Migrate first block of tests in standalone to standalone_2

tests/standalone/io/addlatexhash_test.dart

-#!/usr/bin/env dart
-// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// testing ../../../tools/addlatexhash.dart
-
-import 'dart:io';
-import 'package:path/path.dart' as path;
-import '../../../tools/addlatexhash.dart';
-
-final execDir = path.dirname(path.fromUri(Platform.executable));
-final dartRootDir = path.dirname(path.dirname(execDir));
-final dartRootPath = dartRootDir.toString();
-
-List<String> packageOptions() {
-  if (Platform.packageRoot != null) {
-    return <String>['--package-root=${Platform.packageRoot}'];
-  } else if (Platform.packageConfig != null) {
-    return <String>['--packages=${Platform.packageConfig}'];
-  } else {
-    return <String>[];
-  }
-}
-
-// Check that the given ProcessResult indicates success; if so
-// return the standard output, otherwise report the failure
-checkAction(result, errorMessage) {
-  if (result.exitCode != 0) {
-    print(result.stdout);
-    print(result.stderr);
-    throw errorMessage;
-  }
-  return result.stdout;
-}
-
-oneTestCutMatch(line, re, expected) {
-  var result = cutMatch(line, new RegExp(re).firstMatch(line));
-  if (result != expected) {
-    throw "cutMatch '$re' from '$line' yields '$result' != '$expected'";
-  }
-}
-
-void testCutMatch() {
-  oneTestCutMatch("test", "", "test");
-  oneTestCutMatch("test", "e", "tst");
-  oneTestCutMatch("test", "te", "st");
-  oneTestCutMatch("test", "st", "te");
-  oneTestCutMatch("test", "test", "");
-}
-
-oneTestSisp(sispFun, nameSuffix, line, expected) {
-  var result = sispFun(line);
-  if (result != expected) {
-    throw "sispIsDart$nameSuffix '$line' yields $result";
-  }
-}
-
-testSisp() {
-  oneTestSisp(sispIsDartBegin, "Begin", "\\begin{dartCode}\n", true);
-  oneTestSisp(sispIsDartBegin, "Begin", " \\begin{dartCode}\n", true);
-  oneTestSisp(sispIsDartBegin, "Begin", "whatever else ..", false);
-  oneTestSisp(sispIsDartEnd, "End", "\\end{dartCode}", true);
-  oneTestSisp(sispIsDartEnd, "End", " \\end{dartCode}\t  \n", true);
-  oneTestSisp(sispIsDartEnd, "End", "whatever else ..", false);
-}
-
-// Check that the hash values of paragraphs in the specially prepared
-// LaTeX source 'addlatexhash_test_src.tex' are identical in groups
-// of eight (so we get 8 identical hash values, then another hash
-// value 8 times, etc.)
-testSameHash(String tmpDirPath) {
-  // file names/paths for file containing groups of 8 variants of a paragraph
-  const par8timesName = "addlatexhash_test_src";
-  const par8timesFileName = "$par8timesName.tex";
-  final par8timesDirPath = path.join(dartRootDir, "tests", "standalone", "io");
-  final par8timesPath = path.join(par8timesDirPath, par8timesFileName);
-  final tmpPar8timesPath = path.join(tmpDirPath, par8timesFileName);
-
-  // file names paths for output
-  final hashName = par8timesName + "-hash";
-  final hashFileName = "$hashName.tex";
-  final hashPath = path.join(tmpDirPath, hashFileName);
-  final listName = par8timesName + "-list";
-  final listFileName = "$listName.txt";
-  final listPath = path.join(tmpDirPath, listFileName);
-
-  // dart executable
-  final dartExecutable = Platform.executable;
-  if (dartExecutable == "") throw "dart executable not available";
-
-  // actions to take
-  runAddHash() {
-    var args = packageOptions();
-    args.addAll([
-      path.join(dartRootPath, "tools", "addlatexhash.dart"),
-      tmpPar8timesPath,
-      hashPath,
-      listPath
-    ]);
-    return Process.runSync(dartExecutable, args);
-  }
-
-  // perform test
-  new File(par8timesPath).copySync(tmpPar8timesPath);
-  checkAction(runAddHash(), "addlatexhash.dart failed");
-  var listFile = new File(listPath);
-  var listLines = listFile.readAsLinesSync();
-  var latestLine = null;
-  var sameCount = 0;
-  for (var line in listLines) {
-    if (!line.startsWith("  ")) continue; // section marker
-    if (line.startsWith("  %")) continue; // transformed text "comment"
-    if (line != latestLine) {
-      // new hash, check for number of equal hashes, then reset
-      if (sameCount % 8 == 0) {
-        // saw zero or more blocks of 8 identical hash values: OK
-        latestLine = line;
-        sameCount = 1;
-      } else {
-        throw "normalization failed to produce same result";
-      }
-    } else {
-      sameCount++;
-    }
-  }
-}
-
-// Check that the LaTeX source transformation done by addlatexhash.dart
-// does not affect the generated output, as seen via dvi2tty and diff.
