| /* |
| * 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 tests.api.java.lang; |
| |
| import dalvik.annotation.AndroidOnly; |
| import dalvik.annotation.TestTargets; |
| import dalvik.annotation.TestLevel; |
| import dalvik.annotation.TestTargetNew; |
| import dalvik.annotation.TestTargetClass; |
| |
| import java.io.BufferedInputStream; |
| import java.io.BufferedOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| import tests.support.Support_Exec; |
| import static tests.support.Support_Exec.javaProcessBuilder; |
| |
| @TestTargetClass(Process.class) |
| public class Process2Test extends junit.framework.TestCase { |
| /** |
| * @tests java.lang.Process#getInputStream(), |
| * java.lang.Process#getErrorStream() |
| * java.lang.Process#getOutputStream() |
| * Tests if these methods return buffered streams. |
| */ |
| @TestTargets({ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "getErrorStream", |
| args = {} |
| ), |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "getInputStream", |
| args = {} |
| ), |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "getOutputStream", |
| args = {} |
| ) |
| }) |
| @AndroidOnly("dalvikvm specific") |
| public void test_streams() |
| throws IOException, InterruptedException { |
| Process p = javaProcessBuilder().start(); |
| assertNotNull(p.getInputStream()); |
| assertNotNull(p.getErrorStream()); |
| assertNotNull(p.getOutputStream()); |
| } |
| |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "getErrorStream", |
| args = {} |
| ) |
| public void test_getErrorStream() { |
| String[] commands = {"ls"}; |
| Process process = null; |
| try { |
| process = Runtime.getRuntime().exec(commands, null, null); |
| InputStream is = process.getErrorStream(); |
| StringBuffer msg = new StringBuffer(""); |
| while (true) { |
| int c = is.read(); |
| if (c == -1) |
| break; |
| msg.append((char) c); |
| } |
| assertEquals("", msg.toString()); |
| } catch (IOException e) { |
| fail("IOException was thrown."); |
| } finally { |
| process.destroy(); |
| } |
| |
| String[] unknownCommands = {"mkdir", "-u", "test"}; |
| Process erProcess = null; |
| try { |
| erProcess = Runtime.getRuntime().exec(unknownCommands, null, null); |
| InputStream is = erProcess.getErrorStream(); |
| StringBuffer msg = new StringBuffer(""); |
| while (true) { |
| int c = is.read(); |
| if (c == -1) |
| break; |
| msg.append((char) c); |
| } |
| assertTrue("Error stream should not be empty", |
| !"".equals(msg.toString())); |
| } catch (IOException e) { |
| fail("IOException was thrown."); |
| } finally { |
| erProcess.destroy(); |
| } |
| } |
| } |