diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/files/run/equality.scala | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/files/run/equality.scala b/test/files/run/equality.scala new file mode 100644 index 0000000000..5b9ad207da --- /dev/null +++ b/test/files/run/equality.scala @@ -0,0 +1,36 @@ +// a quickly assembled test of equality. Needs work. +object Test +{ + def makeFromInt(x: Int) = List( + x.toByte, x.toShort, x.toInt, x.toLong, x.toFloat, x.toDouble, BigInt(x), BigDecimal(x) + ) ::: ( + if (x < 0) Nil else List(x.toChar) + ) + def makeFromDouble(x: Double) = List( + x.toShort, x.toInt, x.toLong, x.toFloat, x.toDouble, BigInt(x.toInt), BigDecimal(x) + ) + + def main(args: Array[String]): Unit = { + var xs = makeFromInt(5) + for (x <- xs ; y <- xs) { + assert(x == y, x + " == " + y) + assert(hash(x) == hash(y), "hash(%s) == hash(%s)".format(x, y)) + } + + xs = makeFromInt(-5) + for (x <- xs ; y <- xs) { + assert(x == y, x + " == " + y) + assert(hash(x) == hash(y), "hash(%s) == hash(%s)".format(x, y)) + } + + xs = makeFromDouble(500.0) + for (x <- xs ; y <- xs) { + assert(x == y, x + " == " + y) + assert(hash(x) == hash(y), "hash(%s) == hash(%s)".format(x, y)) + } + + // negatives + val bigLong = new java.util.concurrent.atomic.AtomicLong(Long.MaxValue) + assert(-1 != bigLong && bigLong != -1) // bigLong.intValue() == -1 + } +} |