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author | Eugene Burmako <xeno.by@gmail.com> | 2014-02-14 23:49:53 +0100 |
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committer | Eugene Burmako <xeno.by@gmail.com> | 2014-02-14 23:49:53 +0100 |
commit | 465e538ef59171ac7d9e811dbdaec776f8a64ac7 (patch) | |
tree | 159f11ee7736daffa1a25abaaca9da49418a7ab6 /test | |
parent | 3dff364399d63c2dd317eb7bdf03f9d5216b2936 (diff) | |
parent | e86675f582ed8fef880f71744241f30e0d57a51c (diff) | |
download | scala-465e538ef59171ac7d9e811dbdaec776f8a64ac7.tar.gz scala-465e538ef59171ac7d9e811dbdaec776f8a64ac7.tar.bz2 scala-465e538ef59171ac7d9e811dbdaec776f8a64ac7.zip |
Merge remote-tracking branch 'origin/master' into topic/palladium0
Diffstat (limited to 'test')
82 files changed, 708 insertions, 170 deletions
diff --git a/test/files/neg/name-lookup-stable.check b/test/files/neg/name-lookup-stable.check new file mode 100644 index 0000000000..751df9505e --- /dev/null +++ b/test/files/neg/name-lookup-stable.check @@ -0,0 +1,11 @@ +name-lookup-stable.scala:15: error: reference to PrimaryKey is ambiguous; +it is both defined in class A and imported subsequently by +import ColumnOption._ + (null: Any) match { case PrimaryKey => } + ^ +name-lookup-stable.scala:17: error: reference to PrimaryKey is ambiguous; +it is both defined in class A and imported subsequently by +import ColumnOption._ + PrimaryKey // was already ambigious in 2.10.3 + ^ +two errors found diff --git a/test/files/neg/name-lookup-stable.scala b/test/files/neg/name-lookup-stable.scala new file mode 100644 index 0000000000..0d862f06e1 --- /dev/null +++ b/test/files/neg/name-lookup-stable.scala @@ -0,0 +1,20 @@ +// This used to compile under 2.10.3 but the ambiguity is now noticed +// in 2.11.x (after a70c8219). I think the new behaviour is correct; +// we shouldn't discard names based on "expected stability" before +// evaluating ambiguity. +object ColumnOption { + object PrimaryKey +} + +class A { + def PrimaryKey: Any = ??? + + { + import ColumnOption._ + + (null: Any) match { case PrimaryKey => } + + PrimaryKey // was already ambigious in 2.10.3 + } +} + diff --git a/test/files/neg/package-ob-case.check b/test/files/neg/package-ob-case.check deleted file mode 100644 index 9b0ede1c6d..0000000000 --- a/test/files/neg/package-ob-case.check +++ /dev/null @@ -1,10 +0,0 @@ -package-ob-case.scala:3: warning: it is not recommended to define classes/objects inside of package objects. -If possible, define class X in package foo instead. - case class X(z: Int) { } - ^ -package-ob-case.scala:3: warning: class X should be placed directly in package foo instead of package object foo. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - case class X(z: Int) { } - ^ -error: No warnings can be incurred under -Xfatal-warnings. -two warnings found -one error found diff --git a/test/files/neg/package-ob-case.flags b/test/files/neg/package-ob-case.flags deleted file mode 100644 index 6c1dd108ae..0000000000 --- a/test/files/neg/package-ob-case.flags +++ /dev/null @@ -1 +0,0 @@ --Xfatal-warnings -Xlint
\ No newline at end of file diff --git a/test/files/neg/t0764.check b/test/files/neg/t0764.check index 6156b52712..0c7cff1e1e 100644 --- a/test/files/neg/t0764.check +++ b/test/files/neg/t0764.check @@ -2,6 +2,6 @@ t0764.scala:13: error: type mismatch; found : Node{type T = _1.type} where val _1: Node{type T = NextType} required: Node{type T = Main.this.AType} (which expands to) Node{type T = Node{type T = NextType}} - new Main[AType]( (value: AType).prepend ) + new Main[AType]( (value: AType).prepend ) ^ one error found diff --git a/test/files/neg/t0764.scala b/test/files/neg/t0764.scala index f2cc65cf7d..9f77a59414 100644 --- a/test/files/neg/t0764.scala +++ b/test/files/neg/t0764.scala @@ -1,14 +1,45 @@ class Top[A] { - type AType = A + type AType = A } trait Node { outer => - type T <: Node - def prepend = new Node { type T = outer.type } + type T <: Node + def prepend = new Node { type T = outer.type } } class Main[NextType <: Node](value: Node { type T = NextType }) - extends Top[Node { type T = NextType }] { + extends Top[Node { type T = NextType }] { - new Main[AType]( (value: AType).prepend ) + new Main[AType]( (value: AType).prepend ) } + +/* we've been back-and-forth on this one -- see PRs on SI-8177 for the reasoning +I think it should compile and that the following error is due to broken =:= on existentials + found : Node{type T = _1.type} where val _1: Node{type T = NextType} + required: Node{type T = Main.this.AType} + (which expands to) Node{type T = Node{type T = NextType}} + +I claim (omitting the forSome for brevity, even though the premature skolemization is probably the issue) +_1.type =:= Main.this.AType +because +(1) _1.type <:< Main.this.AType and (2) Main.this.AType <:< _1.type +(1), because: +_1.type <:< Node{type T = NextType} (because skolemization and _1's upper bound) +(2), because: +Node{type T = NextType} <:< _1.type forSome val _1: Node{type T = NextType} +because: +Node{type T = NextType} <:< T forSome {type T <: Node{type T = NextType} with Singleton} +because +Node{type T = NextType} <:< Node{type T = NextType} with Singleton + +hmmm.. might the with Singleton be throwing a wrench in our existential house? + +Behold the equivalent program which type checks without the fix for SI-8177. +(Expand type alias, convert type member to type param; +note the covariance to encode subtyping on type members.) + +class Node[+T <: Node[_]] { def prepend = new Node[this.type] } +class Main[NextType <: Node[_]](value: Node[NextType]) { + new Main(value.prepend) +} +*/
