[sql] sql::ScopedErrorIgnorer rename to sql::test::ScopedErrorExpecter

sql/test/scoped_error_expecter.cc

+// Copyright 2013 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 "sql/test/scoped_error_expecter.h"
+
+#include "base/bind.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace sql {
+namespace test {
+
+// static
+int ScopedErrorExpecter::SQLiteLibVersionNumber() {
+  return sqlite3_libversion_number();
+}
+
+ScopedErrorExpecter::ScopedErrorExpecter()
+    : checked_(false) {
+  callback_ =
+      base::Bind(&ScopedErrorExpecter::ErrorSeen, base::Unretained(this));
+  Connection::SetErrorExpecter(&callback_);
+}
+
+ScopedErrorExpecter::~ScopedErrorExpecter() {
+  EXPECT_TRUE(checked_) << " Test must call SawExpectedErrors()";
+  Connection::ResetErrorExpecter();
+}
+
+void ScopedErrorExpecter::ExpectError(int err) {
+  EXPECT_EQ(0u, errors_expected_.count(err))
+      << " Error " << err << " is already expected";
+  errors_expected_.insert(err);
+}
+
+bool ScopedErrorExpecter::SawExpectedErrors() {
+  checked_ = true;
+  return errors_expected_ == errors_seen_;
+}
+
+bool ScopedErrorExpecter::ErrorSeen(int err) {
+  // Look for extended code.
+  if (errors_expected_.count(err) > 0) {
+    // Record that the error was seen.
+    errors_seen_.insert(err);
+    return true;
+  }
+
+  // Trim extended codes and check again.
+  int base_err = err & 0xff;
+  if (errors_expected_.count(base_err) > 0) {
+    // Record that the error was seen.
+    errors_seen_.insert(base_err);
+    return true;
+  }
+
+  // Unexpected error.
+  ADD_FAILURE() << " Unexpected SQLite error " << err;
+  return false;
+}
+
+}  // namespace test
+}  // namespace sql