/// <summary>
/// Create a new instance of ImageBuilder using the specified extensions, encoder provider, file provider, and settings filter. Extension methods will be fired in the order they exist in the collection.
/// </summary>
/// <param name="extensions"></param>
/// <param name="encoderProvider"></param>
/// <param name="settingsModifier"></param>
/// <param name="virtualFileProvider"></param>
public ImageBuilder(IEnumerable<BuilderExtension> extensions, IEncoderProvider encoderProvider, IVirtualImageProvider virtualFileProvider, ISettingsModifier settingsModifier)
: base(extensions)
{
this._encoderProvider = encoderProvider;
this._virtualFileProvider = virtualFileProvider;
this._settingsModifier = settingsModifier;
}
public static MemCachedFile GetCachedVirtualFile(string path, IVirtualImageProvider provider, NameValueCollection queryString)
{
string key = provider != null ? getVirtualCacheKey(path,queryString) : getCacheKey(path);
MemCachedFile file = null;
if (HttpContext.Current != null)
{
if (HttpContext.Current.Cache[key] != null)
{
file = (MemCachedFile)HttpContext.Current.Cache[key];
}
else
{
IVirtualFile vfile = provider != null ? provider.GetFile(path, queryString) : null;
if (vfile == null) throw new FileNotFoundException("The specified virtual file could not be found: \"" + path + "\" Associated querystring: \"" + PathUtils.BuildQueryString(queryString) + "\".");
file = vfile != null ? new MemCachedFile(vfile) : new MemCachedFile(path);
if (provider == null)
HttpContext.Current.Cache.Insert(key, file, new CacheDependency(path));
else
HttpContext.Current.Cache.Insert(key, file);
}
}
else
{
//Has no invalidation, but this is only used for benchmarks. Only runs when there is no http session.
lock(_fallbackCache){
if (_fallbackCache.ContainsKey(key)) file = _fallbackCache[key];
else
{
file = provider != null ? new MemCachedFile(provider.GetFile(path, queryString)) : new MemCachedFile(path);
_fallbackCache[key] = file;
}
}
}
return file;
}
public void SettingsConstructor()
{
// Arrange
// Act
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
// Assert
Assert.NotNull(target);
Assert.IsType <SqlReaderPlugin>(target);
}
public void GetFileWithEmptyVirtualPath()
{
// Arrange
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
// Act
var actual = target.GetFile(string.Empty, null);
// Assert
Assert.Null(actual);
}
public void GetFileWithNullVirtualPath()
{
// Arrange
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
// Act
var actual = Assert.Throws <NullReferenceException>(() => target.GetFile(null, null));
// Assert
Assert.NotNull(actual);
Assert.IsType <NullReferenceException>(actual);
}
public void GetFileWithoutVirtualPathPrefix()
{
// Arrange
string virtualPath = dummyDatabaseRecordId.ToString("B");
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.Null(actual);
}
public void FileExistsWithEmptyVirtualPath()
{
// Arrange
bool expected = false;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
// Act
var actual = target.FileExists(string.Empty, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void FileExistsWithNullQueryString()
{
// Arrange
bool expected = true;
string virtualPath = Path.Combine(pathPrefix, dummyDatabaseRecordId.ToString("B"));
IVirtualImageProvider target = RemoteReaderPlugin.Current;
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void GetFileInvalidWithoutCheckForModifiedFiles()
{
// Arrange
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, dummyDatabaseRecordId.ToString("B"));
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.NotNull(actual);
Assert.IsAssignableFrom <Blob>(actual);
}
public void FileExistsWithoutVirtualPath()
{
// Arrange
bool expected = false;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
string virtualPath = dummyDatabaseRecordId.ToString("B");
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void FileExistsWithNullVirtualPath()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
// Act
var actual = Assert.Throws <NullReferenceException>(() => target.FileExists(null, null));
// Assert
Assert.NotNull(actual);
Assert.IsType <NullReferenceException>(actual);
}
public void FileExistsWithEmptyVirtualPath()
{
// Arrange
bool expected = false;
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
// Act
var actual = target.FileExists(string.Empty, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void FileExistsWithNullQueryString()
{
// Arrange
bool expected = true;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, dummyDatabaseRecordId.ToString("B"));
