First cut of the about:conflicts page, listing all DLLs loaded in the Chrome process.

BUG=http://crbug.com/51105, http://crbug.com/57239
TEST=Unit tests included.

Review URL: http://codereview.chromium.org/4524002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65366 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 182 insertions, 0 deletions

diff --git a/chrome/browser/enumerate_modules_model_unittest_win.cc b/chrome/browser/enumerate_modules_model_unittest_win.cc
new file mode 100644
index 0000000..374ec42
--- /dev/null
+++ b/chrome/browser/enumerate_modules_model_unittest_win.cc
@@ -0,0 +1,182 @@
+// Copyright (c) 2010 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.
+
+#include "base/string_number_conversions.h"
+#include "base/string_util.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/enumerate_modules_model_win.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+typedef public testing::Test EnumerateModulesTest;
+
+// Set up some constants to use as default when creating the structs.
+static const ModuleEnumerator::ModuleType kType =
+    ModuleEnumerator::LOADED_MODULE;
+
+static const ModuleEnumerator::ModuleStatus kStatus =
+    ModuleEnumerator::NOT_MATCHED;
+
+static const ModuleEnumerator::RecommendedAction kAction =
+    ModuleEnumerator::NONE;
+
+// This is a list of test cases to normalize.
+static const struct NormalizationEntryList {
+  ModuleEnumerator::Module test_case;
+  ModuleEnumerator::Module expected;
+} kNormalizationTestCases[] = {
+  {
+    // Only path normalization needed.
+    {kType, kStatus, L"c:\\foo\\bar.dll", L"",        L"Prod", L"Desc", L"1.0",
+         L"Sig", kAction},
+    {kType, kStatus, L"c:\\foo\\",        L"bar.dll", L"Prod", L"Desc", L"1.0",
+         L"Sig", kAction},
+  }, {
+    // Lower case normalization.
+    {kType, kStatus, L"C:\\Foo\\Bar.dll", L"",        L"", L"", L"1.0",
+         L"", kAction},
+    {kType, kStatus, L"c:\\foo\\",        L"bar.dll", L"", L"", L"1.0",
+         L"", kAction},
+  }, {
+    // Version can include strings after the version number. Strip that away.
+    {kType, kStatus, L"c:\\foo.dll", L"",        L"", L"", L"1.0 asdf",
+         L"", kAction},
+    {kType, kStatus, L"c:\\",        L"foo.dll", L"", L"", L"1.0",
+         L"", kAction},
+  }, {
+    // Corner case: No path (not sure this will ever happen).
+    {kType, kStatus, L"bar.dll", L"",        L"", L"", L"", L"", kAction},
+    {kType, kStatus, L"",        L"bar.dll", L"", L"", L"", L"", kAction},
+  }, {
+    // Error case: Missing filename (not sure this will ever happen).
+    {kType, kStatus, L"", L"", L"", L"", L"1.0", L"", kAction},
+    {kType, kStatus, L"", L"", L"", L"", L"1.0", L"", kAction},
+  },
+};
+
+TEST_F(EnumerateModulesTest, NormalizeEntry) {
+  for (size_t i = 0; i < arraysize(kNormalizationTestCases); ++i) {
+    ModuleEnumerator::Module test = kNormalizationTestCases[i].test_case;
+    EXPECT_FALSE(test.normalized);
+    ModuleEnumerator::NormalizeModule(&test);
+    ModuleEnumerator::Module expected = kNormalizationTestCases[i].expected;
+
+    SCOPED_TRACE("Test case no: " + base::IntToString(i));
+    EXPECT_EQ(expected.type, test.type);
+    EXPECT_EQ(expected.status, test.status);
+    EXPECT_STREQ(expected.location.c_str(), test.location.c_str());
+    EXPECT_STREQ(expected.name.c_str(), test.name.c_str());
+    EXPECT_STREQ(expected.product_name.c_str(), test.product_name.c_str());
+    EXPECT_STREQ(expected.description.c_str(), test.description.c_str());
+    EXPECT_STREQ(expected.version.c_str(), test.version.c_str());
+    EXPECT_STREQ(expected.digital_signer.c_str(), test.digital_signer.c_str());
+    EXPECT_EQ(expected.recommended_action, test.recommended_action);
+    EXPECT_TRUE(test.normalized);
+  }
+}
+
+const ModuleEnumerator::Module kStandardModule =
+  { kType, kStatus, L"c:\\foo\\bar.dll", L"", L"Prod", L"Desc", L"1.0", L"Sig",
+    ModuleEnumerator::NONE };
+
+// Name, location, description and signature are compared by hashing.
+static const char kMatchName[] = "88e8c9e0";             // "bar.dll".
+static const char kNoMatchName[] = "barfoo.dll";
