tests/surfacecontrol/jni/jniAssert.h

/*
 * Copyright 2020 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 <jni.h>
#include <nativehelper/JNIHelp.h>
#include <stdio.h>
#include <stdlib.h>

// Raises a java exception
static void fail(JNIEnv *env, const char *format, ...) {
    va_list args;

    va_start(args, format);
    char *msg;
    vasprintf(&msg, format, args);
    va_end(args);

    jclass exClass;
    const char *className = "java/lang/AssertionError";
    exClass = env->FindClass(className);
    env->ThrowNew(exClass, msg);
    free(msg);
}

#define ASSERT(condition, format, args...) \
    if (!(condition)) {                    \
        fail(env, format, ##args);         \
        return;                            \
    }