public void ShouldBulidEmptyClasses()
{
//arrange
var shouldShow = false;
//act
var ClassToRender = new CssBuilder()
.AddClass("some-class", shouldShow)
.Build();
//assert
ClassToRender.Should().Be(string.Empty);
}
public void ForceNullForWhitespace_BuildClassesFromAttributes()
{
{
//arrange
// Simulates Razor Components attribute splatting feature
IReadOnlyDictionary <string, object> attributes = null;
//act
var ClassToRender = new CssBuilder()
.AddClassFromAttributes(attributes)
.NullIfEmpty();
//assert
ClassToRender.Should().BeNull();
}
}
public void ShouldNotThrowWhenNullFor_BuildClassesFromAttributes()
{
{
//arrange
// Simulates Razor Components attribute splatting feature
IReadOnlyDictionary <string, object> attributes = null;
//act
var ClassToRender = new CssBuilder("item-one")
.AddClassFromAttributes(attributes)
.Build();
//assert
ClassToRender.Should().Be("item-one");
}
}
public void ShouldBuildClassesWithFunc()
{
{
//arrange
// Simulates Razor Components attribute splatting feature
IReadOnlyDictionary <string, object> attributes = new Dictionary <string, object> {
{ "class", "my-custom-class-1" }
};
//act
var ClassToRender = new CssBuilder("item-one")
.AddClass(() => attributes["class"].ToString(), when: attributes.ContainsKey("class"))
.Build();
//assert
ClassToRender.Should().Be("item-one my-custom-class-1");
}
}
public void ShouldNotThrowNoKeyExceptionWithDictionary()
{
{
//arrange
// Simulates Razor Components attribute splatting feature
IReadOnlyDictionary <string, object> attributes = new Dictionary <string, object> {
{ "foo", "bar" }
};
//act
var ClassToRender = new CssBuilder("item-one")
.AddClass(() => attributes["string"].ToString(), when: attributes.ContainsKey("class"))
.Build();
//assert
ClassToRender.Should().Be("item-one");
}
}
public void ShouldBuildClassesFromAttributes()
{
{
//arrange
// Simulates Razor Components attribute splatting feature
IReadOnlyDictionary <string, object> attributes = new Dictionary <string, object> {
{ "class", "my-custom-class-1" }
};
//act
var ClassToRender = new CssBuilder("item-one")
.AddClassFromAttributes(attributes)
.Build();
//assert
ClassToRender.Should().Be("item-one my-custom-class-1");
}
}
public void ShouldBulidConditionalCssClasses()
{
//arrange
var hasTwo = false;
var hasThree = true;
Func <bool> hasFive = () => false;
//act
var ClassToRender = new CssBuilder("item-one")
.AddClass("item-two", when: hasTwo)
.AddClass("item-three", when: hasThree)
.AddClass("item-four")
.AddClass("item-five", when: hasFive)
.Build();
//assert
ClassToRender.Should().Be("item-one item-three item-four");
}
public void ShouldBulidConditionalCssClassesUsingMultiplePrefixes()
{
//arrange
var hasTwo = true;
var hasThree = true;
Func <bool> hasFive = () => false;
//act
var ClassToRender = new CssBuilder("default")
.AddClass("no-prefix-two", when: hasTwo)
.SetPrefix("item-")
.AddClass("three", when: hasThree)
.SetPrefix("namespace-")
.AddClass("four")
.AddClass("five", when: hasFive)
.Build();
//assert
ClassToRender.Should().Be("default no-prefix-two item-three namespace-four");
}