public void CanAddAndRemoveChildComponentsDynamically()
{
// Initially there are zero child components
var appElement = MountTestComponent <AddRemoveChildComponents>();
var addButton = appElement.FindElement(By.ClassName("addChild"));
var removeButton = appElement.FindElement(By.ClassName("removeChild"));
Func <IEnumerable <IWebElement> > childComponentWrappers = () => appElement.FindElements(By.TagName("p"));
Assert.Empty(childComponentWrappers());
// Click to add/remove some child components
addButton.Click();
WaitAssert.Collection(childComponentWrappers,
elem => Assert.Equal("Child 1", elem.FindElement(By.ClassName("message")).Text));
addButton.Click();
WaitAssert.Collection(childComponentWrappers,
elem => Assert.Equal("Child 1", elem.FindElement(By.ClassName("message")).Text),
elem => Assert.Equal("Child 2", elem.FindElement(By.ClassName("message")).Text));
removeButton.Click();
WaitAssert.Collection(childComponentWrappers,
elem => Assert.Equal("Child 1", elem.FindElement(By.ClassName("message")).Text));
addButton.Click();
WaitAssert.Collection(childComponentWrappers,
elem => Assert.Equal("Child 1", elem.FindElement(By.ClassName("message")).Text),
elem => Assert.Equal("Child 3", elem.FindElement(By.ClassName("message")).Text));
}
public void CanRenderMultipleChildContent()
{
var appElement = MountTestComponent <MultipleChildContent>();
var table = appElement.FindElement(By.TagName("table"));
var thead = table.FindElement(By.TagName("thead"));
Assert.Collection(
thead.FindElements(By.TagName("th")),
e => Assert.Equal("Col1", e.Text),
e => Assert.Equal("Col2", e.Text),
e => Assert.Equal("Col3", e.Text));
var tfoot = table.FindElement(By.TagName("tfoot"));
Assert.Empty(tfoot.FindElements(By.TagName("td")));
var toggle = appElement.FindElement(By.Id("toggle"));
toggle.Click();
WaitAssert.Collection(
() => tfoot.FindElements(By.TagName("td")),
e => Assert.Equal("The", e.Text),
e => Assert.Equal("", e.Text),
e => Assert.Equal("End", e.Text));
}
public void CanTriggerKeyPressEvents()
{
// List is initially empty
var appElement = MountTestComponent <KeyPressEventComponent>();
var inputElement = appElement.FindElement(By.TagName("input"));
Func <IEnumerable <IWebElement> > liElements =
() => appElement.FindElements(By.TagName("li"));
Assert.Empty(liElements());
// Typing adds element
inputElement.SendKeys("a");
WaitAssert.Collection(liElements,
li => Assert.Equal("a", li.Text));
// Typing again adds another element
inputElement.SendKeys("b");
WaitAssert.Collection(liElements,
li => Assert.Equal("a", li.Text),
li => Assert.Equal("b", li.Text));
// Textbox contains typed text
Assert.Equal("ab", inputElement.GetAttribute("value"));
}