[CookieStore] Upgrading host-based deleting to predicate-based deleting.

net/cookies/cookie_store_unittest.cc

 // Copyright (c) 2016 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 <vector>
 
 #include "base/time/time.h"
 #include "net/cookies/cookie_store.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/cookies/canonical_cookie.h"
@@ skipping 44 matching lines @@
   // BuildCookieLine doesn't reorder the list, it relies on the caller to do so.
   cookies.push_back(CanonicalCookie::Create(
       url, "F=G", now - base::TimeDelta::FromSeconds(1), options));
   MatchCookieLineToVector("A=B; C; D=E; F=G", cookies);
   // BuildCookieLine doesn't deduplicate.
   cookies.push_back(CanonicalCookie::Create(
       url, "D=E", now - base::TimeDelta::FromSeconds(2), options));
   MatchCookieLineToVector("A=B; C; D=E; F=G; D=E", cookies);
 }
 
+TEST(CookieStoreBaseTest, CreatePredicateForHostCookies) {
+  GURL url("http://www.example.com/");
+  GURL url2("https://www.example.com/");
+  GURL url3("https://www.google.com/");
+
+  CookieOptions options;
+  CookieStore::CookiePredicate predicate =
+      CookieStore::CreatePredicateForHostCookies(url);
+
+  base::Time now = base::Time::Now();
+  std::vector<scoped_ptr<CanonicalCookie>> valid_cookies;
+  valid_cookies.push_back(CanonicalCookie::Create(url, "A=B", now, options));
+  valid_cookies.push_back(CanonicalCookie::Create(url, "C=F", now, options));
+  // We should match a different scheme with the same host.
+  valid_cookies.push_back(CanonicalCookie::Create(url2, "A=B", now, options));
+
+  std::vector<scoped_ptr<CanonicalCookie>> invalid_cookies;
+  // We don't match domain cookies.
+  invalid_cookies.push_back(
+      CanonicalCookie::Create(url2, "A=B;domain=.example.com", now, options));
+  invalid_cookies.push_back(CanonicalCookie::Create(url3, "A=B", now, options));
+
+  for (const auto& cookie : valid_cookies) {
+    EXPECT_TRUE(predicate.Run(*cookie)) << cookie->DebugString();
+  }
+  for (const auto& cookie : invalid_cookies) {
+    EXPECT_FALSE(predicate.Run(*cookie)) << cookie->DebugString();
+  }
+}
+
 }  // namespace net