public void CollectionTemplateUsesRealObjectTypes()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <List <object> >(
new List <object> {
1, 2.3, "Hello World"
}
);
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(
Environment.NewLine
+ "Model = 1, ModelType = System.Int32, PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)"
+ Environment.NewLine
+ "Model = 2.3, ModelType = System.Double, PropertyName = (null), HtmlFieldName = [1], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)"
+ Environment.NewLine
+ "Model = Hello World, ModelType = System.String, PropertyName = (null), HtmlFieldName = [2], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result
);
}
public void CollectionTemplateWithMultiItemCollection()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <List <string> >(
new List <string> {
"foo", "bar", "baz"
}
);
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(
Environment.NewLine
+ "Model = foo, ModelType = System.String, PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)"
+ Environment.NewLine
+ "Model = bar, ModelType = System.String, PropertyName = (null), HtmlFieldName = [1], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)"
+ Environment.NewLine
+ "Model = baz, ModelType = System.String, PropertyName = (null), HtmlFieldName = [2], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result
);
}
public void CollectionTemplateNonEnumerableModelThrows()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <object>(new object());
// Act & Assert
Assert.Throws <InvalidOperationException>(
() => DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback),
"The Collection template was used with an object of type 'System.Object', which does not implement System.IEnumerable."
);
}
public void CollectionTemplateWithNullModel()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <object>(null);
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(String.Empty, result);
}
public void CollectionTemplateWithSingleItemCollectionWithoutPrefix()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <List <string> >(new List <string> {
"foo"
});
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(@"
Model = foo, ModelType = System.String, PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result);
}
public void CollectionTemplateNullItemInStronglyTypedCollectionUsesModelTypeFromIEnumerable()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <List <IHttpHandler> >(new List <IHttpHandler> {
null
});
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(@"
Model = (null), ModelType = System.Web.IHttpHandler, PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result);
}
public void CollectionTemplateNullITemInWeaklyTypedCollectionUsesModelTypeOfString()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <ArrayList>(new ArrayList {
null
});
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(@"
Model = (null), ModelType = System.String, PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result);
}
public void CollectionTemplateNullItemInCollectionOfNullableValueTypesDoesNotDiscardNullable()
{
// Arrange
HtmlHelper html = MakeHtmlHelper <List <int?> >(new List <int?> {
1, null, 2
});
html.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = null;
// Act
string result = DefaultDisplayTemplates.CollectionTemplate(html, CollectionSpyCallback);
// Assert
Assert.Equal(@"
Model = 1, ModelType = System.Nullable`1[[System.Int32, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]], PropertyName = (null), HtmlFieldName = [0], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)
Model = (null), ModelType = System.Nullable`1[[System.Int32, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]], PropertyName = (null), HtmlFieldName = [1], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)
Model = 2, ModelType = System.Nullable`1[[System.Int32, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]], PropertyName = (null), HtmlFieldName = [2], TemplateName = (null), Mode = ReadOnly, TemplateInfo.HtmlFieldPrefix = , AdditionalViewData = (null)",
result);
}