| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Licensed 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 com.google.gwt.emultest.java.io; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Arrays; |
| |
| /** |
| * Unit test for the {@link java.io.InputStream} emulated class. |
| */ |
| public class InputStreamTest extends InputStreamBaseTest { |
| |
| @Override |
| protected InputStream createInputStream(final byte[] expectedBytes) { |
| return new InputStream() { |
| // note that GWT fails here when trying to use clone(). |
| private final byte[] b = Arrays.copyOf(expectedBytes, expectedBytes.length); |
| private int index = 0; |
| @Override public int read() { |
| int c = -1; |
| if (index < b.length) { |
| c = b[index]; |
| index++; |
| } |
| return c; |
| } |
| }; |
| } |
| |
| public void testDefaultBehaviorOfAvailable() throws IOException { |
| final InputStream inputStream = createInputStream(TEST_BYTES); |
| final int available = inputStream.available(); |
| assertEquals(0, available); |
| } |
| |
| public void testDefaultBehaviorOfClose() throws IOException { |
| final InputStream inputStream = createInputStream(TEST_BYTES); |
| // should do nothing (including not throwing an exception) |
| inputStream.close(); |
| } |
| |
| public void testDefaultBehaviorOfMark() { |
| final InputStream inputStream = createInputStream(TEST_BYTES); |
| // should do nothing (including not throwing an exception) |
| inputStream.mark(1000); |
| } |
| |
| public void testDefaultBehaviorOfMarkSupported() { |
| final InputStream inputStream = createInputStream(TEST_BYTES); |
| final boolean markSupported = inputStream.markSupported(); |
| assertFalse(markSupported); |
| } |
| |
| public void testDefaultBehaviorOfReset() { |
| final InputStream inputStream = createInputStream(new byte[] {}); |
| try { |
| inputStream.reset(); |
| fail("should have thrown IOException"); |
| } catch (IOException expected) { |
| } |
| } |
| } |