libs/androidfw/tests/TestHelpers.cpp

/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "TestHelpers.h"

#include <androidfw/ResourceTypes.h>
#include <utils/String8.h>
#include <gtest/gtest.h>

namespace android {

::testing::AssertionResult IsStringEqual(const ResTable& table, uint32_t resourceId, const char* expectedStr) {
    Res_value val;
    ssize_t block = table.getResource(resourceId, &val, MAY_NOT_BE_BAG);
    if (block < 0) {
        return ::testing::AssertionFailure() << "could not find resource";
    }

    if (val.dataType != Res_value::TYPE_STRING) {
        return ::testing::AssertionFailure() << "resource is not a string";
    }

    const ResStringPool* pool = table.getTableStringBlock(block);
    if (pool == NULL) {
        return ::testing::AssertionFailure() << "table has no string pool for block " << block;
    }

    const String8 actual = pool->string8ObjectAt(val.data);
    if (String8(expectedStr) != actual) {
        return ::testing::AssertionFailure() << actual.string();
    }
    return ::testing::AssertionSuccess() << actual.string();
}

} // namespace android