public HtmlElementBuilder(string tagName,
object attributes, string content)
{
Precondition.Defined(tagName, () => Error.ArgumentNull("tagName"));
_name = tagName;
_attributes = new HtmlAttributeDictionary(attributes);
_content = content;
}
public void AddObject_WithUnderscorePropertyName_ThenDashPropertyName()
{
var target = new HtmlAttributeDictionary();
target.Add(new { data_value = "test" });
target.Where(k => k.Key == "data-value").Select(k => k.Key).FirstOrDefault().ShouldEqual("data-value");
}
public void AddNameValuePair_WithUnderscorePropertyName_ThenRemainsUnderscoreName()
{
var target = new HtmlAttributeDictionary();
target.Add("data_value", "test");
target.Where(k => k.Key == "data_value").Select(k => k.Key).FirstOrDefault().ShouldEqual("data_value");
}
public void WithNullName_ThenArgumentException()
{
var target = new HtmlAttributeDictionary();
Assert.Throws<ArgumentException>(
() => target.Add(null, "async")
);
}
public void WithDictionaryWithOneEntityAndObjectWithTwoProperties_ThenThreeKeyValuePairs()
{
var target = new HtmlAttributeDictionary();
target.Add("existing", "value");
target.Add(new { @class = "TestClass", async = "async" });
target.Count.ShouldEqual(3);
}
/// <summary>
/// Extends Merge Attributes to also intelligently handle clashing class attributes
/// </summary>
/// <param name="tagBuilder">The tag builder.</param>
/// <param name="attributes">The attributes.</param>
/// <param name="replaceExisting">if set to <c>true</c> [replace existing].</param>
public static void MergeAttributesAppendClasses(this TagBuilder tagBuilder, HtmlAttributeDictionary attributes, bool replaceExisting)
{
var attributesWithoutClass = attributes.Where(kvp => kvp.Key.ToString() != "class").ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
if (attributes.ContainsKey("class"))
{
tagBuilder.AddCssClass(attributes["class"].ToString());
}
tagBuilder.MergeAttributes(attributesWithoutClass, replaceExisting);
}
public void WhenRemoveAttributeWithNullName_ThenThrowException()
{
var target = new HtmlAttributeDictionary();
Assert.Throws<ArgumentException>(
() => target.Remove(null)
);
}
public void GivenDictionaryWithAttribute_WhenRemoveAttributeWithDifferentName_ThenReturnFalse()
{
var target = new HtmlAttributeDictionary { "test" };
var removed = target.Remove("something-else");
removed.ShouldBeFalse();
}
public void GivenDictionaryWithAttribute_WhenRemoveAttributeByName_ThenReturnTrue()
{
var target = new HtmlAttributeDictionary { "test" };
var removed = target.Remove("test");
removed.ShouldBeTrue();
}
public void WhenSetAttributeWithNullName_ThenThrowException()
{
var target = new HtmlAttributeDictionary();
Assert.Throws<ArgumentException>(
() => target[null] = "value"
);
}
public void WithObjectWithTwoProperties_ThenDictionaryTwoKeyValuePairs()
{
var target = new HtmlAttributeDictionary().Add(new { @class = "TestClass", async = "async" });
target.Count.ShouldEqual(2);
target["class"].ShouldEqual("TestClass");
target["async"].ShouldEqual("async");
}
public void GivenEmptyDictionary_ThenContainsAttributeIsFalse()
{
var target = new HtmlAttributeDictionary();
target.ContainsAttribute("example").ShouldBeFalse();
}
public void GivenAttributeInDictionary_ThenContainsAttributeIsTrue()
{
var target = new HtmlAttributeDictionary { "example" };
target.ContainsAttribute("example").ShouldBeTrue();
}
public void WhenAttributes_ThenContainsValidString()
{
var dictionary = new HtmlAttributeDictionary().Add(new { @class = "test", foo = "\"bar\"" } );
dictionary.Add("async");
dictionary.CombinedAttributes.ShouldEqual(" class=\"test\" foo=\""bar"\" async");
}
public void Setup()
{
dictionary = new HtmlAttributeDictionary();
}
public void WhenAttributeNameIsNull_ThenContainsAttributesThrowsException()
{
var target = new HtmlAttributeDictionary();
Assert.Throws<ArgumentException>(
() => target.ContainsAttribute(null)
);
}
public void CanSetAndGetValueByName()
{
var target = new HtmlAttributeDictionary();
target["test"] = "value";
target["test"].ShouldEqual("value");
}
public void WithUpperPropertyName_ThenLowerName()
{
var target = new HtmlAttributeDictionary();
target.Add(new { ASYNC = "async" });
target.Where(k => k.Key == "async").Select(k => k.Key).FirstOrDefault().ShouldEqual("async");
}
/// <summary>
/// Extends Merge Attributes to also intelligently handle clashing class attributes
/// </summary>
/// <param name="tagBuilder">The tag builder.</param>
/// <param name="attributes">The attributes.</param>
public static void MergeAttributesAppendClasses(this TagBuilder tagBuilder, HtmlAttributeDictionary attributes)
{
MergeAttributesAppendClasses(tagBuilder, attributes, false);
}
