src/webkit/browser/database/databases_table_unittest.cc

   1 // Copyright (c) 2012 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 "testing/gtest/include/gtest/gtest.h"
  12 #include "third_party/sqlite/sqlite3.h"
  13 #include "webkit/browser/database/databases_table.h"
  14
  15 using base::ASCIIToUTF16;
  16
  17 namespace webkit_database {
  18
  19 static void CheckDetailsAreEqual(const DatabaseDetails& d1,
  20                                  const DatabaseDetails& d2) {
  21   EXPECT_EQ(d1.origin_identifier, d2.origin_identifier);
  22   EXPECT_EQ(d1.database_name, d2.database_name);
  23   EXPECT_EQ(d1.description, d2.description);
  24   EXPECT_EQ(d1.estimated_size, d2.estimated_size);
  25 }
  26
  27 static bool DatabasesTableIsEmpty(sql::Connection* db) {
  28   sql::Statement statement(db->GetCachedStatement(
  29       SQL_FROM_HERE, "SELECT COUNT(*) FROM Databases"));
  30   return (statement.is_valid() && statement.Step() && !statement.ColumnInt(0));
  31 }
  32
  33 TEST(DatabasesTableTest, TestIt) {
  34   // Initialize the 'Databases' table.
  35   sql::Connection db;
  36
  37   sql::ScopedErrorIgnorer ignore_errors;
  38   // TODO(shess): Suppressing SQLITE_CONSTRAINT because the code
  39   // expects that and handles the resulting error.  Consider revising
  40   // the code to use INSERT OR IGNORE (which would not throw
  41   // SQLITE_CONSTRAINT) and then check ChangeCount() to see if any
  42   // changes were made.
  43   ignore_errors.IgnoreError(SQLITE_CONSTRAINT);
  44
  45   // Initialize the temp dir and the 'Databases' table.
  46   EXPECT_TRUE(db.OpenInMemory());
  47   DatabasesTable databases_table(&db);
  48   EXPECT_TRUE(databases_table.Init());
  49
  50   // The 'Databases' table should be empty.
  51   EXPECT_TRUE(DatabasesTableIsEmpty(&db));
  52
  53   // Create the details for a databases.
  54   DatabaseDetails details_in1;
  55   DatabaseDetails details_out1;
  56   details_in1.origin_identifier = "origin1";
  57   details_in1.database_name = ASCIIToUTF16("db1");
  58   details_in1.description = ASCIIToUTF16("description_db1");
  59   details_in1.estimated_size = 100;
  60
  61   // Updating details for this database should fail.
  62   EXPECT_FALSE(databases_table.UpdateDatabaseDetails(details_in1));
  63   EXPECT_FALSE(databases_table.GetDatabaseDetails(
  64       details_in1.origin_identifier,
  65       details_in1.database_name,
  66       &details_out1));
  67
  68   // Inserting details for this database should pass.
  69   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in1));
  70   EXPECT_TRUE(databases_table.GetDatabaseDetails(
  71       details_in1.origin_identifier,
  72       details_in1.database_name,
  73       &details_out1));
  74   EXPECT_EQ(1, databases_table.GetDatabaseID(details_in1.origin_identifier,
  75                                              details_in1.database_name));
  76
  77   // Check that the details were correctly written to the database.
  78   CheckDetailsAreEqual(details_in1, details_out1);
  79
  80   // Check that inserting a duplicate row fails.
  81   EXPECT_FALSE(databases_table.InsertDatabaseDetails(details_in1));
  82
  83   // Insert details for another database with the same origin.
  84   DatabaseDetails details_in2;
  85   details_in2.origin_identifier = "origin1";
  86   details_in2.database_name = ASCIIToUTF16("db2");
  87   details_in2.description = ASCIIToUTF16("description_db2");
  88   details_in2.estimated_size = 200;
  89   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in2));
  90   EXPECT_EQ(2, databases_table.GetDatabaseID(details_in2.origin_identifier,
  91                                              details_in2.database_name));
  92
  93   // Insert details for a third database with a different origin.
  94   DatabaseDetails details_in3;
  95   details_in3.origin_identifier = "origin2";
  96   details_in3.database_name = ASCIIToUTF16("db3");
  97   details_in3.description = ASCIIToUTF16("description_db3");
  98   details_in3.estimated_size = 300;
  99   EXPECT_TRUE(databases_table.InsertDatabaseDetails(details_in3));
 100   EXPECT_EQ(3, databases_table.GetDatabaseID(details_in3.origin_identifier,
 101                                              details_in3.database_name));
 102
 103   // There should be no database with origin "origin3".
 104   std::vector<DatabaseDetails> details_out_origin3;
 105   EXPECT_TRUE(databases_table.GetAllDatabaseDetailsForOriginIdentifier(
 106       "origin3", &details_out_origin3));
 107   EXPECT_TRUE(details_out_origin3.empty());
 108
 109   // There should be only two databases with origin "origin1".
 110   std::vector<DatabaseDetails> details_out_origin1;
 111   EXPECT_TRUE(databases_table.GetAllDatabaseDetailsForOriginIdentifier(
 112       details_in1.origin_identifier, &details_out_origin1));
 113   EXPECT_EQ(size_t(2), details_out_origin1.size());
 114   CheckDetailsAreEqual(details_in1, details_out_origin1[0]);
 115   CheckDetailsAreEqual(details_in2, details_out_origin1[1]);
 116
 117   // Get the list of all origins: should be "origin1" and "origin2".
 118   std::vector<std::string> origins_out;
 119   EXPECT_TRUE(databases_table.GetAllOriginIdentifiers(&origins_out));
 120   EXPECT_EQ(size_t(2), origins_out.size());
 121   EXPECT_EQ(details_in1.origin_identifier, origins_out[0]);
 122   EXPECT_EQ(details_in3.origin_identifier, origins_out[1]);
 123
 124   // Delete an origin and check that it's no longer in the table.
 125   origins_out.clear();
 126   EXPECT_TRUE(databases_table.DeleteOriginIdentifier(
 127       details_in3.origin_identifier));
 128   EXPECT_TRUE(databases_table.GetAllOriginIdentifiers(&origins_out));
 129   EXPECT_EQ(size_t(1), origins_out.size());
 130   EXPECT_EQ(details_in1.origin_identifier, origins_out[0]);
 131
 132   // Deleting an origin that doesn't have any record in this table should fail.
 133   EXPECT_FALSE(databases_table.DeleteOriginIdentifier("unknown_origin"));
 134
 135   // Delete the details for 'db1' and check that they're no longer there.
 136   EXPECT_TRUE(databases_table.DeleteDatabaseDetails(
 137       details_in1.origin_identifier, details_in1.database_name));
 138   EXPECT_FALSE(databases_table.GetDatabaseDetails(
 139       details_in1.origin_identifier,
 140       details_in1.database_name,
 141       &details_out1));
 142
 143   // Check that trying to delete a record that doesn't exist fails.
 144   EXPECT_FALSE(databases_table.DeleteDatabaseDetails(
 145       "unknown_origin", ASCIIToUTF16("unknown_database")));
 146
 147   ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
 148 }
 149
 150 }  // namespace webkit_database