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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /storage/test/test_true_async.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'storage/test/test_true_async.cpp')
-rw-r--r--storage/test/test_true_async.cpp186
1 files changed, 186 insertions, 0 deletions
diff --git a/storage/test/test_true_async.cpp b/storage/test/test_true_async.cpp
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+++ b/storage/test/test_true_async.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "storage_test_harness.h"
+
+////////////////////////////////////////////////////////////////////////////////
+//// Tests
+
+void
+test_TrueAsyncStatement()
+{
+ // (only the first test needs to call this)
+ hook_sqlite_mutex();
+
+ nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
+
+ // Start watching for forbidden mutex usage.
+ watch_for_mutex_use_on_this_thread();
+
+ // - statement with nothing to bind
+ nsCOMPtr<mozIStorageAsyncStatement> stmt;
+ db->CreateAsyncStatement(
+ NS_LITERAL_CSTRING("CREATE TABLE test (id INTEGER PRIMARY KEY)"),
+ getter_AddRefs(stmt)
+ );
+ blocking_async_execute(stmt);
+ stmt->Finalize();
+ do_check_false(mutex_used_on_watched_thread);
+
+ // - statement with something to bind ordinally
+ db->CreateAsyncStatement(
+ NS_LITERAL_CSTRING("INSERT INTO test (id) VALUES (?)"),
+ getter_AddRefs(stmt)
+ );
+ stmt->BindInt32ByIndex(0, 1);
+ blocking_async_execute(stmt);
+ stmt->Finalize();
+ do_check_false(mutex_used_on_watched_thread);
+
+ // - statement with something to bind by name
+ db->CreateAsyncStatement(
+ NS_LITERAL_CSTRING("INSERT INTO test (id) VALUES (:id)"),
+ getter_AddRefs(stmt)
+ );
+ nsCOMPtr<mozIStorageBindingParamsArray> paramsArray;
+ stmt->NewBindingParamsArray(getter_AddRefs(paramsArray));
+ nsCOMPtr<mozIStorageBindingParams> params;
+ paramsArray->NewBindingParams(getter_AddRefs(params));
+ params->BindInt32ByName(NS_LITERAL_CSTRING("id"), 2);
+ paramsArray->AddParams(params);
+ params = nullptr;
+ stmt->BindParameters(paramsArray);
+ paramsArray = nullptr;
+ blocking_async_execute(stmt);
+ stmt->Finalize();
+ do_check_false(mutex_used_on_watched_thread);
+
+ // - now, make sure creating a sync statement does trigger our guard.
+ // (If this doesn't happen, our test is bunk and it's important to know that.)
+ nsCOMPtr<mozIStorageStatement> syncStmt;
+ db->CreateStatement(NS_LITERAL_CSTRING("SELECT * FROM test"),
+ getter_AddRefs(syncStmt));
+ syncStmt->Finalize();
+ do_check_true(mutex_used_on_watched_thread);
+
+ blocking_async_close(db);
+}
+
+/**
+ * Test that cancellation before a statement is run successfully stops the
+ * statement from executing.
+ */
+void
+test_AsyncCancellation()
+{
+ nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
+
+ // -- wedge the thread
+ nsCOMPtr<nsIThread> target(get_conn_async_thread(db));
+ do_check_true(target);
+ RefPtr<ThreadWedger> wedger (new ThreadWedger(target));
+
+ // -- create statements and cancel them
+ // - async
+ nsCOMPtr<mozIStorageAsyncStatement> asyncStmt;
+ db->CreateAsyncStatement(
+ NS_LITERAL_CSTRING("CREATE TABLE asyncTable (id INTEGER PRIMARY KEY)"),
+ getter_AddRefs(asyncStmt)
+ );
+
+ RefPtr<AsyncStatementSpinner> asyncSpin(new AsyncStatementSpinner());
+ nsCOMPtr<mozIStoragePendingStatement> asyncPend;
+ (void)asyncStmt->ExecuteAsync(asyncSpin, getter_AddRefs(asyncPend));
+ do_check_true(asyncPend);
+ asyncPend->Cancel();
+
+ // - sync
+ nsCOMPtr<mozIStorageStatement> syncStmt;
+ db->CreateStatement(
+ NS_LITERAL_CSTRING("CREATE TABLE syncTable (id INTEGER PRIMARY KEY)"),
+ getter_AddRefs(syncStmt)
+ );
+
+ RefPtr<AsyncStatementSpinner> syncSpin(new AsyncStatementSpinner());
+ nsCOMPtr<mozIStoragePendingStatement> syncPend;
+ (void)syncStmt->ExecuteAsync(syncSpin, getter_AddRefs(syncPend));
+ do_check_true(syncPend);
+ syncPend->Cancel();
+
+ // -- unwedge the async thread
+ wedger->unwedge();
+
+ // -- verify that both statements report they were canceled
+ asyncSpin->SpinUntilCompleted();
+ do_check_true(asyncSpin->completionReason ==
+ mozIStorageStatementCallback::REASON_CANCELED);
+
+ syncSpin->SpinUntilCompleted();
+ do_check_true(syncSpin->completionReason ==
+ mozIStorageStatementCallback::REASON_CANCELED);
+
+ // -- verify that neither statement constructed their tables
+ nsresult rv;
+ bool exists;
+ rv = db->TableExists(NS_LITERAL_CSTRING("asyncTable"), &exists);
+ do_check_true(rv == NS_OK);
+ do_check_false(exists);
+ rv = db->TableExists(NS_LITERAL_CSTRING("syncTable"), &exists);
+ do_check_true(rv == NS_OK);
+ do_check_false(exists);
+
+ // -- cleanup
+ asyncStmt->Finalize();
+ syncStmt->Finalize();
+ blocking_async_close(db);
+}
+
+/**
+ * Test that the destructor for an asynchronous statement which has a
+ * sqlite3_stmt will dispatch that statement to the async thread for
+ * finalization rather than trying to finalize it on the main thread
+ * (and thereby running afoul of our mutex use detector).
+ */
+void test_AsyncDestructorFinalizesOnAsyncThread()
+{
+ // test_TrueAsyncStatement called hook_sqlite_mutex() for us
+
+ nsCOMPtr<mozIStorageConnection> db(getMemoryDatabase());
+ watch_for_mutex_use_on_this_thread();
+
+ // -- create an async statement
+ nsCOMPtr<mozIStorageAsyncStatement> stmt;
+ db->CreateAsyncStatement(
+ NS_LITERAL_CSTRING("CREATE TABLE test (id INTEGER PRIMARY KEY)"),
+ getter_AddRefs(stmt)
+ );
+
+ // -- execute it so it gets a sqlite3_stmt that needs to be finalized
+ blocking_async_execute(stmt);
+ do_check_false(mutex_used_on_watched_thread);
+
+ // -- forget our reference
+ stmt = nullptr;
+
+ // -- verify the mutex was not touched
+ do_check_false(mutex_used_on_watched_thread);
+
+ // -- make sure the statement actually gets finalized / cleanup
+ // the close will assert if we failed to finalize!
+ blocking_async_close(db);
+}
+
+void (*gTests[])(void) = {
+ // this test must be first because it hooks the mutex mechanics
+ test_TrueAsyncStatement,
+ test_AsyncCancellation,
+ test_AsyncDestructorFinalizesOnAsyncThread
+};
+
+const char *file = __FILE__;
+#define TEST_NAME "true async statement"
+#define TEST_FILE file
+#include "storage_test_harness_tail.h"