339 lines
13 KiB
Java
339 lines
13 KiB
Java
/*
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* Copyright 2021 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.buffer.api.tests;
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import io.netty.buffer.api.Buffer;
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import io.netty.buffer.api.BufferAllocator;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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public class BufferByteOffsettedAccessorsTest extends BufferTestSupport {
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustBoundsCheckOnNegativeOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteReadOnlyMustBoundsCheckOnNegativeOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustNotBoundsCheckWhenReadOffsetAndSizeIsEqualToWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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byte value = 0x01;
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buf.writeByte(value);
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assertEquals(value, buf.getByte(0));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustReadWithDefaultEndianByteOrder(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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byte value = 0x01;
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buf.writeByte(value);
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buf.setByte(0, (byte) 0x10);
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assertEquals(0x10, buf.getByte(0));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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byte value = 0x01;
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buf.writeByte(value);
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteReadOnlyMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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byte value = 0x01;
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buf.writeByte(value);
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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buf.getByte(0);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteReadOnlyMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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buf.makeReadOnly().getByte(0);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfByteReadOnlyMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustBoundsCheckOnNegativeOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getUnsignedByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteReadOnlyMustBoundsCheckOnNegativeOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getUnsignedByte(-1));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustNotBoundsCheckWhenReadOffsetAndSizeIsEqualToWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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int value = 0x01;
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buf.writeUnsignedByte(value);
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assertEquals(value, buf.getUnsignedByte(0));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustReadWithDefaultEndianByteOrder(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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int value = 0x01;
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buf.writeUnsignedByte(value);
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buf.setByte(0, (byte) 0x10);
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assertEquals(0x10, buf.getUnsignedByte(0));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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int value = 0x01;
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buf.writeUnsignedByte(value);
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buf.getUnsignedByte(1);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getUnsignedByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteReadOnlyMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(
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Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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int value = 0x01;
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buf.writeUnsignedByte(value);
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buf.makeReadOnly().getUnsignedByte(1);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteReadOnlyMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(
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Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getUnsignedByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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buf.getUnsignedByte(0);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.getUnsignedByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteReadOnlyMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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buf.makeReadOnly().getUnsignedByte(0);
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedByteReadOnlyMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertThrows(IndexOutOfBoundsException.class, () -> buf.makeReadOnly().getUnsignedByte(8));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfByteMustBoundsCheckWhenWriteOffsetIsNegative(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertEquals(Long.BYTES, buf.capacity());
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byte value = 0x01;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setByte(-1, value));
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buf.writerOffset(Long.BYTES);
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// Verify contents are unchanged.
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assertEquals(0, buf.readLong());
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfByteMustBoundsCheckWhenWriteOffsetAndSizeIsBeyondCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertEquals(Long.BYTES, buf.capacity());
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byte value = 0x01;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setByte(8, value));
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buf.writerOffset(Long.BYTES);
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// Verify contents are unchanged.
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assertEquals(0, buf.readLong());
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfByteMustHaveDefaultEndianByteOrder(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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byte value = 0x01;
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buf.setByte(0, value);
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buf.writerOffset(Long.BYTES);
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assertEquals((byte) 0x01, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfUnsignedByteMustBoundsCheckWhenWriteOffsetIsNegative(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertEquals(Long.BYTES, buf.capacity());
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int value = 0x01;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setUnsignedByte(-1, value));
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buf.writerOffset(Long.BYTES);
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// Verify contents are unchanged.
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assertEquals(0, buf.readLong());
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfUnsignedByteMustBoundsCheckWhenWriteOffsetAndSizeIsBeyondCapacity(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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assertEquals(Long.BYTES, buf.capacity());
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int value = 0x01;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setUnsignedByte(8, value));
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buf.writerOffset(Long.BYTES);
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// Verify contents are unchanged.
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assertEquals(0, buf.readLong());
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfUnsignedByteMustHaveDefaultEndianByteOrder(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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int value = 0x01;
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buf.setUnsignedByte(0, value);
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buf.writerOffset(Long.BYTES);
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assertEquals((byte) 0x01, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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assertEquals((byte) 0x00, buf.readByte());
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}
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}
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}
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