src/ajax/script.js

/* ====================================================================
   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.poi.util;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.io.ByteArrayInputStream;
import java.io.IOException;

import org.junit.jupiter.api.Test;

/**
 * Test ShortField code
 */
final class TestShortField {

    private static final short[] _test_array = {Short.MIN_VALUE, -1, 0, 1, Short.MAX_VALUE};

    @Test
    void testConstructors() {
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> new ShortField(-1));
        ShortField field = new ShortField(2);

        assertEquals(0, field.get());
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> new ShortField(-1, ( short ) 1));
        field = new ShortField(2, ( short ) 0x1234);
        assertEquals(0x1234, field.get());

        assertThrows(ArrayIndexOutOfBoundsException.class, () -> new ShortField(-1, ( short ) 1, new byte[ 4 ]));

        byte[] array = new byte[ 4 ];
        field = new ShortField(2, ( short ) 0x1234, array);
        assertEquals(( short ) 0x1234, field.get());
        assertEquals(( byte ) 0x34, array[ 2 ]);
        assertEquals(( byte ) 0x12, array[ 3 ]);

        assertThrows(ArrayIndexOutOfBoundsException.class, () -> new ShortField(2, ( short ) 5, new byte[ 3 ]));

        for (short element : _test_array) {
            array = new byte[ 2 ];
            new ShortField(0, element, array);
            assertEquals(element, new ShortField(0, array).get());
        }
    }

    @Test
    void testSet() {
        ShortField field = new ShortField(0);
        byte[]     array = new byte[ 2 ];

        for (int j = 0; j < _test_array.length; j++) {
            field.set(_test_array[ j ]);
            assertEquals(_test_array[ j ], field.get(), "testing _1 " + j);
            field = new ShortField(0);
            field.set(_test_array[ j ], array);
            assertEquals(_test_array[ j ], field.get(), "testing _2 ");
            assertEquals(( byte ) (_test_array[ j ] % 256), array[ 0 ], "testing _3.0 " + _test_array[ j ]);
            assertEquals(( byte ) ((_test_array[ j ] >> 8) % 256), array[ 1 ], "testing _3.1 " + _test_array[ j ]);
        }
    }

    @Test
    void testReadFromBytes() {
        ShortField field1 = new ShortField(1);
        byte[]     array = new byte[ 2 ];

        assertThrows(ArrayIndexOutOfBoundsException.class, () -> field1.readFromBytes(array));

        ShortField field2 = new ShortField(0);
        for (int j = 0; j < _test_array.length; j++)
        {
            array[ 0 ] = ( byte ) (_test_array[ j ] % 256);
            array[ 1 ] = ( byte ) ((_test_array[ j ] >> 8) % 256);
            field2.readFromBytes(array);
            assertEquals(_test_array[ j ], field2.get(), "testing " + j);
        }
    }

    @Test
    void testReadFromStream() throws IOException {
        ShortField field  = new ShortField(0);
        byte[]     buffer = new byte[ _test_array.length * 2 ];

        for (int j = 0; j < _test_array.length; j++)
        {
            buffer[ (j * 2)     ] = ( byte ) (_test_array[ j ]        % 256);
            buffer[ (j * 2) + 1 ] = ( byte ) ((_test_array[ j ] >> 8) % 256);
        }
        ByteArrayInputStream stream = new ByteArrayInputStream(buffer);

        for (int j = 0; j < buffer.length / 2; j++)
        {
            field.readFromStream(stream);
            assertEquals(_test_array[ j ], field.get(), "Testing " + j);
        }
    }

    @Test
    void testWriteToBytes() {
        ShortField field = new ShortField(0);
        byte[]     array = new byte[ 2 ];

        for (short element : _test_array) {
            field.set(element);
            field.writeToBytes(array);
            short val = ( short ) (array[ 1 ] << 8);

