Use udev for serial device enumeration on Linux

chrome/browser/extensions/api/serial/serial_port_enumerator_unittest.cc

-// Copyright (c) 2012 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/strings/string_util.h"
-#include "chrome/browser/extensions/api/serial/serial_port_enumerator.h"
-#include "chrome/common/extensions/extension_test_util.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-TEST(SerialPortEnumeratorTest, ValidPortNamePatterns) {
-#if defined(OS_WIN)
-    // TODO(miket): implement
-#else
-  const extensions::SerialPortEnumerator::StringSet port_patterns(
-      extensions::SerialPortEnumerator::GenerateValidPatterns());
-
-  const char *kValidNames[] = {
-    "/dev/867serial5309",
-    "/dev/tty.usbmodem999999",
-    "/dev/ttyACM0",
-    "/dev/xxxxxmodemxxxxxxxxxx",
-    "/dev/tty.SLAB_something",
-    "/dev/cu.SLAB_anything",
-  };
-
-  for (size_t i = 0; i < arraysize(kValidNames); ++i) {
-    std::set<std::string>::const_iterator j = port_patterns.begin();
-    for (; j != port_patterns.end(); ++j) {
-      if (MatchPattern(kValidNames[i], *j)) {
-        break;
-      }
-    }
-    EXPECT_TRUE(j != port_patterns.end()) << kValidNames[i] <<
-        " should have matched at least one pattern";
-  }
-#endif
-}
-
-TEST(SerialPortEnumeratorTest, InvalidPortNamePatterns) {
-#if defined(OS_WIN)
-#else
-  const extensions::SerialPortEnumerator::StringSet port_patterns(
-      extensions::SerialPortEnumerator::GenerateValidPatterns());
-
-  const char *kInvalidNames[] = {
-    "",
-    ".",
-    "..",
-    "//COM0",
-    "/dev/../home/you/your_secrets",
-    "/dev/cdrom",
-    "/dev/laserbeam",
-    "/home/you/your_secrets",
-    "/proc/cpuinfo",
-    "COM0",
-    "\\\\COM0",
-    "modem",
-    "serial",
-    "tty",
-  };
-
-  for (size_t i = 0; i < arraysize(kInvalidNames); ++i) {
-    std::set<std::string>::const_iterator j = port_patterns.begin();
-    for (; j != port_patterns.end(); ++j)
-      EXPECT_FALSE(MatchPattern(kInvalidNames[i], *j)) <<
-          kInvalidNames[i] << " should not have matched " << *j;
-  }
-#endif
-}