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|
#!/bin/env python
import gtk
import unittest
import logging
import gobject
import glib
import gobject
gobject.threads_init()
from jarabe.journal.browse.lazymodel import Source, LazyModel, Row
TIMEOUT = 100
class FakeSource(Source):
def __init__(self):
self.count = 9
Source.__init__(self)
self.stat = [0] * self.get_count()
self.delayed_stat = [0] * self.get_count()
self.delayed = False
def get_count(self):
return self.count
def get_row(self, offset):
if not self.delayed:
self.stat[offset] += 1
return {'f': offset}
def timeout_cb():
self.delayed_stat[offset] += 1
self.emit('row-delayed-fetch', offset, {'f': offset})
return False
gobject.timeout_add(TIMEOUT, timeout_cb)
def get_columns(self):
return ['f']
def get_order(self):
return ('f', gtk.SORT_ASCENDING)
def set_order(self, field_name, sort_type):
pass
class FakeView:
def set_model(self, model):
if model:
self.frame = (0, model.source.get_count()-1)
def get_visible_range(self):
return ((self.frame[0],), (self.frame[1],))
def get_cursor(self):
return None
class CalcModel(LazyModel):
def __init__(self, fields, calced_fields):
LazyModel.__init__(self, fields, calced_fields)
def set_source(self, source, force=False):
if source:
self.stat = [0] * source.get_count()
LazyModel.set_source(self, source, force)
def on_calc_value(self, row, column):
self.stat[row.path[0]] += 1
return -row.path[0]
class TestLazyModel(unittest.TestCase):
def test_per_row_fetch(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
for i in range(9):
model.view.frame = (i, i+2)
for j in range(3):
self.assertEqual((i+j) < 9 and i+j or 0, model.get_value(model.get_iter((i+j,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
for i in range(3):
self.assertEqual(0, model.get_value(model.get_iter((9+i,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
for i in range(8, -1, -1):
model.view.frame = (i, i+2)
for j in range(3):
self.assertEqual((i+j) < 9 and i+j or 0, model.get_value(model.get_iter((i+j,)), 0))
self.assertEqual([2, 2, 2, 2, 2, 2, 1, 1, 1], model.source.stat)
def test_per_page_fetch(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
for page in range(3):
i = page*3
model.view.frame = (i, i+2)
for j in range(3):
self.assertEqual((i+j) < 9 and i+j or 0, model.get_value(model.get_iter((i+j,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
for page in range(2, -1, -1):
i = page*3
model.view.frame = (i, i+2)
for j in range(3):
self.assertEqual((i+j) < 9 and i+j or 0, model.get_value(model.get_iter((i+j,)), 0))
self.assertEqual([2, 2, 2, 2, 2, 2, 1, 1, 1], model.source.stat)
def test_subframe_fetch(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
for i in range(9):
self.assertEqual(i, model.get_value(model.get_iter((i,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
for i in range(4):
model.view.frame = (i+1, 9-i-1)
for j in range(model.view.frame[0], model.view.frame[1]+1):
self.assertEqual(j, model.get_value(model.get_iter((j,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
def test_delayed_fetch(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
model.source.delayed = True
stat_signal = []
def row_changed_cb(sender, path, iter):
stat_signal.append(path)
model.connect('row-changed', row_changed_cb)
for i in range(9):
self.assertEqual(None, model.get_row((i,)))
run_timed(TIMEOUT*18)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.delayed_stat)
self.assertEqual(9, len(stat_signal))
for i in range(9):
self.assertEqual(None, model.get_row((i,)))
run_timed(TIMEOUT*18)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([2, 2, 2, 2, 2, 2, 2, 2, 2], model.source.delayed_stat)
self.assertEqual(18, len(stat_signal))
model.source.delayed = False
for i in range(9):
self.assertEqual(i, model.get_value(model.get_iter((i,)), 0))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
self.assertEqual([2, 2, 2, 2, 2, 2, 2, 2, 2], model.source.delayed_stat)
