blob: fc430ac6294d9a80a1b2f479e5fb32f9c0dd1b2b [file] [log] [blame]
// Copyright (c) 2012 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 "base/bind.h"
#include "base/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/logging.h"
#include "sql/connection.h"
#include "sql/meta_table.h"
#include "sql/statement.h"
#include "sql/test/error_callback_support.h"
#include "sql/test/scoped_error_ignorer.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/sqlite/sqlite3.h"
namespace {
// Helper to return the count of items in sqlite_master. Return -1 in
// case of error.
int SqliteMasterCount(sql::Connection* db) {
const char* kMasterCount = "SELECT COUNT(*) FROM sqlite_master";
sql::Statement s(db->GetUniqueStatement(kMasterCount));
return s.Step() ? s.ColumnInt(0) : -1;
}
// Track the number of valid references which share the same pointer.
// This is used to allow testing an implicitly use-after-free case by
// explicitly having the ref count live longer than the object.
class RefCounter {
public:
RefCounter(size_t* counter)
: counter_(counter) {
(*counter_)++;
}
RefCounter(const RefCounter& other)
: counter_(other.counter_) {
(*counter_)++;
}
~RefCounter() {
(*counter_)--;
}
private:
size_t* counter_;
DISALLOW_ASSIGN(RefCounter);
};
// Empty callback for implementation of ErrorCallbackSetHelper().
void IgnoreErrorCallback(int error, sql::Statement* stmt) {
}
void ErrorCallbackSetHelper(sql::Connection* db,
size_t* counter,
const RefCounter& r,
int error, sql::Statement* stmt) {
// The ref count should not go to zero when changing the callback.
EXPECT_GT(*counter, 0u);
db->set_error_callback(base::Bind(&IgnoreErrorCallback));
EXPECT_GT(*counter, 0u);
}
void ErrorCallbackResetHelper(sql::Connection* db,
size_t* counter,
const RefCounter& r,
int error, sql::Statement* stmt) {
// The ref count should not go to zero when clearing the callback.
EXPECT_GT(*counter, 0u);
db->reset_error_callback();
EXPECT_GT(*counter, 0u);
}
class SQLConnectionTest : public testing::Test {
public:
SQLConnectionTest() {}
virtual void SetUp() {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
ASSERT_TRUE(db_.Open(db_path()));
}
virtual void TearDown() {
db_.Close();
}
sql::Connection& db() { return db_; }
base::FilePath db_path() {
return temp_dir_.path().AppendASCII("SQLConnectionTest.db");
}
// Handle errors by blowing away the database.
void RazeErrorCallback(int expected_error, int error, sql::Statement* stmt) {
EXPECT_EQ(expected_error, error);
db_.RazeAndClose();
}
private:
base::ScopedTempDir temp_dir_;
sql::Connection db_;
};
TEST_F(SQLConnectionTest, Execute) {
// Valid statement should return true.
ASSERT_TRUE(db().Execute("CREATE TABLE foo (a, b)"));
EXPECT_EQ(SQLITE_OK, db().GetErrorCode());
// Invalid statement should fail.
ASSERT_EQ(SQLITE_ERROR,
db().ExecuteAndReturnErrorCode("CREATE TAB foo (a, b"));
EXPECT_EQ(SQLITE_ERROR, db().GetErrorCode());
}
TEST_F(SQLConnectionTest, ExecuteWithErrorCode) {
ASSERT_EQ(SQLITE_OK,
db().ExecuteAndReturnErrorCode("CREATE TABLE foo (a, b)"));
ASSERT_EQ(SQLITE_ERROR,
db().ExecuteAndReturnErrorCode("CREATE TABLE TABLE"));
ASSERT_EQ(SQLITE_ERROR,
db().ExecuteAndReturnErrorCode(
"INSERT INTO foo(a, b) VALUES (1, 2, 3, 4)"));
}
TEST_F(SQLConnectionTest, CachedStatement) {
sql::StatementID id1("foo", 12);
ASSERT_TRUE(db().Execute("CREATE TABLE foo (a, b)"));
ASSERT_TRUE(db().Execute("INSERT INTO foo(a, b) VALUES (12, 13)"));
// Create a new cached statement.
