|
| 1 | +import org.junit.Assert.assertEquals |
| 2 | +import org.junit.Test |
| 3 | + |
| 4 | +import scala.util.parsing.combinator.Parsers |
| 5 | +import scala.util.parsing.input.CharSequenceReader |
| 6 | + |
| 7 | +class gh242 { |
| 8 | + class TestWithSeparator extends Parsers { |
| 9 | + type Elem = Char |
| 10 | + val csv: Parser[List[Char]] = repMN(5, 10, 'a', ',') |
| 11 | + } |
| 12 | + |
| 13 | + class TestWithoutSeparator extends Parsers { |
| 14 | + type Elem = Char |
| 15 | + val csv: Parser[List[Char]] = repMN(5, 10, 'a') |
| 16 | + } |
| 17 | + |
| 18 | + @Test |
| 19 | + def testEmpty(): Unit = { |
| 20 | + val tstParsers = new TestWithSeparator |
| 21 | + val s = new CharSequenceReader("") |
| 22 | + val expectedFailure = """[1.1] failure: end of input |
| 23 | + | |
| 24 | + | |
| 25 | + |^""".stripMargin |
| 26 | + assertEquals(expectedFailure, tstParsers.csv(s).toString) |
| 27 | + } |
| 28 | + |
| 29 | + @Test |
| 30 | + def testBelowMinimum(): Unit = { |
| 31 | + val tstParsers = new TestWithSeparator |
| 32 | + val s = new CharSequenceReader("a,a,a,a") |
| 33 | + val expectedFailure = """[1.8] failure: end of input |
| 34 | + | |
| 35 | + |a,a,a,a |
| 36 | + | ^""".stripMargin |
| 37 | + assertEquals(expectedFailure, tstParsers.csv(s).toString) |
| 38 | + } |
| 39 | + |
| 40 | + @Test |
| 41 | + def testMinimum(): Unit = { |
| 42 | + val tstParsers = new TestWithSeparator |
| 43 | + val s = new CharSequenceReader("a,a,a,a,a") |
| 44 | + val expected = List.fill[Char](5)('a') |
| 45 | + val actual = tstParsers.csv(s) |
| 46 | + assertEquals(9, actual.next.offset) |
| 47 | + assert(actual.successful) |
| 48 | + assertEquals(expected, actual.get) |
| 49 | + } |
| 50 | + |
| 51 | + @Test |
| 52 | + def testInRange(): Unit = { |
| 53 | + val tstParsers = new TestWithSeparator |
| 54 | + val s = new CharSequenceReader("a,a,a,a,a,a,a,a") |
| 55 | + val expected = List.fill[Char](8)('a') |
| 56 | + val actual = tstParsers.csv(s) |
| 57 | + assertEquals(15, actual.next.offset) |
| 58 | + assert(actual.successful) |
| 59 | + assertEquals(expected, actual.get) |
| 60 | + } |
| 61 | + |
| 62 | + @Test |
| 63 | + def testMaximum(): Unit = { |
| 64 | + val tstParsers = new TestWithSeparator |
| 65 | + val s = new CharSequenceReader("a,a,a,a,a,a,a,a,a,a") |
| 66 | + val expected = List.fill[Char](10)('a') |
| 67 | + val actual = tstParsers.csv(s) |
| 68 | + assertEquals(19, actual.next.offset) |
| 69 | + assert(actual.successful) |
| 70 | + assertEquals(expected, actual.get) |
| 71 | + } |
| 72 | + |
| 73 | + @Test |
| 74 | + def testAboveMaximum(): Unit = { |
| 75 | + val tstParsers = new TestWithSeparator |
| 76 | + val s = new CharSequenceReader("a,a,a,a,a,a,a,a,a,a,a,a") |
| 77 | + val expected = List.fill[Char](10)('a') |
| 78 | + val actual = tstParsers.csv(s) |
| 79 | + assertEquals(19, actual.next.offset) |
| 80 | + assert(actual.successful) |
| 81 | + assertEquals(expected, actual.get) |
| 82 | + } |
| 83 | + |
| 84 | + @Test |
| 85 | + def testEmptyWithoutSep(): Unit = { |
| 86 | + val tstParsers = new TestWithoutSeparator |
| 87 | + val s = new CharSequenceReader("") |
| 88 | + val expectedFailure = """[1.1] failure: end of input |
| 89 | + | |
| 90 | + | |
| 91 | + |^""".stripMargin |
| 92 | + assertEquals(expectedFailure, tstParsers.csv(s).toString) |
| 93 | + } |
| 94 | + |
| 95 | + @Test |
| 96 | + def testBelowMinimumWithoutSep(): Unit = { |
| 97 | + val tstParsers = new TestWithoutSeparator |
| 98 | + val s = new CharSequenceReader("aaaa") |
| 99 | + val expectedFailure = """[1.5] failure: end of input |
| 100 | + | |
| 101 | + |aaaa |
| 102 | + | ^""".stripMargin |
| 103 | + assertEquals(expectedFailure, tstParsers.csv(s).toString) |
| 104 | + } |
| 105 | + |
| 106 | + @Test |
| 107 | + def testMinimumWithoutSep(): Unit = { |
| 108 | + val tstParsers = new TestWithoutSeparator |
| 109 | + val s = new CharSequenceReader("aaaaa") |
| 110 | + val expected = List.fill[Char](5)('a') |
| 111 | + val actual = tstParsers.csv(s) |
| 112 | + assertEquals(5, actual.next.offset) |
| 113 | + assert(actual.successful) |
| 114 | + assertEquals(expected, actual.get) |
| 115 | + } |
| 116 | + |
| 117 | + @Test |
| 118 | + def testInRangeWithoutSep(): Unit = { |
| 119 | + val tstParsers = new TestWithoutSeparator |
| 120 | + val s = new CharSequenceReader("aaaaaaaa") |
| 121 | + val expected = List.fill[Char](8)('a') |
| 122 | + val actual = tstParsers.csv(s) |
| 123 | + assertEquals(8, actual.next.offset) |
| 124 | + assert(actual.successful) |
| 125 | + assertEquals(expected, actual.get) |
| 126 | + } |
| 127 | + |
| 128 | + @Test |
| 129 | + def testMaximumWithoutSep(): Unit = { |
| 130 | + val tstParsers = new TestWithoutSeparator |
| 131 | + val s = new CharSequenceReader("aaaaaaaaaa") |
| 132 | + val expected = List.fill[Char](10)('a') |
| 133 | + val actual = tstParsers.csv(s) |
| 134 | + assertEquals(10, actual.next.offset) |
| 135 | + assert(actual.successful) |
| 136 | + assertEquals(expected, actual.get) |
| 137 | + } |
| 138 | + |
| 139 | + @Test |
| 140 | + def testAboveMaximumWithoutSep(): Unit = { |
| 141 | + val tstParsers = new TestWithoutSeparator |
| 142 | + val s = new CharSequenceReader("aaaaaaaaaaaa") |
| 143 | + val expected = List.fill[Char](10)('a') |
| 144 | + val actual = tstParsers.csv(s) |
| 145 | + assertEquals(10, actual.next.offset) |
| 146 | + assert(actual.successful) |
| 147 | + assertEquals(expected, actual.get) |
| 148 | + } |
| 149 | +} |
0 commit comments