sql/sqlite_features_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 <string>
   6
   7 #include "base/file_util.h"
   8 #include "base/files/scoped_temp_dir.h"
   9 #include "sql/connection.h"
  10 #include "sql/statement.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include "third_party/sqlite/sqlite3.h"
  13
  14 // Test that certain features are/are-not enabled in our SQLite.
  15
  16 namespace {
  17
  18 class StatementErrorHandler : public sql::ErrorDelegate {
  19  public:
  20   StatementErrorHandler(int* error, std::string* sql_text)
  21     : error_(error),
  22       sql_text_(sql_text) {}
  23
  24   virtual ~StatementErrorHandler() {}
  25
  26   virtual int OnError(int error, sql::Connection* connection,
  27                       sql::Statement* stmt) OVERRIDE {
  28     *error_ = error;
  29     const char* sql_txt = stmt ? stmt->GetSQLStatement() : NULL;
  30     *sql_text_ = sql_txt ? sql_txt : "no statement available";
  31     return error;
  32   }
  33
  34  private:
  35   int* error_;
  36   std::string* sql_text_;
  37
  38  DISALLOW_COPY_AND_ASSIGN(StatementErrorHandler);
  39 };
  40
  41 class SQLiteFeaturesTest : public testing::Test {
  42  public:
  43   SQLiteFeaturesTest() : error_(SQLITE_OK) {}
  44
  45   virtual void SetUp() {
  46     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
  47     ASSERT_TRUE(db_.Open(temp_dir_.path().AppendASCII("SQLStatementTest.db")));
  48
  49     // The error delegate will set |error_| and |sql_text_| when any sqlite
  50     // statement operation returns an error code.
  51     db_.set_error_delegate(new StatementErrorHandler(&error_, &sql_text_));
  52   }
  53
  54   virtual void TearDown() {
  55     // If any error happened the original sql statement can be found in
  56     // |sql_text_|.
  57     EXPECT_EQ(SQLITE_OK, error_);
  58     db_.Close();
  59   }
  60
  61   sql::Connection& db() { return db_; }
  62
  63   int sqlite_error() const {
  64     return error_;
  65   }
  66
  67  private:
  68   base::ScopedTempDir temp_dir_;
  69   sql::Connection db_;
  70
  71   // The error code of the most recent error.
  72   int error_;
  73   // Original statement which has caused the error.
  74   std::string sql_text_;
  75 };
  76
  77 // Do not include fts1 support, it is not useful, and nobody is
  78 // looking at it.
  79 TEST_F(SQLiteFeaturesTest, NoFTS1) {
  80   ASSERT_EQ(SQLITE_ERROR, db().ExecuteAndReturnErrorCode(
  81       "CREATE VIRTUAL TABLE foo USING fts1(x)"));
  82 }
  83
  84 #if !defined(OS_IOS)
  85 // fts2 is used for older history files, so we're signed on for keeping our
  86 // version up-to-date.  iOS does not include fts2, so this test does not run on
  87 // iOS.
  88 // TODO(shess): Think up a crazy way to get out from having to support
  89 // this forever.
  90 TEST_F(SQLiteFeaturesTest, FTS2) {
  91   ASSERT_TRUE(db().Execute("CREATE VIRTUAL TABLE foo USING fts2(x)"));
  92 }
  93 #endif
  94
  95 // fts3 is used for current history files, and also for WebDatabase.
  96 TEST_F(SQLiteFeaturesTest, FTS3) {
  97   ASSERT_TRUE(db().Execute("CREATE VIRTUAL TABLE foo USING fts3(x)"));
  98 }
  99
 100 }  // namespace