            val &= ( short ) 0xFF00;
            val += ( short ) (array[ 0 ] & 0x00FF);
            assertEquals(element, val, "testing ");
        }
    }
}
	Commit message (Expand)	Author	Age	Files	Lines
*	Core: Use named exports in `src/`	Michał Gołębiowski-Owczarek	2023-09-12	1	-2/+2
*	Ajax: Support `headers` for script transport even when cross-domain	Michał Gołębiowski-Owczarek	2023-02-01	1	-10/+18
*	Ajax: Don't auto-execute scripts unless dataType provided	Michał Gołębiowski-Owczarek	2021-01-26	1	-11/+2
*	Ajax: Make responseJSON work for erroneous same-domain JSONP requests	Michał Gołębiowski-Owczarek	2020-09-01	1	-5/+18
*	Ajax: Avoid CSP errors in the script transport for async requests	Michał Gołębiowski-Owczarek	2020-08-25	1	-3/+7
*	Core: Migrate from AMD to ES modules 🎉	Michał Gołębiowski-Owczarek	2019-11-18	1	-8/+3
*	squash! Set attributes all at once, src last	Dave Methvin	2018-05-14	1	-8/+5
*	Ajax: Allow custom attributes when script transport is used	Dave Methvin	2018-05-14	1	-3/+3
*	Build: Put all AMD modules in "src/" in strict mode	Michał Gołębiowski	2016-04-25	1	-0/+2
*	Ajax: improve content-type detection	Oleg Gaidarenko	2015-10-12	1	-1/+1
*	Ajax: correct indentation	Oleg Gaidarenko	2015-10-12	1	-3/+3
*	Ajax: Mitigate possible XSS vulnerability	Oleg Gaidarenko	2015-10-12	1	-0/+7
*	Build: Update jscs and lint files	Oleg Gaidarenko	2015-09-07	1	-8/+9
*	Core: Align branches: remove an unused variable, add comments	Michał Gołębiowski	2015-04-27	1	-0/+2
*	Ajax: simplify one ajax call and add explanatory comment	Oleg Gaidarenko	2015-02-15	1	-1/+0
*	Build: Don't assume the browser environment; smoke test on Node w/ jsdom	Michał Gołębiowski	2014-12-26	1	-1/+2
*	Build: update grunt-jscs-checker and pass with the new rules	Timmy Willison	2014-07-17	1	-1/+2
*	AMD-ify jQuery sourcegit s! Woo! Fixes #14113, #14163.	Timmy Willison	2013-08-15	1	-0/+7
*	Removes unnecessary call to `.off()` as noted by @dcherman.	jaubourg	2013-01-21	1	-1/+1
*	Further script transport cleanup, close gh-1123.	jaubourg	2013-01-20	1	-19/+16
*	Reduced script transport	jaubourg	2013-01-20	1	-47/+21
*	No ticket: compress ajax. Close gh-1041.	Richard Gibson	2012-11-25	1	-9/+10
*	Set async to true instead of async (prop vs. attr). Closes gh-1039	Timo Tijhof	2012-11-21	1	-1/+1
*	Strips IIFEs from modules; Always require built jQuery for tests.	Rick Waldron	2012-06-04	1	-4/+0
*	Applies exception in Style Guidelines regarding objects and functions when th...	jaubourg	2011-04-08	1	-2/+2
*	Fixes #8744. Makes sure script transport abort method actually removes the sc...	jaubourg	2011-04-04	1	-1/+1
*	Fixes #8098. Use the fast document.head when available. Don't set unneeded "s...	Mathias Bynens	2011-02-02	1	-1/+1
*	Script dataType now supports ecmascript mimetypes.	jaubourg	2011-01-31	1	-2/+2
*	Fixes #8082. Text to script converter now returns text. Unit test added.	jaubourg	2011-01-29	1	-1/+4
*	More code style fixes.	jaubourg	2011-01-23	1	-1/+1
*	Apply JQuery Core Style Guidelines to ajax.js and ajax/*.js,	jaubourg	2011-01-23	1	-17/+12
*	Cleans up and simplifies code shared by ajaxPrefilter and ajaxTransport. Remo...	jaubourg	2011-01-20	1	-2/+4
*	The script prefilter now forces cross-domain requests type to GET.	jaubourg	2011-01-16	1	-0/+1
*	Fixes #2994. Not finding a transport now fires the error callbacks and doesn'...	jaubourg	2011-01-16	1	-6/+10
*	Moved jQuery.ajax.prefilter and jQuery.ajax.transport to jQuery.ajaxPrefilter...	jaubourg	2011-01-13	1	-2/+1
*	Reworked script and xhr abort logic to take advantage of the fact jXHR.abort ...	jaubourg	2011-01-13	1	-5/+8
*	Script transport now uses ajaxSetup to define script dataType.	jaubourg	2011-01-12	1	-3/+3
*	Renamed src/transports to src/ajax (in case we need prefilters in the future ...	jaubourg	2011-01-06	1	-0/+82