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| 1 | +@main def Test() = { |
| 2 | + |
| 3 | + // This should generally obey 15.18.1. of the JLS (String Concatenation Operator +) |
| 4 | + def concatenatingVariousTypes(): String = { |
| 5 | + val str: String = "some string" |
| 6 | + val sb: StringBuffer = new StringBuffer("some stringbuffer") |
| 7 | + val cs: CharSequence = java.nio.CharBuffer.allocate(50).append("charsequence") |
| 8 | + val i: Int = 123456789 |
| 9 | + val s: Short = 345 |
| 10 | + val b: Byte = 12 |
| 11 | + val z: Boolean = true |
| 12 | + val f: Float = 3.14f |
| 13 | + val j: Long = 98762147483647L |
| 14 | + val d: Double = 3.1415d |
| 15 | + |
| 16 | + "String " + str + "\n" + |
| 17 | + "StringBuffer " + sb + "\n" + |
| 18 | + "CharSequence " + cs + "\n" + |
| 19 | + "Int " + i + "\n" + |
| 20 | + "Short " + s + "\n" + |
| 21 | + "Byte " + b + "\n" + |
| 22 | + "Boolean " + z + "\n" + |
| 23 | + "Float " + f + "\n" + |
| 24 | + "Long " + j + "\n" + |
| 25 | + "Double " + d + "\n" |
| 26 | + } |
| 27 | + // The characters `\u0001` and `\u0002` play a special role in `StringConcatFactory` |
| 28 | + def concatenationInvolvingSpecialCharacters(): String = { |
| 29 | + val s1 = "Qux" |
| 30 | + val s2 = "Quux" |
| 31 | + |
| 32 | + s"Foo \u0001 $s1 Bar \u0002 $s2 Baz" |
| 33 | + } |
| 34 | + // Concatenation involving more than 200 elements |
| 35 | + def largeConcatenation(): String = { |
| 36 | + val s00 = "s00" |
| 37 | + val s01 = "s01" |
| 38 | + val s02 = "s02" |
| 39 | + val s03 = "s03" |
| 40 | + val s04 = "s04" |
| 41 | + val s05 = "s05" |
| 42 | + val s06 = "s06" |
| 43 | + val s07 = "s07" |
| 44 | + val s08 = "s08" |
| 45 | + |
| 46 | + // 24 rows follow |
| 47 | + ((s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 48 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 49 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 50 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 51 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 52 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n") + |
| 53 | + (s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 54 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 55 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 56 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 57 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 58 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n")) + |
| 59 | + ((s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 60 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 61 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 62 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 63 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 64 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n") + |
| 65 | + (s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 66 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 67 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 68 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 69 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n" + |
| 70 | + s00 + "," + s01 + "," + s02 + "," + s03 + "," + s04 + "," + s05 + "," + s06 + "," + s07 + "," + s08 + "\n")) |
| 71 | + } |
| 72 | + println("----------") |
| 73 | + println(concatenatingVariousTypes()) |
| 74 | + println("----------") |
| 75 | + println(concatenationInvolvingSpecialCharacters()) |
| 76 | + println("----------") |
| 77 | + println(largeConcatenation()) |
| 78 | + println("----------") |
| 79 | +} |
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