Method main

src/test/java/net/starlark/java/eval/ScriptTest.java:193–317

(String[] args)

  private static boolean ok = true;

  @SuppressWarnings("deprecation") // intentional use of ParserInput.fromLatin1()
  public static void main(String[] args) throws Exception {
    File root = new File("third_party/bazel"); // blaze
    if (!root.exists()) {
      root = new File("."); // bazel
    }
    File testdata = new File(root, "src/test/java/net/starlark/java/eval/testdata");
    for (String name : testdata.list()) {
      File file = new File(testdata, name);
      String content = Files.asCharSource(file, UTF_8).read();
      int linenum = 1;
      for (String chunk : Splitter.on("\n---\n").split(content)) {
        // prepare chunk
        StringBuilder buf = new StringBuilder();
        for (int i = 1; i < linenum; i++) {
          buf.append('\n');
        }
        buf.append(chunk);
        if (false) {
          System.err.printf("%s:%d: <<%s>>\n", file, linenum, buf);
        }

        // extract expectations: ### "regular expression"
        Map<Pattern, Integer> expectations = new HashMap<>();
        for (int i = chunk.indexOf("###"); i >= 0; i = chunk.indexOf("###", i)) {
          int j = chunk.indexOf("\n", i);
          if (j < 0) {
            j = chunk.length();
          }

          int line = linenum + newlines(chunk.substring(0, i));
          String comment = chunk.substring(i + 3, j);
          i = j;

          // Compile regular expression in comment.
          Pattern pattern;
          try {
            pattern = Pattern.compile(comment.trim());
          } catch (PatternSyntaxException ex) {
            System.err.printf("%s:%d: invalid regexp: %s\n", file, line, ex.getMessage());
            ok = false;
            continue;
          }

          if (false) {
            System.err.printf("%s:%d: expectation '%s'\n", file, line, pattern);
          }
          expectations.put(pattern, line);
        }

        // parse & execute
        boolean utf8ByteStrings =
            Boolean.getBoolean("net.starlark.java.eval.ScriptTest.utf8ByteStrings");
        ParserInput input;
        if (utf8ByteStrings) {

          input = ParserInput.fromLatin1(buf.toString().getBytes(UTF_8), file.toString());
        } else {