/
RegionTests.cs
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/
RegionTests.cs
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using NUnit.Framework;
namespace Xamarin.Forms.Core.UnitTests
{
[TestFixture]
public class RegionTests : BaseTestFixture
{
[Test]
public void RegionOneLineConstruction()
{
double[] lineHeights = { 20 };
double maxWidth = 200;
double startX = 90;
double endX = 180;
double startY = 80;
var region = Region.FromLines(lineHeights, maxWidth, startX, endX, startY);
// Top Left start character
Assert.IsTrue(region.Contains(new Point(90, 80)));
Assert.IsTrue(region.Contains(new Point(90, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(179, 80)));
Assert.IsTrue(region.Contains(new Point(179, 99)));
//** Outside Container **//
// Top Left start character
Assert.IsFalse(region.Contains(new Point(89, 80)));
Assert.IsFalse(region.Contains(new Point(89, 99)));
// Top Right end character
Assert.IsFalse(region.Contains(new Point(180, 80)));
Assert.IsFalse(region.Contains(new Point(180, 99)));
}
[Test]
public void RegionTwoLineConstruction()
{
double[] lineHeights = { 20, 20 };
double maxWidth = 200;
double startX = 90;
double endX = 40;
double startY = 80;
var region = Region.FromLines(lineHeights, maxWidth, startX, endX, startY);
// Top Left start character
Assert.IsTrue(region.Contains(new Point(90, 80)));
Assert.IsTrue(region.Contains(new Point(90, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(199, 80)));
Assert.IsTrue(region.Contains(new Point(199, 99)));
// End Left end character
Assert.IsTrue(region.Contains(new Point(0, 100)));
Assert.IsTrue(region.Contains(new Point(0, 119)));
// End Right end character
Assert.IsTrue(region.Contains(new Point(39, 100)));
Assert.IsTrue(region.Contains(new Point(39, 119)));
//** Outside Container **//
// Top Left start character
Assert.IsFalse(region.Contains(new Point(89, 80)));
Assert.IsFalse(region.Contains(new Point(89, 99)));
// Top Right end character
Assert.IsFalse(region.Contains(new Point(200, 80)));
Assert.IsFalse(region.Contains(new Point(200, 99)));
// End Left end character
Assert.IsFalse(region.Contains(new Point(-1, 100)));
Assert.IsFalse(region.Contains(new Point(-1, 119)));
// End Right end character
Assert.IsFalse(region.Contains(new Point(40, 100)));
Assert.IsFalse(region.Contains(new Point(40, 119)));
}
[Test]
public void RegionThreeLineConstruction()
{
double[] lineHeights = { 20, 20, 20 };
double maxWidth = 200;
double startX = 90;
double endX = 40;
double startY = 80;
var region = Region.FromLines(lineHeights, maxWidth, startX, endX, startY);
// Top Left start character
Assert.IsTrue(region.Contains(new Point(90, 80)));
Assert.IsTrue(region.Contains(new Point(90, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(199, 80)));
Assert.IsTrue(region.Contains(new Point(199, 99)));
// Middle Left end character
Assert.IsTrue(region.Contains(new Point(0, 100)));
Assert.IsTrue(region.Contains(new Point(0, 119)));
// Middle Right end character
Assert.IsTrue(region.Contains(new Point(199, 100)));
Assert.IsTrue(region.Contains(new Point(199, 119)));
// End Left end character
Assert.IsTrue(region.Contains(new Point(0, 120)));
Assert.IsTrue(region.Contains(new Point(0, 139)));
// End Right end character
Assert.IsTrue(region.Contains(new Point(39, 120)));
Assert.IsTrue(region.Contains(new Point(39, 139)));
//** Outside Container **//
// Top Left start character
Assert.IsFalse(region.Contains(new Point(89, 80)));
Assert.IsFalse(region.Contains(new Point(89, 99)));
// Top Right end character
Assert.IsFalse(region.Contains(new Point(200, 80)));
Assert.IsFalse(region.Contains(new Point(200, 99)));
// End Left end character
Assert.IsFalse(region.Contains(new Point(-1, 120)));
Assert.IsFalse(region.Contains(new Point(-1, 139)));
// End Right end character
Assert.IsFalse(region.Contains(new Point(40, 120)));
Assert.IsFalse(region.Contains(new Point(40, 139)));
}
[Test]
public void RegionInflate()
{
double[] lineHeights = { 20 };
double maxWidth = 200;
double startX = 90;
double endX = 180;
double startY = 80;
var region = Region.FromLines(lineHeights, maxWidth, startX, endX, startY).Inflate(10);
// Top Left start character
Assert.IsTrue(region.Contains(new Point(90, 80)));
Assert.IsTrue(region.Contains(new Point(90, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(179, 80)));
Assert.IsTrue(region.Contains(new Point(179, 99)));
//** Inflated Container **//
// Top Left start character
Assert.IsTrue(region.Contains(new Point(89, 80)));
Assert.IsTrue(region.Contains(new Point(89, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(180, 80)));
Assert.IsTrue(region.Contains(new Point(180, 99)));
//** Outside Container **//
// Top Left start character
Assert.IsFalse(region.Contains(new Point(79, 80)));
Assert.IsFalse(region.Contains(new Point(79, 99)));
// Top Right end character
Assert.IsFalse(region.Contains(new Point(190, 80)));
Assert.IsFalse(region.Contains(new Point(190, 99)));
}
[Test]
public void RegionDeflate()
{
double[] lineHeights = { 20 };
double maxWidth = 200;
double startX = 90;
double endX = 180;
double startY = 80;
var region = Region.FromLines(lineHeights, maxWidth, startX, endX, startY).Inflate(10).Deflate();
// Top Left start character
Assert.IsTrue(region.Contains(new Point(90, 80)));
Assert.IsTrue(region.Contains(new Point(90, 99)));
// Top Right end character
Assert.IsTrue(region.Contains(new Point(179, 80)));
Assert.IsTrue(region.Contains(new Point(179, 99)));
//** Outside Container **//
// Top Left start character
Assert.IsFalse(region.Contains(new Point(89, 80)));
Assert.IsFalse(region.Contains(new Point(89, 99)));
// Top Right end character
Assert.IsFalse(region.Contains(new Point(180, 80)));
Assert.IsFalse(region.Contains(new Point(180, 99)));
}
}
}