model.source.delayed = True
for i in range(9):
self.assertEqual((i,), model.get_row((i,)).path)
run_timed(TIMEOUT*18)
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.source.stat)
self.assertEqual([2, 2, 2, 2, 2, 2, 2, 2, 2], model.source.delayed_stat)
self.assertEqual(18, len(stat_signal))
def test_calced_cache(self):
model = CalcModel({'f': (0, int)}, {'f2': (1, int)})
model.set_source(FakeSource())
model.view = FakeView()
for trying in range(9):
for i in range(9):
self.assertEqual(-i, model.get_value(model.get_iter((i,)), 1))
self.assertEqual([1, 1, 1, 1, 1, 1, 1, 1, 1], model.stat)
def test_fast_scroll(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
model.source.delayed = True
for page in range(3):
i = page*3
for j in range(3):
self.assertEqual(None, model.get_row((i+j,), (i, i+2)))
run_timed(TIMEOUT*18)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([1, 0, 0, 0, 0, 0, 1, 1, 1], model.source.delayed_stat)
def test_mutlty_request(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
model.source.delayed = True
for trying in range(3):
self.assertEqual(None, model.get_row((0,)))
run_timed(TIMEOUT*16)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([3, 0, 0, 0, 0, 0, 0, 0, 0], model.source.delayed_stat)
for trying in range(3):
self.assertEqual(None, model.get_row((0,), (0, 8)))
run_timed(TIMEOUT*6)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([4, 0, 0, 0, 0, 0, 0, 0, 0], model.source.delayed_stat)
for trying in range(3):
self.assertEqual(0, model.get_row((0,)).path[0])
run_timed(TIMEOUT*6)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([4, 0, 0, 0, 0, 0, 0, 0, 0], model.source.delayed_stat)
def test_fast_scroll_plus_back_scroll(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
def row_changed_cb(sender, path, iter):
signals.append(path[0])
model.connect('row-changed', row_changed_cb)
model.source.delayed = True
signals = []
for page in range(3):
i = page*3
for j in range(3):
self.assertEqual(None, model.get_row((i+j,), (i, i+2)))
run_timed(TIMEOUT*18)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([1, 0, 0, 0, 0, 0, 1, 1, 1], model.source.delayed_stat)
self.assertEqual([0, 6, 7, 8], signals.sort() or signals)
signals = []
for page in reversed(range(2)):
i = page*3
for j in range(3):
self.assertEqual(None, model.get_row((i+j,), (i, i+2)))
run_timed(TIMEOUT*6)
self.assertEqual([0, 0, 0, 0, 0, 0, 0, 0, 0], model.source.stat)
self.assertEqual([2, 1, 1, 1, 1, 1, 1, 1, 1], model.source.delayed_stat)
self.assertEqual([0, 1, 2, 3, 4, 5], signals.sort() or signals)
def test_refresh(self):
model = LazyModel({'f': (0, int)})
model.source = FakeSource()
model.view = FakeView()
def row_cb(sender, path, iter, type):
signals[type].append(path[0])
model.connect('row-changed', row_cb, 0)
model.connect('row-deleted', row_cb, None, 1)
model.connect('row-inserted', row_cb, 2)
signals = [[], [], []]
model.refresh()
run_timed(TIMEOUT*18)
self.assertEqual([[], [], []], signals)
signals = [[], [], []]
model.view.frame = (3, 5)
for i in range(*model.view.frame):
self.assertEqual(i, model.get_value(model.get_iter((i,)), 0))
model.refresh()
run_timed(TIMEOUT*6)
self.assertEqual([[3, 4, 5], [], []], signals)
signals = [[], [], []]
model.source.count = 12
model.refresh()
run_timed(TIMEOUT*12)
self.assertEqual([[3, 4, 5], [], [9, 10, 11]], signals)
signals = [[], [], []]
model.source.count = 9
model.refresh()
run_timed(TIMEOUT*12)
self.assertEqual([[3, 4, 5], [11, 10, 9], []], signals)
signals = [[], [], []]
model.source.count = 5
model.refresh()
run_timed(TIMEOUT*12)
self.assertEqual([[3, 4], [8, 7, 6, 5], []], signals)
signals = [[], [], []]
model.source.count = 3
model.refresh()
run_timed(TIMEOUT*4)
self.assertEqual([[], [4, 3], []], signals)
def run_timed(timeout):
def _timeout_cb():
gtk.main_quit()
return False
gobject.timeout_add(timeout, _timeout_cb)
gtk.main()
if __name__ == '__main__':
unittest.main()
|