{
sql::Statement s(db().GetCachedStatement(id1, "SELECT a FROM foo"));
ASSERT_TRUE(s.is_valid());
ASSERT_TRUE(s.Step());
EXPECT_EQ(12, s.ColumnInt(0));
}
// The statement should be cached still.
EXPECT_TRUE(db().HasCachedStatement(id1));
{
// Get the same statement using different SQL. This should ignore our
// SQL and use the cached one (so it will be valid).
sql::Statement s(db().GetCachedStatement(id1, "something invalid("));
ASSERT_TRUE(s.is_valid());
ASSERT_TRUE(s.Step());
EXPECT_EQ(12, s.ColumnInt(0));
}
// Make sure other statements aren't marked as cached.
EXPECT_FALSE(db().HasCachedStatement(SQL_FROM_HERE));
}
TEST_F(SQLConnectionTest, IsSQLValidTest) {
ASSERT_TRUE(db().Execute("CREATE TABLE foo (a, b)"));
ASSERT_TRUE(db().IsSQLValid("SELECT a FROM foo"));
ASSERT_FALSE(db().IsSQLValid("SELECT no_exist FROM foo"));
}
TEST_F(SQLConnectionTest, DoesStuffExist) {
// Test DoesTableExist.
EXPECT_FALSE(db().DoesTableExist("foo"));
ASSERT_TRUE(db().Execute("CREATE TABLE foo (a, b)"));
EXPECT_TRUE(db().DoesTableExist("foo"));
// Should be case sensitive.
EXPECT_FALSE(db().DoesTableExist("FOO"));
// Test DoesColumnExist.
EXPECT_FALSE(db().DoesColumnExist("foo", "bar"));
EXPECT_TRUE(db().DoesColumnExist("foo", "a"));
// Testing for a column on a nonexistent table.
EXPECT_FALSE(db().DoesColumnExist("bar", "b"));
}
TEST_F(SQLConnectionTest, GetLastInsertRowId) {
ASSERT_TRUE(db().Execute("CREATE TABLE foo (id INTEGER PRIMARY KEY, value)"));
ASSERT_TRUE(db().Execute("INSERT INTO foo (value) VALUES (12)"));
// Last insert row ID should be valid.
int64 row = db().GetLastInsertRowId();
EXPECT_LT(0, row);
// It should be the primary key of the row we just inserted.
sql::Statement s(db().GetUniqueStatement("SELECT value FROM foo WHERE id=?"));
s.BindInt64(0, row);
ASSERT_TRUE(s.Step());
EXPECT_EQ(12, s.ColumnInt(0));
}
TEST_F(SQLConnectionTest, Rollback) {
ASSERT_TRUE(db().BeginTransaction());
ASSERT_TRUE(db().BeginTransaction());
EXPECT_EQ(2, db().transaction_nesting());
db().RollbackTransaction();
EXPECT_FALSE(db().CommitTransaction());
EXPECT_TRUE(db().BeginTransaction());
}
// Test the scoped error ignorer by attempting to insert a duplicate
// value into an index.
TEST_F(SQLConnectionTest, ScopedIgnoreError) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER UNIQUE)";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
sql::ScopedErrorIgnorer ignore_errors;
ignore_errors.IgnoreError(SQLITE_CONSTRAINT);
ASSERT_FALSE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}
TEST_F(SQLConnectionTest, ErrorCallback) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER UNIQUE)";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
int error = SQLITE_OK;
{
sql::ScopedErrorCallback sec(
&db(), base::Bind(&sql::CaptureErrorCallback, &error));
// Inserting something other than a number into the primary key
// should result in the callback seeing SQLITE_MISMATCH.
