Quadcap Embeddable Server

com/quadcap/util/Test.java

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package com.quadcap.util;

/* Copyright 1997 - 2003 Quadcap Software.  All rights reserved.
 *
 * This software is distributed under the Quadcap Free Software License.
 * This software may be used or modified for any purpose, personal or
 * commercial.  Open Source redistributions are permitted.  Commercial
 * redistribution of larger works derived from, or works which bundle
 * this software requires a "Commercial Redistribution License"; see
 * http://www.quadcap.com/purchase.
 *
 * Redistributions qualify as "Open Source" under  one of the following terms:
 *   
 *    Redistributions are made at no charge beyond the reasonable cost of
 *    materials and delivery.
 *
 *    Redistributions are accompanied by a copy of the Source Code or by an
 *    irrevocable offer to provide a copy of the Source Code for up to three
 *    years at the cost of materials and delivery.  Such redistributions
 *    must allow further use, modification, and redistribution of the Source
 *    Code under substantially the same terms as this license.
 *
 * Redistributions of source code must retain the copyright notices as they
 * appear in each source code file, these license terms, and the
 * disclaimer/limitation of liability set forth as paragraph 6 below.
 *
 * Redistributions in binary form must reproduce this Copyright Notice,
 * these license terms, and the disclaimer/limitation of liability set
 * forth as paragraph 6 below, in the documentation and/or other materials
 * provided with the distribution.
 *
 * The Software is provided on an "AS IS" basis.  No warranty is
 * provided that the Software is free of defects, or fit for a
 * particular purpose.  
 *
 * Limitation of Liability. Quadcap Software shall not be liable
 * for any damages suffered by the Licensee or any third party resulting
 * from use of the Software.
 */

import java.io.*;
import java.util.*;

/**
 * Test harness for the com.quadcap.util package.  This class is also the
 * base class for other package Test classes.
 *
 * @author Stan Bailes
 */
public class Test {
    String                              currentTest     = "";
    OutputStream                        out;
    protected PrintWriter               writer;
    String                              outFile;
    boolean                             generate        = false;
    boolean                             verbose         = false;
    protected boolean                   failed          = false;

    /**
     * Test constructor.  Open the output file as specified.
     */
    public Test() {
        try {
            outFile = System.getProperty("out");
            generate = Util.boolProperty("gen");
            if (outFile != null) {
                if (generate) {
                    out = new FileOutputStream(outFile);
                } else {
                    out = new FileOutputStream(outFile + ".gen");
                }
                out = new SedOutputStream(out);
                writer = new PrintWriter(out);
            } else {
                writer = new PrintWriter(System.out);
            }
        } catch (IOException e) {
            Debug.print(e);
            System.out.println("ERROR: " + e);
        }
    }

    class SedOutputStream extends OutputStream {
        int state = 0;
        OutputStream out;
        int[] lit = { 'T', 'E', 'S', 'T' };
        SedOutputStream(OutputStream out) { this.out = out; }
        public void write(int c) throws IOException {
            boolean skip = false;
            if (state == 4) {
                if (Character.isDigit((char)c) || c == '_') {
                    skip = true;
                } else {
                    state = 0;
                }
            } else {
                if (lit[state] == Character.toUpperCase((char)c)) state++;
                else if (lit[0] == c) state = 1;
                else state = 0;
            }
            if (!skip) out.write(c);
        }
    }

    /**
     * For tests which generate output to a stream, compare the actual stream
     * to the expected (pregenerated) stream.  If the <code>gen</code>
     * system property is <b>true</b>, we simply close the stream, which
     * is used to generate the file of expected data used to compare in
     * subsequent test runs.
     */
    public void checkOutput() {
        writer.flush();
        if (outFile != null) {
            try {
                out.close();
                if (!generate) {
                    failed = 0 != Util.execCommand("diff -w " +
                                                   outFile + " " +
                                                   outFile + ".gen",
                                                   System.out);
                    printFinal();
                }
            } catch (IOException e) {
                Debug.print(e);
                System.out.println("ERROR: " + e);
                return;
            }
        } else {
            printFinal();
        }
    }

    final void printFinal() {
        if (outFile == null) {
            outFile = System.getProperty("tests");
        }
        if (failed) {
            System.out.println("FAILED: " + outFile);
            if (Boolean.getBoolean("exitOnFail")) {
                System.exit(1);
            }
        } else {
            System.out.println("PASSED: " + outFile);
        }
    }
    
    /**
     * Indicate a test error with the specified detail message
     *
     * @param s the message
     */
    public void testError(String s) {
        System.out.println("ERROR: " + currentTest + ": " + s);
        failed = true;
    }