\ No newline at end of file diff --git a/test/files/neg/t0764b.check b/test/files/neg/t0764b.check index d74a9efbfe..4040954e7c 100644 --- a/test/files/neg/t0764b.check +++ b/test/files/neg/t0764b.check @@ -2,15 +2,9 @@ t0764b.scala:27: error: type mismatch; found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} required: p1.t0764.NodeAlias[p1.t0764.NodeAlias[A]] (which expands to) p1.t0764.Node{type T = p1.t0764.Node{type T = A}} - private[this] def f1 = new Main1(v.prepend) // fail - ^ -t0764b.scala:28: error: type mismatch; - found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} - required: p1.t0764.NodeAlias[p1.t0764.NodeAlias[A]] - (which expands to) p1.t0764.Node{type T = p1.t0764.Node{type T = A}} private[this] def f2 = new Main1[NodeAlias[A]](v.prepend) // fail ^ -t0764b.scala:29: error: type mismatch; +t0764b.scala:28: error: type mismatch; found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} required: p1.t0764.NodeAlias[p1.t0764.Node{type T = A}] (which expands to) p1.t0764.Node{type T = p1.t0764.Node{type T = A}} @@ -18,27 +12,22 @@ t0764b.scala:29: error: type mismatch; ^ t0764b.scala:34: error: type mismatch; found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} - required: p1.t0764.Node{type T = p1.t0764.Node{type T = A}} - private[this] def f1 = new Main2(v.prepend) // fail - ^ -t0764b.scala:35: error: type mismatch; - found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} required: p1.t0764.Node{type T = p1.t0764.NodeAlias[A]} (which expands to) p1.t0764.Node{type T = p1.t0764.Node{type T = A}} private[this] def f2 = new Main2[NodeAlias[A]](v.prepend) // fail ^ -t0764b.scala:36: error: type mismatch; +t0764b.scala:35: error: type mismatch; found : p1.t0764.Node{type T = p1.t0764.<refinement>.type} required: p1.t0764.Node{type T = p1.t0764.Node{type T = A}} private[this] def f3 = new Main2[Node { type T = A }](v.prepend) // fail ^ -t0764b.scala:52: error: type mismatch; +t0764b.scala:51: error: type mismatch; found : p2.t0764.Node{type T = p2.t0764.<refinement>.type} required: p2.t0764.NodeAlias[p2.t0764.NodeAlias[A]] (which expands to) p2.t0764.Node{type T = p2.t0764.Node{type T = A}} private[this] def f2 = new Main1[NodeAlias[A]](v.prepend) // fail ^ -t0764b.scala:53: error: type mismatch; +t0764b.scala:52: error: type mismatch; found : p2.t0764.Node{type T = p2.t0764.<refinement>.type} required: p2.t0764.NodeAlias[p2.t0764.Node{type T = A}] (which expands to) p2.t0764.Node{type T = p2.t0764.Node{type T = A}} @@ -46,18 +35,13 @@ t0764b.scala:53: error: type mismatch; ^ t0764b.scala:58: error: type mismatch; found : p2.t0764.Node{type T = p2.t0764.<refinement>.type} - required: p2.t0764.Node{type T = p2.t0764.Node{type T = A}} - private[this] def f1 = new Main2(v.prepend) // fail - ^ -t0764b.scala:59: error: type mismatch; - found : p2.t0764.Node{type T = p2.t0764.<refinement>.type} required: p2.t0764.Node{type T = p2.t0764.NodeAlias[A]} (which expands to) p2.t0764.Node{type T = p2.t0764.Node{type T = A}} private[this] def f2 = new Main2[NodeAlias[A]](v.prepend) // fail ^ -t0764b.scala:60: error: type mismatch; +t0764b.scala:59: error: type mismatch; found : p2.t0764.Node{type T = p2.t0764.<refinement>.type} required: p2.t0764.Node{type T = p2.t0764.Node{type T = A}} private[this] def f3 = new Main2[Node { type T = A }](v.prepend) // fail ^ -11 errors found +8 errors found diff --git a/test/files/neg/t0764b.scala b/test/files/neg/t0764b.scala index 4ad5ecdc03..14c623c67a 100644 --- a/test/files/neg/t0764b.scala +++ b/test/files/neg/t0764b.scala @@ -1,7 +1,4 @@ -/** Note that this should compile! It's a neg test to track the -behavior. If you have broken this test by making it compile, that -means you have fixed it and it should be moved to pos. -**/ +// see neg/t0764 why this should probably be a pos/ test -- alas something's wrong with existential subtyping (?) // In all cases when calling "prepend" the receiver 'v' // has static type NodeAlias[A] or (equivalently) Node { type T = A }. @@ -15,6 +12,8 @@ means you have fixed it and it should be moved to pos. // new Main[Node { type T = A }](v.prepend) // new Main(v.prepend) +// the `fail` comments below denote what didn't compile before SI-8177 fixed all of them + package p1 { object t0764 { type NodeAlias[A] = Node { type T = A } diff --git a/test/files/neg/t3873.check b/test/files/neg/t3873.check index 54d6abdf63..f9f413aeaf 100644 --- a/test/files/neg/t3873.check +++ b/test/files/neg/t3873.check @@ -1,6 +1,6 @@ t3873.scala:11: error: type mismatch; found : Test.a.B - required: a.B - wrongf(new A)(a.b) // should not compile -- TODO: improve error message? the "a" is ambiguous + required: a.B where val a: A + wrongf(new A)(a.b) // should not compile ^ one error found diff --git a/test/files/neg/t3873.scala b/test/files/neg/t3873.scala index e7815f0937..b27b4e9c9d 100644 --- a/test/files/neg/t3873.scala +++ b/test/files/neg/t3873.scala @@ -8,5 +8,5 @@ object Test { val a = new A wrongf(a)(a.b) - wrongf(new A)(a.b) // should not compile -- TODO: improve error message? the "a" is ambiguous + wrongf(new A)(a.b) // should not compile }
\ No newline at end of file diff --git a/test/files/neg/t4818.check b/test/files/neg/t4818.check index 8a2c024b30..a5e15e456b 100644 --- a/test/files/neg/t4818.check +++ b/test/files/neg/t4818.check @@ -1,6 +1,6 @@ t4818.scala:4: error: type mismatch; found : Int(5) - required: A + required: Nothing def f(x: Any) = x match { case Fn(f) => f(5) } ^ one error found diff --git a/test/files/neg/t5189.check b/test/files/neg/t5189.check index aecc1d11c4..4885de99cd 100644 --- a/test/files/neg/t5189.check +++ b/test/files/neg/t5189.check @@ -1,5 +1,5 @@ t5189.scala:3: error: type mismatch; - found : T => U + found : Nothing => Any required: Any => Any def f(x: Any): Any => Any = x match { case Foo(bar) => bar } ^ diff --git a/test/files/neg/t5760-pkgobj-warn.check b/test/files/neg/t5760-pkgobj-warn.check deleted file mode 100644 index a89398c3f7..0000000000 --- a/test/files/neg/t5760-pkgobj-warn.check +++ /dev/null @@ -1,4 +0,0 @@ -stalepkg_2.scala:6: error: Foo is already defined as class Foo in package object stalepkg - class Foo - ^ -one error found diff --git a/test/files/neg/t5954.check b/test/files/neg/t5954.check deleted file mode 100644 index 3950d14e4e..0000000000 --- a/test/files/neg/t5954.check +++ /dev/null @@ -1,18 +0,0 @@ -t5954.scala:36: warning: class D should be placed directly in package A instead of package object A. