0N/A/*
2362N/A * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A/* Type-specific source code for unit test
0N/A *
0N/A * Regenerate the BasicX classes via genBasic.sh whenever this file changes.
0N/A * We check in the generated source files so that the test tree can be used
0N/A * independently of the rest of the source tree.
0N/A */
0N/A
0N/A// -- This file was mechanically generated: Do not edit! -- //
0N/A
0N/Aimport java.nio.*;
721N/Aimport java.lang.reflect.Method;
0N/A
0N/A
0N/Apublic class BasicFloat
0N/A extends Basic
0N/A{
0N/A
2005N/A private static final float[] VALUES = {
2005N/A Float.MIN_VALUE,
2005N/A (float) -1,
2005N/A (float) 0,
2005N/A (float) 1,
2005N/A Float.MAX_VALUE,
2005N/A
2005N/A Float.NEGATIVE_INFINITY,
2005N/A Float.POSITIVE_INFINITY,
2005N/A Float.NaN,
2005N/A (float) -0.0,
2005N/A
2005N/A
2005N/A
2005N/A
2005N/A
2005N/A
2005N/A
2005N/A };
2005N/A
0N/A private static void relGet(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A float v;
0N/A for (int i = 0; i < n; i++)
0N/A ck(b, (long)b.get(), (long)((float)ic(i)));
0N/A b.rewind();
0N/A }
0N/A
0N/A private static void relGet(FloatBuffer b, int start) {
0N/A int n = b.remaining();
0N/A float v;
0N/A for (int i = start; i < n; i++)
0N/A ck(b, (long)b.get(), (long)((float)ic(i)));
0N/A b.rewind();
0N/A }
0N/A
0N/A private static void absGet(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A float v;
0N/A for (int i = 0; i < n; i++)
0N/A ck(b, (long)b.get(), (long)((float)ic(i)));
0N/A b.rewind();
0N/A }
0N/A
0N/A private static void bulkGet(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A float[] a = new float[n + 7];
0N/A b.get(a, 7, n);
0N/A for (int i = 0; i < n; i++)
0N/A ck(b, (long)a[i + 7], (long)((float)ic(i)));
0N/A }
0N/A
0N/A private static void relPut(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A b.clear();
0N/A for (int i = 0; i < n; i++)
0N/A b.put((float)ic(i));
0N/A b.flip();
0N/A }
0N/A
0N/A private static void absPut(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A b.clear();
0N/A for (int i = 0; i < n; i++)
0N/A b.put(i, (float)ic(i));
0N/A b.limit(n);
0N/A b.position(0);
0N/A }
0N/A
0N/A private static void bulkPutArray(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A b.clear();
0N/A float[] a = new float[n + 7];
0N/A for (int i = 0; i < n; i++)
0N/A a[i + 7] = (float)ic(i);
0N/A b.put(a, 7, n);
0N/A b.flip();
0N/A }
0N/A
0N/A private static void bulkPutBuffer(FloatBuffer b) {
0N/A int n = b.capacity();
0N/A b.clear();
0N/A FloatBuffer c = FloatBuffer.allocate(n + 7);
0N/A c.position(7);
0N/A for (int i = 0; i < n; i++)
0N/A c.put((float)ic(i));
0N/A c.flip();
0N/A c.position(7);
0N/A b.put(c);
0N/A b.flip();
0N/A }
0N/A
0N/A //6231529
0N/A private static void callReset(FloatBuffer b) {
0N/A b.position(0);
0N/A b.mark();
0N/A
0N/A b.duplicate().reset();
0N/A b.asReadOnlyBuffer().reset();
0N/A }
0N/A
0N/A
0N/A
0N/A // 6221101-6234263
0N/A
0N/A private static void putBuffer() {
0N/A final int cap = 10;
0N/A
