Change how the quota system computes the total poolsize for temporary storage

content/browser/quota/quota_manager_unittest.cc

 // Copyright 2014 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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
 #include <set>
@@ skipping 827 matching lines @@
   static const MockOriginData kData[] = {
     { "http://usage1/",    kTemp,   1 },
     { "http://usage10/",   kTemp,  10 },
     { "http://usage200/",  kTemp, 200 },
   };
   RegisterClient(CreateClient(kData, arraysize(kData),
       QuotaClient::kFileSystem));
   SetTemporaryGlobalQuota(100);
   base::RunLoop().RunUntilIdle();
 
+  // not sure this test is relevant anymore?
+
   const int kPerHostQuota = 100 / QuotaManager::kPerHostTemporaryPortion;
 
   GetUsageAndQuotaForWebApps(GURL("http://usage1/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(1, usage());
-  EXPECT_EQ(1, quota());  // should be clamped to our current usage
+  EXPECT_EQ(kPerHostQuota, quota());
 
   GetUsageAndQuotaForWebApps(GURL("http://usage10/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(10, usage());
-  EXPECT_EQ(10, quota());
+  EXPECT_EQ(kPerHostQuota, quota());
 
   GetUsageAndQuotaForWebApps(GURL("http://usage200/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(200, usage());
   EXPECT_EQ(kPerHostQuota, quota());  // should be clamped to the nominal quota
 }
 
 TEST_F(QuotaManagerTest, GetTemporaryUsageAndQuota_Unlimited) {
   static const MockOriginData kData[] = {
@@ skipping 79 matching lines @@
 
   GetGlobalUsage(kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(10 + 50 + 4000, usage());
   EXPECT_EQ(0, unlimited_usage());
 
   GetUsageAndQuotaForWebApps(GURL("http://usage10/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(10, usage());
-  EXPECT_EQ(10, quota());  // should be clamped to our current usage
+  EXPECT_EQ(kPerHostQuotaFor100, quota());
 
   GetUsageAndQuotaForWebApps(GURL("http://usage50/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(50, usage());
   EXPECT_EQ(kPerHostQuotaFor100, quota());
 
   GetUsageAndQuotaForWebApps(GURL("http://unlimited/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
@@ skipping 824 matching lines @@
   MockStorageClient* client = CreateClient(kData, arraysize(kData),
       QuotaClient::kFileSystem);
   RegisterClient(client);
 
   // TODO(kinuko): Be careful when we add cache pruner.
 
   std::set<GURL> origins;
   GetCachedOrigins(kTemp, &origins);
   EXPECT_TRUE(origins.empty());
 
-  // No matter how we make queries the quota manager tries to cache all
-  // the origins at startup.
   GetHostUsage("a.com", kTemp);
   base::RunLoop().RunUntilIdle();
   GetCachedOrigins(kTemp, &origins);
-  EXPECT_EQ(3U, origins.size());
+  EXPECT_EQ(2U, origins.size());
 
   GetHostUsage("b.com", kTemp);
   base::RunLoop().RunUntilIdle();
   GetCachedOrigins(kTemp, &origins);
+  EXPECT_EQ(2U, origins.size());
+
+  GetHostUsage("c.com", kTemp);
+  base::RunLoop().RunUntilIdle();
+  GetCachedOrigins(kTemp, &origins);
   EXPECT_EQ(3U, origins.size());
 
   GetCachedOrigins(kPerm, &origins);
   EXPECT_TRUE(origins.empty());
 
   GetGlobalUsage(kTemp);
   base::RunLoop().RunUntilIdle();
   GetCachedOrigins(kTemp, &origins);
   EXPECT_EQ(3U, origins.size());
 
@@ skipping 443 matching lines @@
   RegisterClient(CreateClient(kData, arraysize(kData),
       QuotaClient::kFileSystem));
 
   GetUsageAndQuotaForWebApps(GURL("http://foo.com/"), kPerm);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(80, usage());
   EXPECT_EQ(0, quota());
 
   SetTemporaryGlobalQuota(100);
+  base::RunLoop().RunUntilIdle();
+
   GetUsageAndQuotaForWebApps(GURL("http://foo.com/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(10, usage());
   EXPECT_LE(std::min(static_cast<int64_t>(100 / kPerHostTemporaryPortion),
                      QuotaManager::kIncognitoDefaultQuotaLimit),
             quota());
 
   mock_special_storage_policy()->AddUnlimited(GURL("http://foo.com/"));
   GetUsageAndQuotaForWebApps(GURL("http://foo.com/"), kPerm);
@@ skipping 14 matching lines @@
   base::FilePath tmp_dir;
   ASSERT_TRUE(base::GetTempDir(&tmp_dir));
   uint64_t available_space = 0;
   uint64_t total_size = 0;
   EXPECT_TRUE(GetVolumeInfo(tmp_dir, &available_space, &total_size));
   EXPECT_GT(available_space, 0u) << tmp_dir.value();
   EXPECT_GT(total_size, 0u) << tmp_dir.value();
 }
 
 }  // namespace content