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using System;
using NUnit.Framework;
namespace Xamarin.Forms.Core.UnitTests
{
[TestFixture]
public class TextCellTests : BaseTestFixture
{
[Test]
public void TestTapped ()
{
var cell = new TextCell ();
bool tapped = false;
cell.Tapped += (sender, args) => tapped = true;
cell.OnTapped();
Assert.True (tapped);
}
[Test]
public void TestCommand()
{
bool executed = false;
var cmd = new Command (() => executed = true);
var cell = new TextCell();
cell.Command = cmd;
cell.OnTapped();
Assert.IsTrue (executed, "Command was not executed");
}
[Test]
public void TestCommandParameter()
{
bool executed = false;
object obj = new object();
var cmd = new Command (p => {
Assert.AreSame (obj, p);
executed = true;
});
var cell = new TextCell {
Command = cmd,
CommandParameter = obj
};
cell.OnTapped();
Assert.IsTrue (executed, "Command was not executed");
}
[Test]
public void TestCommandCanExecute()
{
bool tested = false;
var cmd = new Command (() => { },
canExecute: () => {
tested = true;
return true;
});
new TextCell { Command = cmd };
Assert.IsTrue (tested, "Command.CanExecute was not called");
}
[Test]
public void TestCommandCanExecuteDisables()
{
var cmd = new Command (() => { }, () => false);
var cell = new TextCell { Command = cmd };
Assert.IsFalse (cell.IsEnabled, "Cell was not disabled");
}
[Test]
public void TestCommandCanExecuteChanged()
{
bool first = true;
var cmd = new Command (() => { }, () => {
if (first) {
first = false;
return false;
} else {
return true;
}
});
var cell = new TextCell { Command = cmd };
Assert.IsFalse (cell.IsEnabled, "Cell was not disabled");
cmd.ChangeCanExecute();
Assert.IsTrue (cell.IsEnabled, "Cell was not reenabled");
}
[Test]
public void Create ()
{
var template = new DataTemplate (typeof (TextCell));
var content = template.CreateContent ();
Assert.IsNotNull (content);
Assert.That (content, Is.InstanceOf<TextCell> ());
}
[Test]
public void Detail ()
{
var template = new DataTemplate (typeof (TextCell));
template.SetValue (TextCell.DetailProperty, "detail");
TextCell cell = (TextCell)template.CreateContent ();
Assert.That (cell.Detail, Is.EqualTo ("detail"));
}
[Test]
public void Text ()
{
var template = new DataTemplate (typeof (TextCell));
template.SetValue (TextCell.TextProperty, "text");
TextCell cell = (TextCell)template.CreateContent ();
Assert.That (cell.Text, Is.EqualTo ("text"));
}
}
}
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