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Python featuresourcetestbase.FeatureSourceTestCase类代码示例

本文整理汇总了Python中featuresourcetestbase.FeatureSourceTestCase的典型用法代码示例。如果您正苦于以下问题:Python FeatureSourceTestCase类的具体用法?Python FeatureSourceTestCase怎么用?Python FeatureSourceTestCase使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了FeatureSourceTestCase类的3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: runOrderByTests

    def runOrderByTests(self):
        FeatureSourceTestCase.runOrderByTests(self)

        # Combination with subset of attributes
        request = QgsFeatureRequest().addOrderBy('num_char', False).setSubsetOfAttributes(['pk'], self.vl.fields())
        values = [f['pk'] for f in self.vl.getFeatures(request)]
        self.assertEqual(values, [5, 4, 3, 2, 1])
开发者ID:,项目名称:,代码行数:7,代码来源:

示例2: assert_query

    def assert_query(self, source, expression, expected):
        FeatureSourceTestCase.assert_query(self, source, expression, expected)

        if self.compiled:
            # Check compilation status
            it = source.getFeatures(QgsFeatureRequest().setFilterExpression(expression))

            if expression in self.uncompiledFilters():
                self.assertEqual(it.compileStatus(), QgsAbstractFeatureIterator.NoCompilation)
            elif expression in self.partiallyCompiledFilters():
                self.assertEqual(it.compileStatus(), QgsAbstractFeatureIterator.PartiallyCompiled)
            else:
                self.assertEqual(it.compileStatus(), QgsAbstractFeatureIterator.Compiled)
开发者ID:,项目名称:,代码行数:13,代码来源:

示例3: runGetFeatureTests

    def runGetFeatureTests(self, source):
        FeatureSourceTestCase.runGetFeatureTests(self, source)

        # combination of an uncompilable expression and limit
        feature = next(self.vl.getFeatures('pk=4'))
        context = QgsExpressionContext()
        scope = QgsExpressionContextScope()
        scope.setVariable('parent', feature)
        context.appendScope(scope)

        request = QgsFeatureRequest()
        request.setExpressionContext(context)
        request.setFilterExpression('"pk" = attribute(@parent, \'pk\')')
        request.setLimit(1)

        values = [f['pk'] for f in self.vl.getFeatures(request)]
        self.assertEqual(values, [4])
开发者ID:,项目名称:,代码行数:17,代码来源:


注:本文中的featuresourcetestbase.FeatureSourceTestCase类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。