public void TryTranslateNavigationLinkSegmentTemplate_ReturnsODataNavigationSegment()
{
// Arrange
EdmModel model = new EdmModel();
model.AddElement(_employee);
NavigationLinkSegmentTemplate linkSegment = new NavigationLinkSegmentTemplate(_navigation, null);
RouteValueDictionary routeValueDictionary = new RouteValueDictionary(new { id = "42" });
ODataTemplateTranslateContext context = new ODataTemplateTranslateContext
{
RouteValues = routeValueDictionary,
Model = model
};
// Without key segment
// Act & Assert
bool ok = linkSegment.TryTranslate(context);
Assert.True(ok);
ODataPathSegment actual = Assert.Single(context.Segments);
NavigationPropertyLinkSegment navLinkSegment = Assert.IsType <NavigationPropertyLinkSegment>(actual);
Assert.Same(_navigation, navLinkSegment.NavigationProperty);
Assert.Null(navLinkSegment.NavigationSource);
// With Key segment
// Act & Assert
context = new ODataTemplateTranslateContext
{
RouteValues = routeValueDictionary,
Model = model
};
linkSegment.Key = KeySegmentTemplate.CreateKeySegment(_employee, null, "id");
ok = linkSegment.TryTranslate(context);
Assert.True(ok);
Assert.Collection(context.Segments,
e =>
{
NavigationPropertyLinkSegment navLinkSegment = Assert.IsType <NavigationPropertyLinkSegment>(e);
Assert.Same(_navigation, navLinkSegment.NavigationProperty);
Assert.Null(navLinkSegment.NavigationSource);
},
e =>
{
KeySegment keySegment = Assert.IsType <KeySegment>(e);
KeyValuePair <string, object> key = Assert.Single(keySegment.Keys);
Assert.Equal("Id", key.Key);
Assert.Equal(42, key.Value);
});
}
public void TryTranslateNavigationSegmentTemplate_ReturnsODataNavigationSegment()
{
// Arrange
EdmEntityType employee = new EdmEntityType("NS", "Employee");
IEdmNavigationProperty navigation = employee.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
{
Name = "DirectReports",
Target = employee,
TargetMultiplicity = EdmMultiplicity.Many
});
NavigationLinkSegmentTemplate linkSegment = new NavigationLinkSegmentTemplate(navigation, null);
ODataTemplateTranslateContext context = new ODataTemplateTranslateContext();
// Act
bool ok = linkSegment.TryTranslate(context);
// Assert
Assert.True(ok);
ODataPathSegment actual = Assert.Single(context.Segments);
NavigationPropertyLinkSegment navLinkSegment = Assert.IsType <NavigationPropertyLinkSegment>(actual);
Assert.Same(navigation, navLinkSegment.NavigationProperty);
Assert.Null(navLinkSegment.NavigationSource);
}
public void TryTranslateNavigationLinkSegmentTemplate_ThrowsArgumentNull_Context()
{
// Arrange
NavigationLinkSegmentTemplate linkSegment = new NavigationLinkSegmentTemplate(_navigation, null);
// Act & Assert
ExceptionAssert.ThrowsArgumentNull(() => linkSegment.TryTranslate(null), "context");
}