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ImageSharp
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Yet a few other unit tests 

Former-commit-id: bd37755a47b8159d62b6eeb906fe8514ec51aad2
pull/17/head
Thomas Broust 12 years ago
committed by James South
parent
eba58ebf8e
commit
e4a74e2e5a
1 changed files with 146 additions and 36 deletions
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  1. 182
      src/ImageProcessor.UnitTests/ImageFactoryUnitTests.cs

182
src/ImageProcessor.UnitTests/ImageFactoryUnitTests.cs
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@ -11,8 +11,8 @@
namespace ImageProcessor.UnitTests
{
using System;
using System.IO;
using System.Collections.Generic;
using System.IO;
using NUnit.Framework;
/// <summary>
@ -21,15 +21,6 @@ namespace ImageProcessor.UnitTests
[TestFixture]
public class ImageFactoryUnitTests
{
/// <summary>
/// Lists the input files in the Images folder
/// </summary>
/// <returns>The list of files.</returns>
private static IEnumerable<string> ListInputFiles()
{
return Directory.GetFiles("./Images");
}
/// <summary>
/// Tests the loading of image from a file
/// </summary>
@ -45,10 +36,9 @@ namespace ImageProcessor.UnitTests
Assert.IsNotNull(imageFactory.Image);
}
}
}
/// <summary>>
/// <summary>
/// Tests the loading of image from a memory stream
/// </summary>
[Test]
@ -124,6 +114,84 @@ namespace ImageProcessor.UnitTests
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
[Test]
public void TestApplyEffectSaturation()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Saturation(50);
Assert.AreNotEqual(original, imageFactory.Image);
}
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
[Test]
public void TestApplyEffectTint()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Tint(System.Drawing.Color.FromKnownColor(System.Drawing.KnownColor.AliceBlue));
Assert.AreNotEqual(original, imageFactory.Image);
}
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
[Test]
public void TestApplyEffectVignette()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Vignette(System.Drawing.Color.FromKnownColor(System.Drawing.KnownColor.AliceBlue));
Assert.AreNotEqual(original, imageFactory.Image);
}
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
[Test]
public void TestApplyEffectWatermark()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Watermark(new Imaging.TextLayer
{
Font = "Arial",
FontSize = 10,
Position = new System.Drawing.Point(10, 10),
Text = "Lorem ipsum dolor"
});
Assert.AreNotEqual(original, imageFactory.Image);
}
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
@ -252,21 +320,39 @@ namespace ImageProcessor.UnitTests
}
}
/// <summary>
/// Tests that a filter is really applied by checking that the image is modified
/// </summary>
[Test]
public void TestRoundedCorners()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.RoundedCorners(new Imaging.RoundedCornerLayer(5, true, true, true, true));
Assert.AreNotEqual(original, imageFactory.Image);
}
}
}
/// <summary>
/// Tests that the image is well resized using constraints
/// </summary>
[Test]
public void TestResizeConstraints()
{
const int maxSize = 200;
const int MaxSize = 200;
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
imageFactory.Constrain(new System.Drawing.Size(maxSize, maxSize));
Assert.LessOrEqual(imageFactory.Image.Width, maxSize);
Assert.LessOrEqual(imageFactory.Image.Height, maxSize);
imageFactory.Constrain(new System.Drawing.Size(MaxSize, MaxSize));
Assert.LessOrEqual(imageFactory.Image.Width, MaxSize);
Assert.LessOrEqual(imageFactory.Image.Height, MaxSize);
}
}
}
@ -277,17 +363,17 @@ namespace ImageProcessor.UnitTests
[Test]
public void TestCrop()
{
const int maxSize = 20;
const int MaxSize = 20;
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Crop(new System.Drawing.Rectangle(0, 0, maxSize, maxSize));
imageFactory.Crop(new System.Drawing.Rectangle(0, 0, MaxSize, MaxSize));
Assert.AreNotEqual(original, imageFactory.Image);
Assert.AreEqual(maxSize, imageFactory.Image.Width);
Assert.LessOrEqual(maxSize, imageFactory.Image.Height);
Assert.AreEqual(MaxSize, imageFactory.Image.Width);
Assert.LessOrEqual(MaxSize, imageFactory.Image.Height);
}
}
}
@ -298,17 +384,17 @@ namespace ImageProcessor.UnitTests
[Test]
public void TestCropWithCropLayer()
{
const int maxSize = 20;
const int MaxSize = 20;
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = imageFactory.Image.Clone();
imageFactory.Crop(new Imaging.CropLayer(0, 0, maxSize, maxSize, Imaging.CropMode.Pixels));
imageFactory.Crop(new Imaging.CropLayer(0, 0, MaxSize, MaxSize, Imaging.CropMode.Pixels));
Assert.AreNotEqual(original, imageFactory.Image);
Assert.AreEqual(maxSize, imageFactory.Image.Width);
Assert.LessOrEqual(maxSize, imageFactory.Image.Height);
Assert.AreEqual(MaxSize, imageFactory.Image.Width);
Assert.LessOrEqual(MaxSize, imageFactory.Image.Height);
}
}
}
@ -345,15 +431,15 @@ namespace ImageProcessor.UnitTests
[Test]
public void TestResize()
{
const int newSize = 150;
const int NewSize = 150;
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
imageFactory.Resize(new System.Drawing.Size(newSize, newSize));
Assert.AreEqual(newSize, imageFactory.Image.Width);
Assert.AreEqual(newSize, imageFactory.Image.Height);
imageFactory.Resize(new System.Drawing.Size(NewSize, NewSize));
Assert.AreEqual(NewSize, imageFactory.Image.Width);
Assert.AreEqual(NewSize, imageFactory.Image.Height);
}
}
}
@ -364,21 +450,45 @@ namespace ImageProcessor.UnitTests
[Test]
public void TestResizeWithLayer()
{
const int newSize = 150;
const int NewSize = 150;
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
imageFactory.Resize(new Imaging.ResizeLayer(
new System.Drawing.Size(newSize, newSize),
Imaging.ResizeMode.Stretch,
Imaging.AnchorPosition.Left,
true));
Assert.AreEqual(newSize, imageFactory.Image.Width);
Assert.AreEqual(newSize, imageFactory.Image.Height);
imageFactory.Resize(new Imaging.ResizeLayer(new System.Drawing.Size(NewSize, NewSize), Imaging.ResizeMode.Stretch, Imaging.AnchorPosition.Left));
Assert.AreEqual(NewSize, imageFactory.Image.Width);
Assert.AreEqual(NewSize, imageFactory.Image.Height);
}
}
}
/// <summary>
/// Tests that the image is resized
/// </summary>
[Test]
public void TestRotate()
{
foreach (var fileName in ListInputFiles())
{
using (var imageFactory = new ImageFactory())
{
imageFactory.Load(fileName);
var original = (System.Drawing.Image)imageFactory.Image.Clone();
imageFactory.Rotate(90);
Assert.AreEqual(original.Height, imageFactory.Image.Width);
Assert.AreEqual(original.Width, imageFactory.Image.Height);
}
}
}
/// <summary>
/// Lists the input files in the Images folder
/// </summary>
/// <returns>The list of files.</returns>
private static IEnumerable<string> ListInputFiles()
{
return Directory.GetFiles("./Images");
}
}
}
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