Use extension match pattern syntax in content settings extension API

chrome/browser/extensions/extension_content_settings_unittest.cc

Index: chrome/browser/extensions/extension_content_settings_unittest.cc
diff --git a/chrome/browser/extensions/extension_content_settings_unittest.cc b/chrome/browser/extensions/extension_content_settings_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..500afc2b0be0b74656b96f0c2d89445108a5b0e5
--- /dev/null
+++ b/chrome/browser/extensions/extension_content_settings_unittest.cc
@@ -0,0 +1,51 @@
+// 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.
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+#include "chrome/browser/extensions/extension_content_settings_helpers.h"
+
+namespace helpers = extension_content_settings_helpers;
+
+TEST(ExtensionContentSettingsHelpersTest, ParseExtensionPattern) {
+  const struct {
+    const char* extension_pattern;
+    const char* content_settings_pattern;
+  } kTestPatterns[] = {
+    { "<all_urls>", "*" },
+    { "*://*.google.com/*", "[*.]google.com" },
+    { "http://www.example.com/*", "http://www.example.com" },
+    { "*://www.example.com/*", "www.example.com" },
+    { "http://www.example.com:8080/*", "http://www.example.com:8080" },
+    { "https://*/*", "https://*" },
+    { "file:///foo/bar/baz", "file:///foo/bar/baz" },
+  };
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestPatterns); ++i) {
+    std::string error;
+    std::string pattern_str = helpers::ParseExtensionPattern(
+        kTestPatterns[i].extension_pattern, &error).ToString();
+    EXPECT_EQ(kTestPatterns[i].content_settings_pattern, pattern_str)
+        << "Unexpected error parsing " << kTestPatterns[i].extension_pattern
+        << ": " << error;
+  }
+
+  const struct {
+    const char* extension_pattern;
+    const char* expected_error;
+  } kInvalidTestPatterns[] = {
+    { "http://www.example.com/path", "Specific paths are not allowed." },
+    { "file:///foo/bar/*",
+      "Path wildcards in file URL patterns are not allowed." },
+  };
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kInvalidTestPatterns); ++i) {
+    std::string error;
+    ContentSettingsPattern pattern = helpers::ParseExtensionPattern(
+        kInvalidTestPatterns[i].extension_pattern, &error);
+    EXPECT_FALSE(pattern.IsValid());
+    EXPECT_EQ(kInvalidTestPatterns[i].expected_error, error)
+        << "Unexpected error parsing "
+        << kInvalidTestPatterns[i].extension_pattern;
+  }
+
+}