[14415] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.tools;
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| 3 |
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| 4 | import static org.junit.Assert.assertEquals;
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| 5 |
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| 6 | import java.util.ArrayList;
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| 7 | import java.util.Arrays;
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| 8 | import java.util.List;
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| 9 | import java.util.concurrent.atomic.AtomicBoolean;
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| 10 | import java.util.concurrent.atomic.AtomicReference;
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| 11 |
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| 12 | import org.junit.Test;
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| 13 | import org.openstreetmap.josm.tools.OptionParser.OptionCount;
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| 14 | import org.openstreetmap.josm.tools.OptionParser.OptionParseException;
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| 15 |
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| 16 | /**
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| 17 | * Test for {@link OptionParser}
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| 18 | * @author Michael Zangl
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| 19 | */
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| 20 | public class OptionParserTest {
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| 21 |
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| 22 | // A reason for moving to jupter...
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| 23 | @Test(expected = OptionParseException.class)
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| 24 | public void testEmptyParserRejectsLongopt() {
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| 25 | new OptionParser("test").parseOptions(Arrays.asList("--long"));
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| 26 | }
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| 27 |
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| 28 | @Test(expected = OptionParseException.class)
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| 29 | public void testEmptyParserRejectsShortopt() {
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| 30 | new OptionParser("test").parseOptions(Arrays.asList("-s"));
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| 31 | }
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| 32 |
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| 33 | @Test(expected = OptionParseException.class)
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| 34 | public void testParserRejectsWrongShortopt() {
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| 35 | new OptionParser("test").addFlagParameter("test", this::nop).addShortAlias("test", "t")
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| 36 | .parseOptions(Arrays.asList("-s"));
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| 37 | }
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| 38 |
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| 39 | @Test(expected = OptionParseException.class)
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| 40 | public void testParserRejectsWrongLongopt() {
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| 41 | new OptionParser("test").addFlagParameter("test", this::nop).parseOptions(Arrays.asList("--wrong"));
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| 42 | }
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| 43 |
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| 44 | @Test
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| 45 | public void testparserOption() {
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| 46 | AtomicReference<String> argFound = new AtomicReference<>();
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| 47 | OptionParser parser = new OptionParser("test")
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| 48 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 49 |
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| 50 | parser.parseOptions(Arrays.asList("--test", "arg"));
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| 51 | assertEquals("arg", argFound.get());
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| 52 | }
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| 53 |
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| 54 | @Test(expected = OptionParseException.class)
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| 55 | public void testparserOptionFailsIfMissing() {
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| 56 | AtomicReference<String> argFound = new AtomicReference<>();
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| 57 | OptionParser parser = new OptionParser("test")
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| 58 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 59 |
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| 60 | parser.parseOptions(Arrays.asList("--test2", "arg"));
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| 61 | }
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| 62 |
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| 63 | @Test(expected = OptionParseException.class)
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| 64 | public void testparserOptionFailsIfMissingArgument() {
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| 65 | AtomicReference<String> argFound = new AtomicReference<>();
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| 66 | OptionParser parser = new OptionParser("test")
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| 67 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 68 |
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| 69 | parser.parseOptions(Arrays.asList("--test2", "--other"));
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| 70 | }
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| 71 |
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| 72 | @Test(expected = OptionParseException.class)
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| 73 | public void testparserOptionFailsIfMissing2() {
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| 74 | AtomicReference<String> argFound = new AtomicReference<>();
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| 75 | OptionParser parser = new OptionParser("test")
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| 76 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 77 |
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| 78 | parser.parseOptions(Arrays.asList("--", "--test", "arg"));
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| 79 | }
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| 80 |
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| 81 | @Test(expected = OptionParseException.class)
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| 82 | public void testparserOptionFailsIfTwice() {
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| 83 | AtomicReference<String> argFound = new AtomicReference<>();
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| 84 | OptionParser parser = new OptionParser("test")
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| 85 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 86 |
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| 87 | parser.parseOptions(Arrays.asList("--test", "arg", "--test", "arg"));
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| 88 | }
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| 89 |
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| 90 | @Test(expected = OptionParseException.class)
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| 91 | public void testparserOptionFailsIfTwiceForAlias() {
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| 92 | AtomicReference<String> argFound = new AtomicReference<>();
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| 93 | OptionParser parser = new OptionParser("test")
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| 94 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 95 | .addShortAlias("test", "t");
