1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.debug.test;
  24 
  25 import static org.junit.Assert.assertEquals;
  26 
  27 import java.io.ByteArrayOutputStream;
  28 import java.io.PrintStream;
  29 import java.nio.charset.StandardCharsets;
  30 import java.util.Arrays;
  31 import java.util.Collection;
  32 
  33 import org.junit.Test;
  34 import org.junit.experimental.runners.Enclosed;
  35 import org.junit.runner.RunWith;
  36 import org.junit.runners.Parameterized;
  37 import org.junit.runners.Parameterized.Parameter;
  38 import org.junit.runners.Parameterized.Parameters;
  39 
  40 import org.graalvm.compiler.debug.CSVUtil;
  41 
  42 @RunWith(Enclosed.class)
  43 public class CSVUtilTest {
  44 
  45     @RunWith(Parameterized.class)
  46     public static class FormatStringBuilder {
  47         /** Some interesting values. */
  48         private static final Object[][] values = {
  49                         {"", ""},
  50                         {"%s", "%s"},
  51                         {"%s,%s", "%s;%s"},
  52         };
  53 
  54         @Parameters(name = " [{0}] to \"{1}\" ")
  55         public static Collection<Object[]> data() {
  56             return Arrays.asList(values);
  57         }
  58 
  59         @Parameter(value = 0) public String input;
  60         @Parameter(value = 1) public String expected;
  61 
  62         @Test
  63         public void testBuildFormatString() {
  64             assertEquals(expected, CSVUtil.buildFormatString(input.split(",")));
  65         }
  66     }
  67 
  68     @RunWith(Parameterized.class)
  69     public static class Escape {
  70 
  71         /** Some interesting values. */
  72         private static final Object[][] values = {
  73                         {"XXX\"YYY", "\"XXX\\\"YYY\""},
  74                         {"X\\XX\"YYY", "\"X\\\\XX\\\"YYY\""},
  75         };
  76 
  77         @Parameters(name = "''{0}'' to ''{1}''")
  78         public static Collection<Object[]> data() {
  79             return Arrays.asList(values);
  80         }
  81 
  82         @Parameter(value = 0) public String input;
  83         @Parameter(value = 1) public String expected;
  84 
  85         @Test
  86         public void testEscape() {
  87             assertEquals(expected, CSVUtil.Escape.escapeRaw(input));
  88         }
  89 
  90     }
  91 
  92     @RunWith(Parameterized.class)
  93     public static class Formatter {
  94         /** Some interesting values. */
  95         private static final Object[][] values = {
  96                         {"%s;%s", "XXX,YYY", "XXX;YYY"},
  97                         {"%s;%s", "XXX,Y\"YY", "XXX;Y\"YY"},
  98                         {"%s;%s", "XXX,Y;YY", "XXX;\"Y;YY\""},
  99                         {"%s;%s", "XXX,Y\"Y;Y", "XXX;\"Y\\\"Y;Y\""},
 100         };
 101 
 102         @Parameters(name = "format=''{0}'' args=''{1}'' output=''{2}''")
 103         public static Collection<Object[]> data() {
 104             return Arrays.asList(values);
 105         }
 106 
 107         @Parameter(value = 0) public String format;
 108         @Parameter(value = 1) public String args;
 109         @Parameter(value = 2) public String expected;
 110 
 111         @Test
 112         public void testFormatter() {
 113             ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
 114             // call the method under test
 115             CSVUtil.Escape.println(new PrintStream(outputStream), format, toObjectArray(args));
 116             // get the actual string
 117             String printedStream = new String(outputStream.toByteArray(), StandardCharsets.UTF_8);
 118             // remove newline
 119             assertEquals(expected, printedStream.substring(0, printedStream.length() - 1));
 120         }
 121 
 122         private static Object[] toObjectArray(String args) {
 123             String[] split = args.split(",");
 124             Object[] obj = new Object[split.length];
 125             for (int i = 0; i < split.length; i++) {
 126                 obj[i] = split[i];
 127             }
 128             return obj;
 129         }
 130 
 131     }
 132 
 133 }