public void GetBytesOfReducedImage_LargeJpgImageReduced()
{
// LakePendOreille.jpg: JPEG image data, JFIF standard 1.01, ... precision 8, 3264x2448, frames 3
var path = SIL.IO.FileLocator.GetFileDistributedWithApplication(_pathToTestImages, "LakePendOreille.jpg");
var originalBytes = File.ReadAllBytes(path);
var reducedBytes = BookCompressor.GetBytesOfReducedImage(path);
Assert.Greater(originalBytes.Length, reducedBytes.Length, "LakePendOreille.jpg is reduced from 3264x2448");
using (var tempFile = TempFile.WithExtension(Path.GetExtension(path)))
{
var oldMetadata = Metadata.FromFile(path);
RobustFile.WriteAllBytes(tempFile.Path, reducedBytes);
var newMetadata = Metadata.FromFile(tempFile.Path);
if (oldMetadata.IsEmpty)
{
Assert.IsTrue(newMetadata.IsEmpty);
}
else
{
Assert.IsFalse(newMetadata.IsEmpty);
Assert.AreEqual(oldMetadata.CopyrightNotice, newMetadata.CopyrightNotice, "copyright preserved for LakePendOreille.jpg");
Assert.AreEqual(oldMetadata.Creator, newMetadata.Creator, "creator preserved for LakePendOreille.jpg");
Assert.AreEqual(oldMetadata.License.ToString(), newMetadata.License.ToString(), "license preserved for LakePendOreille.jpg");
}
}
}
public void GetBytesOfReducedImage_LargePngImageReduced()
{
// shirtWithTransparentBg.png: PNG image data, 2208 x 2400, 8-bit/color RGBA, non-interlaced
var path = SIL.IO.FileLocator.GetFileDistributedWithApplication(_pathToTestImages, "shirt.png");
var originalBytes = File.ReadAllBytes(path);
var reducedBytes = BookCompressor.GetBytesOfReducedImage(path);
Assert.Greater(originalBytes.Length, reducedBytes.Length, "shirt.png is reduced from 2208x2400");
using (var tempFile = TempFile.WithExtension(Path.GetExtension(path)))
{
var oldMetadata = Metadata.FromFile(path);
RobustFile.WriteAllBytes(tempFile.Path, reducedBytes);
var newMetadata = Metadata.FromFile(tempFile.Path);
if (oldMetadata.IsEmpty)
{
Assert.IsTrue(newMetadata.IsEmpty);
}
else
{
Assert.IsFalse(newMetadata.IsEmpty);
Assert.AreEqual(oldMetadata.CopyrightNotice, newMetadata.CopyrightNotice, "copyright preserved for shirt.png");
Assert.AreEqual(oldMetadata.Creator, newMetadata.Creator, "creator preserved for shirt.png");
Assert.AreEqual(oldMetadata.License.ToString(), newMetadata.License.ToString(), "license preserved for shirt.png");
}
}
}
public void GetBytesOfReducedImage_SmallJpgImageStaysSame()
{
// man.jpg: JPEG image data, JFIF standard 1.01, ..., precision 8, 118x154, frames 3
var path = SIL.IO.FileLocator.GetFileDistributedWithApplication(_pathToTestImages, "man.jpg");
var originalBytes = File.ReadAllBytes(path);
var reducedBytes = BookCompressor.GetBytesOfReducedImage(path);
Assert.AreEqual(originalBytes, reducedBytes, "man.jpg is already small enough (118x154)");
using (var tempFile = TempFile.WithExtension(Path.GetExtension(path)))
{
var oldMetadata = Metadata.FromFile(path);
RobustFile.WriteAllBytes(tempFile.Path, reducedBytes);
var newMetadata = Metadata.FromFile(tempFile.Path);
if (oldMetadata.IsEmpty)
{
Assert.IsTrue(newMetadata.IsEmpty);
}
else
{
Assert.IsFalse(newMetadata.IsEmpty);
Assert.AreEqual(oldMetadata.CopyrightNotice, newMetadata.CopyrightNotice, "copyright preserved for man.jpg");
Assert.AreEqual(oldMetadata.Creator, newMetadata.Creator, "creator preserved for man.jpg");
Assert.AreEqual(oldMetadata.License.ToString(), newMetadata.License.ToString(), "license preserved for man.jpg");
}
}
}
public void GetBytesOfReducedImage_SmallPngImageMadeTransparent()
{
// bird.png: PNG image data, 274 x 300, 8-bit/color RGBA, non-interlaced
var path = SIL.IO.FileLocator.GetFileDistributedWithApplication(_pathToTestImages, "bird.png");
byte[] originalBytes = File.ReadAllBytes(path);
byte[] reducedBytes = BookCompressor.GetBytesOfReducedImage(path);
Assert.That(reducedBytes, Is.Not.EqualTo(originalBytes)); // no easy way to check it was made transparent, but should be changed.
