/*
* 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.lang;
import java.io.IOException;
import java.nio.channels.Channel;
import java.nio.channels.spi.SelectorProvider;
import java.util.Map;
import java.util.Properties;
import java.util.Vector;
public class OldSystemTest extends junit.framework.TestCase {
public void test_arraycopyLjava_lang_ObjectILjava_lang_ObjectII() {
// Test for method void java.lang.System.arraycopy(java.lang.Object,
// int, java.lang.Object, int, int)
Integer a[] = new Integer[20];
Integer b[] = new Integer[20];
try {
// copy from non array object into Object array
System.arraycopy(new Object(), 0, b, 0, 0);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from Object array into non array object
System.arraycopy(a, 0, new Object(), 0, 0);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from primitive array into object array
System.arraycopy(new char[] {'a'}, 0, new String[1], 0, 1);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from object array into primitive array
System.arraycopy(new String[] {"a"}, 0, new char[1], 0, 1);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from primitive array into an array of another primitive type
System.arraycopy(new char[] {'a'}, 0, new int[1], 0, 1);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from object array into an array of another Object type
System.arraycopy(new Character[] {'a'}, 0, new Integer[1], 0, 1);
fail("ArrayStoreException is not thrown.");
} catch(ArrayStoreException ase) {
//expected
}
try {
// copy from null into an array of a primitive type
System.arraycopy(null, 0, new int[1], 0, 1);
fail("NullPointerException is not thrown.");
} catch(NullPointerException npe) {
//expected
}
try {
// copy from a primitive array into null
System.arraycopy(new int[]{'1'}, 0, null, 0, 1);
fail("NullPointerException is not thrown.");
} catch(NullPointerException npe) {
//expected
}
try {
System.arraycopy(a, a.length + 1, b, 0, 1);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, -1, b, 0, 1);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, 0, b, -1, 1);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, 0, b, 0, -1);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, 11, b, 0, 10);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, Integer.MAX_VALUE, b, 0, 10);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, 0, b, Integer.MAX_VALUE, 10);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
try {
System.arraycopy(a, 0, b, 10, Integer.MAX_VALUE);
fail("IndexOutOfBoundsException is not thrown.");
} catch(IndexOutOfBoundsException ioobe) {
//expected
}
}
public void test_currentTimeMillis() {
// Test for method long java.lang.System.currentTimeMillis()
try {
long firstRead = System.currentTimeMillis();
try {
Thread.sleep(150);
} catch (InterruptedException e) {
}
long secondRead = System.currentTimeMillis();
assertTrue("Incorrect times returned: " + firstRead + ", "
+ secondRead, firstRead < secondRead);
} catch (Exception e) {
fail("Exception during test: " + e.toString());
}
}
public void test_getProperties() {
String [] props = {"java.vendor.url",
"java.class.path", "user.home",
"java.class.version", "os.version",
"java.vendor", "user.dir",
/*"user.timezone",*/ "path.separator",
"os.name", "os.arch",
"line.separator", "file.separator",
"user.name", "java.version", "java.home" };
Properties p = System.getProperties();
assertTrue(p.size() > 0);
// Ensure spec'ed properties are non-null. See System.getProperties()
// spec.
for (String prop : props) {
assertNotNull("There is no property among returned properties: "
+ prop, p.getProperty(prop));
assertNotNull("System property is null: " + prop,
System.getProperty(prop));
}
}
public void test_getPropertyLjava_lang_String() {
try {
System.getProperty(null);
fail("NullPointerException should be thrown.");
} catch(NullPointerException npe) {
//expected
}
try {
System.getProperty("");
fail("IllegalArgumentException should be thrown.");
} catch(IllegalArgumentException iae) {
//expected
}
}
public void test_getPropertyLjava_lang_StringLjava_lang_String() {
try {
System.getProperty(null, "0.0");
fail("NullPointerException should be thrown.");
} catch(NullPointerException npe) {
//expected
}
try {
System.getProperty("", "0");
fail("IllegalArgumentException should be thrown.");
} catch(IllegalArgumentException iae) {
//expected
}
}
public void test_inheritedChannel() throws IOException {
Channel iChannel = System.inheritedChannel();
assertNull("Incorrect value of channel", iChannel);
SelectorProvider sp = SelectorProvider.provider();
assertEquals("Incorrect value of channel",
sp.inheritedChannel(), iChannel);
}
public void test_clearProperty() {
System.setProperty("test", "value");
System.clearProperty("test");
assertNull("Property was not deleted.", System.getProperty("test"));
try {
System.clearProperty(null);
fail("NullPointerException is not thrown.");
} catch(NullPointerException npe) {
//expected
}
try {
System.clearProperty("");
fail("IllegalArgumentException is not thrown.");
} catch(IllegalArgumentException iae) {
//expected
}
}
public void test_gc() {
Runtime rt = Runtime.getRuntime();
Vector<StringBuffer> vec = new Vector<StringBuffer>();
long beforeTest = rt.freeMemory();
while(rt.freeMemory() < beforeTest * 2/3) {
vec.add(new StringBuffer(1000));
}
long beforeGC = rt.freeMemory();
System.gc();
long afterGC = rt.freeMemory();
assertTrue("memory was not released after calling System.gc()." +
"before gc: " + beforeGC + "; after gc: " + afterGC,
beforeGC < afterGC);
}
public void test_getenv() {
// String[] props = { "PATH", "HOME", "USER"};
// only PATH of these three exists on android
String[] props = { "PATH" };
Map<String,String> envMap = System.getenv();
assertFalse("environment map is empty.", envMap.isEmpty());
assertTrue("env map contains less than 3 keys.",
props.length < envMap.keySet().size());
for (String prop : props) {
assertNotNull("There is no property: " + prop,
envMap.get(prop));
}
}
public void test_getenvLString() {
assertNotNull("PATH environment variable is not found",
System.getenv("PATH"));
assertNull("Doesn't return NULL for non existent property",
System.getenv("nonexistent.property"));
try {
System.getenv(null);
fail("NullPointerException is not thrown.");
} catch(NullPointerException npe) {
//expected
}
}
public void test_load() {
try {
Runtime.getRuntime().load("nonExistentLibrary");
fail("UnsatisfiedLinkError was not thrown.");
} catch(UnsatisfiedLinkError e) {
//expected
}
try {
System.load("nonExistentLibrary");
fail("UnsatisfiedLinkError was not thrown.");
} catch(UnsatisfiedLinkError ule) {
//expected
}
try {
System.load(null);
fail("NullPointerException was not thrown.");
} catch(NullPointerException npe) {
//expected
}
}
public void test_loadLibrary() {
try {
System.loadLibrary("nonExistentLibrary");
fail("UnsatisfiedLinkError was not thrown.");
} catch(UnsatisfiedLinkError ule) {
//expected
}
try {
System.loadLibrary(null);
fail("NullPointerException was not thrown.");
} catch(NullPointerException npe) {
//expected
}
}
public void test_mapLibraryName() {
assertEquals("libname.so", System.mapLibraryName("name"));
try {
System.mapLibraryName(null);
fail("NullPointerException is not thrown.");
} catch(NullPointerException npe) {
//expected
}
}
public void test_nanoTime() {
long sleepTime = 5000;
long beginTime = System.nanoTime();
try {
Thread.sleep(sleepTime);
} catch(Exception e) {
fail("Unknown exception was thrown.");
}
long endTime = System.nanoTime();
assertTrue((endTime - beginTime) > sleepTime * 1000000);
}
}