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Diffstat (limited to 'tests/neg/equality.scala')
-rw-r--r-- | tests/neg/equality.scala | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/neg/equality.scala b/tests/neg/equality.scala index 4a77a2d25..4434aa160 100644 --- a/tests/neg/equality.scala +++ b/tests/neg/equality.scala @@ -14,6 +14,12 @@ object equality { implicit def eqNum: Eq[Num, Num] = Eq implicit def eqOption[T, U](implicit e: Eq[T, U]): Eq[Option[T], Option[U]] = Eq + implicit def eqString: Eq[String, String] = Eq + implicit def eqInt: Eq[Int, Int] = Eq + implicit def eqNumber: Eq[Number, Number] = Eq + implicit def eqIntNumber: Eq[Int, Number] = Eq + implicit def eqNumberInt: Eq[Number, Int] = Eq + def main(args: Array[String]): Unit = { Some(Other(3)) == None @@ -24,6 +30,10 @@ object equality { val m = Num(3) n == m + val so: Object = "abc" + so == "abc" + "abc" == so + Other(1) == Other(2) Some(x) == None @@ -56,6 +66,13 @@ object equality { p == f Some(new Apple) == Some(new Pear) + val i = 3 + val bi = BigInt(i) + i == i + bi == bi + i == bi + bi == i + n match { case None => // error } @@ -75,5 +92,9 @@ object equality { Some(n) == Some(Other(3)) // error Some(Other(3)) == Some(n) // error n == z // error + "abc" == 1 // error + 1 == "abc" // error + "abc" == bi // error + bi == "abc" // error } } |