// Size should not change much.
Assert.That(reducedBytes.Length, Is.LessThan(originalBytes.Length * 11 / 10));
Assert.That(reducedBytes.Length, Is.GreaterThan(originalBytes.Length * 9 / 10));
using (var tempFile = TempFile.WithExtension(Path.GetExtension(path)))
{
var oldMetadata = Metadata.FromFile(path);
RobustFile.WriteAllBytes(tempFile.Path, reducedBytes);
var newMetadata = Metadata.FromFile(tempFile.Path);
if (oldMetadata.IsEmpty)
{
Assert.IsTrue(newMetadata.IsEmpty);
}
else
{
Assert.IsFalse(newMetadata.IsEmpty);
Assert.AreEqual(oldMetadata.CopyrightNotice, newMetadata.CopyrightNotice, "copyright preserved for bird.png");
Assert.AreEqual(oldMetadata.Creator, newMetadata.Creator, "creator preserved for bird.png");
Assert.AreEqual(oldMetadata.License.ToString(), newMetadata.License.ToString(), "license preserved for bird.png");
}
}
}
public void HandleModifiedFile_CheckedOutToMe_ContentChangedRemotely_RaisesCheckedOutByNoneAndErrorMessage()
{
// Setup //
// Simulate a book that was checked out and modified by me, but then we get a remote change
// notification.
const string bookFolderName = "My conflicting change book";
var bookBuilder = new BookFolderBuilder()
.WithRootFolder(_collectionFolder.FolderPath)
.WithTitle(bookFolderName)
.WithHtm("We will be simulating a remote change to this.")
.Build();
string bookFolderPath = bookBuilder.BuiltBookFolderPath;
string bookPath = bookBuilder.BuiltBookHtmPath;
_collection.PutBook(bookFolderPath);
var pathToBookFileInRepo = _collection.GetPathToBookFileInRepo(bookFolderName);
// Save the data we will eventually write back to the .bloom file to simulate the remote change.
var remoteContent = RobustFile.ReadAllBytes(pathToBookFileInRepo);
_collection.AttemptLock(bookFolderName);
RobustFile.WriteAllText(bookPath, "Pretend this was the state when we checked it out.");
_collection.PutBook(bookFolderPath);
RobustFile.WriteAllText(bookPath, "This is a further change locally, not checked in anywhere");
// But now it's been changed remotely to the other state. (Ignore the fact that it was a previous local state;
// that was just a trick to get a valid alternative state.)
RobustFile.WriteAllBytes(pathToBookFileInRepo, remoteContent);
var prevMessages = _tcLog.Messages.Count;
// System Under Test //
_collection.HandleModifiedFile(new BookRepoChangeEventArgs()
{
BookFileName = $"{bookFolderName}.bloom"
});
// Verification
var eventArgs = (BookStatusChangeEventArgs)_mockTcManager.Invocations[0].Arguments[0];
Assert.That(eventArgs.CheckedOutByWhom, Is.EqualTo(CheckedOutBy.None));
Assert.That(_tcLog.Messages[prevMessages].MessageType, Is.EqualTo(MessageAndMilestoneType.Error));
Assert.That(_tcLog.Messages[prevMessages].L10NId, Is.EqualTo("TeamCollection.EditedFileChangedRemotely"));
}
public void GetBytesOfReducedImage_LargePng24bImageReduced()
{
// lady24b.png: PNG image data, 24bit depth, 3632w x 3872h
var path = FileLocator.GetFileDistributedWithApplication(_pathToTestImages, "lady24b.png");
var originalBytes = File.ReadAllBytes(path);
var reducedBytes = BookCompressor.GetBytesOfReducedImage(path);
// Is it reduced, even tho' we switched from 24bit depth to 32bit depth?
Assert.Greater(originalBytes.Length, reducedBytes.Length, "lady24b.png is reduced from 3632x3872");
using (var tempFile = TempFile.WithExtension(Path.GetExtension(path)))
{
RobustFile.WriteAllBytes(tempFile.Path, reducedBytes);
using (var newImage = PalasoImage.FromFileRobustly(tempFile.Path))
Assert.AreEqual(PixelFormat.Format32bppArgb, newImage.Image.PixelFormat, "should have switched to 32bit depth");
}
}