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| 96 |
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| 97 | parser.parseOptions(Arrays.asList("--test", "arg", "-t", "arg"));
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| 98 | }
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| 99 |
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| 100 | @Test(expected = OptionParseException.class)
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| 101 | public void testOptionalOptionFailsIfTwice() {
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| 102 | OptionParser parser = new OptionParser("test")
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| 103 | .addFlagParameter("test", this::nop);
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| 104 | parser.parseOptions(Arrays.asList("--test", "--test"));
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| 105 | }
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| 106 |
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| 107 | @Test(expected = OptionParseException.class)
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| 108 | public void testOptionalOptionFailsIfTwiceForAlias() {
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| 109 | OptionParser parser = new OptionParser("test")
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| 110 | .addFlagParameter("test", this::nop)
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| 111 | .addShortAlias("test", "t");
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| 112 | parser.parseOptions(Arrays.asList("-t", "-t"));
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| 113 | }
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| 114 |
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| 115 | @Test(expected = OptionParseException.class)
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| 116 | public void testOptionalOptionFailsIfTwiceForAlias2() {
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| 117 | OptionParser parser = new OptionParser("test")
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| 118 | .addFlagParameter("test", this::nop)
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| 119 | .addShortAlias("test", "t");
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| 120 | parser.parseOptions(Arrays.asList("-tt"));
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| 121 | }
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| 122 |
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| 123 | @Test
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| 124 | public void testLongArgumentsUsingEqualSign() {
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| 125 | AtomicReference<String> argFound = new AtomicReference<>();
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| 126 | OptionParser parser = new OptionParser("test")
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| 127 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set);
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| 128 |
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| 129 | List<String> remaining = parser.parseOptions(Arrays.asList("--test=arg", "value"));
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| 130 |
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| 131 | assertEquals(Arrays.asList("value"), remaining);
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| 132 | assertEquals("arg", argFound.get());
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| 133 |
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| 134 | remaining = parser.parseOptions(Arrays.asList("--test=", "value"));
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| 135 |
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| 136 | assertEquals(Arrays.asList("value"), remaining);
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| 137 | assertEquals("", argFound.get());
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| 138 |
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| 139 | remaining = parser.parseOptions(Arrays.asList("--test=with space and=equals", "value"));
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| 140 |
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| 141 | assertEquals(Arrays.asList("value"), remaining);
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| 142 | assertEquals("with space and=equals", argFound.get());
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| 143 | }
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| 144 |
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| 145 | @Test(expected = OptionParseException.class)
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| 146 | public void testLongArgumentsMissingOption() {
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| 147 | OptionParser parser = new OptionParser("test")
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| 148 | .addArgumentParameter("test", OptionCount.REQUIRED, this::nop);
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| 149 |
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| 150 | parser.parseOptions(Arrays.asList("--test"));
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| 151 | }
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| 152 |
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| 153 | @Test(expected = OptionParseException.class)
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| 154 | public void testLongArgumentsMissingOption2() {
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| 155 | OptionParser parser = new OptionParser("test")
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| 156 | .addArgumentParameter("test", OptionCount.REQUIRED, this::nop);
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| 157 |
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| 158 | parser.parseOptions(Arrays.asList("--test", "--", "x"));
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| 159 | }
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| 160 |
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| 161 | @Test(expected = OptionParseException.class)
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| 162 | public void testShortArgumentsMissingOption() {
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| 163 | OptionParser parser = new OptionParser("test")
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| 164 | .addArgumentParameter("test", OptionCount.REQUIRED, this::nop)
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| 165 | .addShortAlias("test", "t");
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| 166 |
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| 167 | parser.parseOptions(Arrays.asList("-t"));
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| 168 | }
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| 169 |
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| 170 | @Test(expected = OptionParseException.class)
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| 171 | public void testShortArgumentsMissingOption2() {
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| 172 | OptionParser parser = new OptionParser("test")
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| 173 | .addArgumentParameter("test", OptionCount.REQUIRED, this::nop)
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| 174 | .addShortAlias("test", "t");
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| 175 |
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| 176 | parser.parseOptions(Arrays.asList("-t", "--", "x"));
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| 177 | }
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| 178 |
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| 179 | @Test(expected = OptionParseException.class)
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| 180 | public void testLongFlagHasOption() {
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| 181 | OptionParser parser = new OptionParser("test")
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| 182 | .addFlagParameter("test", this::nop);
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| 183 |
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| 184 | parser.parseOptions(Arrays.asList("--test=arg"));
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| 185 | }
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| 186 |
