/*
 * Copyright (c) 2022-2023 nosqlbench
 *
 * 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.
 */

package io.nosqlbench.engine.api.activityimpl.input;

import io.nosqlbench.engine.api.activityapi.cyclelog.buffers.results.CycleArray;
import io.nosqlbench.engine.api.activityapi.cyclelog.buffers.results.CycleSegment;
import org.junit.jupiter.api.Test;

import static org.assertj.core.api.Assertions.assertThat;

public class CycleArrayBufferTest {

    @Test
    public void testBasicBuffering() {
        CycleArrayBuffer b = new CycleArrayBuffer(3,0L);
        assertThat(b.remaining()).isEqualTo(3);
        b.append(4L);
        assertThat(b.remaining()).isEqualTo(2);
        b.append(7L);
        assertThat(b.remaining()).isEqualTo(1);
        b.append(2L);
        assertThat(b.remaining()).isEqualTo(0);

        CycleArray a = b.getCycleArray();
        CycleSegment is = a.getInputSegment(3);
        long[] longs = is.nextCycles(3);
        assertThat(longs).containsExactly(4L,7L,2L);
        assertThat(a.getInputSegment(1)).isNull();

    }

}
