def test_copy_of(self):
scope = activity.Scope(None)
scope.mark_read(QN('foo'))
self.assertTrue(QN('foo') in activity.Scope.copy_of(scope).used)
child_scope = activity.Scope(scope)
child_scope.mark_read(QN('bar'))
self.assertTrue(QN('bar') in activity.Scope.copy_of(child_scope).used)
def test_nesting(self):
scope = activity.Scope(None)
scope.mark_write(QN('foo'))
scope.mark_read(QN('bar'))
child = activity.Scope(scope)
self.assertTrue(child.has(QN('foo')))
self.assertTrue(scope.has(QN('foo')))
child.mark_write(QN('bar'))
self.assertTrue(child.has(QN('bar')))
self.assertFalse(scope.has(QN('bar')))
def test_referenced(self):
scope = activity.Scope(None)
scope.mark_read(QN('a'))
child = activity.Scope(scope)
child.mark_read(QN('b'))
child2 = activity.Scope(child, isolated=False)
child2.mark_read(QN('c'))
self.assertTrue(QN('c') in child2.referenced)
self.assertTrue(QN('b') in child2.referenced)
self.assertFalse(QN('a') in child2.referenced)
self.assertTrue(QN('c') in child.referenced)
self.assertTrue(QN('b') in child.referenced)
self.assertFalse(QN('a') in child.referenced)
def test_copy(self):
scope = activity.Scope(None)
scope.mark_write(QN('foo'))
other = activity.Scope(None)
other.copy_from(scope)
self.assertTrue(QN('foo') in other.created)
scope.mark_write(QN('bar'))
scope.copy_from(other)
self.assertFalse(QN('bar') in scope.created)
scope.mark_write(QN('bar'))
scope.merge_from(other)
self.assertTrue(QN('bar') in scope.created)
self.assertFalse(QN('bar') in other.created)
def test_basic(self):
scope = activity.Scope(None)
self.assertFalse(scope.has(QN('foo')))
scope.mark_read(QN('foo'))
self.assertFalse(scope.has(QN('foo')))
scope.mark_write(QN('foo'))
self.assertTrue(scope.has(QN('foo')))
scope.mark_read(QN('bar'))
self.assertFalse(scope.has(QN('bar')))