private void run(String[] programArgs, String expectedOutput, String expectedError)
throws IOException, ConfigurationException, InterruptedException {
// Should be initialized at this point by call to Main.run()
Configuration config = Configuration.getConfiguration();
Path fullExecutable = config.getSystemImport().resolve(executable);
List<String> programCommand = new ArrayList<String>();
programCommand.add(fullExecutable.toAbsolutePath().toString());
for (String arg : programArgs) programCommand.add(arg);
Process program = new ProcessBuilder(programCommand).start();
// regular output
BufferedReader reader = new BufferedReader(new InputStreamReader(program.getInputStream()));
BufferedReader errorReader =
new BufferedReader(new InputStreamReader(program.getErrorStream()));
StringBuilder builder = new StringBuilder();
String line;
do {
line = reader.readLine();
if (line != null) builder.append(line).append('\n');
} while (line != null);
String output = builder.toString();
assertEquals(expectedOutput, output);
// error output
builder = new StringBuilder();
do {
line = errorReader.readLine();
if (line != null) builder.append(line).append('\n');
} while (line != null);
String error = builder.toString();
assertEquals(expectedError, error);
program.waitFor(); // keeps program from being deleted while running
}
/**
* Creates a new <code>TypeCollector</code> with the given tree of packages.
*
* @param p package tree
* @param useSourceFiles if true, always use <tt>.shadow</tt> instead of <tt>.meta</tt> files
* @throws ConfigurationException
*/
public TypeCollector(Package p, boolean useSourceFiles) throws ConfigurationException {
super(p);
this.useSourceFiles = useSourceFiles;
config = Configuration.getConfiguration();
}