1 files changed, 63 insertions, 0 deletions
diff --git a/chromium/chrome/renderer/extensions/extension_process_policy_unittest.cc b/chromium/chrome/renderer/extensions/extension_process_policy_unittest.cc
new file mode 100644
index 00000000000..af687354e7f
--- /dev/null
+++ b/chromium/chrome/renderer/extensions/extension_process_policy_unittest.cc
@@ -0,0 +1,63 @@
+// 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.
+
+#include "chrome/renderer/extensions/extension_process_policy.h"
+
+#include "components/crx_file/id_util.h"
+#include "extensions/common/extension_builder.h"
+#include "extensions/common/extension_set.h"
+#include "extensions/common/value_builder.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace extensions {
+
+namespace {
+
+scoped_refptr<const Extension> CreateExtension(const std::string& id_seed) {
+  std::unique_ptr<base::DictionaryValue> manifest =
+      DictionaryBuilder()
+          .Set("name", "test")
+          .Set("version", "1.0")
+          .Set("manifest_version", 2)
+          .Build();
+  return ExtensionBuilder()
+      .SetManifest(std::move(manifest))
+      .SetID(crx_file::id_util::GenerateId(id_seed))
+      .Build();
+}
+
+}  // namespace
+
+TEST(CrossesExtensionBoundaryTest, InstalledExtensions) {
+  ExtensionSet extensions;
+  scoped_refptr<const Extension> extension1 = CreateExtension("a");
+  scoped_refptr<const Extension> extension2 = CreateExtension("b");
+  extensions.Insert(extension1);
+  extensions.Insert(extension2);
+
+  GURL web_url("https://example.com");
+
+  EXPECT_TRUE(
+      CrossesExtensionProcessBoundary(extensions, web_url, extension1->url()));
+  EXPECT_TRUE(CrossesExtensionProcessBoundary(extensions, extension1->url(),
+                                              extension2->url()));
+  EXPECT_TRUE(
+      CrossesExtensionProcessBoundary(extensions, extension1->url(), web_url));
+}
+
+TEST(CrossesExtensionBoundaryTest, UninstalledExtensions) {
+  ExtensionSet extensions;
+  scoped_refptr<const Extension> extension1 = CreateExtension("a");
+  extensions.Insert(extension1);
+  GURL web_url("https://example.com");
+  GURL non_existent_extension_url("chrome-extension://" + std::string(32, 'a') +
+                                  "/foo");
+
+  EXPECT_TRUE(CrossesExtensionProcessBoundary(extensions, web_url,
+                                              non_existent_extension_url));
+  EXPECT_TRUE(CrossesExtensionProcessBoundary(extensions, extension1->url(),
+                                              non_existent_extension_url));
+}
+
+}  // namespace extensions