redaction_tool_unittest.cc | Explore in Territory

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "components/feedback/redaction_tool/redaction_tool.h"

#include <gtest/gtest.h>

#include <set>
#include <string_view>
#include <utility>

#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/location.h"
#include "base/path_service.h"
#include "base/strings/string_util.h"
#include "build/chromeos_buildflags.h"
#include "components/feedback/redaction_tool/metrics_tester.h"
#include "components/feedback/redaction_tool/pii_types.h"

namespace redaction {

const char kFakeFirstPartyID[] = …;
const char* const kFakeFirstPartyExtensionIDs[] = …;

struct StringWithRedaction { … };

// For better readability, put all the pre/post redaction strings in an array of
// StringWithRedaction struct, and then convert that to two strings which become
// the input and output of the redactor.
const StringWithRedaction kStringsWithRedactions[] = …;

class RedactionToolTest : public testing::Test { … };

TEST_F(RedactionToolTest, Redact) { … }

TEST_F(RedactionToolTest, RedactMACAddresses) { … }

TEST_F(RedactionToolTest, RedactHashes) { … }

TEST_F(RedactionToolTest, RedactCustomPatterns) { … }

TEST_F(RedactionToolTest, RedactCustomPatternWithContext) { … }

TEST_F(RedactionToolTest, RedactCustomPatternWithoutContext) { … }

TEST_F(RedactionToolTest, RedactChunk) { … }

TEST_F(RedactionToolTest, RedactAndKeepSelected) { … }

TEST_F(RedactionToolTest, RedactUid) { … }

TEST_F(RedactionToolTest, RedactAndKeepSelectedHashes) { … }

TEST_F(RedactionToolTest, DetectPII) { … }

#if BUILDFLAG(IS_CHROMEOS_ASH)  // We only redact Android paths on Chrome OS.
TEST_F(RedactionToolTest, RedactAndroidAppStoragePaths) {
  EXPECT_EQ("", RedactAndroidAppStoragePaths(""));
  EXPECT_EQ("foo\nbar\n", RedactAndroidAppStoragePaths("foo\nbar\n"));

  constexpr char kDuOutput[] =
      "112K\t/home/root/deadbeef1234/android-data/data/system_de\n"
      // /data/data will be modified by the redactor.
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pack.age1/bc\n"
      "24K\t/home/root/deadbeef1234/android-data/data/data/pack.age1\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/de\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/de/"
      "\xe3\x81\x82\n"
      "8.1K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/de/"
      "\xe3\x81\x82\xe3\x81\x83\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/ef\n"
      "24K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/app/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/app/pack.age1/bc\n"
      "24K\t/home/root/deadbeef1234/android-data/data/app/pack.age1\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1/bc\n"
      "24K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1\n"
      "78M\t/home/root/deadbeef1234/android-data/data/data\n"
      "key=value path=/data/data/pack.age1/bc key=value\n"
      "key=value path=/data/user_de/0/pack.age1/bc key=value\n"
      "key=value exe=/data/app/pack.age1/bc key=value\n";
  constexpr char kDuOutputRedacted[] =
      "112K\t/home/root/deadbeef1234/android-data/data/system_de\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pack.age1/b_\n"
      "24K\t/home/root/deadbeef1234/android-data/data/data/pack.age1\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/d_\n"
      // The non-ASCII directory names will become '*_'.
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/d_/*_\n"
      "8.1K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/d_/*_\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2/e_\n"
      "24K\t/home/root/deadbeef1234/android-data/data/data/pa.ckage2\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/app/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/app/pack.age1/b_\n"
      "24K\t/home/root/deadbeef1234/android-data/data/app/pack.age1\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1/a\n"
      "8.0K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1/b_\n"
      "24K\t/home/root/deadbeef1234/android-data/data/user_de/0/pack.age1\n"
      "78M\t/home/root/deadbeef1234/android-data/data/data\n"
      "key=value path=/data/data/pack.age1/b_ key=value\n"
      "key=value path=/data/user_de/0/pack.age1/b_ key=value\n"
      "key=value exe=/data/app/pack.age1/b_ key=value\n";
  EXPECT_EQ(kDuOutputRedacted, RedactAndroidAppStoragePaths(kDuOutput));
}

#endif  // BUILDFLAG(IS_CHROMEOS_ASH)

#if !BUILDFLAG(IS_IOS)
// TODO(xiangdongkong): Make the test work on IOS builds. Current issue: the
// test files do not exist.
//
// Redact the text in the input file "test_data/test_logs.txt".
// The expected output is from "test_data/test_logs_redacted.txt".
TEST_F(RedactionToolTest, RedactTextFileContent) { … }

#endif  // !BUILDFLAG(IS_IOS)

TEST_F(RedactionToolTest, RedactBlockDevices) { … }

}  // namespace redaction
chromium/components/feedback/redaction_tool/redaction_tool_unittest.cc