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - case class D() - ^ -t5954.scala:35: warning: object C should be placed directly in package A instead of package object A. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - object C - ^ -t5954.scala:34: warning: trait C should be placed directly in package A instead of package object A. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - trait C - ^ -t5954.scala:33: warning: object B should be placed directly in package A instead of package object A. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - object B - ^ -t5954.scala:32: warning: class B should be placed directly in package A instead of package object A. Under some circumstances companion objects and case classes in package objects can fail to recompile. See https://issues.scala-lang.org/browse/SI-5954. - class B - ^ -error: No warnings can be incurred under -Xfatal-warnings. -5 warnings found -one error found diff --git a/test/files/neg/t5954.scala b/test/files/neg/t5954.scala deleted file mode 100644 index 3ccb5ed3ff..0000000000 --- a/test/files/neg/t5954.scala +++ /dev/null @@ -1,46 +0,0 @@ -// if you ever think you've fixed the underlying reason for the warning -// imposed by SI-5954, then here's a test that should pass with two "succes"es -// -//import scala.tools.partest._ -// -//object Test extends DirectTest { -// def code = ??? -// -// def problemCode = """ -// package object A { -// class B -// object B -// case class C() -// } -// """ -// -// def compileProblemCode() = { -// val classpath = List(sys.props("partest.lib"), testOutput.path) mkString sys.props("path.separator") -// compileString(newCompiler("-cp", classpath, "-d", testOutput.path))(problemCode) -// } -// -// def show() : Unit = { -// for (i <- 0 until 2) { -// compileProblemCode() -// println(s"success ${i + 1}") -// } -// } -//} - -package object A { - // these should be prevented by the implementation restriction - class B - object B - trait C - object C - case class D() - // all the rest of these should be ok - class E - object F - val g = "omg" - var h = "wtf" - def i = "lol" - type j = String - class K(val k : Int) extends AnyVal - implicit class L(val l : Int) -} diff --git a/test/files/neg/t6680a.flags b/test/files/neg/t6680a.flags new file mode 100644 index 0000000000..19243266d1 --- /dev/null +++ b/test/files/neg/t6680a.flags @@ -0,0 +1 @@ +-Xstrict-inference
\ No newline at end of file diff --git a/test/files/neg/t6829.check b/test/files/neg/t6829.check index a0b43e3b52..914a1c9260 100644 --- a/test/files/neg/t6829.check +++ b/test/files/neg/t6829.check @@ -16,32 +16,32 @@ t6829.scala:49: error: not found: value nextState val (s,a,s2) = (state,actions(agent),nextState) ^ t6829.scala:50: error: type mismatch; - found : s.type (with underlying type T1) + found : s.type (with underlying type Any) required: _53.State where val _53: G val r = rewards(agent).r(s,a,s2) ^ t6829.scala:50: error: type mismatch; - found : a.type (with underlying type T2) + found : a.type (with underlying type Any) required: _53.Action where val _53: G val r = rewards(agent).r(s,a,s2) ^ t6829.scala:50: error: type mismatch; - found : s2.type (with underlying type T3) + found : s2.type (with underlying type Any) required: _53.State where val _53: G val r = rewards(agent).r(s,a,s2) ^ t6829.scala:51: error: type mismatch; - found : s.type (with underlying type T1) + found : s.type (with underlying type Any) required: _50.State agent.learn(s,a,s2,r): G#Agent ^ t6829.scala:51: error: type mismatch; - found : a.type (with underlying type T2) + found : a.type (with underlying type Any) required: _50.Action agent.learn(s,a,s2,r): G#Agent ^ t6829.scala:51: error: type mismatch; - found : s2.type (with underlying type T3) + found : s2.type (with underlying type Any) required: _50.State agent.learn(s,a,s2,r): G#Agent ^ diff --git a/test/files/neg/t7886.check b/test/files/neg/t7886.check deleted file mode 100644 index 338eee9708..0000000000 --- a/test/files/neg/t7886.check +++ /dev/null @@ -1,6 +0,0 @@ -t7886.scala:10: error: type mismatch; - found : Contra[A] - required: Contra[Any] - case Unravel(m, msg) => g(m) - ^ -one error found diff --git a/test/files/neg/t8104/Test_2.scala b/test/files/neg/t8104/Test_2.scala index 585f76c00f..a3bd940188 100644 --- a/test/files/neg/t8104/Test_2.scala +++ b/test/files/neg/t8104/Test_2.scala @@ -9,7 +9,7 @@ object Test extends App { case class C(x: Int, y: Int) import scala.reflect.runtime.universe._ - def reprify[T, Repr](x: T)(implicit generic: Generic.Aux[T, Repr], tag: TypeTag[Repr]) = println(tag) + def reprify[T, Repr](x: T)(implicit generic: Generic.Aux[T, Repr], tag: WeakTypeTag[Repr]) = println(tag) reprify(C(40, 2)) // this is a compilation error at the moment as explained in SI-8104 diff --git a/test/files/neg/t8177a.check b/test/files/neg/t8177a.check new file mode 100644 index 0000000000..0d01206e0c --- /dev/null +++ b/test/files/neg/t8177a.check @@ -0,0 +1,6 @@ +t8177a.scala:5: error: type mismatch; + found : A{type Result = Int} + required: A{type Result = String} + : A { type Result = String} = x + ^ +one error found diff --git a/test/files/neg/t8177a.scala b/test/files/neg/t8177a.scala new file mode 100644 index 0000000000..d1e47f8c1e --- /dev/null +++ b/test/files/neg/t8177a.scala @@ -0,0 +1,6 @@ +trait A { type Result } + +class PolyTests { + def wrong(x: A { type Result = Int }) + : A { type Result = String} = x +}
