mirror of
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187 lines
5.8 KiB
C++
187 lines
5.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "storage_test_harness.h"
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////////////////////////////////////////////////////////////////////////////////
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//// Tests
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void
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test_TrueAsyncStatement()
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{
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// (only the first test needs to call this)
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hook_sqlite_mutex();
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nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
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// Start watching for forbidden mutex usage.
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watch_for_mutex_use_on_this_thread();
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// - statement with nothing to bind
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nsCOMPtr<mozIStorageAsyncStatement> stmt;
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db->CreateAsyncStatement(
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NS_LITERAL_CSTRING("CREATE TABLE test (id INTEGER PRIMARY KEY)"),
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getter_AddRefs(stmt)
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);
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blocking_async_execute(stmt);
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stmt->Finalize();
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do_check_false(mutex_used_on_watched_thread);
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// - statement with something to bind ordinally
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db->CreateAsyncStatement(
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NS_LITERAL_CSTRING("INSERT INTO test (id) VALUES (?)"),
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getter_AddRefs(stmt)
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);
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stmt->BindInt32ByIndex(0, 1);
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blocking_async_execute(stmt);
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stmt->Finalize();
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do_check_false(mutex_used_on_watched_thread);
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// - statement with something to bind by name
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db->CreateAsyncStatement(
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NS_LITERAL_CSTRING("INSERT INTO test (id) VALUES (:id)"),
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getter_AddRefs(stmt)
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);
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nsCOMPtr<mozIStorageBindingParamsArray> paramsArray;
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stmt->NewBindingParamsArray(getter_AddRefs(paramsArray));
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nsCOMPtr<mozIStorageBindingParams> params;
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paramsArray->NewBindingParams(getter_AddRefs(params));
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params->BindInt32ByName(NS_LITERAL_CSTRING("id"), 2);
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paramsArray->AddParams(params);
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params = nullptr;
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stmt->BindParameters(paramsArray);
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paramsArray = nullptr;
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blocking_async_execute(stmt);
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stmt->Finalize();
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do_check_false(mutex_used_on_watched_thread);
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// - now, make sure creating a sync statement does trigger our guard.
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// (If this doesn't happen, our test is bunk and it's important to know that.)
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nsCOMPtr<mozIStorageStatement> syncStmt;
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db->CreateStatement(NS_LITERAL_CSTRING("SELECT * FROM test"),
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getter_AddRefs(syncStmt));
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syncStmt->Finalize();
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do_check_true(mutex_used_on_watched_thread);
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blocking_async_close(db);
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}
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/**
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* Test that cancellation before a statement is run successfully stops the
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* statement from executing.
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*/
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void
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test_AsyncCancellation()
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{
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nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
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// -- wedge the thread
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nsCOMPtr<nsIThread> target(get_conn_async_thread(db));
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do_check_true(target);
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RefPtr<ThreadWedger> wedger (new ThreadWedger(target));
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// -- create statements and cancel them
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// - async
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nsCOMPtr<mozIStorageAsyncStatement> asyncStmt;
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db->CreateAsyncStatement(
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NS_LITERAL_CSTRING("CREATE TABLE asyncTable (id INTEGER PRIMARY KEY)"),
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getter_AddRefs(asyncStmt)
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);
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RefPtr<AsyncStatementSpinner> asyncSpin(new AsyncStatementSpinner());
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nsCOMPtr<mozIStoragePendingStatement> asyncPend;
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(void)asyncStmt->ExecuteAsync(asyncSpin, getter_AddRefs(asyncPend));
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do_check_true(asyncPend);
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asyncPend->Cancel();
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// - sync
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nsCOMPtr<mozIStorageStatement> syncStmt;
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db->CreateStatement(
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NS_LITERAL_CSTRING("CREATE TABLE syncTable (id INTEGER PRIMARY KEY)"),
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getter_AddRefs(syncStmt)
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);
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RefPtr<AsyncStatementSpinner> syncSpin(new AsyncStatementSpinner());
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nsCOMPtr<mozIStoragePendingStatement> syncPend;
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(void)syncStmt->ExecuteAsync(syncSpin, getter_AddRefs(syncPend));
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do_check_true(syncPend);
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syncPend->Cancel();
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// -- unwedge the async thread
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wedger->unwedge();
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// -- verify that both statements report they were canceled
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asyncSpin->SpinUntilCompleted();
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do_check_true(asyncSpin->completionReason ==
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mozIStorageStatementCallback::REASON_CANCELED);
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syncSpin->SpinUntilCompleted();
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do_check_true(syncSpin->completionReason ==
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mozIStorageStatementCallback::REASON_CANCELED);
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// -- verify that neither statement constructed their tables
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nsresult rv;
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bool exists;
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rv = db->TableExists(NS_LITERAL_CSTRING("asyncTable"), &exists);
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do_check_true(rv == NS_OK);
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do_check_false(exists);
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rv = db->TableExists(NS_LITERAL_CSTRING("syncTable"), &exists);
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do_check_true(rv == NS_OK);
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do_check_false(exists);
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// -- cleanup
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asyncStmt->Finalize();
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syncStmt->Finalize();
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blocking_async_close(db);
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}
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/**
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* Test that the destructor for an asynchronous statement which has a
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* sqlite3_stmt will dispatch that statement to the async thread for
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* finalization rather than trying to finalize it on the main thread
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* (and thereby running afoul of our mutex use detector).
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*/
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void test_AsyncDestructorFinalizesOnAsyncThread()
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{
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// test_TrueAsyncStatement called hook_sqlite_mutex() for us
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nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
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watch_for_mutex_use_on_this_thread();
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// -- create an async statement
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nsCOMPtr<mozIStorageAsyncStatement> stmt;
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db->CreateAsyncStatement(
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NS_LITERAL_CSTRING("CREATE TABLE test (id INTEGER PRIMARY KEY)"),
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getter_AddRefs(stmt)
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);
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// -- execute it so it gets a sqlite3_stmt that needs to be finalized
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blocking_async_execute(stmt);
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do_check_false(mutex_used_on_watched_thread);
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// -- forget our reference
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stmt = nullptr;
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// -- verify the mutex was not touched
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do_check_false(mutex_used_on_watched_thread);
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// -- make sure the statement actually gets finalized / cleanup
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// the close will assert if we failed to finalize!
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blocking_async_close(db);
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}
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void (*gTests[])(void) = {
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// this test must be first because it hooks the mutex mechanics
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test_TrueAsyncStatement,
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test_AsyncCancellation,
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test_AsyncDestructorFinalizesOnAsyncThread
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};
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const char *file = __FILE__;
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#define TEST_NAME "true async statement"
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#define TEST_FILE file
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#include "storage_test_harness_tail.h"
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