1 | /*
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2 | * Copyright 2000-2002,2004 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 |
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18 | package org.apache.tools.ant.types;
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19 |
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20 | import org.apache.tools.ant.BuildException;
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21 |
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22 | import junit.framework.TestCase;
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23 | import junit.framework.AssertionFailedError;
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24 |
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25 | import java.io.File;
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26 |
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27 | /**
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28 | * JUnit 3 testcases for org.apache.tools.ant.CommandLine
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29 | *
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30 | */
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31 | public class CommandlineTest extends TestCase {
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32 |
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33 | public CommandlineTest(String name) {
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34 | super(name);
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35 | }
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36 |
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37 | public void testTokenizer() {
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38 | String[] s = Commandline.translateCommandline("1 2 3");
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39 | assertEquals("Simple case", 3, s.length);
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40 | for (int i=0; i<3; i++) {
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41 | assertEquals(""+(i+1), s[i]);
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42 | }
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43 |
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44 | s = Commandline.translateCommandline("");
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45 | assertEquals("empty string", 0, s.length);
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46 |
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47 | s = Commandline.translateCommandline(null);
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48 | assertEquals("null", 0, s.length);
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49 |
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50 | s = Commandline.translateCommandline("1 \'2\' 3");
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51 | assertEquals("Simple case with single quotes", 3, s.length);
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52 | assertEquals("Single quotes have been stripped", "2", s[1]);
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53 |
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54 | s = Commandline.translateCommandline("1 \"2\" 3");
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55 | assertEquals("Simple case with double quotes", 3, s.length);
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56 | assertEquals("Double quotes have been stripped", "2", s[1]);
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57 |
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58 | s = Commandline.translateCommandline("1 \"2 3\" 4");
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59 | assertEquals("Case with double quotes and whitespace", 3, s.length);
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60 | assertEquals("Double quotes stripped, space included", "2 3", s[1]);
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61 |
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62 | s = Commandline.translateCommandline("1 \"2\'3\" 4");
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63 | assertEquals("Case with double quotes around single quote", 3, s.length);
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64 | assertEquals("Double quotes stripped, single quote included", "2\'3",
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65 | s[1]);
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66 |
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67 | s = Commandline.translateCommandline("1 \'2 3\' 4");
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68 | assertEquals("Case with single quotes and whitespace", 3, s.length);
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69 | assertEquals("Single quotes stripped, space included", "2 3", s[1]);
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70 |
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71 | s = Commandline.translateCommandline("1 \'2\"3\' 4");
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72 | assertEquals("Case with single quotes around double quote", 3, s.length);
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73 | assertEquals("Single quotes stripped, double quote included", "2\"3",
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74 | s[1]);
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75 |
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76 | // \ doesn't have a special meaning anymore - this is different from
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77 | // what the Unix sh does but causes a lot of problems on DOS
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78 | // based platforms otherwise
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79 | s = Commandline.translateCommandline("1 2\\ 3 4");
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80 | assertEquals("case with quoted whitespace", 4, s.length);
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81 | assertEquals("backslash included", "2\\", s[1]);
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82 |
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83 | // "" should become a single empty argument, same for ''
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84 | // PR 5906
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85 | s = Commandline.translateCommandline("\"\" a");
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86 | assertEquals("Doublequoted null arg prepend", 2, s.length);
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87 | assertEquals("Doublequoted null arg prepend", "", s[0]);
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88 | assertEquals("Doublequoted null arg prepend", "a", s[1]);
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89 | s = Commandline.translateCommandline("a \"\"");
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90 | assertEquals("Doublequoted null arg append", 2, s.length);
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91 | assertEquals("Doublequoted null arg append", "a", s[0]);
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92 | assertEquals("Doublequoted null arg append", "", s[1]);
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93 | s = Commandline.translateCommandline("\"\"");
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94 | assertEquals("Doublequoted null arg", 1, s.length);
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95 | assertEquals("Doublequoted null arg", "", s[0]);
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96 |
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97 | s = Commandline.translateCommandline("\'\' a");
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98 | assertEquals("Singlequoted null arg prepend", 2, s.length);
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99 | assertEquals("Singlequoted null arg prepend", "", s[0]);
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100 | assertEquals("Singlequoted null arg prepend", "a", s[1]);
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101 | s = Commandline.translateCommandline("a \'\'");
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102 | assertEquals("Singlequoted null arg append", 2, s.length);
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103 | assertEquals("Singlequoted null arg append", "a", s[0]);
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104 | assertEquals("Singlequoted null arg append", "", s[1]);
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105 | s = Commandline.translateCommandline("\'\'");
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106 | assertEquals("Singlequoted null arg", 1, s.length);
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107 | assertEquals("Singlequoted null arg", "", s[0]);
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108 |
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109 | // now to the expected failures
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110 |
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111 | try {
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112 | s = Commandline.translateCommandline("a \'b c");
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113 | fail("unbalanced single quotes undetected");
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114 | } catch (BuildException be) {
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115 | assertEquals("unbalanced quotes in a \'b c", be.getMessage());
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116 | }
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117 |
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118 | try {
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119 | s = Commandline.translateCommandline("a \"b c");
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120 | fail("unbalanced double quotes undetected");
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121 | } catch (BuildException be) {
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122 | assertEquals("unbalanced quotes in a \"b c", be.getMessage());
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123 | }
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124 | }
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125 |
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126 | public void testToString() {
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127 | assertEquals("", Commandline.toString(new String[0]));
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128 | assertEquals("", Commandline.toString(null));
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129 | assertEquals("1 2 3", Commandline.toString(new String[] {"1", "2", "3"}));
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130 | assertEquals("1 \"2 3\"", Commandline.toString(new String[] {"1", "2 3"}));
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131 | assertEquals("1 \"2\'3\"", Commandline.toString(new String[] {"1", "2\'3"}));
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132 | assertEquals("1 \'2\"3\'", Commandline.toString(new String[] {"1", "2\"3"}));
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133 | }
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134 |
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135 | public void testAwkCommand(){
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136 | Commandline c = new Commandline();
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137 | c.setExecutable("awk");
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138 | c.createArgument().setValue("'NR == 2 { print $NF }'");
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139 | String[] s = c.getCommandline();
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140 | assertNotNull(s);
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141 | assertEquals(2, s.length);
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142 | assertEquals("awk", s[0]);
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143 | assertEquals("'NR == 2 { print $NF }'", s[1]);
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144 | }
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145 | }
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