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| 187 | @Test(expected = OptionParseException.class)
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| 188 | public void testShortFlagHasOption() {
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| 189 | OptionParser parser = new OptionParser("test")
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| 190 | .addFlagParameter("test", this::nop)
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| 191 | .addShortAlias("test", "t");
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| 192 |
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| 193 | parser.parseOptions(Arrays.asList("-t=arg"));
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| 194 | }
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| 195 |
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| 196 | @Test
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| 197 | public void testShortArgumentsUsingEqualSign() {
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| 198 | AtomicReference<String> argFound = new AtomicReference<>();
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| 199 | OptionParser parser = new OptionParser("test")
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| 200 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 201 | .addShortAlias("test", "t");
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| 202 |
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| 203 | List<String> remaining = parser.parseOptions(Arrays.asList("-t=arg", "value"));
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| 204 |
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| 205 | assertEquals(Arrays.asList("value"), remaining);
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| 206 | assertEquals("arg", argFound.get());
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| 207 | }
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| 208 |
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| 209 | @Test
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| 210 | public void testMultipleArguments() {
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| 211 | AtomicReference<String> argFound = new AtomicReference<>();
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| 212 | List<String> multiFound = new ArrayList<>();
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| 213 | AtomicBoolean usedFlag = new AtomicBoolean();
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| 214 | AtomicBoolean unusedFlag = new AtomicBoolean();
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| 215 | OptionParser parser = new OptionParser("test")
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| 216 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 217 | .addShortAlias("test", "t")
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| 218 | .addArgumentParameter("multi", OptionCount.MULTIPLE, multiFound::add)
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| 219 | .addFlagParameter("flag", () -> usedFlag.set(true))
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| 220 | .addFlagParameter("flag2", () -> unusedFlag.set(true));
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| 221 |
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| 222 | List<String> remaining = parser.parseOptions(Arrays.asList(
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| 223 | "-t=arg", "--multi", "m1", "x1", "--flag", "--multi", "m2", "x2", "--", "x3", "--x4", "x5"));
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| 224 |
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| 225 | assertEquals(Arrays.asList("x1", "x2", "x3", "--x4", "x5"), remaining);
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| 226 | assertEquals("arg", argFound.get());
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| 227 | assertEquals(Arrays.asList("m1", "m2"), multiFound);
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| 228 | assertEquals(true, usedFlag.get());
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| 229 | assertEquals(false, unusedFlag.get());
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| 230 | }
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| 231 |
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| 232 | @Test
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| 233 | public void testUseAlternatives() {
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| 234 | AtomicReference<String> argFound = new AtomicReference<>();
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| 235 | AtomicBoolean usedFlag = new AtomicBoolean();
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| 236 | AtomicBoolean unusedFlag = new AtomicBoolean();
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| 237 |
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| 238 | OptionParser parser = new OptionParser("test")
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| 239 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 240 | .addFlagParameter("flag", () -> usedFlag.set(true))
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| 241 | .addFlagParameter("fleg", () -> unusedFlag.set(true));
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| 242 |
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| 243 | List<String> remaining = parser.parseOptions(Arrays.asList("--te=arg", "--fla"));
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| 244 |
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| 245 | assertEquals(Arrays.asList(), remaining);
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| 246 | assertEquals("arg", argFound.get());
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| 247 | assertEquals(true, usedFlag.get());
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| 248 | assertEquals(false, unusedFlag.get());
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| 249 | }
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| 250 |
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| 251 | @Test(expected = OptionParseException.class)
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| 252 | public void testAbigiousAlternatives() {
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| 253 | AtomicReference<String> argFound = new AtomicReference<>();
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| 254 | AtomicBoolean usedFlag = new AtomicBoolean();
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| 255 | AtomicBoolean unusedFlag = new AtomicBoolean();
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| 256 |
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| 257 | OptionParser parser = new OptionParser("test")
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| 258 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 259 | .addFlagParameter("flag", () -> usedFlag.set(true))
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| 260 | .addFlagParameter("fleg", () -> unusedFlag.set(true));
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| 261 |
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| 262 | parser.parseOptions(Arrays.asList("--te=arg", "--fl"));
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| 263 | }
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| 264 |
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| 265 | @Test(expected = OptionParseException.class)
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| 266 | public void testMultipleShort() {
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| 267 | AtomicReference<String> argFound = new AtomicReference<>();
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| 268 | AtomicBoolean usedFlag = new AtomicBoolean();
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| 269 | AtomicBoolean unusedFlag = new AtomicBoolean();
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| 270 |
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| 271 | OptionParser parser = new OptionParser("test")
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| 272 | .addArgumentParameter("test", OptionCount.REQUIRED, argFound::set)
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| 273 | .addShortAlias("test", "t")
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| 274 | .addFlagParameter("flag", () -> usedFlag.set(true))
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| 275 | .addShortAlias("flag", "f")
