/// <summary>
/// Bundles the given <paramref name="tdilUnit"/> and all referenced units. A bundle table is returned
/// which contains all mandatory units (and additional resources) to execute the test case. The bundle
/// table contains the name of the referenced units as well as each unit content (as byte array). This
/// <paramref name="tdilUnit"/> is used and internally declared as main unit.
/// </summary>
/// <param name="tdilUnit">Reference to the main TDIL unit to pack</param>
/// <returns>Created instance of <see cref="UnitBundleTable"/></returns>
/// <exception cref="ArgumentNullException">If <paramref name="tdilUnit"/> is NULL</exception>
/// <exception cref="ArgumentException">If <paramref name="tdilUnit"/> does not exist</exception>
/// <exception cref="UnitBundlerException">If something went wrong during the package process</exception>
public UnitBundleTable Bundle(FileInfo tdilUnit)
{
if (tdilUnit == null)
{
throw new ArgumentNullException("tdilUnit");
}
if (!tdilUnit.Exists)
{
throw new ArgumentException(string.Format("Given '{0}' does not exist", tdilUnit.FullName));
}
string fileContent;
try {
fileContent = File.ReadAllText(tdilUnit.FullName);
} catch (Exception ex) {
throw new UnitBundlerException(string.Format("Error on reading file '{0}'", tdilUnit.FullName), ex);
}
UnitBundleTable unitBundleTable = new UnitBundleTable();
// Convert full qualified includes to file names and add them to the unit bundle table
fileContent = ConvertQualifiedIncludesToFilenames(fileContent, unitBundleTable); // TODO Add support of n-th generation inheritance
unitBundleTable.AddEntry("main.btc.tdil", fileContent);
return(unitBundleTable);
}
/// <summary>
/// Parses all full qualified includes from the given <paramref name="fileContent"/>. Each include is added to the given
/// <paramref name="unitBundleTable"/>. The full qualified include is replaced by the name of the providing TDIL file,
/// so the TDIL Execution Engine can handle it. This method returns the replaced file content afterwards.
/// </summary>
/// <param name="fileContent">File content to process</param>
/// <param name="unitBundleTable">Unit bundle table each include is added to</param>
/// <returns>File content with converted file includes</returns>
private string ConvertQualifiedIncludesToFilenames(string fileContent, UnitBundleTable unitBundleTable)
{
string processedFileContent = Regex.Replace(fileContent, "#include \"(?<unitName>[^\"]+)\"", match => {
string unitName = match.Groups["unitName"].Value;
string unitFileName = AddUnitReferenceToBundleTable(unitName, unitBundleTable);
return(string.Format("#include \"{0}\"", unitFileName));
});
return(processedFileContent);
}
/// <summary>
/// Adds the given <paramref name="unitReference"/>, the corresponding file name and its data to the given
/// <paramref name="unitBundleTable"/>.
/// </summary>
/// <param name="unitReference">Unit reference to process</param>
/// <param name="unitBundleTable">Unit bundle table to update</param>
/// <returns>The name of the TDIL file</returns>
/// <exception cref="UnitBundlerException">If something went wrong</exception>
private string AddUnitReferenceToBundleTable(string unitReference, UnitBundleTable unitBundleTable)
{
UnitName unitName = new UnitName(unitReference);
string unitFilePath = iImportPathProvider.GetPath(unitName);
try {
string unitFileName = Path.GetFileName(unitFilePath);
string fileContent = File.ReadAllText(unitFilePath);
byte[] unitFileContent = Encoding.UTF8.GetBytes(fileContent);
unitBundleTable.AddEntry(unitFileName, unitFileContent);
return(unitFileName);
} catch (Exception ex) {
throw new UnitBundlerException(string.Format("Error on adding unit reference '{0}' to package table", unitReference), ex);
}
}