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void GetFileWithEmptyVirtualPath()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
string virtualPath = Path.Combine(PathPrefix, Filename);
// Act
var actual = target.GetFile(string.Empty, null);
// Assert
Assert.Null(actual);
}
public void GetFileWithoutVirtualPathPrefix()
{
// Arrange
var rs = new ResizerSection(Settings);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.VirtualProviderPlugins.First;
string virtualPath = Filename;
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.Null(actual);
}
public void GetFileValidFastMode()
{
// Arrange
var rs = new ResizerSection(Settings);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.VirtualProviderPlugins.First;
string virtualPath = Path.Combine(PathPrefix, Filename);
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.NotNull(actual);
Assert.IsAssignableFrom <Blob>(actual);
}
public void FileExistsWithoutVirtualPath()
{
// Arrange
bool expected = false;
var rs = new ResizerSection(Settings);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.VirtualProviderPlugins.First;
string virtualPath = Filename;
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void FileExistsWithNullQueryString()
{
// Arrange
bool expected = true;
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
string virtualPath = Path.Combine(PathPrefix, Filename);
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void GetFileWithNullVirtualPath()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
string virtualPath = Path.Combine(PathPrefix, Filename);
// Act
var actual = Assert.Throws <NullReferenceException>(() => target.GetFile(null, null));
// Assert
Assert.NotNull(actual);
Assert.IsType <NullReferenceException>(actual);
}
public static MemCachedFile GetCachedVirtualFile(string path, IVirtualImageProvider provider, NameValueCollection queryString)
{
string key = provider != null?getVirtualCacheKey(path, queryString) : getCacheKey(path);
MemCachedFile file = null;
if (HttpContext.Current != null)
{
if (HttpContext.Current.Cache[key] != null)
{
file = (MemCachedFile)HttpContext.Current.Cache[key];
}
else
{
IVirtualFile vfile = provider != null?provider.GetFile(path, queryString) : null;
if (vfile == null)
{
throw new FileNotFoundException("The specified virtual file could not be found: \"" + path + "\" Associated querystring: \"" + PathUtils.BuildQueryString(queryString) + "\".");
}
file = vfile != null ? new MemCachedFile(vfile) : new MemCachedFile(path);
if (provider == null)
{
HttpContext.Current.Cache.Insert(key, file, new CacheDependency(path));
}
else
{
HttpContext.Current.Cache.Insert(key, file);
}
}
}
else
{
//Has no invalidation, but this is only used for benchmarks. Only runs when there is no http session.
lock (_fallbackCache){
if (_fallbackCache.ContainsKey(key))
{
file = _fallbackCache[key];
}
else
{
file = provider != null ? new MemCachedFile(provider.GetFile(path, queryString)) : new MemCachedFile(path);
_fallbackCache[key] = file;
}
}
}
return(file);
}
public void OpenValidId()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider reader = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
string virtualPath = Path.Combine(PathPrefix, Filename);
var target = reader.GetFile(virtualPath, null);
// Act
var actual = target.Open();
// Assert
Assert.NotNull(actual);
Assert.IsAssignableFrom <Stream>(actual);
}
public void OpenInvalidId()
{
// Arrange
var rs = new ResizerSection(Settings);
var c = new Config(rs);
IVirtualImageProvider reader = (IVirtualImageProvider)c.Plugins.VirtualProviderPlugins.First;
string virtualPath = Path.Combine(PathPrefix, "resizer-downloads/examples/fountain-xxxx.jpg");
var target = reader.GetFile(virtualPath, null);
// Act
var actual = Assert.Throws <FileNotFoundException>(() => target.Open());
// Assert
Assert.NotNull(actual);
Assert.IsType <FileNotFoundException>(actual);
}
public void FileExistsWithIntegerImageIdType()
{
// Arrange
bool expected = true;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
settings.ImageIdType = System.Data.SqlDbType.Int;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, "22");
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void OpenInvalidId()
{
// Arrange
IVirtualImageProvider reader = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)reader;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, dummyDatabaseRecordId.ToString("B"));
var target = reader.GetFile(virtualPath, null);
// Act
var actual = Assert.Throws <FileNotFoundException>(() => target.Open());
// Assert
Assert.NotNull(actual);
Assert.IsType <FileNotFoundException>(actual);
Assert.Equal <string>(virtualPath, target.VirtualPath);
