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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/bind.h"
      6 #include "base/strings/string_util.h"
      7 #include "base/strings/utf_string_conversions.h"
      8 #include "sql/connection.h"
      9 #include "sql/statement.h"
     10 #include "sql/test/scoped_error_ignorer.h"
     11 #include "storage/browser/database/databases_table.h"
     12 #include "testing/gtest/include/gtest/gtest.h"
     13 #include "third_party/sqlite/sqlite3.h"
     14 
     15 using base::ASCIIToUTF16;
     16 using storage::DatabaseDetails;
     17 using storage::DatabasesTable;
     18 
     19 namespace content {
     20 
     21 static void CheckDetailsAreEqual(const DatabaseDetails& d1,
     22                                  const DatabaseDetails& d2) {
     23   EXPECT_EQ(d1.origin_identifier, d2.origin_identifier);
     24   EXPECT_EQ(d1.database_name, d2.database_name);
     25   EXPECT_EQ(d1.description, d2.description);
     26   EXPECT_EQ(d1.estimated_size, d2.estimated_size);
     27 }
     28 
     29 static bool DatabasesTableIsEmpty(sql::Connection* db) {
     30   sql::Statement statement(db->GetCachedStatement(
     31       SQL_FROM_HERE, "SELECT COUNT(*) FROM Databases"));
     32   return (statement.is_valid() && statement.Step() && !statement.ColumnInt(0));
     33 }
     34 
     35 TEST(DatabasesTableTest, TestIt) {
     36   // Initialize the 'Databases' table.
     37   sql::Connection db;
     38 
     39   sql::ScopedErrorIgnorer ignore_errors;
     40   // TODO(shess): Suppressing SQLITE_CONSTRAINT because the code
     41   // expects that and handles the resulting error.  Consider revising
     42   // the code to use INSERT OR IGNORE (which would not throw
     43   // SQLITE_CONSTRAINT) and then check ChangeCount() to see if any
     44   // changes were made.
     45   ignore_errors.IgnoreError(SQLITE_CONSTRAINT);
     46 
     47   // Initialize the temp dir and the 'Databases' table.
     48   EXPECT_TRUE(db.OpenInMemory());
     49   DatabasesTable databases_table(&db);
     50   EXPECT_TRUE(databases_table.Init());
     51 
     52   // The 'Databases' table should be empty.
     53   EXPECT_TRUE(DatabasesTableIsEmpty(&db));
     54 
     55   // Create the details for a databases.
     56   DatabaseDetails details_in1;
     57   DatabaseDetails details_out1;
     58   details_in1.origin_identifier = "origin1";
     59   details_in1.database_name = ASCIIToUTF16("db1");
     60   details_in1.description = ASCIIToUTF16("description_db1");
     61   details_in1.estimated_size = 100;
     62 
     63   // Updating details for this database should fail.
     64   EXPECT_FALSE(databases_table.UpdateDatabaseDetails(details_in1));
     65   EXPECT_FALSE(databases_table.GetDatabaseDetails(
     66       details_in1.origin_identifier,
     67       details_in1.database_name,
     68       &details_out1));
     69 
     70   // Inserting details for this database should pass.
     71   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in1));
     72   EXPECT_TRUE(databases_table.GetDatabaseDetails(
     73       details_in1.origin_identifier,
     74       details_in1.database_name,
     75       &details_out1));
     76   EXPECT_EQ(1, databases_table.GetDatabaseID(details_in1.origin_identifier,
     77                                              details_in1.database_name));
     78 
     79   // Check that the details were correctly written to the database.
     80   CheckDetailsAreEqual(details_in1, details_out1);
     81 
     82   // Check that inserting a duplicate row fails.
     83   EXPECT_FALSE(databases_table.InsertDatabaseDetails(details_in1));
     84 
     85   // Insert details for another database with the same origin.
     86   DatabaseDetails details_in2;
     87   details_in2.origin_identifier = "origin1";
     88   details_in2.database_name = ASCIIToUTF16("db2");
     89   details_in2.description = ASCIIToUTF16("description_db2");
     90   details_in2.estimated_size = 200;
     91   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in2));
     92   EXPECT_EQ(2, databases_table.GetDatabaseID(details_in2.origin_identifier,
     93                                              details_in2.database_name));
     94 
     95   // Insert details for a third database with a different origin.
     96   DatabaseDetails details_in3;
     97   details_in3.origin_identifier = "origin2";
     98   details_in3.database_name = ASCIIToUTF16("db3");
     99   details_in3.description = ASCIIToUTF16("description_db3");
    100   details_in3.estimated_size = 300;
    101   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in3));
    102   EXPECT_EQ(3, databases_table.GetDatabaseID(details_in3.origin_identifier,
    103                                              details_in3.database_name));
    104 
    105   // There should be no database with origin "origin3".
    106   std::vector<DatabaseDetails> details_out_origin3;
    107   EXPECT_TRUE(databases_table.GetAllDatabaseDetailsForOriginIdentifier(
    108       "origin3", &details_out_origin3));
    109   EXPECT_TRUE(details_out_origin3.empty());
    110 
    111   // There should be only two databases with origin "origin1".
    112   std::vector<DatabaseDetails> details_out_origin1;
    113   EXPECT_TRUE(databases_table.GetAllDatabaseDetailsForOriginIdentifier(
    114       details_in1.origin_identifier, &details_out_origin1));
    115   EXPECT_EQ(size_t(2), details_out_origin1.size());
    116   CheckDetailsAreEqual(details_in1, details_out_origin1[0]);
    117   CheckDetailsAreEqual(details_in2, details_out_origin1[1]);
    118 
    119   // Get the list of all origins: should be "origin1" and "origin2".
    120   std::vector<std::string> origins_out;
    121   EXPECT_TRUE(databases_table.GetAllOriginIdentifiers(&origins_out));
    122   EXPECT_EQ(size_t(2), origins_out.size());
    123   EXPECT_EQ(details_in1.origin_identifier, origins_out[0]);
    124   EXPECT_EQ(details_in3.origin_identifier, origins_out[1]);
    125 
    126   // Delete an origin and check that it's no longer in the table.
    127   origins_out.clear();
    128   EXPECT_TRUE(databases_table.DeleteOriginIdentifier(
    129       details_in3.origin_identifier));
    130   EXPECT_TRUE(databases_table.GetAllOriginIdentifiers(&origins_out));
    131   EXPECT_EQ(size_t(1), origins_out.size());
    132   EXPECT_EQ(details_in1.origin_identifier, origins_out[0]);
    133 
    134   // Deleting an origin that doesn't have any record in this table should fail.
    135   EXPECT_FALSE(databases_table.DeleteOriginIdentifier("unknown_origin"));
    136 
    137   // Delete the details for 'db1' and check that they're no longer there.
    138   EXPECT_TRUE(databases_table.DeleteDatabaseDetails(
    139       details_in1.origin_identifier, details_in1.database_name));
    140   EXPECT_FALSE(databases_table.GetDatabaseDetails(
    141       details_in1.origin_identifier,
    142       details_in1.database_name,
    143       &details_out1));
    144 
    145   // Check that trying to delete a record that doesn't exist fails.
    146   EXPECT_FALSE(databases_table.DeleteDatabaseDetails(
    147       "unknown_origin", ASCIIToUTF16("unknown_database")));
    148 
    149   ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
    150 }
    151 
    152 }  // namespace content
    153