EXPECT_FALSE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
EXPECT_EQ(SQLITE_CONSTRAINT, error);
}
// Callback is no longer in force due to reset.
{
error = SQLITE_OK;
sql::ScopedErrorIgnorer ignore_errors;
ignore_errors.IgnoreError(SQLITE_CONSTRAINT);
ASSERT_FALSE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
EXPECT_EQ(SQLITE_OK, error);
}
// base::Bind() can curry arguments to be passed by const reference
// to the callback function. If the callback function causes
// re/set_error_callback() to be called, the storage for those
// arguments can be deleted.
//
// RefCounter() counts how many objects are live using an external
// count. The same counter is passed to the callback, so that it
// can check directly even if the RefCounter object is no longer
// live.
{
size_t count = 0;
sql::ScopedErrorCallback sec(
&db(), base::Bind(&ErrorCallbackSetHelper,
&db(), &count, RefCounter(&count)));
EXPECT_FALSE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
}
// Same test, but reset_error_callback() case.
{
size_t count = 0;
sql::ScopedErrorCallback sec(
&db(), base::Bind(&ErrorCallbackResetHelper,
&db(), &count, RefCounter(&count)));
EXPECT_FALSE(db().Execute("INSERT INTO foo (id) VALUES (12)"));
}
}
// Test that sql::Connection::Raze() results in a database without the
// tables from the original database.
TEST_F(SQLConnectionTest, Raze) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute("INSERT INTO foo (value) VALUES (12)"));
int pragma_auto_vacuum = 0;
{
sql::Statement s(db().GetUniqueStatement("PRAGMA auto_vacuum"));
ASSERT_TRUE(s.Step());
pragma_auto_vacuum = s.ColumnInt(0);
ASSERT_TRUE(pragma_auto_vacuum == 0 || pragma_auto_vacuum == 1);
}
// If auto_vacuum is set, there's an extra page to maintain a freelist.
const int kExpectedPageCount = 2 + pragma_auto_vacuum;
{
sql::Statement s(db().GetUniqueStatement("PRAGMA page_count"));
ASSERT_TRUE(s.Step());
EXPECT_EQ(kExpectedPageCount, s.ColumnInt(0));
}
{
sql::Statement s(db().GetUniqueStatement("SELECT * FROM sqlite_master"));
ASSERT_TRUE(s.Step());
EXPECT_EQ("table", s.ColumnString(0));
EXPECT_EQ("foo", s.ColumnString(1));
EXPECT_EQ("foo", s.ColumnString(2));
// Table "foo" is stored in the last page of the file.
EXPECT_EQ(kExpectedPageCount, s.ColumnInt(3));
EXPECT_EQ(kCreateSql, s.ColumnString(4));
}
ASSERT_TRUE(db().Raze());
{
sql::Statement s(db().GetUniqueStatement("PRAGMA page_count"));
ASSERT_TRUE(s.Step());
EXPECT_EQ(1, s.ColumnInt(0));
}
ASSERT_EQ(0, SqliteMasterCount(&db()));
{
sql::Statement s(db().GetUniqueStatement("PRAGMA auto_vacuum"));
ASSERT_TRUE(s.Step());
// The new database has the same auto_vacuum as a fresh database.
EXPECT_EQ(pragma_auto_vacuum, s.ColumnInt(0));
}
}
// Test that Raze() maintains page_size.
TEST_F(SQLConnectionTest, RazePageSize) {
// Fetch the default page size and double it for use in this test.
// Scoped to release statement before Close().
int default_page_size = 0;
{
sql::Statement s(db().GetUniqueStatement("PRAGMA page_size"));
ASSERT_TRUE(s.Step());
default_page_size = s.ColumnInt(0);
}
ASSERT_GT(default_page_size, 0);
const int kPageSize = 2 * default_page_size;
// Re-open the database to allow setting the page size.
db().Close();
db().set_page_size(kPageSize);
ASSERT_TRUE(db().Open(db_path()));
// page_size should match the indicated value.
sql::Statement s(db().GetUniqueStatement("PRAGMA page_size"));
ASSERT_TRUE(s.Step());
ASSERT_EQ(kPageSize, s.ColumnInt(0));
// After raze, page_size should still match the indicated value.