    /**
     * Compare two strings, resulting in a test error if the strings are
     * not equal
     *
     * @param exp the expected value
     * @param act the actual value
     */
    public void testCompare(String exp, String act) {
        if (!act.equals(exp)) {
            testError("expected = " + exp + ", actual = " + act);
        }
    }

    /**
     * Assert
     */
    public void testAssert(boolean val, String msg) {
        if (!val) testError(msg);
    }

    public void testAssert(boolean val) {
        if (!val) {
            String t = Util.stackTrace();
            int idx = t.indexOf("\n");
            if (idx > 0) {
                t = t.substring(idx+1);
                idx = t.indexOf("\n");
                if (idx > 0) {
                    t = t.substring(0, idx);
                }
            }
            testError("Assert failed: " + t);
        }
    }

    /**
     * Main test driver.  Set up environment, run each test by using reflection
     * to find the methods in the derived class as specified by the
     * <code>tests</code> system property.
     */
    public void test(String args[]) {
        String tests = System.getProperty("tests");
        Debug.debugMode = Debug.debugAll;
        Debug.printLevel = Util.intProperty("debug", 1);
        verbose = Util.boolProperty("verbose");

        try {
            Class myClass = this.getClass();
            Class[] argTypes = {
                Class.forName("[Ljava.lang.String;")
            };
            Object[] objArgs = {
                args
            };

            Vector tv = Util.split(System.getProperty("tests"), ',');
            for (int i = 0; i < tv.size(); i++) {
                String test = (String)tv.elementAt(i);
                currentTest = test;
                java.lang.reflect.Method m =
                    myClass.getDeclaredMethod(test, argTypes);
                if (m != null) {
                    try {
                        if (verbose) {
                            System.out.println("test: " + currentTest);
                        }
                        m.invoke(this, objArgs);
                    } catch (Throwable t) {
                        t.printStackTrace(writer);
                        Debug.print(t);
                        System.out.println("ERROR: " + t);
                    } finally {
                    }
                }
            }
        } catch (Exception e) {
            Debug.print(e);
            System.out.println("ERROR: " + e.toString());
        }

        checkOutput();
    }

    // ---- Package com.quadcap.util Tests
    /**
     * testUtilStrBytes -- test <code>Util.strBytes</code>
     *
     * @param args ignored
     */
    public void testUtilStrBytes(String args[]) {
        byte[] buf = new byte[256];
        for (int i = 0; i < buf.length; i++) {
            buf[i] = (byte)i;
        }
        writer.println(Util.strBytes(buf, 0, 256));
    }

    /**
     * testDlist -- test the DList class.
     */
    public void testDList(String args[]) throws ListException {
        DList dl = new DList();
        for (int i = 0; i < 10; i++) dl.addFront(new Integer(i));
        writer.print("[0-9]: " + dl);
        for (int i = 0; i < 10; i++) {
            dl.addBack(new Integer(i+10));
            int j = ((Integer)dl.tail().obj).intValue();
            if (j != i+10) {
                throw new RuntimeException("tail should be " + (i+10) +
                                           ", is " + dl.tail().obj);
            }
        }
        writer.print("[10-19]");
        dl.show(writer);

        DListItem d = dl.head();
        for (int i = 0; i < 15; i++) d = d.next;
        dl.moveFront(d);
        writer.print("[15->0]");
        dl.show(writer);

        DList d2 = new DList();
        for (int i = 0; i < 25; i++) {
            if (dl.size() > 0) {
                d = null;
                d = ((i&1) != 0) ? dl.popFront() : dl.popBack();
                d2.addBack(d.obj);
            }
        }
        writer.print("[altdel]");
        dl.show(writer);

        writer.print("[deleted]");
        d2.show(writer);
    }

    public static void tfoo(Object obj) {
        System.out.println("class(" + obj.getClass().getName() + ")");
    }

    public void testFoo(String args[]) {
        tfoo(new byte[10]);
    }

    public void testFile1(String args[]) throws IOException {
        new File("test.1").delete();
        RandomAccessFile f = new RandomAccessFile("test.1", "rw");
        byte[] buf = new byte[1024];
        for (int i = 0; i < 512; i++) {
            f.write(buf);
            f.getFD().sync();
        }
        f.close();
    }

    public void testFile2(String args[]) throws IOException {
        new File("test.1").delete();
        FileOutputStream f = new FileOutputStream("test.1");
        byte[] buf = new byte[1024];
        for (int i = 0; i < 512; i++) {
            f.write(buf);
            f.flush();
        }
        f.close();
    }

    public void testTime(String args[]) throws Exception {
        java.text.SimpleDateFormat df = new java.text.SimpleDateFormat("yyyy-MM-dd");
        System.out.println(args[0] + " = " + df.parse(args[0]).getTime());
    }

    public void testFile3(String args[]) throws Exception {
        FileOutputStream fox = new FileOutputStream("asc.out");
        for (int i = 0; i < 256; i++) {
            fox.write(i);
        }
        fox.close();
    }

