Example usage for java.lang System setOut

Introduction

In this page you can find the example usage for java.lang System setOut.

Prototype

public static void setOut(PrintStream out) 

Source Link

Document

Reassigns the "standard" output stream.

Usage

From source file:ape_test.CLITest.java

public void testMainWithEmptyString() {
    PrintStream originalOut = System.out;
    OutputStream os = new ByteArrayOutputStream();
    PrintStream ps = new PrintStream(os);
    System.setOut(ps);

    String[] arg = new String[1];
    arg[0] = "";/*from w w  w . j av  a  2  s  .c  o  m*/
    Main.main(arg);
    System.setOut(originalOut);
    assertNotSame("", os.toString());
}

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From source file:cz.muni.fi.mir.mathmlunificator.MathMLUnificatorCommandLineToolTest.java

@Test
public void testMain_latexml_non_operators() throws Exception {

    String testFile = "latexml";

    String[] argv = { getTestResourceAsFilepath(testFile + ".input.xml") };

    ByteArrayOutputStream stdoutContent = new ByteArrayOutputStream();
    PrintStream stdout = System.out;

    System.setOut(new PrintStream(stdoutContent));
    MathMLUnificatorCommandLineTool.main(argv);
    System.setOut(stdout);// ww  w  . j  av a  2  s.c  o m

    String output = stdoutContent.toString(StandardCharsets.UTF_8.toString());

    System.out.println("testMain_latexml_non_operators  non-operators output:\n" + output);
    assertEquals(
            IOUtils.toString(getExpectedXMLTestResource(testFile + ".non-operator"), StandardCharsets.UTF_8),
            output);

}

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From source file:edu.vt.middleware.crypt.signature.SignatureCliTest.java

/**
 * @param  partialLine  Partial command line.
 * @param  pubKey  Public key file.//from w  w w  .jav a2 s .  com
 * @param  privKey  Private key file.
 *
 * @throws  Exception  On test failure.
 */
@Test(groups = { "cli", "signature" }, dataProvider = "testdata")
public void testSignatureCli(final String partialLine, final String pubKey, final String privKey)
        throws Exception {
    final String pubKeyPath = KEY_DIR_PATH + pubKey;
    final String privKeyPath = KEY_DIR_PATH + privKey;
    final PrintStream oldStdOut = System.out;
    try {
        final ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        System.setOut(new PrintStream(outStream));

        // Compute signature and verify it
        String fullLine = partialLine + " -sign " + " -key " + privKeyPath + " -in " + TEST_PLAINTEXT;
        logger.info("Testing signature CLI sign operation with command line:\n\t" + fullLine);
        SignatureCli.main(CliHelper.splitArgs(fullLine));

        final String sig = outStream.toString();
        Assert.assertTrue(sig.length() > 0);

        // Write signature out to file for use in verify step
        new File(TEST_OUTPUT_DIR).mkdir();

        final File sigFile = new File(TEST_OUTPUT_DIR + "sig.out");
        final BufferedOutputStream sigOs = new BufferedOutputStream(new FileOutputStream(sigFile));
        try {
            sigOs.write(outStream.toByteArray());
        } finally {
            sigOs.close();
        }
        outStream.reset();

        // Verify signature
        fullLine = partialLine + " -verify " + sigFile + " -key " + pubKeyPath + " -in " + TEST_PLAINTEXT;
        logger.info("Testing signature CLI verify operation with command " + "line:\n\t" + fullLine);
        SignatureCli.main(CliHelper.splitArgs(fullLine));

        final String result = outStream.toString();
        AssertJUnit.assertTrue(result.indexOf("SUCCESS") != -1);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        // Restore STDOUT
        System.setOut(oldStdOut);
    }
}

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From source file:org.apache.hadoop.hive.ql.session.TestClearDanglingScratchDir.java

public void redirectStdOutErr() {
    stdout = new ByteArrayOutputStream();
    PrintStream psStdout = new PrintStream(stdout);
    origStdoutPs = System.out;/*ww w.  j av  a2s  .  co m*/
    System.setOut(psStdout);

    stderr = new ByteArrayOutputStream();
    PrintStream psStderr = new PrintStream(stderr);
    origStderrPs = System.err;
    System.setErr(psStderr);
}