ASSERT_TRUE(db().Raze());
s.Reset(true);
ASSERT_TRUE(s.Step());
ASSERT_EQ(kPageSize, s.ColumnInt(0));
}
// Test that Raze() results are seen in other connections.
TEST_F(SQLConnectionTest, RazeMultiple) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
sql::Connection other_db;
ASSERT_TRUE(other_db.Open(db_path()));
// Check that the second connection sees the table.
ASSERT_EQ(1, SqliteMasterCount(&other_db));
ASSERT_TRUE(db().Raze());
// The second connection sees the updated database.
ASSERT_EQ(0, SqliteMasterCount(&other_db));
}
TEST_F(SQLConnectionTest, RazeLocked) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
// Open a transaction and write some data in a second connection.
// This will acquire a PENDING or EXCLUSIVE transaction, which will
// cause the raze to fail.
sql::Connection other_db;
ASSERT_TRUE(other_db.Open(db_path()));
ASSERT_TRUE(other_db.BeginTransaction());
const char* kInsertSql = "INSERT INTO foo VALUES (1, 'data')";
ASSERT_TRUE(other_db.Execute(kInsertSql));
ASSERT_FALSE(db().Raze());
// Works after COMMIT.
ASSERT_TRUE(other_db.CommitTransaction());
ASSERT_TRUE(db().Raze());
// Re-create the database.
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute(kInsertSql));
// An unfinished read transaction in the other connection also
// blocks raze.
const char *kQuery = "SELECT COUNT(*) FROM foo";
sql::Statement s(other_db.GetUniqueStatement(kQuery));
ASSERT_TRUE(s.Step());
ASSERT_FALSE(db().Raze());
// Complete the statement unlocks the database.
ASSERT_FALSE(s.Step());
ASSERT_TRUE(db().Raze());
}
// Verify that Raze() can handle an empty file. SQLite should treat
// this as an empty database.
TEST_F(SQLConnectionTest, RazeEmptyDB) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
db().Close();
{
file_util::ScopedFILE file(file_util::OpenFile(db_path(), "r+"));
ASSERT_TRUE(file.get() != NULL);
ASSERT_EQ(0, fseek(file.get(), 0, SEEK_SET));
ASSERT_TRUE(file_util::TruncateFile(file.get()));
}
ASSERT_TRUE(db().Open(db_path()));
ASSERT_TRUE(db().Raze());
EXPECT_EQ(0, SqliteMasterCount(&db()));
}
// Verify that Raze() can handle a file of junk.
TEST_F(SQLConnectionTest, RazeNOTADB) {
db().Close();
sql::Connection::Delete(db_path());
ASSERT_FALSE(base::PathExists(db_path()));
{
file_util::ScopedFILE file(file_util::OpenFile(db_path(), "w"));
ASSERT_TRUE(file.get() != NULL);
const char* kJunk = "This is the hour of our discontent.";
fputs(kJunk, file.get());
}
ASSERT_TRUE(base::PathExists(db_path()));
// SQLite will successfully open the handle, but will fail with
// SQLITE_IOERR_SHORT_READ on pragma statemenets which read the
// header.
{
sql::ScopedErrorIgnorer ignore_errors;
ignore_errors.IgnoreError(SQLITE_IOERR_SHORT_READ);
EXPECT_TRUE(db().Open(db_path()));
ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}
EXPECT_TRUE(db().Raze());
db().Close();
// Now empty, the open should open an empty database.
EXPECT_TRUE(db().Open(db_path()));
EXPECT_EQ(0, SqliteMasterCount(&db()));
}
// Verify that Raze() can handle a database overwritten with garbage.