+static const char kMatchLocation[] = "e6ca7b1c";         // "c:\\foo\\".
+static const char kNoMatchLocation[] = "c:\\foobar\\";
+static const char kMatchDesc[] = "5c4419a6";             // "Desc".
+static const char kNoMatchDesc[] = "NoDesc";
+static const char kVersionHigh[] = "2.0";
+static const char kVersionLow[] = "0.5";
+static const char kMatchSignature[] = "7bfd87e1";        // "Sig".
+static const char kNoMatchSignature[] = "giS";
+static const char kEmpty[] = "";
+
+const struct MatchingEntryList {
+  ModuleEnumerator::ModuleStatus expected_result;
+  ModuleEnumerator::Module test_case;
+  ModuleEnumerator::BlacklistEntry blacklist;
+} kMatchineEntryList[] = {
+  // Each BlacklistEntry is:
+  // Filename, location, desc_or_signer, version from, version to, help_tip.
+
+  {  // Matches: Name (location doesn't match) => Not enough for a match.
+    ModuleEnumerator::NOT_MATCHED,
+    kStandardModule,
+    { kMatchName, kNoMatchLocation, kEmpty, kEmpty, kEmpty,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name (location not given) => Suspected match.
+    ModuleEnumerator::SUSPECTED_BAD,
+    kStandardModule,
+    { kMatchName, kEmpty, kEmpty, kEmpty, kEmpty,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, not version (location not given) => Not a match.
+    ModuleEnumerator::NOT_MATCHED,
+    kStandardModule,
+    { kMatchName, kEmpty, kEmpty, kVersionHigh, kVersionHigh,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location => Suspected match.
+    ModuleEnumerator::SUSPECTED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kEmpty, kEmpty, kEmpty,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location (not version) => Not a match.
+    ModuleEnumerator::NOT_MATCHED,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kEmpty, kVersionHigh, kVersionLow,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, signature => Confirmed match.
+    ModuleEnumerator::CONFIRMED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchSignature, kEmpty, kEmpty,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, signature (not version) => No match.
+    ModuleEnumerator::NOT_MATCHED,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchSignature,
+      kVersionLow, kVersionLow, ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, description => Confirmed match.
+    ModuleEnumerator::CONFIRMED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchDesc, kEmpty, kEmpty,
+      ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, description (not version) => No match.
+    ModuleEnumerator::NOT_MATCHED,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchDesc,
+      kVersionHigh, kVersionHigh, ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, signature, version => Confirmed match.
+    ModuleEnumerator::CONFIRMED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchSignature,
+      kVersionLow, kVersionHigh, ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, signature, version (lower) => Confirmed.
+    ModuleEnumerator::CONFIRMED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchSignature,
+      kVersionLow, kEmpty, ModuleEnumerator::SEE_LINK }
+  }, {  // Matches: Name, location, signature, version (upper) => Confirmed.
+    ModuleEnumerator::CONFIRMED_BAD,
+    kStandardModule,
+    { kMatchName, kMatchLocation, kMatchSignature,
+      kEmpty, kVersionHigh, ModuleEnumerator::SEE_LINK }
+  }, {  // All empty fields doesn't produce a match.
+    ModuleEnumerator::NOT_MATCHED,
+    {kType, kStatus, L"", L"", L"", L"", L""},
+    { "a.dll", "", "", "", "", ModuleEnumerator::SEE_LINK }
+  },
+};
+
+TEST_F(EnumerateModulesTest, MatchFunction) {
+  for (size_t i = 0; i < arraysize(kMatchineEntryList); ++i) {
+    ModuleEnumerator::Module test = kMatchineEntryList[i].test_case;
+    ModuleEnumerator::NormalizeModule(&test);
+    ModuleEnumerator::BlacklistEntry blacklist =
+        kMatchineEntryList[i].blacklist;
+
+    SCOPED_TRACE("Test case no " + base::IntToString(i) +
+                 ": '" + UTF16ToASCII(test.name) + "'");
+    EXPECT_EQ(kMatchineEntryList[i].expected_result,
+              ModuleEnumerator::Match(test, blacklist));
+  }
+}