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using System;
using NUnit.Framework;
using Xamarin.Forms.Maps;
namespace Xamarin.Forms.Core.UnitTests
{
[TestFixture]
public class MapTests : BaseTestFixture
{
[Test]
public void AddPin ()
{
var map = new Map ();
var home = new Pin {
Label = "Home",
Position = new Position (88, 2),
Type = PinType.Place,
Address = "123 My Place"
};
map.Pins.Add (home);
Assert.AreEqual (map.Pins.Count, 1);
Assert.AreEqual (map.Pins[0].Label, "Home");
var mall = new Pin {
Label = "Mall",
Position = new Position (-12, -67),
Type = PinType.Place,
Address = "123 Fun"
};
map.Pins.Add (mall);
Assert.AreEqual (map.Pins.Count, 2);
Assert.AreEqual (map.Pins[1].Position.Latitude, -12);
}
[Test]
public void AddPinWithoutName ()
{
var map = new Map ();
var noNamePin = new Pin {
Position = new Position (50, 50),
Type = PinType.Generic,
Address = "123 Fun"
};
var exception = Assert.Throws<ArgumentException> (() => map.Pins.Add (noNamePin));
Assert.That (exception.Message, Is.EqualTo ("Pin must have a Label to be added to a map"));
}
[Test]
public void AddPinWithoutAddress ()
{
var map = new Map ();
var noAddressPin = new Pin {
Position = new Position (37.9, -20.87),
Label = "I have no address",
Type = PinType.SearchResult
};
map.Pins.Add (noAddressPin);
Assert.AreEqual (map.Pins.Count, 1);
Assert.AreEqual (map.Pins[0].Label, "I have no address");
Assert.AreEqual (map.Pins[0].Address, null);
}
[Test]
public void Constructor ()
{
var center = new Position (15.5, 176);
var span = new MapSpan (center, 1, 2);
var map = new Map (span);
Assert.AreEqual (1, map.LastMoveToRegion.LatitudeDegrees);
Assert.AreEqual (2, map.LastMoveToRegion.LongitudeDegrees);
var position = new Position (15.5, 176);
Assert.AreEqual (position, map.LastMoveToRegion.Center);
}
[Test]
public void RemovePin ()
{
var map = new Map ();
var genericPlace = new Pin {
Label = "Generic",
Position = new Position (-12, -67),
Type = PinType.Generic,
Address = "XXX"
};
var mall = new Pin {
Label = "Mall",
Position = new Position (-29, -87),
Type = PinType.Place,
Address = "123 Fun"
};
map.Pins.Add (genericPlace);
Assert.AreEqual (map.Pins.Count, 1);
map.Pins.Add (mall);
Assert.AreEqual (map.Pins.Count, 2);
map.Pins.Remove (genericPlace);
Assert.AreEqual (map.Pins.Count, 1);
Assert.True (map.Pins.Contains (mall));
Assert.False (map.Pins.Contains (genericPlace));
}
[Test]
public void VisibleRegion ()
{
var map = new Map (new MapSpan (new Position (), 0, 0));
map.MoveToRegion (new MapSpan (new Position (1, 2), 3, 4));
Assert.AreEqual (null, map.VisibleRegion);
bool signaled = false;
MessagingCenter.Subscribe<Map, MapSpan> (this, "MapMoveToRegion", (s, a) => {
signaled = true;
map.VisibleRegion = a;
}, map);
map.MoveToRegion (new MapSpan (new Position (1, 2), 3, 4));
Assert.AreEqual (new MapSpan (new Position (1, 2), 3, 4), map.LastMoveToRegion);
Assert.True (signaled);
}
[Test]
public void VisibleRegionDoubleSet ()
{
var map = new Map ();
bool signaled = false;
map.PropertyChanged += (sender, args) => {
if (args.PropertyName == "VisibleRegion")
signaled = true;
};
map.VisibleRegion = map.VisibleRegion;
Assert.False (signaled);
}
}
}
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