0N/A FloatBuffer direct1 = ByteBuffer.allocateDirect(cap).asFloatBuffer();
0N/A FloatBuffer nondirect1 = ByteBuffer.allocate(cap).asFloatBuffer();
0N/A direct1.put(nondirect1);
0N/A
0N/A FloatBuffer direct2 = ByteBuffer.allocateDirect(cap).asFloatBuffer();
0N/A FloatBuffer nondirect2 = ByteBuffer.allocate(cap).asFloatBuffer();
0N/A nondirect2.put(direct2);
0N/A
0N/A FloatBuffer direct3 = ByteBuffer.allocateDirect(cap).asFloatBuffer();
0N/A FloatBuffer direct4 = ByteBuffer.allocateDirect(cap).asFloatBuffer();
0N/A direct3.put(direct4);
0N/A
0N/A FloatBuffer nondirect3 = ByteBuffer.allocate(cap).asFloatBuffer();
0N/A FloatBuffer nondirect4 = ByteBuffer.allocate(cap).asFloatBuffer();
0N/A nondirect3.put(nondirect4);
0N/A }
0N/A
0N/A
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0N/A
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0N/A
0N/A
0N/A
0N/A private static void checkSlice(FloatBuffer b, FloatBuffer slice) {
0N/A ck(slice, 0, slice.position());
0N/A ck(slice, b.remaining(), slice.limit());
0N/A ck(slice, b.remaining(), slice.capacity());
0N/A if (b.isDirect() != slice.isDirect())
0N/A fail("Lost direction", slice);
0N/A if (b.isReadOnly() != slice.isReadOnly())
0N/A fail("Lost read-only", slice);
0N/A }
0N/A
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721N/A
2005N/A private static void fail(String problem,
2005N/A FloatBuffer xb, FloatBuffer yb,
2005N/A float x, float y) {
2005N/A fail(problem + String.format(": x=%s y=%s", x, y), xb, yb);
2005N/A }
2005N/A
0N/A private static void tryCatch(Buffer b, Class ex, Runnable thunk) {
0N/A boolean caught = false;
0N/A try {
0N/A thunk.run();
0N/A } catch (Throwable x) {
721N/A if (ex.isAssignableFrom(x.getClass())) {
0N/A caught = true;
721N/A } else {
721N/A fail(x.getMessage() + " not expected");
721N/A }
0N/A }
0N/A if (!caught)
0N/A fail(ex.getName() + " not thrown", b);
0N/A }
0N/A
0N/A private static void tryCatch(float [] t, Class ex, Runnable thunk) {
0N/A tryCatch(FloatBuffer.wrap(t), ex, thunk);
0N/A }
0N/A
0N/A public static void test(int level, final FloatBuffer b, boolean direct) {
0N/A
0N/A show(level, b);
0N/A
0N/A if (direct != b.isDirect())
0N/A fail("Wrong direction", b);
0N/A
0N/A // Gets and puts
0N/A
0N/A relPut(b);
0N/A relGet(b);
0N/A absGet(b);
0N/A bulkGet(b);
0N/A
0N/A absPut(b);
0N/A relGet(b);
0N/A absGet(b);
0N/A bulkGet(b);
0N/A
0N/A bulkPutArray(b);
0N/A relGet(b);
0N/A
0N/A bulkPutBuffer(b);
0N/A relGet(b);
0N/A
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1108N/A
0N/A // Compact
0N/A
0N/A relPut(b);
0N/A b.position(13);
0N/A b.compact();
0N/A b.flip();
0N/A relGet(b, 13);
0N/A
0N/A // Exceptions
0N/A
0N/A relPut(b);
0N/A b.limit(b.capacity() / 2);
0N/A b.position(b.limit());
0N/A
0N/A tryCatch(b, BufferUnderflowException.class, new Runnable() {
0N/A public void run() {
0N/A b.get();
0N/A }});
0N/A
0N/A tryCatch(b, BufferOverflowException.class, new Runnable() {
0N/A public void run() {
0N/A b.put((float)42);
0N/A }});
0N/A
0N/A // The index must be non-negative and lesss than the buffer's limit.