TEST_F(SQLConnectionTest, RazeNOTADB2) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_EQ(1, SqliteMasterCount(&db()));
db().Close();
{
file_util::ScopedFILE file(file_util::OpenFile(db_path(), "r+"));
ASSERT_TRUE(file.get() != NULL);
ASSERT_EQ(0, fseek(file.get(), 0, SEEK_SET));
const char* kJunk = "This is the hour of our discontent.";
fputs(kJunk, file.get());
}
// SQLite will successfully open the handle, but will fail with
// SQLITE_NOTADB on pragma statemenets which attempt to read the
// corrupted header.
{
sql::ScopedErrorIgnorer ignore_errors;
ignore_errors.IgnoreError(SQLITE_NOTADB);
EXPECT_TRUE(db().Open(db_path()));
ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}
EXPECT_TRUE(db().Raze());
db().Close();
// Now empty, the open should succeed with an empty database.
EXPECT_TRUE(db().Open(db_path()));
EXPECT_EQ(0, SqliteMasterCount(&db()));
}
// Test that a callback from Open() can raze the database. This is
// essential for cases where the Open() can fail entirely, so the
// Raze() cannot happen later.
//
// Most corruptions seen in the wild seem to happen when two pages in
// the database were not written transactionally (the transaction
// changed both, but one wasn't successfully written for some reason).
// A special case of that is when the header indicates that the
// database contains more pages than are in the file. This breaks
// things at a very basic level, verify that Raze() can handle it.
TEST_F(SQLConnectionTest, RazeOpenCallback) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_EQ(1, SqliteMasterCount(&db()));
int page_size = 0;
{
sql::Statement s(db().GetUniqueStatement("PRAGMA page_size"));
ASSERT_TRUE(s.Step());
page_size = s.ColumnInt(0);
}
db().Close();
// Trim a single page from the end of the file.
{
file_util::ScopedFILE file(file_util::OpenFile(db_path(), "r+"));
ASSERT_TRUE(file.get() != NULL);
ASSERT_EQ(0, fseek(file.get(), -page_size, SEEK_END));
ASSERT_TRUE(file_util::TruncateFile(file.get()));
}
db().set_error_callback(base::Bind(&SQLConnectionTest::RazeErrorCallback,
base::Unretained(this),
SQLITE_CORRUPT));
// Open() will see SQLITE_CORRUPT due to size mismatch when
// attempting to run a pragma, and the callback will RazeAndClose().
// Later statements will fail, including the final secure_delete,
// which will fail the Open() itself.
ASSERT_FALSE(db().Open(db_path()));
db().Close();
// Now empty, the open should succeed with an empty database.
EXPECT_TRUE(db().Open(db_path()));
EXPECT_EQ(0, SqliteMasterCount(&db()));
}
// Basic test of RazeAndClose() operation.
TEST_F(SQLConnectionTest, RazeAndClose) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
const char* kPopulateSql = "INSERT INTO foo (value) VALUES (12)";
// Test that RazeAndClose() closes the database, and that the
// database is empty when re-opened.
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute(kPopulateSql));
ASSERT_TRUE(db().RazeAndClose());
ASSERT_FALSE(db().is_open());
db().Close();
ASSERT_TRUE(db().Open(db_path()));
ASSERT_EQ(0, SqliteMasterCount(&db()));
// Test that RazeAndClose() can break transactions.
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute(kPopulateSql));
ASSERT_TRUE(db().BeginTransaction());
ASSERT_TRUE(db().RazeAndClose());
ASSERT_FALSE(db().is_open());
ASSERT_FALSE(db().CommitTransaction());
db().Close();
ASSERT_TRUE(db().Open(db_path()));
ASSERT_EQ(0, SqliteMasterCount(&db()));
}
// Test that various operations fail without crashing after
// RazeAndClose().