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| 276 | .addFlagParameter("fleg", () -> unusedFlag.set(true));
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| 277 |
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| 278 | List<String> remaining = parser.parseOptions(Arrays.asList("-ft=arg", "x"));
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| 279 |
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| 280 | assertEquals(Arrays.asList("x"), remaining);
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| 281 | assertEquals("arg", argFound.get());
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| 282 | assertEquals(true, usedFlag.get());
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| 283 | assertEquals(false, unusedFlag.get());
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| 284 |
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| 285 | remaining = parser.parseOptions(Arrays.asList("-ft", "arg", "x"));
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| 286 |
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| 287 | assertEquals(Arrays.asList("x"), remaining);
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| 288 | assertEquals("arg", argFound.get());
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| 289 | assertEquals(true, usedFlag.get());
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| 290 | assertEquals(false, unusedFlag.get());
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| 291 |
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| 292 | remaining = parser.parseOptions(Arrays.asList("-f", "-t=arg", "x"));
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| 293 |
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| 294 | assertEquals(Arrays.asList("x"), remaining);
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| 295 | assertEquals("arg", argFound.get());
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| 296 | assertEquals(true, usedFlag.get());
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| 297 | assertEquals(false, unusedFlag.get());
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| 298 | }
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| 299 |
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| 300 | @Test(expected = IllegalArgumentException.class)
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| 301 | public void testIllegalOptionName() {
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| 302 | new OptionParser("test").addFlagParameter("", this::nop);
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| 303 | }
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| 304 |
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| 305 | @Test(expected = IllegalArgumentException.class)
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| 306 | public void testIllegalOptionName2() {
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| 307 | new OptionParser("test").addFlagParameter("-", this::nop);
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| 308 | }
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| 309 |
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| 310 | @Test(expected = IllegalArgumentException.class)
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| 311 | public void testIllegalOptionName3() {
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| 312 | new OptionParser("test").addFlagParameter("-test", this::nop);
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| 313 | }
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| 314 |
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| 315 | @Test(expected = IllegalArgumentException.class)
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| 316 | public void testIllegalOptionName4() {
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| 317 | new OptionParser("test").addFlagParameter("$", this::nop);
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| 318 | }
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| 319 |
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| 320 | @Test(expected = IllegalArgumentException.class)
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| 321 | public void testDupplicateOptionName() {
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| 322 | new OptionParser("test").addFlagParameter("test", this::nop).addFlagParameter("test", this::nop);
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| 323 | }
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| 324 |
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| 325 | @Test(expected = IllegalArgumentException.class)
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| 326 | public void testDupplicateOptionName2() {
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| 327 | new OptionParser("test").addFlagParameter("test", this::nop)
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| 328 | .addArgumentParameter("test", OptionCount.OPTIONAL, this::nop);
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| 329 | }
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| 330 |
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| 331 | @Test(expected = IllegalArgumentException.class)
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| 332 | public void testInvalidShortAlias() {
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| 333 | new OptionParser("test").addFlagParameter("test", this::nop).addShortAlias("test", "$");
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| 334 | }
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| 335 |
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| 336 | @Test(expected = IllegalArgumentException.class)
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| 337 | public void testInvalidShortAlias2() {
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| 338 | new OptionParser("test").addFlagParameter("test", this::nop).addShortAlias("test", "");
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| 339 | }
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| 340 |
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| 341 | @Test(expected = IllegalArgumentException.class)
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| 342 | public void testInvalidShortAlias3() {
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| 343 | new OptionParser("test").addFlagParameter("test", this::nop).addShortAlias("test", "xx");
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| 344 | }
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| 345 |
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| 346 | @Test(expected = IllegalArgumentException.class)
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| 347 | public void testDupplicateShortAlias() {
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| 348 | new OptionParser("test").addFlagParameter("test", this::nop)
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| 349 | .addFlagParameter("test2", this::nop)
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| 350 | .addShortAlias("test", "t")
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| 351 | .addShortAlias("test2", "t");
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| 352 | }
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| 353 |
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| 354 | @Test(expected = IllegalArgumentException.class)
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| 355 | public void testInvalidShortNoLong() {
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| 356 | new OptionParser("test").addFlagParameter("test", this::nop).addShortAlias("test2", "t");
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| 357 | }
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| 358 |
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| 359 | private void nop() {
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| 360 | // nop
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| 361 | }
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| 362 |
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| 363 | private void nop(String arg) {
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| 364 | // nop
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| 365 | }
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| 366 | }
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