/*
* 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 libcore.java.io;
import java.io.ByteArrayInputStream;
import java.io.IOException;
public class OldByteArrayInputStreamTest extends junit.framework.TestCase {
private ByteArrayInputStream is;
public String fileString = "Test_All_Tests\nTest_java_io_BufferedInputStream\nTest_java_io_BufferedOutputStream\nTest_ByteArrayInputStream\nTest_java_io_ByteArrayOutputStream\nTest_java_io_DataInputStream\n";
public void test_Constructor$B() {
// Test for method java.io.ByteArrayInputStream(byte [])
java.io.InputStream bis = new java.io.ByteArrayInputStream(fileString
.getBytes());
try {
assertTrue("Unable to create ByteArrayInputStream",
bis.available() == fileString.length());
} catch (Exception e) {
System.out.println("Exception during Constructor test");
}
}
public void test_Constructor$BII() throws IOException {
// Test for method java.io.ByteArrayInputStream(byte [], int, int)
byte[] zz = fileString.getBytes();
java.io.InputStream bis = new java.io.ByteArrayInputStream(zz, 0, 100);
try {
assertEquals("Unable to create ByteArrayInputStream",
100, bis.available());
} catch (Exception e) {
fail("Exception during Constructor test");
}
// Regression test for Harmony-2405
new SubByteArrayInputStream(new byte[] { 1, 2 }, 444, 13);
assertEquals(444, SubByteArrayInputStream.pos);
assertEquals(444, SubByteArrayInputStream.mark);
assertEquals(2, SubByteArrayInputStream.count);
}
static class SubByteArrayInputStream extends ByteArrayInputStream {
public static byte[] buf;
public static int mark, pos, count;
SubByteArrayInputStream(byte[] buf, int offset, int length)
throws IOException {
super(buf, offset, length);
buf = super.buf;
mark = super.mark;
pos = super.pos;
count = super.count;
}
}
public void test_available() {
// Test for method int java.io.ByteArrayInputStream.available()
try {
assertTrue("Returned incorrect number of available bytes", is
.available() == fileString.length());
} catch (Exception e) {
fail("Exception during available test");
}
}
public void test_close() {
is.read();
try {
is.close();
} catch (java.io.IOException e) {
fail("Test 1: Failed to close the input stream.");
}
try {
is.read();
} catch (Exception e) {
fail("Test 2: Should be able to read from closed stream.");
}
}
public void test_markI() {
// Test for method void java.io.ByteArrayInputStream.mark(int)
byte[] buf1 = new byte[100];
byte[] buf2 = new byte[100];
try {
is.skip(3000);
is.mark(1000);
is.read(buf1, 0, buf1.length);
is.reset();
is.read(buf2, 0, buf2.length);
is.reset();
assertTrue("Failed to mark correct position", new String(buf1, 0,
buf1.length).equals(new String(buf2, 0, buf2.length)));
} catch (Exception e) {
fail("Exception during mark test");
}
}
public void test_markSupported() {
// Test for method boolean java.io.ByteArrayInputStream.markSupported()
assertTrue("markSupported returned incorrect value", is.markSupported());
}
public void test_read() {
// Test for method int java.io.ByteArrayInputStream.read()
try {
int c = is.read();
is.reset();
assertTrue("read returned incorrect char", c == fileString
.charAt(0));
} catch (Exception e) {
fail("Exception during read test");
}
}
public void test_read$BII() throws IOException {
byte[] buf1 = new byte[20];
is.skip(50);
is.mark(100);
is.read(buf1, 0, buf1.length);
assertTrue("Test 1: Failed to read correct data.",
new String(buf1, 0, buf1.length).equals(
fileString.substring(50, 70)));
// Illegal argument checks.
try {
is.read(null, 1, 0);
fail("Test 2: NullPointerException expected.");
} catch (NullPointerException e) {
// Expected.
}
try {
is.read(buf1 , -1, 1);
fail("Test 3: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
try {
is.read(buf1 , 1, -1);
fail("Test 4: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
try {
is.read(buf1, 1, buf1.length);
fail("Test 5: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
}
public void test_reset() {
// Test for method void java.io.ByteArrayInputStream.reset()
byte[] buf1 = new byte[10];
byte[] buf2 = new byte[10];
try {
is.mark(200);
is.read(buf1, 0, 10);
is.reset();
is.read(buf2, 0, 10);
is.reset();
assertTrue("Reset failed", new String(buf1, 0, buf1.length)
.equals(new String(buf2, 0, buf2.length)));
} catch (Exception e) {
fail("Exception during reset test : " + e.getMessage());
}
}
public void test_skipJ() {
// Test for method long java.io.ByteArrayInputStream.skip(long)
byte[] buf1 = new byte[10];
try {
is.skip(100);
is.read(buf1, 0, buf1.length);
assertTrue("Failed to skip to correct position", new String(buf1,
0, buf1.length).equals(fileString.substring(100, 110)));
} catch (Exception e) {
fail("Exception during skip test : " + e.getMessage());
}
}
protected void setUp() {
is = new ByteArrayInputStream(fileString.getBytes());
}
protected void tearDown() {
try {
is.close();
} catch (Exception e) {
}
}
}