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path: root/chrome/test/base/js2gtest.js
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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
if (arguments.length < 4) {
  print('usage: ' +
        arguments[0] + ' path-to-testfile.js testfile.js output.cc test-type');
  quit(-1);
}
var jsFile = arguments[1];
var jsFileBase = arguments[2];
var outputFile = arguments[3];
var testType = arguments[4];

// Generate the file to stdout.
print('// GENERATED FILE');
print('// ' + arguments.join(' '));
print('// PLEASE DO NOT HAND EDIT!');
print();

var testF;

if (testType === 'unit') {
  print('#include "chrome/test/base/v8_unit_test.h"');
  testing.Test.prototype.typedefCppFixture = 'V8UnitTest';
  testF = 'TEST_F';
} else {
  print('#include "chrome/browser/ui/webui/web_ui_browsertest.h"');
  testing.Test.prototype.typedefCppFixture = 'WebUIBrowserTest';
  testF = 'IN_PROC_BROWSER_TEST_F';
}
print('#include "googleurl/src/gurl.h"');
print('#include "testing/gtest/include/gtest/gtest.h"');
print();

function GEN(code) {
  print(code);
}

var typedeffedCppFixtures = {};

function TEST_F(testFixture, testFunction, testBody) {
  var browsePreload = this[testFixture].prototype.browsePreload;
  var browsePrintPreload = this[testFixture].prototype.browsePrintPreload;
  var testGenPreamble = this[testFixture].prototype.testGenPreamble;
  var testGenPostamble = this[testFixture].prototype.testGenPostamble;
  var typedefCppFixture = this[testFixture].prototype.typedefCppFixture;
  var isAsyncParam = testType === 'unit' ? '' :
      this[testFixture].prototype.isAsync + ', ';
  var testShouldFail = this[testFixture].prototype.testShouldFail;
  var testPredicate = testShouldFail ? 'ASSERT_FALSE' : 'ASSERT_TRUE';

  if (typedefCppFixture && !(testFixture in typedeffedCppFixtures)) {
    print('typedef ' + typedefCppFixture + ' ' + testFixture + ';');
    typedeffedCppFixtures[testFixture] = typedefCppFixture;
  }

  print(testF + '(' + testFixture + ', ' + testFunction + ') {');
  if (testGenPreamble)
    testGenPreamble(testFixture, testFunction);
  print('  AddLibrary(FilePath(FILE_PATH_LITERAL("' +
      jsFileBase.replace(/\\/g, '/') + '")));');
  if (browsePreload) {
    print('  BrowsePreload(GURL("' + browsePreload + '"), "' + testFixture +
          '", "' + testFunction + '");');
    }
  if (browsePrintPreload) {
    print('  BrowsePrintPreload(GURL(WebUITestDataPathToURL(\n' +
          '      FILE_PATH_LITERAL("' + browsePrintPreload + '"))),\n' +
          '      "' + testFixture + '", "' + testFunction + '");');
  }
  print('  ' + testPredicate + '(RunJavascriptTestF(' + isAsyncParam +
        '"' + testFixture + '", ' +
        '"' + testFunction + '"));');
  if (testGenPostamble)
    testGenPostamble(testFixture, testFunction);
  print('}');
  print();
}

var js = read(jsFile);
eval(js);