0N/A tryCatch(b, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A b.get(b.limit());
0N/A }});
0N/A tryCatch(b, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A b.get(-1);
0N/A }});
0N/A
0N/A tryCatch(b, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A b.put(b.limit(), (float)42);
0N/A }});
0N/A
721N/A tryCatch(b, InvalidMarkException.class, new Runnable() {
721N/A public void run() {
721N/A b.position(0);
721N/A b.mark();
721N/A b.compact();
721N/A b.reset();
721N/A }});
721N/A
0N/A // Values
0N/A
0N/A b.clear();
0N/A b.put((float)0);
0N/A b.put((float)-1);
0N/A b.put((float)1);
0N/A b.put(Float.MAX_VALUE);
0N/A b.put(Float.MIN_VALUE);
0N/A
0N/A b.put(-Float.MAX_VALUE);
0N/A b.put(-Float.MIN_VALUE);
0N/A b.put(Float.NEGATIVE_INFINITY);
0N/A b.put(Float.POSITIVE_INFINITY);
0N/A b.put(Float.NaN);
0N/A b.put(0.91697687f); // Changes value if incorrectly swapped
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A
0N/A float v;
0N/A b.flip();
0N/A ck(b, b.get(), 0);
0N/A ck(b, b.get(), (float)-1);
0N/A ck(b, b.get(), 1);
0N/A ck(b, b.get(), Float.MAX_VALUE);
0N/A ck(b, b.get(), Float.MIN_VALUE);
0N/A
0N/A
0N/A ck(b, b.get(), -Float.MAX_VALUE);
0N/A ck(b, b.get(), -Float.MIN_VALUE);
0N/A ck(b, b.get(), Float.NEGATIVE_INFINITY);
0N/A ck(b, b.get(), Float.POSITIVE_INFINITY);
0N/A if (Float.floatToRawIntBits(v = b.get()) != Float.floatToRawIntBits(Float.NaN))
0N/A fail(b, (long)Float.NaN, (long)v);
0N/A ck(b, b.get(), 0.91697687f);
0N/A
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0N/A
0N/A
0N/A
0N/A
0N/A // Comparison
0N/A b.rewind();
0N/A FloatBuffer b2 = FloatBuffer.allocate(b.capacity());
0N/A b2.put(b);
0N/A b2.flip();
0N/A b.position(2);
0N/A b2.position(2);
0N/A if (!b.equals(b2)) {
0N/A for (int i = 2; i < b.limit(); i++) {
0N/A float x = b.get(i);
0N/A float y = b2.get(i);
0N/A if (x != y
0N/A
0N/A
0N/A
0N/A
0N/A || Float.compare(x, y) != 0
0N/A
0N/A )
0N/A out.println("[" + i + "] " + x + " != " + y);
0N/A }
0N/A fail("Identical buffers not equal", b, b2);
0N/A }
0N/A if (b.compareTo(b2) != 0)
0N/A fail("Comparison to identical buffer != 0", b, b2);
0N/A
0N/A b.limit(b.limit() + 1);
0N/A b.position(b.limit() - 1);
0N/A b.put((float)99);
0N/A b.rewind();
0N/A b2.rewind();
0N/A if (b.equals(b2))
0N/A fail("Non-identical buffers equal", b, b2);
0N/A if (b.compareTo(b2) <= 0)
0N/A fail("Comparison to shorter buffer <= 0", b, b2);
0N/A b.limit(b.limit() - 1);
0N/A
0N/A b.put(2, (float)42);
0N/A if (b.equals(b2))
0N/A fail("Non-identical buffers equal", b, b2);
0N/A if (b.compareTo(b2) <= 0)
0N/A fail("Comparison to lesser buffer <= 0", b, b2);
0N/A
2005N/A // Check equals and compareTo with interesting values
2005N/A for (float x : VALUES) {
2005N/A FloatBuffer xb = FloatBuffer.wrap(new float[] { x });
2005N/A if (xb.compareTo(xb) != 0) {
2005N/A fail("compareTo not reflexive", xb, xb, x, x);
2005N/A }
2005N/A if (! xb.equals(xb)) {
2005N/A fail("equals not reflexive", xb, xb, x, x);
2005N/A }
2005N/A for (float y : VALUES) {
2005N/A FloatBuffer yb = FloatBuffer.wrap(new float[] { y });
2005N/A if (xb.compareTo(yb) != - yb.compareTo(xb)) {
2005N/A fail("compareTo not anti-symmetric",
2005N/A xb, yb, x, y);
2005N/A }
2005N/A if ((xb.compareTo(yb) == 0) != xb.equals(yb)) {
2005N/A fail("compareTo inconsistent with equals",
2005N/A xb, yb, x, y);
2005N/A }
2005N/A if (xb.compareTo(yb) != Float.compare(x, y)) {
2005N/A
2005N/A if (x == 0.0 && y == 0.0) continue;
2005N/A
2005N/A
2005N/A
2005N/A
2005N/A fail("Incorrect results for FloatBuffer.compareTo",
2005N/A xb, yb, x, y);
2005N/A }
2005N/A if (xb.equals(yb) != ((x == y) || ((x != x) && (y != y)))) {
2005N/A fail("Incorrect results for FloatBuffer.equals",
2005N/A xb, yb, x, y);
2005N/A }
2005N/A }
2005N/A }
2005N/A
0N/A // Sub, dup
0N/A
0N/A relPut(b);
0N/A relGet(b.duplicate());
0N/A b.position(13);
0N/A relGet(b.duplicate(), 13);
0N/A relGet(b.duplicate().slice(), 13);
