public void GetItemsReturnsNothingIfIsDynamicAndNotIncludingDynamicRows()
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\"/></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", true);
List<IDataItem> items = new List<IDataItem>(dataSet.GetItems(EmptyArray<DataBinding>.Instance, false));
Assert.Count(0, items);
}
public void IsDynamicPropertyIsSameAsWasSpecifiedInTheConstructor(bool isDynamic)
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\"/></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", isDynamic);
List<IDataItem> items = new List<IDataItem>(dataSet.GetItems(EmptyArray<DataBinding>.Instance, true));
Assert.Count(1, items);
Assert.AreEqual(isDynamic, items[0].IsDynamic);
}
public void CanBindReturnsTrueIfAndOnlyIfTheColumnPathCanBeResolvedInTheDocument()
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\"/><row a=\"53\"/></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", false);
Assert.IsFalse(dataSet.CanBind(new DataBinding(null, null)),
"CanBind should return false if there is no binding path.");
Assert.IsFalse(dataSet.CanBind(new DataBinding(null, "not valid xpath")),
"CanBind should return false if the binding path is an invalid XPath expression.");
Assert.IsFalse(dataSet.CanBind(new DataBinding(null, "@b")),
"CanBind should return false if the binding path cannot be resolved in the rows.");
Assert.IsTrue(dataSet.CanBind(new DataBinding(null, "@a")),
"CanBind should return true if the binding path can be resolved in the rows.");
}
/// <inheritdoc />
protected override void PopulateDataSource(IPatternScope scope, DataSource dataSource, ICodeElementInfo codeElement)
{
var dataSet = new XmlDataSet(delegate { return OpenXPathDocument(codeElement); }, itemPath, IsDynamic);
dataSet.DataLocationName = GetDataLocationName();
dataSource.AddDataSet(dataSet);
}
public void GetItemsReturnsXPathNavigatorsForAllSelectedValues()
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\" b=\"x\"/><row a=\"53\" b=\"y\"/></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", false);
DataBinding[] bindings = new DataBinding[]
{
new DataBinding(null, "@a"),
new DataBinding(null, "@b")
};
List<IDataItem> items = new List<IDataItem>(dataSet.GetItems(bindings, true));
Assert.AreEqual("42", ((XPathNavigator)items[0].GetValue(bindings[0])).Value);
Assert.AreEqual("x", ((XPathNavigator)items[0].GetValue(bindings[1])).Value);
Assert.AreEqual("53", ((XPathNavigator)items[1].GetValue(bindings[0])).Value);
Assert.AreEqual("y", ((XPathNavigator)items[1].GetValue(bindings[1])).Value);
Assert.Throws<DataBindingException>(delegate { items[0].GetValue(new DataBinding(0, null)); });
Assert.Throws<DataBindingException>(delegate { items[0].GetValue(new DataBinding(null, "not valid xpath")); });
}
public void ColumnCountIsZero()
{
XmlDataSet dataSet = new XmlDataSet(delegate { return new XmlDocument(); }, "", false);
Assert.AreEqual(0, dataSet.ColumnCount);
}
public void ProducesMetadata()
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\" b=\"x\"><metadata xmlns=\"http://www.gallio.org/\"><entry key=\"Metadata\" value=\"abc\"/></metadata></row><row a=\"53\" b=\"y\"><metadata xmlns=\"http://www.gallio.org/\"><entry key=\"Metadata\" value=\"def\"/></metadata></row></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", false);
dataSet.DataLocationName = "<inline>";
Assert.AreEqual("<inline>", dataSet.DataLocationName);
DataBinding binding = new DataBinding(null, "@a");
List<IDataItem> items = new List<IDataItem>(dataSet.GetItems(new DataBinding[] { binding }, true));
Assert.AreEqual("42", ((XPathNavigator)items[0].GetValue(binding)).Value);
PropertyBag map = DataItemUtils.GetMetadata(items[0]);
Assert.AreEqual("<inline>", map.GetValue(MetadataKeys.DataLocation));
Assert.AreEqual("abc", map.GetValue("Metadata"));
Assert.AreEqual("53", ((XPathNavigator)items[1].GetValue(binding)).Value);
map = DataItemUtils.GetMetadata(items[1]);
Assert.AreEqual("<inline>", map.GetValue(MetadataKeys.DataLocation));
Assert.AreEqual("def", map.GetValue("Metadata"));
}
public void CanGetDescriptiveDataBindingsFromItem()
{
XmlDocument document = new XmlDocument();
document.LoadXml("<root><rows><row a=\"42\" b=\"x\"/><row a=\"53\" b=\"y\"/></rows></root>");
XmlDataSet dataSet = new XmlDataSet(delegate { return document; }, "//row", false);
List<IDataItem> items = new List<IDataItem>(dataSet.GetItems(EmptyArray<DataBinding>.Instance, true));
Assert.AreElementsEqual(new[]
{
new DataBinding(null, ".")
}, items[0].GetBindingsForInformalDescription());
}