Revert of V2 of //tools/binary_size rewrite (diffs).

tools/binary_size/integration_test.py

Index: tools/binary_size/integration_test.py
diff --git a/tools/binary_size/integration_test.py b/tools/binary_size/integration_test.py
deleted file mode 100755
index 6a5612a269b5f0beb97451894a1d40d8cf0d787a..0000000000000000000000000000000000000000
--- a/tools/binary_size/integration_test.py
+++ /dev/null
@@ -1,114 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2017 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.
-
-import copy
-import difflib
-import itertools
-import logging
-import os
-import unittest
-import subprocess
-import sys
-import tempfile
-
-import describe
-import map2size
-import models
-
-
-_SCRIPT_DIR = os.path.dirname(__file__)
-_TEST_DATA_DIR = os.path.join(_SCRIPT_DIR, 'testdata')
-_TEST_MAP_PATH = os.path.join(_TEST_DATA_DIR, 'test.map')
-
-update_goldens = False
-
-
-def _AssertGolden(expected_lines, actual_lines):
-  expected = list(expected_lines)
-  actual = list(l + '\n' for l in actual_lines)
-  assert actual == expected, ('Did not match .golden.\n' +
-      ''.join(difflib.unified_diff(expected, actual, 'expected', 'actual')))
-
-
-def _CompareWithGolden(func):
-  name = func.__name__.replace('test_', '')
-  golden_path = os.path.join(_TEST_DATA_DIR, name + '.golden')
-
-  def inner(self):
-    actual_lines = func(self)
-
-    if update_goldens:
-      with open(golden_path, 'w') as file_obj:
-        describe.WriteLines(actual_lines, file_obj.write)
-      logging.info('Wrote %s', golden_path)
-    else:
-      with open(golden_path) as file_obj:
-        _AssertGolden(file_obj, actual_lines)
-  return inner
-
-
-def _RunApp(name, *args):
-  argv = [os.path.join(_SCRIPT_DIR, name), '--no-pypy']
-  argv.extend(args)
-  return subprocess.check_output(argv).splitlines()
-
-
-class IntegrationTest(unittest.TestCase):
-  size_info = None
-
-  def _GetParsedMap(self):
-    if not IntegrationTest.size_info:
-      IntegrationTest.size_info = map2size.Analyze(_TEST_MAP_PATH)
-    return copy.deepcopy(IntegrationTest.size_info)
-
-  @_CompareWithGolden
-  def test_Map2Size(self):
-    with tempfile.NamedTemporaryFile(suffix='.size') as temp_file:
-      _RunApp('map2size.py', _TEST_MAP_PATH, temp_file.name)
-      size_info = map2size.Analyze(temp_file.name)
-    sym_strs = (repr(sym) for sym in size_info.symbols)
-    stats = describe.DescribeSizeInfoCoverage(size_info)
-    return itertools.chain(stats, sym_strs)
-
-  @_CompareWithGolden
-  def test_ConsoleNullDiff(self):
-    return _RunApp('console.py', '--query', 'Diff(size_info1, size_info2)',
-                   _TEST_MAP_PATH, _TEST_MAP_PATH)
-
-  @_CompareWithGolden
-  def test_ActualDiff(self):
-    map1 = self._GetParsedMap()
-    map2 = self._GetParsedMap()
-    map1.symbols.symbols.pop(-1)
-    map2.symbols.symbols.pop(0)
-    map1.symbols[1].size -= 10
-    diff = models.Diff(map1, map2)
-    return describe.GenerateLines(diff)
-
-  def test_SymbolGroupMethods(self):
-    all_syms = self._GetParsedMap().symbols
-    global_syms = all_syms.WhereNameMatches('GLOBAL')
-    # Tests Filter(), Inverted(), and __sub__().
-    non_global_syms = global_syms.Inverted()
-    self.assertEqual(non_global_syms.symbols, (all_syms - global_syms).symbols)
-    # Tests Sorted() and __add__().
-    self.assertEqual(all_syms.Sorted().symbols,
-                     (global_syms + non_global_syms).Sorted().symbols)
-    # Tests GroupByPath() and __len__().
-    self.assertEqual(6, len(all_syms.GroupByPath()))
-
-
-def main():
-  argv = sys.argv
-  if len(argv) > 1 and argv[1] == '--update':
-    argv.pop(0)
-    global update_goldens
-    update_goldens = True
-
-  unittest.main(argv=argv, verbosity=2)
-
-
-if __name__ == '__main__':
-  main()