh, selection goes on the last row
table = TestGUITable(10)
table.refresh()
eq_(table.selected_indexes, [9])
def test_restore_selection_after_cancel_edits():
# _restore_selection() is called after cancel_edits(). Previously, only _update_selection would
# be called.
class MyTable(TestGUITable):
def _restore_selection(self, previous_selection):
self.selected_indexes = [6]
table = MyTable(10)
table.refresh()
table.add()
table.cancel_edits()
eq_(table.selected_indexes, [6])
def test_restore_selection_with_previous_selection():
# By default, we try to restore the selection that was there before a refresh
table = TestGUITable(10)
table.refresh()
table.selected_indexes = [2, 4]
table.refresh()
eq_(table.selected_indexes, [2, 4])
def test_restore_selection_custom():
# After a _fill() called, the virtual _restore_selection() is called so that it's possible for a
# GUITable subclass to customize its post-refresh selection behavior.
class MyTable(TestGUITable):
def _restore_selection(self, previous_selection):
self.selected_indexes = [6]
table = MyTable(10)
table.refresh()
eq_(table.selected_indexes, [6])
def test_row_cell_value():
# *_cell_value() correctly mangles attrnames that are Python reserved words.
row = Row(Table())
row.from_ = 'foo'
eq_(row.get_cell_value('from'), 'foo')
row.set_cell_value('from', 'bar')
eq_(row.get_cell_value('from'), 'bar')
def test_sort_table_also_tries_attributes_without_underscores():
# When determining a sort key, after having unsuccessfully tried the attribute with the,
# underscore, try the one without one.
table = Table()
row1 = Row(table)
row1._foo = 'a' # underscored attr must be checked first
row1.foo = 'b'
row1.bar = 'c'
row2 = Row(table)
row2._foo = 'b'
row2.foo = 'a'
row2.bar = 'b'
table.append(row1)
table.append(row2)
table.sort_by('foo')
assert table[0] is row1
assert table[1] is row2
table.sort_by('bar')
assert table[0] is row2
assert table[1] is row1
def test_sort_table_updates_selection():
table = TestGUITable(10)
table.refresh()
table.select([2, 4])
table.sort_by('index', desc=True)
# Now, the updated rows should be 7 and 5
eq_(len(table.updated_rows), 2)
r1, r2 = table.updated_rows
eq_(r1.index, 7)
eq_(r2.index, 5)
def test_sort_table_with_footer():
# Sorting a table with a footer keeps it at the bottom
table, footer = table_with_footer()
table.sort_by('index', desc=True)
assert table[-1] is footer
def test_sort_table_with_header():
# Sorting a table with a header keeps it at the top
table, header = table_with_header()
table.sort_by('index', desc=True)
assert table[0] is header