<commit_before>/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.commons.compress.utils;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.EOFException;
import java.io.FilterInputStream;
import java.io.InputStream;
import java.io.IOException;
import java.lang.reflect.Field;
import java.nio.ByteBuffer;
import java.nio.channels.ReadableByteChannel;

import org.junit.Assert;
import org.junit.jupiter.api.Test;

public class IOUtilsTest {

    private interface StreamWrapper {
        InputStream wrap(InputStream toWrap);
    }

    @Test
    public void skipUsingSkip() throws Exception {
        skip(toWrap -> toWrap);
    }

    @Test
    public void skipUsingRead() throws Exception {
        skip(toWrap -> new FilterInputStream(toWrap) {
            @Override
            public long skip(final long s) {
                return 0;
            }
        });
    }

    @Test
    public void skipUsingSkipAndRead() throws Exception {
        skip(toWrap -> new FilterInputStream(toWrap) {
            boolean skipped;
            @Override
            public long skip(final long s) throws IOException {
                if (!skipped) {
                    toWrap.skip(5);
                    skipped = true;
                    return 5;
                }
                return 0;
            }
        });
    }

    @Test
    public void readFullyOnChannelReadsFully() throws IOException {
        final ByteBuffer b = ByteBuffer.allocate(20);
        final byte[] source = new byte[20];
        for (byte i = 0; i < 20; i++) {
            source[i] = i;
        }
        readFully(source, b);
        Assert.assertArrayEquals(source, b.array());
    }

    @Test
    public void readFullyOnChannelThrowsEof() throws IOException {
        final ByteBuffer b = ByteBuffer.allocate(21);
        final byte[] source = new byte[20];
        for (byte i = 0; i < 20; i++) {
            source[i] = i;
        }
        readFully(source, b);
    }

    @Test
    public void copyThrowsOnZeroBufferSize() throws IOException {
        IOUtils.copy(new ByteArrayInputStream(ByteUtils.EMPTY_BYTE_ARRAY), new ByteArrayOutputStream(), 0);
    }

    @Test
    public void copyRangeThrowsOnZeroBufferSize() throws IOException {
        IOUtils.copyRange(new ByteArrayInputStream(ByteUtils.EMPTY_BYTE_ARRAY), 5, new ByteArrayOutputStream(), 0);
    }

    @Test
    public void copyRangeDoesntCopyMoreThanAskedFor() throws IOException {
        try (ByteArrayInputStream in = new ByteArrayInputStream(new byte[] { 1, 2, 3, 4, 5 });
             ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            Assert.assertEquals(3, IOUtils.copyRange(in, 3, out));
            out.close();
            Assert.assertArrayEquals(new byte[] { 1, 2, 3 }, out.toByteArray());
        }<commit_msg>Fix broken tests.<commit_after>/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.commons.compress.utils;

import static org.junit.Assert.assertThrows;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.EOFException;
import java.io.FilterInputStream;
import java.io.InputStream;
import java.io.IOException;
import java.lang.reflect.Field;
import java.nio.ByteBuffer;
import java.nio.channels.ReadableByteChannel;

import org.junit.Assert;
import org.junit.jupiter.api.Test;

public class IOUtilsTest {

    private interface StreamWrapper {
        InputStream wrap(InputStream toWrap);
    }

    @Test
    public void skipUsingSkip() throws Exception {
        skip(toWrap -> toWrap);
    }

    @Test
    public void skipUsingRead() throws Exception {
        skip(toWrap -> new FilterInputStream(toWrap) {
            @Override
            public long skip(final long s) {
                return 0;
            }
        });
    }

    @Test
    public void skipUsingSkipAndRead() throws Exception {
        skip(toWrap -> new FilterInputStream(toWrap) {
            boolean skipped;
            @Override
            public long skip(final long s) throws IOException {
                if (!skipped) {
                    toWrap.skip(5);
                    skipped = true;
                    return 5;
                }
                return 0;
            }
        });
    }

    @Test
    public void readFullyOnChannelReadsFully() throws IOException {
        final ByteBuffer b = ByteBuffer.allocate(20);
        final byte[] source = new byte[20];
        for (byte i = 0; i < 20; i++) {
            source[i] = i;
        }
        readFully(source, b);
        Assert.assertArrayEquals(source, b.array());
    }

    @Test
    public void readFullyOnChannelThrowsEof() throws IOException {
        final ByteBuffer b = ByteBuffer.allocate(21);
        final byte[] source = new byte[20];
        for (byte i = 0; i < 20; i++) {
            source[i] = i;
        }
        assertThrows(EOFException.class, () -> readFully(source, b));
    }

    @Test
    public void copyThrowsOnZeroBufferSize() throws IOException {
        assertThrows(IllegalArgumentException.class, () -> IOUtils.copy(new ByteArrayInputStream(ByteUtils.EMPTY_BYTE_ARRAY), new ByteArrayOutputStream(), 0));
    }

    @Test
    public void copyRangeThrowsOnZeroBufferSize() throws IOException {
        assertThrows(IllegalArgumentException.class,
            () -> IOUtils.copyRange(new ByteArrayInputStream(ByteUtils.EMPTY_BYTE_ARRAY), 5, new ByteArrayOutputStream(), 0));
    }

    @Test
    public void copyRangeDoesntCopyMoreThanAskedFor() throws IOException {
        try (ByteArrayInputStream in = new ByteArrayInputStream(new byte[] { 1, 2, 3, 4, 5 });
             ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            Assert.assertEquals(3, IOUtils.copyRange(in, 3, out));
            out.close();
            Assert.assertArrayEquals(new byte[] { 1, 2, 3 }, out.toByteArray());
        }
{'fraction_non_alphanumeric': 0.09013742926434923, 'fraction_numerical': 0.009431420102398275, 'mean_word_length': 2.5619001919385798, 'pattern_counts': {'":': 0, '<': 7, '<?xml version=': 0, '>': 12, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1115295', 'n_tokens_mistral': 2018, 'n_tokens_neox': 1938, 'n_words': 624}