---

From source file:net.sourceforge.seqware.pipeline.plugins.GenericMetadataSaverTest.java

@Before
@Override/*from   w  ww . ja  v a  2s.c o m*/
public void setUp() {
    super.setUp();
    instance = new ModuleRunner();
    instance.setMetadata(metadata);

    outStream = new ByteArrayOutputStream();
    errStream = new ByteArrayOutputStream();
    PrintStream pso = new PrintStream(outStream);
    PrintStream pse = new PrintStream(errStream) {

        @Override
        public PrintStream append(CharSequence csq) {
            return super.append(csq);
        }

        @Override
        public void print(String s) {
            super.print(s);
        }
    };
    System.setOut(pso);
    System.setErr(pse);
}

---

From source file:org.g_node.converter.ConvCliToolControllerTest.java

/**
 * Tests the run method of the {@link ConvCliToolController}.
 * @throws Exception//from   w  w w.  ja v  a2 s .c o m
 */
@Test
public void runTest() throws Exception {
    // TODO check if this should be split up into different tests.

    // Set up environment
    final PrintStream stdout = System.out;
    final ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    System.setOut(new PrintStream(outStream));
    final PrintStream errout = System.err;
    final ByteArrayOutputStream errStream = new ByteArrayOutputStream();
    System.setErr(new PrintStream(errStream));

    Logger rootLogger = Logger.getRootLogger();
    rootLogger.setLevel(Level.INFO);
    rootLogger.addAppender(new ConsoleAppender(new PatternLayout("[%-5p] %m%n")));

    // Create test files
    final String tmpRoot = System.getProperty("java.io.tmpdir");
    final String testFolderName = "fileservicetest";
    final String testFileName = "test.txt";
    final Path testFileFolder = Paths.get(tmpRoot, testFolderName);
    final File currTestFile = testFileFolder.resolve(testFileName).toFile();
    FileUtils.write(currTestFile, "This is a normal test file");

    final String testTurtleFileName = "test.ttl";
    final String testTurtleDefaultOutName = "test_out.ttl";
    final File currTurtleTestFile = testFileFolder.resolve(testTurtleFileName).toFile();
    FileUtils.write(currTurtleTestFile, "");

    final String testInvalidFileName = "test.rdf";
    final File currInvalidTestFile = testFileFolder.resolve(testInvalidFileName).toFile();
    FileUtils.write(currInvalidTestFile, "I shall crash!");

    final String outFileName = testFileFolder.resolve("out.ttl").toString();

    final CommandLineParser parser = new DefaultParser();
    final Options useOptions = this.convCont.options();
    String[] args;
    CommandLine cmd;

    // Test missing argument
    args = new String[1];
    args[0] = "-i";
    try {
        parser.parse(useOptions, args, false);
    } catch (MissingArgumentException e) {
        assertThat(e).hasMessage("Missing argument for option: i");
    }

    // Test non existent input file
    args = new String[2];
    args[0] = "-i";
    args[1] = "iDoNotExist";
    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains("Input file iDoNotExist does not exist");
    outStream.reset();

    // Test existing input file, unsupported file type
    args = new String[2];
    args[0] = "-i";
    args[1] = currTestFile.toString();
    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString())
            .contains(String.join("", "[ERROR] Input RDF file ", currTestFile.toString(), " cannot be read."));
    outStream.reset();

    // Test provide supported input file type, unsupported output RDF format
    args = new String[4];
    args[0] = "-i";
    args[1] = currTurtleTestFile.toString();
    args[2] = "-f";
    args[3] = "iDoNotExist";
    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains("[ERROR] Unsupported output format: 'IDONOTEXIST'");
    outStream.reset();