0N/A relGet(b.slice(), 13);
0N/A relGet(b.slice().duplicate(), 13);
0N/A
0N/A // Slice
0N/A
0N/A b.position(5);
0N/A FloatBuffer sb = b.slice();
0N/A checkSlice(b, sb);
0N/A b.position(0);
0N/A FloatBuffer sb2 = sb.slice();
0N/A checkSlice(sb, sb2);
0N/A
0N/A if (!sb.equals(sb2))
0N/A fail("Sliced slices do not match", sb, sb2);
0N/A if ((sb.hasArray()) && (sb.arrayOffset() != sb2.arrayOffset()))
0N/A fail("Array offsets do not match: "
0N/A + sb.arrayOffset() + " != " + sb2.arrayOffset(), sb, sb2);
0N/A
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0N/A
0N/A
0N/A
0N/A // Read-only views
0N/A
0N/A b.rewind();
0N/A final FloatBuffer rb = b.asReadOnlyBuffer();
0N/A if (!b.equals(rb))
0N/A fail("Buffer not equal to read-only view", b, rb);
0N/A show(level + 1, rb);
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A relPut(rb);
0N/A }});
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A absPut(rb);
0N/A }});
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A bulkPutArray(rb);
0N/A }});
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A bulkPutBuffer(rb);
0N/A }});
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A rb.compact();
0N/A }});
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0N/A
0N/A if (rb.getClass().getName().startsWith("java.nio.Heap")) {
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A rb.array();
0N/A }});
0N/A
0N/A tryCatch(b, ReadOnlyBufferException.class, new Runnable() {
0N/A public void run() {
0N/A rb.arrayOffset();
0N/A }});
0N/A
0N/A if (rb.hasArray())
0N/A fail("Read-only heap buffer's backing array is accessible",
0N/A rb);
0N/A
0N/A }
0N/A
0N/A // Bulk puts from read-only buffers
0N/A
0N/A b.clear();
0N/A rb.rewind();
0N/A b.put(rb);
0N/A
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0N/A
0N/A
0N/A relPut(b); // Required by testViews
0N/A
0N/A }
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0N/A public static void test(final float [] ba) {
0N/A int offset = 47;
0N/A int length = 900;
0N/A final FloatBuffer b = FloatBuffer.wrap(ba, offset, length);
0N/A show(0, b);
0N/A ck(b, b.capacity(), ba.length);
0N/A ck(b, b.position(), offset);
0N/A ck(b, b.limit(), offset + length);
0N/A
0N/A // The offset must be non-negative and no larger than <array.length>.
0N/A tryCatch(ba, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap(ba, -1, ba.length);
0N/A }});
0N/A tryCatch(ba, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap(ba, ba.length + 1, ba.length);
0N/A }});
0N/A tryCatch(ba, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap(ba, 0, -1);
0N/A }});
0N/A tryCatch(ba, IndexOutOfBoundsException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap(ba, 0, ba.length + 1);
0N/A }});
0N/A
0N/A // A NullPointerException will be thrown if the array is null.
0N/A tryCatch(ba, NullPointerException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap((float []) null, 0, 5);
0N/A }});
0N/A tryCatch(ba, NullPointerException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.wrap((float []) null);
0N/A }});
0N/A }
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0N/A private static void testAllocate() {
0N/A // An IllegalArgumentException will be thrown for negative capacities.
0N/A tryCatch((Buffer) null, IllegalArgumentException.class, new Runnable() {
0N/A public void run() {
0N/A FloatBuffer.allocate(-1);
0N/A }});
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0N/A }
0N/A
0N/A public static void test() {
0N/A testAllocate();
0N/A test(0, FloatBuffer.allocate(7 * 1024), false);
0N/A test(0, FloatBuffer.wrap(new float[7 * 1024], 0, 7 * 1024), false);
0N/A test(new float[1024]);
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0N/A callReset(FloatBuffer.allocate(10));
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0N/A putBuffer();
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0N/A }
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0N/A}