TEST_F(SQLConnectionTest, RazeAndCloseDiagnostics) {
const char* kCreateSql = "CREATE TABLE foo (id INTEGER PRIMARY KEY, value)";
const char* kPopulateSql = "INSERT INTO foo (value) VALUES (12)";
const char* kSimpleSql = "SELECT 1";
ASSERT_TRUE(db().Execute(kCreateSql));
ASSERT_TRUE(db().Execute(kPopulateSql));
// Test baseline expectations.
db().Preload();
ASSERT_TRUE(db().DoesTableExist("foo"));
ASSERT_TRUE(db().IsSQLValid(kSimpleSql));
ASSERT_EQ(SQLITE_OK, db().ExecuteAndReturnErrorCode(kSimpleSql));
ASSERT_TRUE(db().Execute(kSimpleSql));
ASSERT_TRUE(db().is_open());
{
sql::Statement s(db().GetUniqueStatement(kSimpleSql));
ASSERT_TRUE(s.Step());
}
{
sql::Statement s(db().GetCachedStatement(SQL_FROM_HERE, kSimpleSql));
ASSERT_TRUE(s.Step());
}
ASSERT_TRUE(db().BeginTransaction());
ASSERT_TRUE(db().CommitTransaction());
ASSERT_TRUE(db().BeginTransaction());
db().RollbackTransaction();
ASSERT_TRUE(db().RazeAndClose());
// At this point, they should all fail, but not crash.
db().Preload();
ASSERT_FALSE(db().DoesTableExist("foo"));
ASSERT_FALSE(db().IsSQLValid(kSimpleSql));
ASSERT_EQ(SQLITE_ERROR, db().ExecuteAndReturnErrorCode(kSimpleSql));
ASSERT_FALSE(db().Execute(kSimpleSql));
ASSERT_FALSE(db().is_open());
{
sql::Statement s(db().GetUniqueStatement(kSimpleSql));
ASSERT_FALSE(s.Step());
}
{
sql::Statement s(db().GetCachedStatement(SQL_FROM_HERE, kSimpleSql));
ASSERT_FALSE(s.Step());
}
ASSERT_FALSE(db().BeginTransaction());
ASSERT_FALSE(db().CommitTransaction());
ASSERT_FALSE(db().BeginTransaction());
db().RollbackTransaction();
// Close normally to reset the poisoned flag.
db().Close();
// DEATH tests not supported on Android or iOS.
#if !defined(OS_ANDROID) && !defined(OS_IOS)
// Once the real Close() has been called, various calls enforce API
// usage by becoming fatal in debug mode. Since DEATH tests are
// expensive, just test one of them.
if (DLOG_IS_ON(FATAL)) {
ASSERT_DEATH({
db().IsSQLValid(kSimpleSql);
}, "Illegal use of connection without a db");
}
#endif
}
// TODO(shess): Spin up a background thread to hold other_db, to more
// closely match real life. That would also allow testing
// RazeWithTimeout().
#if defined(OS_ANDROID)
TEST_F(SQLConnectionTest, SetTempDirForSQL) {
sql::MetaTable meta_table;
// Below call needs a temporary directory in sqlite3
// On Android, it can pass only when the temporary directory is set.
// Otherwise, sqlite3 doesn't find the correct directory to store
// temporary files and will report the error 'unable to open
// database file'.
ASSERT_TRUE(meta_table.Init(&db(), 4, 4));
}
#endif
TEST_F(SQLConnectionTest, Delete) {
EXPECT_TRUE(db().Execute("CREATE TABLE x (x)"));
db().Close();
// Should have both a main database file and a journal file because
// of journal_mode PERSIST.
base::FilePath journal(db_path().value() + FILE_PATH_LITERAL("-journal"));
ASSERT_TRUE(base::PathExists(db_path()));
ASSERT_TRUE(base::PathExists(journal));
sql::Connection::Delete(db_path());
EXPECT_FALSE(base::PathExists(db_path()));
EXPECT_FALSE(base::PathExists(journal));
}
} // namespace