From 89bacb9c25a58454ff1878e67f7ea07ffc8c269f Mon Sep 17 00:00:00 2001
From: Dmitry Petrashko <dmitry.petrashko@gmail.com>
Date: Tue, 12 May 2015 18:30:53 +0200
Subject: Run tests as they were in scala.

---
 tests/pending/run/unapply.scala | 122 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 tests/pending/run/unapply.scala

(limited to 'tests/pending/run/unapply.scala')

diff --git a/tests/pending/run/unapply.scala b/tests/pending/run/unapply.scala
new file mode 100644
index 000000000..0c5a70e76
--- /dev/null
+++ b/tests/pending/run/unapply.scala
@@ -0,0 +1,122 @@
+object Test {
+  def main(args: Array[String]) {
+    Foo.run()
+    Mas.run()
+    LisSeqArr.run()
+    StreamFoo.run()
+    Test1256.run()
+  }
+}
+
+// this class is used for representation
+class Bar {
+  var size: Int    = 50
+  var name: String = "medium"
+}
+
+// test basic unapply for 0, 1 and 2 args and with precise type test
+object Fii {
+  def unapply(x: Any): Boolean = x.isInstanceOf[Bar]
+}
+object Faa {
+  def unapply(x: Any): Option[String] = if(x.isInstanceOf[Bar]) Some(x.asInstanceOf[Bar].name) else None
+}
+object FaaPrecise {
+  def unapply(x: Bar): Option[String] = Some(x.name)
+}
+object FaaPreciseSome {
+  def unapply(x: Bar) = Some(x.name)  // return type Some[String]
+}
+object VarFoo {
+  def unapply(a : Int)(implicit b : Int) : Option[Int] = Some(a + b)
+}
+
+object Foo {
+  def unapply(x: Any): Option[Product2[Int, String]] = x match {
+    case y: Bar => Some(y.size, y.name)
+    case _ => None
+  }
+  def doMatch1(b:Bar) = b match {
+      case Foo(s:Int, n:String) => (s,n)
+  }
+  def doMatch2(b:Bar) = b match {
+      case Fii() => null
+  }
+  def doMatch3(b:Bar) = b match {
+      case Faa(n:String) => n
+  }
+  def doMatch4(b:Bar) = (b:Any) match {
+    case FaaPrecise(n:String) => n
+  }
+  def doMatch5(b:Bar) = (b:Any) match {
+    case FaaPreciseSome(n:String) => n
+  }
+  def run() {
+    val b = new Bar
+    assert(doMatch1(b) == (50,"medium"))
+    assert(doMatch2(b) == null)
+    assert(doMatch3(b) == "medium")
+    assert(doMatch4(b) == "medium")
+    assert(doMatch5(b) == "medium")
+    implicit val bc: Int = 3
+    assert(7 == (4 match {
+      case VarFoo(x) => x
+    }))
+  }
+}
+
+// same, but now object is not top-level
+object Mas {
+  object Gaz {
+    def unapply(x: Any): Option[Product2[Int, String]] = x match {
+      case y: Baz => Some(y.size, y.name)
+      case _ => None
+    }
+  }
+  class Baz {
+    var size: Int    = 60
+    var name: String = "too large"
+  }
+  def run() {
+    val b = new Baz
+    assert((60,"too large") == (b match {
+      case Gaz(s:Int, n:String) => (s,n)
+    }))
+  }
+}
+
+object LisSeqArr {
+  def run() {
+    assert((1,2) == ((List(1,2,3): Any) match { case   List(x,y,_*) => (x,y)}))
+    assert((1,2) == ((List(1,2,3): Any) match { case    Seq(x,y,_*) => (x,y)}))
+  }
+}
+
+object StreamFoo {
+  def sum(stream: Stream[Int]): Int =
+    stream match {
+      case Stream.Empty => 0
+      case Stream.cons(hd, tl) => hd + sum(tl)
+    }
+  def run() {
+    val str: Stream[Int] = List(1,2,3).toStream
+    assert(6 == sum(str))
+  }
+}
+
+object Test1256 {
+  class Sync {
+    def unapply(scrut: Any): Boolean = false
+  }
+
+  class Buffer {
+    val Get = new Sync
+    val jp: PartialFunction[Any, Any] = {
+      case Get() =>
+    }
+  }
+
+  def run() {
+    assert(!(new Buffer).jp.isDefinedAt(42))
+  }
+}
-- 
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