\ No newline at end of file diff --git a/test/files/neg/t8244.check b/test/files/neg/t8244.check new file mode 100644 index 0000000000..90b2bf6f46 --- /dev/null +++ b/test/files/neg/t8244.check @@ -0,0 +1,4 @@ +Test_2.scala:9: error: value exxx is not a member of ?0 + raw.t.exxx // java.lang.ClassCastException: java.lang.String cannot be cast to X + ^ +one error found diff --git a/test/files/neg/t8244/Raw_1.java b/test/files/neg/t8244/Raw_1.java new file mode 100644 index 0000000000..0c667f1106 --- /dev/null +++ b/test/files/neg/t8244/Raw_1.java @@ -0,0 +1,4 @@ +public abstract class Raw_1<T>{ + public Raw_1 raw() { return new Raw_1<String>() { public String t() { return ""; } }; } + public abstract T t(); +} diff --git a/test/files/neg/t8244/Test_2.scala b/test/files/neg/t8244/Test_2.scala new file mode 100644 index 0000000000..152bb0b870 --- /dev/null +++ b/test/files/neg/t8244/Test_2.scala @@ -0,0 +1,12 @@ +class X extends Raw_1[X] { + override def t = this + def exxx = 0 +} + +object Test extends App { + def c(s: X) = { + val raw = s.raw + raw.t.exxx // java.lang.ClassCastException: java.lang.String cannot be cast to X + } + c(new X()) +} diff --git a/test/files/neg/t8244b.check b/test/files/neg/t8244b.check new file mode 100644 index 0000000000..f6cbf99eb5 --- /dev/null +++ b/test/files/neg/t8244b.check @@ -0,0 +1,4 @@ +t8244b.scala:15: error: value exxx is not a member of _$1 + raw.t.exxx + ^ +one error found diff --git a/test/files/neg/t8244b.scala b/test/files/neg/t8244b.scala new file mode 100644 index 0000000000..2fb4f451a1 --- /dev/null +++ b/test/files/neg/t8244b.scala @@ -0,0 +1,18 @@ +class Raw_1[T]{ + def raw(): Raw_1[_] = { new Raw_1[String] { def t() = "" } } + def t(): T +} + + +class X extends Raw_1[X] { + override def t = this + def exxx = 0 +} + +object Test extends App { + def c(s: X) = { + val raw = s.raw + raw.t.exxx + } + c(new X()) +} diff --git a/test/files/neg/t8244c.check b/test/files/neg/t8244c.check new file mode 100644 index 0000000000..fd58a5847c --- /dev/null +++ b/test/files/neg/t8244c.check @@ -0,0 +1,4 @@ +t8244c.scala:15: error: value exxx is not a member of _$1 + raw.t.exxx + ^ +one error found diff --git a/test/files/neg/t8244c.scala b/test/files/neg/t8244c.scala new file mode 100644 index 0000000000..2fb4f451a1 --- /dev/null +++ b/test/files/neg/t8244c.scala @@ -0,0 +1,18 @@ +class Raw_1[T]{ + def raw(): Raw_1[_] = { new Raw_1[String] { def t() = "" } } + def t(): T +} + + +class X extends Raw_1[X] { + override def t = this + def exxx = 0 +} + +object Test extends App { + def c(s: X) = { + val raw = s.raw + raw.t.exxx + } + c(new X()) +} diff --git a/test/files/neg/t8244e.check b/test/files/neg/t8244e.check new file mode 100644 index 0000000000..ebd74036e5 --- /dev/null +++ b/test/files/neg/t8244e.check @@ -0,0 +1,4 @@ +Test.scala:9: error: value exxx is not a member of ?0 + raw.t.exxx // java.lang.ClassCastException: java.lang.String cannot be cast to X + ^ +one error found diff --git a/test/files/neg/t8244e/Raw.java b/test/files/neg/t8244e/Raw.java new file mode 100644 index 0000000000..53202e319d --- /dev/null +++ b/test/files/neg/t8244e/Raw.java @@ -0,0 +1,4 @@ +public abstract class Raw<T>{ + public Raw raw() { return new Raw<String>() { public String t() { return ""; } }; } + public abstract T t(); +} diff --git a/test/files/neg/t8244e/Test.scala b/test/files/neg/t8244e/Test.scala new file mode 100644 index 0000000000..ca2a90583f --- /dev/null +++ b/test/files/neg/t8244e/Test.scala @@ -0,0 +1,12 @@ +class X extends Raw[X] { + override def t = this + def exxx = 0 +} + +object Test extends App { + def c(s: X) = { + val raw = s.raw + raw.t.exxx // java.lang.ClassCastException: java.lang.String cannot be cast to X + } + c(new X()) +} diff --git a/test/files/neg/t5954.flags b/test/files/pos/package-ob-case.flags index 85d8eb2ba2..85d8eb2ba2 100644 --- a/test/files/neg/t5954.flags +++ b/test/files/pos/package-ob-case.flags diff --git a/test/files/neg/package-ob-case.scala b/test/files/pos/package-ob-case/A_1.scala index 91a1fb7e48..91a1fb7e48 100644 --- a/test/files/neg/package-ob-case.scala +++ b/test/files/pos/package-ob-case/A_1.scala diff --git a/test/files/pos/package-ob-case/B_2.scala b/test/files/pos/package-ob-case/B_2.scala new file mode 100644 index 0000000000..91a1fb7e48 --- /dev/null +++ b/test/files/pos/package-ob-case/B_2.scala @@ -0,0 +1,5 @@ +package foo { + package object foo { + case class X(z: Int) { } + } +} diff --git a/test/files/pos/t1786-cycle.scala b/test/files/pos/t1786-cycle.scala new file mode 100644 index 0000000000..af5d892c6a --- /dev/null +++ b/test/files/pos/t1786-cycle.scala @@ -0,0 +1,57 @@ +trait GenTraversableLike[+A, +Repr] extends Any + +object O { + (null: Any) match { + case _: LongTraversableLike[_] => + } +} + +trait LongTraversable extends LongTraversableLike[LongTraversable] + +trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenTraversableLike[Any, Repr] + +/* +% scalac-hash v2.11.0-M8 test/files/pos/t1786-cycle.scala +[warn] v2.11.0-M8 failed, using closest available +test/files/pos/t1786-cycle.scala:11: error: illegal cyclic reference involving trait LongTraversableLike +trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenTraversableLike[Any, Repr] + ^ +one error found + +Okay again after SI-1786 was reverted. + + +|-- object O BYVALmode-EXPRmode (site: package <empty>) +| |-- super EXPRmode-POLYmode-QUALmode (silent: <init> in O) +| | |-- this EXPRmode (silent: <init> in O) +| | | \-> O.type +| | \-> O.type +| |-- (null: Any) match { case (_: LongTraversableLike[(_ @ <em... BYVALmode-EXPRmode (site: value <local O> in O) +| | |-- (null: Any) BYVALmode-EXPRmode (site: value <local O> in O) +| | | |-- Any TYPEmode (site: value <local O> in O) +| | | | \-> Any +| | | |-- null : pt=Any EXPRmode (site: value <local O> in O) +| | | | \-> Null(null) +| | | \-> Any +| | |-- (_: LongTraversableLike[(_ @ <empty>)]) : pt=Any PATTERNmode (site: value <local O> in O) enrichment only +| | | |-- LongTraversableLike[(_ @ <empty>)] TYPEPATmode-TYPEmode (site: value <local O> in O) enrichment only +| | | | |-- <: LongTraversableLike[Repr] TYPEmode (site: type Repr in <empty>) +| | | | | |-- LongTraversableLike[Repr] TYPEmode (site: type Repr in <empty>) +| | | | | | |-- Repr NOmode (site: type Repr in <empty>) +| | | | | | | \-> Repr +| | | | | | \-> LongTraversableLike[Repr] +| | | | | [adapt] <: LongTraversableLike[Repr] is now a TypeTree( <: LongTraversableLike[Repr]) +| | | | | \-> <: LongTraversableLike[Repr] +| | | | |-- (_ @ <empty>) TYPEPATmode-TYPEmode (site: value <local O> in O) enrichment only +| | | | | \-> _ +| | | | |-- GenTraversableLike FUNmode-TYPEmode (site: trait LongTraversableLike) +| | | | | \-> GenTraversableLike +| | | | |-- GenTraversableLike[Any, Repr] TYPEmode (site: trait LongTraversableLike) +| | | | | |-- Any TYPEmode (site: trait LongTraversableLike) +| | | | | | \-> Any +| | | | | |-- Repr TYPEmode (site: trait LongTraversableLike) +| | | | | | \-> Repr +| | | | | caught scala.reflect.internal.Symbols$CyclicReference: illegal cyclic reference involving trait LongTraversableLike: while typing GenTraversableLike[Any, Repr] +test/files/pos/t1786-cycle.scala:11: error: illegal cyclic reference involving trait LongTraversableLike +trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenT +*/
\ No newline at end of file diff --git a/test/files/pos/t261-ab.scala b/test/files/pos/t261-ab.scala deleted file mode 100644 index df641e811a..0000000000 --- a/test/files/pos/t261-ab.scala +++ /dev/null @@ -1,9 +0,0 @@ -trait A { val foo: String = "A" } -trait B { - private val foo: String = "B" - def f = println(foo) -} -object Test extends App with B with A { - println(foo) // prints "A", as expected - f // prints "B", as expected -} diff --git a/test/files/pos/t261-ba.scala b/test/files/pos/t261-ba.scala deleted file mode 100644 index 6c9c5b10b7..0000000000 --- a/test/files/pos/t261-ba.scala +++ /dev/null @@ -1,9 +0,0 @@ -trait B { - private val foo: String = "B" - def f = println(foo) -} -trait A { val foo: String = "A" } -object Test extends App with B with A { - println(foo) // prints "A", as expected - f // prints "B", as expected -} diff --git a/test/files/neg/t5760-pkgobj-warn/stalepkg_1.scala b/test/files/pos/t5760-pkgobj-warn/stalepkg_1.scala index ed4b731bb0..ed4b731bb0 100644 --- a/test/files/neg/t5760-pkgobj-warn/stalepkg_1.scala +++ b/test/files/pos/t5760-pkgobj-warn/stalepkg_1.scala diff --git a/test/files/neg/t5760-pkgobj-warn/stalepkg_2.scala b/test/files/pos/t5760-pkgobj-warn/stalepkg_2.scala index 9abcdbab17..9abcdbab17 100644 --- a/test/files/neg/t5760-pkgobj-warn/stalepkg_2.scala +++ b/test/files/pos/t5760-pkgobj-warn/stalepkg_2.scala diff --git a/test/files/pos/t5900a.scala b/test/files/pos/t5900a.scala new file mode 100644 index 0000000000..cb02f67fb2 --- /dev/null +++ b/test/files/pos/t5900a.scala @@ -0,0 +1,9 @@ +case class Transition[S](x: S) + +object C + +object Test { + (??? : Any) match { + case Transition(C) => + } +} diff --git a/test/files/pos/t5954a/A_1.scala b/test/files/pos/t5954a/A_1.scala new file mode 100644 index 0000000000..10ead0b1ca --- /dev/null +++ b/test/files/pos/t5954a/A_1.scala @@ -0,0 +1,6 @@ +package p1 { + object `package` { + implicit class Foo(a: Any) + object Foo + } +} diff --git a/test/files/pos/t5954a/B_2.scala b/test/files/pos/t5954a/B_2.scala new file mode 100644 index 0000000000..10ead0b1ca --- /dev/null +++ b/test/files/pos/t5954a/B_2.scala @@ -0,0 +1,6 @@ +package p1 { + object `package` { + implicit class Foo(a: Any) + object Foo + } +} diff --git a/test/files/pos/t5954b/A_1.scala b/test/files/pos/t5954b/A_1.scala new file mode 100644 index 0000000000..8465e8f8c6 --- /dev/null +++ b/test/files/pos/t5954b/A_1.scala @@ -0,0 +1,6 @@ +package p { + package object base { + class B + object B + } +} diff --git a/test/files/pos/t5954b/B_2.scala b/test/files/pos/t5954b/B_2.scala new file mode 100644 index 0000000000..f7e4704b3e --- /dev/null +++ b/test/files/pos/t5954b/B_2.scala @@ -0,0 +1,5 @@ +package p { + package object base { + case class B() + } +} diff --git a/test/files/pos/t5954c.flags b/test/files/pos/t5954c.flags new file mode 100644 index 0000000000..85d8eb2ba2 --- /dev/null +++ b/test/files/pos/t5954c.flags @@ -0,0 +1 @@ +-Xfatal-warnings diff --git a/test/files/pos/t5954c/A_1.scala b/test/files/pos/t5954c/A_1.scala new file mode 100644 index 0000000000..29ad9547a2 --- /dev/null +++ b/test/files/pos/t5954c/A_1.scala @@ -0,0 +1,18 @@ +package object A { + // these used to should be prevented by the implementation restriction + // but are now allowed + class B + object B + trait C + object C + case class D() + // all the rest of these should be ok + class E + object F + val g = "omg" + var h = "wtf" + def i = "lol" + type j = String + class K(val k : Int) extends AnyVal + implicit class L(val l : Int) +} diff --git a/test/files/pos/t5954c/B_2.scala b/test/files/pos/t5954c/B_2.scala new file mode 100644 index 0000000000..29ad9547a2 --- /dev/null +++ b/test/files/pos/t5954c/B_2.scala @@ -0,0 +1,18 @@ +package object A { + // these used to should be prevented by the implementation restriction + // but are now allowed + class B + object B + trait C + object C + case class D() + // all the rest of these should be ok + class E + object F + val g = "omg" + var h = "wtf" + def i = "lol" + type j = String + class K(val k : Int) extends AnyVal + implicit class L(val l : Int) +} diff --git a/test/files/pos/t5954d.flags b/test/files/pos/t5954d.flags new file mode 100644 index 0000000000..6ced0e7090 --- /dev/null +++ b/test/files/pos/t5954d.flags @@ -0,0 +1 @@ +-Xfatal-warnings -Xdev diff --git a/test/files/pos/t5954d/A_1.scala b/test/files/pos/t5954d/A_1.scala new file mode 100644 index 0000000000..8465e8f8c6 --- /dev/null +++ b/test/files/pos/t5954d/A_1.scala @@ -0,0 +1,6 @@ +package p { + package object base { + class B + object B + } +} diff --git a/test/files/pos/t5954d/B_2.scala b/test/files/pos/t5954d/B_2.scala new file mode 100644 index 0000000000..a4aa2eb587 --- /dev/null +++ b/test/files/pos/t5954d/B_2.scala @@ -0,0 +1,7 @@ +package p { + trait T { + class B + object B + } + package object base extends T +} diff --git a/test/files/pos/t7753.scala b/test/files/pos/t7753.scala new file mode 100644 index 0000000000..93ad23f114 --- /dev/null +++ b/test/files/pos/t7753.scala @@ -0,0 +1,36 @@ +import scala.language.