public void QuantizationWillMakeOriginalPngSmaller()
{
var config = new Mock<IRRConfiguration>();
var optimizer = new PngOptimizer(new FileWrapper(), config.Object, new WuQuantizer());
var original = File.ReadAllBytes("testimages\\menu-sprite.png");
var result = optimizer.OptimizePng(original, 0, false);
Assert.True(result.Length < original.Length);
}
public void CompressionWillMakeOriginalPngSmaller()
{
var config = new Mock<IRRConfiguration>();
config.Setup(x => x.ResourcePhysicalPath).Returns("testimages");
var optimizer = new PngOptimizer(new FileWrapper(), config.Object, new WuQuantizer());
var original = File.ReadAllBytes("testimages\\menu-sprite.png");
var result = optimizer.OptimizePng(original, 5, true);
Assert.True(result.Length < original.Length);
}
public void WillNotAlterOriginalImage()
{
var config = new Mock<IRRConfiguration>();
config.Setup(x => x.ResourcePhysicalPath).Returns("testimages");
var optimizer = new PngOptimizer(new FileWrapper(), config.Object, new WuQuantizer());
var original = File.ReadAllBytes("testimages\\menu-sprite.png");
optimizer.OptimizePng(original, 5, false);
Assert.Equal(original.Length, File.ReadAllBytes("testimages\\menu-sprite.png").Length);
}
public void WillCleanupScratchFile()
{
var config = new Mock<IRRConfiguration>();
config.Setup(x => x.ResourcePhysicalPath).Returns("testimages");
var optimizer = new PngOptimizer(new FileWrapper(), config.Object, new WuQuantizer());
var original = File.ReadAllBytes("testimages\\menu-sprite.png");
var fileCount = Directory.GetFiles("testimages").Length;
optimizer.OptimizePng(original, 5, true);
Assert.Equal(fileCount, Directory.GetFiles("testimages").Length);
}