    // Test provide supported input file type, test write output file w/o providing output filename
    args = new String[2];
    args[0] = "-i";
    args[1] = currTurtleTestFile.toString();
    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains(String.join("", "[INFO ] Writing data to RDF file '",
            testFileFolder.resolve(testTurtleDefaultOutName).toString(), "' using format 'TTL'"));
    outStream.reset();

    // Test invalid RDF input file
    args = new String[2];
    args[0] = "-i";
    args[1] = currInvalidTestFile.toString();
    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains("[line: 1, col: 1 ] Content is not allowed in prolog.");
    outStream.reset();

    // Test writing to provided output file does not match provided output format
    args = new String[6];
    args[0] = "-i";
    args[1] = currTurtleTestFile.toString();
    args[2] = "-o";
    args[3] = outFileName;
    args[4] = "-f";
    args[5] = "JSON-LD";

    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains(String.join("", "[INFO ] Writing data to RDF file '", outFileName,
            ".jsonld' using format 'JSON-LD'"));
    outStream.reset();

    // Test writing to provided output file
    args = new String[4];
    args[0] = "-i";
    args[1] = currTurtleTestFile.toString();
    args[2] = "-o";
    args[3] = outFileName;

    cmd = parser.parse(useOptions, args, false);
    this.convCont.run(cmd);

    assertThat(outStream.toString()).contains(
            String.join("", "[INFO ] Writing data to RDF file '", outFileName, "' using format 'TTL'"));
    outStream.reset();

    // Clean up
    if (Files.exists(testFileFolder)) {
        FileUtils.deleteDirectory(testFileFolder.toFile());
    }
    rootLogger.removeAllAppenders();
    System.setOut(stdout);
    System.setErr(errout);
}

---

From source file:org.apache.hadoop.streaming.UtilTest.java

void redirectIfAntJunit() throws IOException {
    boolean fromAntJunit = System.getProperty("test.build.data") != null;
    if (fromAntJunit) {
        new File(antTestDir_).mkdirs();
        File outFile = new File(antTestDir_, testName_ + ".log");
        PrintStream out = new PrintStream(new FileOutputStream(outFile));
        System.setOut(out);
        System.setErr(out);//from  w  w  w.ja v  a  2s .  co m
    }
}

---

From source file:org.apache.tika.cli.TikaCLIBatchIT.java

@After
public void tearDown() throws Exception {
    System.setOut(new PrintStream(out, true, UTF_8.name()));
    System.setErr(new PrintStream(err, true, UTF_8.name()));
    //TODO: refactor to use our deleteDirectory with straight path
    //FileUtils.deleteDirectory(tempOutputDir.toFile());
}

---

From source file:functionaltests.TagCommandsFunctTest.java

@Test
public void testListJobTaskIds() throws Exception {
    typeLine("listtasks(+" + jobId.longValue() + ")");

    runCli();//from w  w  w  .j a va  2  s . c om

    String out = this.capturedOutput.toString();
    System.setOut(stdOut);
    System.out.println("------------- testListJobTaskIds:");
    System.out.println(out);
    assertTrue(out.contains("T1#1"));
    assertTrue(out.contains("Print1#1"));
    assertTrue(out.contains("Print2#1"));
    assertTrue(out.contains("T2#1"));
    assertTrue(out.contains("T1#2"));
    assertTrue(out.contains("Print1#2"));
    assertTrue(out.contains("Print2#2"));
    assertTrue(out.contains("T2#2"));
}

---

From source file:org.apache.wiki.util.CryptoUtilTest.java

public void testCommandLineVerify() throws Exception {
    // Save old printstream
    PrintStream oldOut = System.out;

    // Swallow System out and get command output
    OutputStream out = new ByteArrayOutputStream();
    System.setOut(new PrintStream(out));
    CryptoUtil.main(new String[] { "--verify", "testing123", "{SSHA}yfT8SRT/WoOuNuA6KbJeF10OznZmb28=" });
    String output = new String(out.toString());

    // Restore old printstream
    System.setOut(oldOut);//  w w  w .j av a  2  s.co  m

    // Run our tests
    assertTrue(output.startsWith("true"));
}

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