    final static String readString1(DataInput is) throws IOException {
        StringBuffer sb = new StringBuffer();
        int cnt = is.readInt();
        while (cnt-- > 0) {
            sb.append(is.readChar());
        }
        return sb.toString();
    }

    final static String readString4(DataInput is) throws IOException {
        int cnt = is.readInt();
        StringBuffer sb = new StringBuffer(cnt);
        while (cnt-- > 0) {
            sb.append(is.readChar());
        }
        return sb.toString();
    }

    final static String readString2(DataInput is) throws IOException {
        int cnt = is.readInt();
        char[] c = new char[cnt];
        for (int i = 0; i < cnt; i++) {
            c[i] = is.readChar();
        }
        return new String(c);
    }

    final static String readString22(DataInput is) throws IOException {
        int cnt = is.readInt();
        char[] c = new char[cnt];
        byte[] b = new byte[cnt << 1];
        is.readFully(b);
        int k = 0;
        for (int i = 0; i < cnt; i++) {
            int s = (b[k++] & 0xff) << 8;
            s |= (b[k++] & 0xff);
            c[i] = (char)s;
        }
        return new String(c);
    }

    final static String readString3(DataInput is) throws IOException {
        int cnt = is.readInt();
        char[] c = new char[cnt];
        for (int i = 0; i < cnt; i++) {
            int s = is.readByte() & 0xff;
            if (s > 0x7f) {
                s &= 0x7f;
                s <<= 8;
                s |= is.readByte() & 0xff;
            }
            c[i] = (char)s;
        }
        return new String(c);
    }

    final static String readString5(DataInput is) throws IOException {
        int cnt = is.readInt();
        char[] c = new char[cnt];
        byte[] b = new byte[cnt];
        int k = 0;
        while (k < cnt) {
            int len = cnt - k;
            is.readFully(b, 0, len);
            for (int i = 0; i < len; i++) {
                int s = b[i] & 0xff;
                if (s > 0x7f) {
                    s &= 0x7f;
                    s <<= 8;
                    s |= b[++i] & 0xff;
                }
                c[k++] = (char)s;
            }
        }
        return new String(c);
    }

    final static void writeString1(String s, DataOutput os) throws IOException {
        os.writeInt(s.length());
        for (int i = 0; i < s.length(); i++) {
            os.writeChar(s.charAt(i));
        }
    }
        
    final static void writeString3(String s, DataOutput os) throws IOException {
        os.writeInt(s.length());
        for (int i = 0; i < s.length(); i++) {
            char c = s.charAt(i);
            if (c <= 0x7f) os.write(c);
            else {
                os.write(0x80 | ((c >> 8) & 0xff));
                os.write(c & 0xff);
            }
        }
    }

    public void testStr1(String args[]) throws Exception {
        final int bytes = 4000;
        final int loops = 1000;
        byte[] wrt = new byte[6];
        for (int i = 0; i < loops; i++) {
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            for (int j = 0; j < bytes; j++) {
                bos.write(wrt);
            }
            byte[] ret = bos.toByteArray();
        }
    }
        
//      public void testStr2(String args[]) throws Exception {
//      final int bytes = 4000;
//      final int loops = 1000;
//      byte[] wrt = new byte[6];
//      for (int i = 0; i < loops; i++) {
//          com.quadcap.sql.file.ByteArrayRandomAccess ba = new com.quadcap.sql.file.ByteArrayRandomAccess();
//          com.quadcap.sql.file.RandomAccessOutputStream out = new com.quadcap.sql.file.RandomAccessOutputStream(ba);
//          for (int j = 0; j < bytes; j++) {
//              out.write(wrt);
//          }
//          byte[] ret = ba.toByteArray();
//      }
//      }
        
    public void testTiming(String args[]) throws Exception {
        String orig = "asdlkjsdlf;jkasdf;ljkasdf;lkjasdf;lkjasdf";
        final int loops = 100000;
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        DataOutputStream dos = new DataOutputStream(bos);
        writeString1(orig, dos);
        byte[] f = bos.toByteArray();
        ByteArrayInputStream bis = new ByteArrayInputStream(f);
        DataInputStream dis = new DataInputStream(bis);
        bis.mark(1000);

        for (int i = 0; i < loops; i++) {
            dis.reset();
            String s = readString22(dis);
        }
    }

    public void testHdr1(String args[]) {
        Hashtable t1 = new Hashtable();
        Hashtable t2 = new Hashtable();
        final int loops = 1000000;
        for (int i = 0; i < loops; i++) {
        }
    }

    /**
     * Main.
     *
     * @param args passed to test driver
     */
    public static void main(String args[]) {
        Test test = new Test();
        test.test(args);
    }
}