}
public void OpenValidId()
{
// Arrange
Guid id = this.realDatabaseRecordId; ////this.CreateFileInDatabase();
IVirtualImageProvider reader = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)reader;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, id.ToString("B"));
var target = reader.GetFile(virtualPath, null);
// Act
var actual = target.Open();
// Assert
Assert.NotNull(actual);
Assert.IsAssignableFrom <Stream>(actual);
}
public void GetFileInvalidNotFastMode()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
((AzureReader2Plugin)target).LazyExistenceCheck = false;
((AzureReader2Plugin)target).MetadataCache = model;
string virtualPath = Path.Combine(PathPrefix, "fountain-xxxx.jpg");
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.Null(actual);
}
public void FileExistsWithInvalidGuidId()
{
// Arrange
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
settings.LazyExistenceCheck = false;
settings.MetadataCache = model;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, dummyDatabaseRecordId.ToString("B").Substring(0, 5));
// Act
var actual = Assert.Throws <ArgumentNullException>(() => target.FileExists(virtualPath, null));
// Assert
Assert.NotNull(actual);
Assert.IsType <ArgumentNullException>(actual);
}
public void FileExistCheckForModifiedFilesFileNotExisting()
{
// Arrange
bool expected = false;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
settings.LazyExistenceCheck = false;
settings.MetadataCache = model;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, dummyDatabaseRecordId.ToString("B"));
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void FileExistsCheckForModifiedFilesFileExisting()
{
// Arrange
Guid id = this.realDatabaseRecordId; ////this.CreateFileInDatabase();
bool expected = true;
IVirtualImageProvider target = this.CreateSqlReaderPlugin();
var settings = (SqlReaderPlugin)target;
settings.CheckForModifiedFiles = true;
string virtualPath = Path.Combine(settings.VirtualFilesystemPrefix, id.ToString("B"));
// Act
bool actual = target.FileExists(virtualPath, null);
// Assert
Assert.Equal <bool>(expected, actual);
}
public void GetFileInvalidNotFastMode()
{
// Arrange
var rs = new ResizerSection(Settings);
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.VirtualProviderPlugins.First;
((S3Reader2)target).LazyExistenceCheck = false;
((S3Reader2)target).MetadataCache = model;
string virtualPath = Path.Combine(PathPrefix, "resizer-downloads/examples/fountain-xxxx.jpg");
// Act
var actual = target.GetFile(virtualPath, null);
// Assert
Assert.Null(actual);
}
public void OpenInvalidContainer()
{
// Arrange
var rs = new ResizerSection(ConfigXml);
var c = new Config(rs);
IVirtualImageProvider reader = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
((AzureReader2Plugin)reader).LazyExistenceCheck = true;
string virtualPath = Path.Combine(PathPrefix.Substring(0, PathPrefix.Length - 2) + "/", "fountain-xxxx.jpg");
var target = reader.GetFile(virtualPath, null);
// Act
var actual = Assert.Throws <FileNotFoundException>(() => target.Open());
// Assert
Assert.NotNull(actual);
Assert.IsType <FileNotFoundException>(actual);
}
public void GetFileValidNotFastModeStorageException()
{
// Arrange
var rs = new ResizerSection("<resizer><plugins><add name=\"AzureReader2\" prefix=\"/azure/\" connectionString=\"DefaultEndpointsProtocol=http;AccountName=devstoreaccount1;AccountKey=Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==\" endpoint=\"http://127.0.0.1:10000/devstoreaccount1/\" /></plugins></resizer>");
var c = new Config(rs);
IVirtualImageProvider target = (IVirtualImageProvider)c.Plugins.Get <AzureReader2Plugin>();
((AzureReader2Plugin)target).LazyExistenceCheck = false;
((AzureReader2Plugin)target).MetadataCache = model;
string virtualPath = Path.Combine(PathPrefix, Filename);
// Act
var actual = Assert.Throws <StorageException>(() => target.GetFile(virtualPath, null));
// Assert
Assert.NotNull(actual);
Assert.IsType <StorageException>(actual);
}
/// <summary>
/// Creates another instance of the class using the specified extensions. Subclasses should override this and point to their own constructor.
/// </summary>
/// <param name="extensions"></param>
/// <param name="writer"></param>
/// <param name="virtualFileProvider"></param>
/// <param name="settingsModifier"></param>
/// <returns></returns>
public virtual ImageBuilder Create(IEnumerable<BuilderExtension> extensions, IEncoderProvider writer, IVirtualImageProvider virtualFileProvider, ISettingsModifier settingsModifier)
{
return new ImageBuilder(extensions,writer,virtualFileProvider,settingsModifier);
}
