359 lines
14 KiB
Java
359 lines
14 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;
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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 java.nio.ByteOrder.BIG_ENDIAN;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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public class BufferShortOffsettedAccessorsTest extends BufferTestSupport {
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfShortMustBoundsCheckOnNegativeOffset(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.getShort(-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 offsettedGetOfShortReadOnlyMustBoundsCheckOnNegativeOffset(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.readOnly(true).getShort(-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 offsettedGetOfShortMustNotBoundsCheckWhenReadOffsetAndSizeIsEqualToWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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short value = 0x0102;
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buf.writeShort(value);
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assertEquals(value, buf.getShort(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 offsettedGetOfShortMustReadWithDefaultEndianByteOrder(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.order(BIG_ENDIAN);
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short value = 0x0102;
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buf.writeShort(value);
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buf.setByte(0, (byte) 0x10);
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assertEquals(0x1002, buf.getShort(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 offsettedGetOfShortMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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short value = 0x0102;
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buf.writeShort(value);
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buf.getShort(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 offsettedGetOfShortMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(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.getShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfShortReadOnlyMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(Fixture fixture) {
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try (BufferAllocator allocator = fixture.createAllocator();
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Buffer buf = allocator.allocate(8)) {
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short value = 0x0102;
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buf.writeShort(value);
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buf.readOnly(true).getShort(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 offsettedGetOfShortReadOnlyMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(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.readOnly(true).getShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfShortMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(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.getShort(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 offsettedGetOfShortMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(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.getShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfShortReadOnlyMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(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.readOnly(true).getShort(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 offsettedGetOfShortReadOnlyMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(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.readOnly(true).getShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedShortMustBoundsCheckOnNegativeOffset(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.getUnsignedShort(-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 offsettedGetOfUnsignedShortReadOnlyMustBoundsCheckOnNegativeOffset(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.readOnly(true).getUnsignedShort(-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 offsettedGetOfUnsignedShortMustNotBoundsCheckWhenReadOffsetAndSizeIsEqualToWriteOffset(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 = 0x0102;
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buf.writeUnsignedShort(value);
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assertEquals(value, buf.getUnsignedShort(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 offsettedGetOfUnsignedShortMustReadWithDefaultEndianByteOrder(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.order(BIG_ENDIAN);
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int value = 0x0102;
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buf.writeUnsignedShort(value);
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buf.setByte(0, (byte) 0x10);
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assertEquals(0x1002, buf.getUnsignedShort(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 offsettedGetOfUnsignedShortMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(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 = 0x0102;
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buf.writeUnsignedShort(value);
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buf.getUnsignedShort(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 offsettedGetOfUnsignedShortMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(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.getUnsignedShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedShortReadOnlyMustNotBoundsCheckWhenReadOffsetAndSizeIsGreaterThanWriteOffset(
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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 = 0x0102;
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buf.writeUnsignedShort(value);
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buf.readOnly(true).getUnsignedShort(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 offsettedGetOfUnsignedShortReadOnlyMustBoundsCheckWhenReadOffsetAndSizeIsGreaterThanCapacity(
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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.readOnly(true).getUnsignedShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedShortMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(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.getUnsignedShort(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 offsettedGetOfUnsignedShortMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(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.getUnsignedShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedGetOfUnsignedShortReadOnlyMustNotBoundsCheckWhenReadOffsetIsGreaterThanWriteOffset(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.readOnly(true).getUnsignedShort(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 offsettedGetOfUnsignedShortReadOnlyMustBoundsCheckWhenReadOffsetIsGreaterThanCapacity(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.readOnly(true).getUnsignedShort(7));
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}
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}
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@ParameterizedTest
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@MethodSource("allocators")
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void offsettedSetOfShortMustBoundsCheckWhenWriteOffsetIsNegative(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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short value = 0x0102;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setShort(-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 offsettedSetOfShortMustBoundsCheckWhenWriteOffsetAndSizeIsBeyondCapacity(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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short value = 0x0102;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setShort(7, 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 offsettedSetOfShortMustHaveDefaultEndianByteOrder(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.order(BIG_ENDIAN);
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short value = 0x0102;
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buf.setShort(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) 0x02, 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 offsettedSetOfUnsignedShortMustBoundsCheckWhenWriteOffsetIsNegative(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 = 0x0102;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setUnsignedShort(-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 offsettedSetOfUnsignedShortMustBoundsCheckWhenWriteOffsetAndSizeIsBeyondCapacity(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 = 0x0102;
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assertThrows(IndexOutOfBoundsException.class, () -> buf.setUnsignedShort(7, 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 offsettedSetOfUnsignedShortMustHaveDefaultEndianByteOrder(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.order(BIG_ENDIAN);
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int value = 0x0102;
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buf.setUnsignedShort(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) 0x02, 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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