{ higherKinds, implicitConversions } + +trait Foo { type Out } + +trait SI { + val instance: Foo + type Out +} + +object Test { + def test { + def indirect(si: SI)(v: si.instance.Out) = v + + val foo: Foo { type Out = Int } = ??? + def conv(i: Foo): SI { type Out = i.Out; val instance: i.type } = ??? + + val converted = conv(foo) + + val v1: Int = indirect(converted)(23) // Okay (after refining the return type `instance` in the return type of `conv`) + /* + indirect(converted){(v: converted.instance.Out)converted.instance.Out}( + 23{Int(23)} + ){converted.instance.Out}; + */ + + val v2: Int = indirect(conv(foo))(23) // Used to fail as follows: + /* + indirect( + conv(foo){si.SI{type Out = foo.Out; val instance: si.Test.<refinement>.type}} + ){(v: si.instance.Out)si.instance.Out}( + 23{<error>} + ){<error>}; + */ + + } +} diff --git a/test/files/pos/t8134/A_1.scala b/test/files/pos/t8134/A_1.scala new file mode 100644 index 0000000000..32bce003fb --- /dev/null +++ b/test/files/pos/t8134/A_1.scala @@ -0,0 +1,4 @@ +// a.scala +package object pkg { + class AnyOps(val x: Any) extends AnyVal +} diff --git a/test/files/pos/t8134/B_2.scala b/test/files/pos/t8134/B_2.scala new file mode 100644 index 0000000000..32bce003fb --- /dev/null +++ b/test/files/pos/t8134/B_2.scala @@ -0,0 +1,4 @@ +// a.scala +package object pkg { + class AnyOps(val x: Any) extends AnyVal +} diff --git a/test/files/pos/t8177.scala b/test/files/pos/t8177.scala new file mode 100644 index 0000000000..fe265f8d0a --- /dev/null +++ b/test/files/pos/t8177.scala @@ -0,0 +1,12 @@ +// exercise coevolveSym: SingleType with an underlying RefinedType +trait Thing { type A } +object IntThing extends Thing { type A = Int } + +// The following erroneously failed with error: method f overrides nothing. +// because asSeenFrom produced a typeref of the shape T'#A where A referred to a symbol defined in a T of times past +// More precisely, the TypeRef case of TypeMap's mapOver correctly modified prefix +// from having an underlying type of { type A = Ain } to { type A = Int }, with a new symbol for A (now with info Int), +// but the symbol in the outer type ref wasn't co-evolved (so it still referred to the { type A = AIn } underlying the old prefix) +// coEvolveSym used to only look at prefixes that were directly RefinedTypes, but they could also be SingleTypes with an underlying RefinedType +class View[AIn](val in: Thing { type A = AIn }) { def f(p: in.A): in.A = p } +class SubView extends View[Int](IntThing) { override def f(p: in.A): in.A = p } diff --git a/test/files/pos/t8177a.scala b/test/files/pos/t8177a.scala new file mode 100644 index 0000000000..7e2cfb386c --- /dev/null +++ b/test/files/pos/t8177a.scala @@ -0,0 +1,9 @@ +// exercise coevolveSym +trait Thing { type A; var p: A = _ } +class AA[T](final val x: Thing { type A = T }) { + def foo: x.A = ??? +} + +class B extends AA[Int](null) { + override def foo: B.this.x.A = super.foo +} diff --git a/test/files/pos/t8177b.scala b/test/files/pos/t8177b.scala new file mode 100644 index 0000000000..b7ed9342a3 --- /dev/null +++ b/test/files/pos/t8177b.scala @@ -0,0 +1,13 @@ +// exercise coevolveSym: SingleType with an underlying RefinedType, via a type alias +trait Thing { type A } +object IntThing extends Thing { type A = Int } +object ThingHolder { type Alias[AIn] = Thing { type A = AIn } } + +// The following erroneously failed with error: method f overrides nothing. +// because asSeenFrom produced a typeref of the shape T'#A where A referred to a symbol defined in a T of times past +// More precisely, the TypeRef case of TypeMap's mapOver correctly modified prefix +// from having an underlying type of { type A = Ain } to { type A = Int }, with a new symbol for A (now with info Int), +// but the symbol in the outer type ref wasn't co-evolved (so it still referred to the { type A = AIn } underlying the old prefix) +// coEvolveSym used to only look at prefixes that were directly RefinedTypes, but they could also be SingleTypes with an underlying RefinedType +class View[AIn](val in: ThingHolder.Alias[AIn]) { def f(p: in.A): in.A = p } +class SubView extends View[Int](IntThing) { override def f(p: in.A): in.A = p }
\ No newline at end of file diff --git a/test/files/pos/t8177d.scala b/test/files/pos/t8177d.scala new file mode 100644 index 0000000000..d15a05a359 --- /dev/null +++ b/test/files/pos/t8177d.scala @@ -0,0 +1,12 @@ +// exercise coevolveSym +trait HasElem { type A } +trait View[AIn] { + val tc: HasElem { type A = AIn } + def f2(p: tc.A): tc.A = p +} + +object Test { + val view: View[Int] = null + + view f2 5 // fails +} diff --git a/test/files/pos/t8177e.scala b/test/files/pos/t8177e.scala new file mode 100644 index 0000000000..cb1136ff11 --- /dev/null +++ b/test/files/pos/t8177e.scala @@ -0,0 +1,3 @@ +// exercise coevolveSym +trait T[A] { val foo: { type B = A } = ???; def bar(b: foo.B) = () } +object O extends T[Int] { bar(0) } diff --git a/test/files/pos/t8177g.scala b/test/files/pos/t8177g.scala new file mode 100644 index 0000000000..bb66d32021 --- /dev/null +++ b/test/files/pos/t8177g.scala @@ -0,0 +1,11 @@ +// exercise coevolveSym: ThisType +trait HasA { type A } +class AA[T] { + type HasAT[T] = HasA{ type A = T } + val x: HasAT[T] = ??? + def foo: x.A = ??? +} + +class B extends AA[Int] { + override def foo: B.this.x.A = super.foo +}
