当前位置: 首页>>代码示例>>Python>>正文


Python QuerySet.get方法代码示例

本文整理汇总了Python中eulexistdb.query.QuerySet.get方法的典型用法代码示例。如果您正苦于以下问题:Python QuerySet.get方法的具体用法?Python QuerySet.get怎么用?Python QuerySet.get使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在eulexistdb.query.QuerySet的用法示例。


在下文中一共展示了QuerySet.get方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: ExistQueryTest

# 需要导入模块: from eulexistdb.query import QuerySet [as 别名]
# 或者: from eulexistdb.query.QuerySet import get [as 别名]
class ExistQueryTest(unittest.TestCase):

    def setUp(self):
        self.db = ExistDB(server_url=EXISTDB_SERVER_URL)
        load_fixtures(self.db)
        self.qs = QuerySet(using=self.db, xpath='/root', collection=COLLECTION, model=QueryTestModel)

    def tearDown(self):
        self.db.removeCollection(COLLECTION)

    def test_count(self):
        load_fixtures(self.db)
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "queryset count returns number of fixtures")

    def test_getitem(self):
        qs = self.qs.order_by('id')     # adding sort order to test reliably
        self.assertEqual("abc", qs[0].id)
        self.assertEqual("def", qs[1].id)
        self.assertEqual("one", qs[2].id)
        self.assertEqual("xyz", qs[3].id)

    def test_getitem_typeerror(self):
        self.assertRaises(TypeError, self.qs.__getitem__, "foo")

    def test_getitem_indexerror(self):
        self.assertRaises(IndexError, self.qs.__getitem__, -1)
        self.assertRaises(IndexError, self.qs.__getitem__, 23)

    def test_getslice(self):
        slice = self.qs.order_by('id')[0:2]
        self.assert_(isinstance(slice, QuerySet))
        self.assert_(isinstance(slice[0], QueryTestModel))
        self.assertEqual(2, slice.count())
        self.assertEqual(2, len(slice))
        self.assertEqual('abc', slice[0].id)
        self.assertEqual('def', slice[1].id)
        self.assertRaises(IndexError, slice.__getitem__, 2)

        slice = self.qs.order_by('id')[1:3]
        self.assertEqual('def', slice[0].id)
        self.assertEqual('one', slice[1].id)

        slice = self.qs.order_by('id')[3:5]
        self.assertEqual(1, slice.count())
        self.assertEqual('xyz', slice[0].id)
        self.assertRaises(IndexError, slice.__getitem__, 1)

        # test slicing with unspecified bounds
        slice = self.qs.order_by('id')[:2]
        self.assertEqual(2, slice.count())
        self.assertEqual('def', slice[1].id)

        slice = self.qs.order_by('id')[1:]
        self.assertEqual(3, slice.count())
        self.assertEqual('one', slice[1].id)
        self.assertEqual('xyz', slice[2].id)

    def test_filter(self):
        fqs = self.qs.filter(contains="two")
        self.assertEqual(1, fqs.count(), "count returns 1 when filtered - contains 'two'")
        self.assertEqual("two", fqs[0].name, "name matches filter")
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

    def test_filter_field(self):
        fqs = self.qs.filter(name="one")
        self.assertEqual(1, fqs.count(), "count returns 1 when filtered on name = 'one' (got %s)"
                         % self.qs.count())
        self.assertEqual("one", fqs[0].name, "name matches filter")
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

    def test_filter_field_xpath(self):
        fqs = self.qs.filter(id="abc")
        self.assertEqual(1, fqs.count(), "count returns 1 when filtered on @id = 'abc' (got %s)"
                         % self.qs.count())
        self.assertEqual("two", fqs[0].name, "name returned is correct for id filter")
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

    def test_filter_field_contains(self):
        fqs = self.qs.filter(name__contains="o")
        self.assertEqual(3, fqs.count(),
                         "should get 3 matches for filter on name contains 'o' (got %s)" % fqs.count())
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

    def test_filter_field_contains_special(self):
        fqs = self.qs.filter(description__contains=' "quote" ')
        self.assertEqual(1, fqs.count(),
                         "should get 1 match for filter on desc contains ' \"quote\" ' (got %s)" % fqs.count())
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

        fqs = self.qs.filter(description__contains=' &!')
        self.assertEqual(1, fqs.count(),
                         "should get 1 match for filter on desc contains ' &!' (got %s)" % fqs.count())
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

    def test_filter_field_startswith(self):
        fqs = self.qs.filter(name__startswith="o")
        self.assertEqual(1, fqs.count(),
                         "should get 1 match for filter on name starts with 'o' (got %s)" % fqs.count())
        self.assertEqual(NUM_FIXTURES, self.qs.count(), "main queryset remains unchanged by filter")

#.........这里部分代码省略.........
开发者ID:codekansas,项目名称:eulexistdb,代码行数:103,代码来源:test_query.py


注:本文中的eulexistdb.query.QuerySet.get方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。