-// NB: Not part of normal testing (only local): latex and dvi2tty are
-// not installed in the standard test environment.
-testSameDVI(String tmpDirPath) {
-  // file names/paths for original spec
-  const specName = "dartLangSpec";
-  const specFileName = "$specName.tex";
-  final specDirPath = path.join(dartRootDir, "docs", "language");
-  final specPath = path.join(specDirPath, specFileName);
-  final tmpSpecPath = path.join(tmpDirPath, specFileName);
-  const specDviFileName = "$specName.dvi";
-  final specDviPath = path.join(tmpDirPath, specDviFileName);
-
-  // file names/paths for associated sty
-  const styFileName = "dart.sty";
-  final styPath = path.join(specDirPath, styFileName);
-  final tmpStyPath = path.join(tmpDirPath, styFileName);
-
-  // file names paths for output
-  const hashName = "dartLangSpec-hash";
-  const hashFileName = "$hashName.tex";
-  final hashPath = path.join(tmpDirPath, hashFileName);
-  final hashDviPath = path.join(tmpDirPath, "$hashName.dvi");
-
-  final listName = "$specName-list";
-  final listFileName = "$listName.txt";
-  final listPath = path.join(tmpDirPath, listFileName);
-
-  // dart executable
-  final dartExecutable = Platform.executable;
-  if (dartExecutable == "") throw "dart executable not available";
-
-  // actions to take; rely on having latex and dvi2tty in PATH
-  runLatex(fileName, workingDirectory) =>
-      Process.runSync("latex", [fileName], workingDirectory: workingDirectory);
-
-  runAddHash() {
-    var args = packageOptions();
-    args.addAll([
-      path.join(dartRootPath, "tools", "addlatexhash.dart"),
-      tmpSpecPath,
-      hashPath,
-      listPath
-    ]);
-    return Process.runSync(dartExecutable, args);
-  }
-
-  runDvi2tty(dviFile) =>
-      Process.runSync("dvi2tty", [dviFile], workingDirectory: tmpDirPath);
-
-  chkDvi2tty(file, subject) =>
-      checkAction(runDvi2tty(file), "dvitty on $subject failed");
-
-  // perform test
-  var renewLMHashCmd = r"\renewcommand{\LMHash}[1]{\OriginalLMHash{xxxx}}";
-  new File(styPath)
-      .copySync(tmpStyPath)
-      .writeAsStringSync(renewLMHashCmd, mode: FileMode.APPEND);
-  new File(specPath).copySync(tmpSpecPath);
-
-  checkAction(runAddHash(), "addlatexhash.dart failed");
-  for (var i = 0; i < 5; i++) {
-    checkAction(runLatex(specName, tmpDirPath), "LaTeX on spec failed");
-  }
-  for (var i = 0; i < 5; i++) {
-    checkAction(runLatex(hashFileName, tmpDirPath), "LaTeX on output failed");
-  }
-  if (chkDvi2tty(specDviPath, "spec") != chkDvi2tty(hashDviPath, "output")) {
-    throw "dvi2tty spec != dvitty output";
-  }
-}
-
-runWithTempDir(void test(String tempDir)) {
-  final tempDir = Directory.systemTemp.createTempSync("addlatexhash_test");
-  try {
-    test(tempDir.path);
-  } finally {
-    tempDir.delete(recursive: true);
-  }
-}
-
-main([args]) {
-  testCutMatch();
-  testSisp();
-
-  runWithTempDir(testSameHash);
-  // latex and dvi2tty are not installed in the standard test environment
-  if (args.length > 0 && args[0] == "local") {
-    runWithTempDir(testSameDVI);
-  }
-}