\ No newline at end of file diff --git a/test/files/pos/t8177h.scala b/test/files/pos/t8177h.scala new file mode 100644 index 0000000000..90b8a26ce7 --- /dev/null +++ b/test/files/pos/t8177h.scala @@ -0,0 +1,5 @@ +class Module { self => + type settingsType <: Any + final type commonModuleType = Module {type settingsType = self.settingsType} + def foo(s: self.type): commonModuleType = s +} diff --git a/test/files/pos/t8223.scala b/test/files/pos/t8223.scala new file mode 100644 index 0000000000..52d6b0098e --- /dev/null +++ b/test/files/pos/t8223.scala @@ -0,0 +1,29 @@ +package p { + class ViewEnv[AIn] { + type A = AIn + class SubView { def has(x: A): Boolean = ??? } + def get: SubView = new SubView + } + + trait HasA { type A } + trait Indexable[R] extends HasA + class ArrayTC[AIn] extends Indexable[Array[AIn]] { type A = AIn } +} + +package object p { + implicit def arrayTypeClass[A] : ArrayTC[A] = new ArrayTC[A] + object intArrayTC extends ArrayTC[Int] + + type EnvAlias[W <: HasA] = ViewEnv[W#A] + type SubAlias[W <: HasA] = ViewEnv[W#A]#SubView + + def f0[R](xs: R)(implicit tc: Indexable[R]): ViewEnv[tc.A]#SubView = new ViewEnv[tc.A]() get + def f1[R](xs: R)(implicit tc: Indexable[R]): EnvAlias[tc.type]#SubView = new ViewEnv[tc.A]() get + def f2[R](xs: R)(implicit tc: Indexable[R]): SubAlias[tc.type] = new ViewEnv[tc.A]() get + + def g0 = f0(Array(1)) has 2 // ok + def g1 = f1(Array(1)) has 2 // ok + def g2 = f2(Array(1)) has 2 // "found: Int(2), required: tc.A" + def g3 = f2(Array(1))(new ArrayTC[Int]) has 2 // "found: Int(2), required: tc.A" + def g4 = f2(Array(1))(intArrayTC) has 2 // ok +} diff --git a/test/files/pos/t8244d/InodeBase_1.java b/test/files/pos/t8244d/InodeBase_1.java new file mode 100644 index 0000000000..36c2123418 --- /dev/null +++ b/test/files/pos/t8244d/InodeBase_1.java @@ -0,0 +1,6 @@ +import java.util.concurrent.atomic.AtomicReferenceFieldUpdater; + +abstract class INodeBase_1<K, V> { + @SuppressWarnings("rawtypes") + public static final AtomicReferenceFieldUpdater<INodeBase_1, Object> updater = null; +} diff --git a/test/files/pos/t8244d/Test_2.scala b/test/files/pos/t8244d/Test_2.scala new file mode 100644 index 0000000000..cb39c9692c --- /dev/null +++ b/test/files/pos/t8244d/Test_2.scala @@ -0,0 +1,3 @@ +class INodeX[K, V] extends INodeBase_1[K, V] { + INodeBase_1.updater.set(this, null) +} diff --git a/test/files/run/t261.check b/test/files/run/t261.check new file mode 100644 index 0000000000..35d242ba79 --- /dev/null +++ b/test/files/run/t261.check @@ -0,0 +1,2 @@ +A +B diff --git a/test/files/run/t261.scala b/test/files/run/t261.scala new file mode 100644 index 0000000000..d8ddb28c00 --- /dev/null +++ b/test/files/run/t261.scala @@ -0,0 +1,11 @@ +trait A { val foo: String = "A" } +trait B { + private val foo: String = "B" + def f = println(foo) +} +object Test extends A with B { + def main(args: Array[String]) = { + println(foo) + f + } +}
\ No newline at end of file diff --git a/test/files/run/t6632.check b/test/files/run/t6632.check index 1f084b1dac..26cf061b5f 100644 --- a/test/files/run/t6632.check +++ b/test/files/run/t6632.check @@ -1,3 +1,5 @@ java.lang.IndexOutOfBoundsException: -1 java.lang.IndexOutOfBoundsException: -2 java.lang.IndexOutOfBoundsException: -3 +java.lang.IndexOutOfBoundsException: -1 +java.lang.IndexOutOfBoundsException: 5 diff --git a/test/files/run/t6632.scala b/test/files/run/t6632.scala index 0242e60104..f338b73fa6 100644 --- a/test/files/run/t6632.scala +++ b/test/files/run/t6632.scala @@ -3,27 +3,20 @@ object Test extends App { def newLB = ListBuffer('a, 'b, 'c, 'd, 'e) - val lb0 = newLB + def iiobe[A](f: => A) = + try { f } + catch { case ex: IndexOutOfBoundsException => println(ex) } - try { - lb0.insert(-1, 'x) - } catch { - case ex: IndexOutOfBoundsException => println(ex) - } + val lb0 = newLB + iiobe( lb0.insert(-1, 'x) ) val lb1 = newLB - - try { - lb1.insertAll(-2, Array('x, 'y, 'z)) - } catch { - case ex: IndexOutOfBoundsException => println(ex) - } + iiobe( lb1.insertAll(-2, Array('x, 'y, 'z)) ) val lb2 = newLB + iiobe( lb2.update(-3, 'u) ) - try { - lb2.update(-3, 'u) - } catch { - case ex: IndexOutOfBoundsException => println(ex) - } -}
\ No newline at end of file + val lb3 = newLB + iiobe( lb3.updated(-1, 'u) ) + iiobe( lb3.updated(5, 'u) ) +} diff --git a/test/files/run/t6992.check b/test/files/run/t6992.check index 1a0684c995..021f32ec95 100644 --- a/test/files/run/t6992.check +++ b/test/files/run/t6992.check @@ -1,3 +1,4 @@ +Test.foo.T Int 42 42 diff --git a/test/files/run/t6992/Test_2.scala b/test/files/run/t6992/Test_2.scala index 05282d6f5b..1ed8958d38 100644 --- a/test/files/run/t6992/Test_2.scala +++ b/test/files/run/t6992/Test_2.scala @@ -2,7 +2,9 @@ import scala.language.reflectiveCalls object Test extends App { val foo = Macros.foo("T") - println(scala.reflect.runtime.universe.weakTypeOf[foo.T].typeSymbol.typeSignature) + val ttpe = scala.reflect.runtime.universe.weakTypeOf[foo.T] + println(ttpe) + println(ttpe.typeSymbol.typeSignature) val bar = Macros.bar("test") println(bar.test) diff --git a/test/files/run/t8104.check b/test/files/run/t8104.check index c2593eb199..40523a2868 100644 --- a/test/files/run/t8104.check +++ b/test/files/run/t8104.check @@ -1 +1,2 @@ -TypeTag[(Int, Int)] +WeakTypeTag[<refinement>.this.Repr] +(Int, Int) diff --git a/test/files/run/t8104/Test_2.scala b/test/files/run/t8104/Test_2.scala index 630176f175..55c080a563 100644 --- a/test/files/run/t8104/Test_2.scala +++ b/test/files/run/t8104/Test_2.scala @@ -9,7 +9,10 @@ object Test extends App { case class C(x: Int, y: Int) import scala.reflect.runtime.universe._ - def reprify[T, Repr](x: T)(implicit generic: Generic.Aux[T, Repr], tag: TypeTag[Repr]) = println(tag) + def reprify[T, Repr](x: T)(implicit generic: Generic.Aux[T, Repr], tag: WeakTypeTag[Repr]) = { + println(tag) + println(tag.tpe.typeSymbol.typeSignature) + } reprify(C(40, 2)) implicitly[Generic.Aux[C, (Int, Int)]] diff --git a/test/files/run/t8153.check b/test/files/run/t8153.check new file mode 100644 index 0000000000..0cfbf08886 --- /dev/null +++ b/test/files/run/t8153.check @@ -0,0 +1 @@ +2 diff --git a/test/files/run/t8153.scala b/test/files/run/t8153.scala new file mode 100644 index 0000000000..f9b223f974 --- /dev/null +++ b/test/files/run/t8153.scala @@ -0,0 +1,14 @@ +object Test { + def f() = { + val lb = scala.collection.mutable.ListBuffer[Int](1, 2) + val it = lb.iterator + if (it.hasNext) it.next + val xs = lb.toList + lb += 3 + it.mkString + } + + def main(args: Array[String]) { + println(f()) + } +} diff --git a/test/files/run/t8177f.scala b/test/files/run/t8177f.scala new file mode 100644 index 0000000000..f50a5d98d6 --- /dev/null +++ b/test/files/run/t8177f.scala @@ -0,0 +1,20 @@ +trait Thing { type A; var p: A = _ } +class A[T](final val x: Thing { type A = T }) { + type Q = T + + def x1: T = x.p + def x2: Q = x.p + def x3: x.A = x.p +} +// all result types should be inferred as Int +class B extends A[Int](null) { + def y1 = x1 + def y2 = x2 + val y3 = x3 // before SI-8177, this lead to a signature that erased to java.lang.Object +} + + +object Test extends App { + val methods = classOf[B].getDeclaredMethods.sortBy(_.getName) + assert(methods.forall(_.toGenericString.startsWith("public int"))) +} diff --git a/test/files/run/t8188.scala b/test/files/run/t8188.scala new file mode 100644 index 0000000000..ec3a968e4a --- /dev/null +++ b/test/files/run/t8188.scala @@ -0,0 +1,25 @@ +object Test { + def main(args: Array[String]) { + import java.io.ByteArrayInputStream + import java.io.ByteArrayOutputStream + import java.io.ObjectInputStream + import java.io.ObjectOutputStream + import scala.collection.concurrent.TrieMap + + def ser[T](o: T): Array[Byte] = { + val baos = new ByteArrayOutputStream() + new ObjectOutputStream(baos).writeObject(o) + baos.toByteArray() + } + + def deser[T](bs: Array[Byte]): T = + new ObjectInputStream(new ByteArrayInputStream(bs)).readObject().asInstanceOf[T] + + def cloneViaSerialization[T](t: T): T = deser(ser(t)) + + val f = cloneViaSerialization(_: TrieMap[Int, Int]) + val tm = TrieMap(1 -> 2) + assert( f(f(tm)) == tm ) + assert( ser(tm).length == ser(f(tm)).length ) + } +} diff --git a/test/files/run/t8280.check b/test/files/run/t8280.check new file mode 100644 index 0000000000..ed392841c7 --- /dev/null +++ b/test/files/run/t8280.check @@ -0,0 +1,9 @@ +Int +Int +Int +Int +Int +Int +Int +Int +Int diff --git a/test/files/run/t8280.scala b/test/files/run/t8280.scala new file mode 100644 index 0000000000..0734d63b6e --- /dev/null +++ b/test/files/run/t8280.scala @@ -0,0 +1,82 @@ +import scala.language.implicitConversions + +object Test { + def main(args: Array[String]): Unit = { + Moop1.ob1 + Moop1.ob2 + Moop1.ob3 + Moop2.ob1 + Moop2.ob2 + Moop2.ob3 + Moop3.ob1 + Moop3.ob2 + Moop3.ob3 + } +} + +// int object vs. +object Moop1 { + object ob1 { + implicit object f1 extends (Int => String) { def apply(x: Int): String = "Int" } + implicit object f2 extends (Long => String) { def apply(x: Long): String = "Long" } + + println(5: String) + } + object ob2 { + implicit object f1 extends (Int => String) { def apply(x: Int): String = "Int" } + implicit def f2(x: Long): String = "Long" + + println(5: String) + } + object ob3 { + implicit object f1 extends (Int => String) { def apply(x: Int): String = "Int" } + implicit val f2: Long => String = _ => "Long" + + println(5: String) + } +} + +// int def vs. +object Moop2 { + object ob1 { + implicit def f1(x: Int): String = "Int" + implicit object f2 extends (Long => String) { def apply(x: Long): String = "Long" } + + println(5: String) + } + object ob2 { + implicit def f1(x: Int): String = "Int" + implicit def f2(x: Long): String = "Long" + + println(5: String) + } + object ob3 { + implicit def f1(x: Int): String = "Int" + implicit val f2: Long => String = _ => "Long" + + println(5: String) + } +} + +// int val vs. +object Moop3 { + object ob1 { + implicit val f1: Int => String = _ => "Int" + implicit object f2 extends (Long => String) { def apply(x: Long): String = "Long" } + + println(5: String) + } + object ob2 { + implicit val f1: Int => String = _ => "Int" + implicit def f2(x: Long): String = "Long" + + println(5: String) + } + object ob3 { + implicit val f1: Int => String = _ => "Int" + implicit val f2: Long => String = _ => "Long" + + println(5: String) + } +} + diff --git a/test/files/scalacheck/range.scala b/test/files/scalacheck/range.scala index 1eb186f303..493083a51f 100644 --- a/test/files/scalacheck/range.scala +++ b/test/files/scalacheck/range.scala @@ -265,7 +265,8 @@ object TooLargeRange extends Properties("Too Large Range") { property("Too large range throws exception") = forAll(genTooLargeStart) { start => try { val r = Range.inclusive(start, Int.MaxValue, 1) - println("how here? r = " + r.toString) + val l = r.length + println("how here? length = " + l + ", r = " + r.toString) false } catch { case _: IllegalArgumentException => true } diff --git a/test/junit/scala/collection/NumericRangeTest.scala b/test/junit/scala/collection/NumericRangeTest.scala index 0260723b9d..3980c31577 100644 --- a/test/junit/scala/collection/NumericRangeTest.scala +++ b/test/junit/scala/collection/NumericRangeTest.scala @@ -6,7 +6,7 @@ import org.junit.Test import scala.math._ import scala.util._ -/* Tests various maps by making sure they all agree on the same answers. */ +/* Tests various ranges by making sure they all agree on the same answers. */ @RunWith(classOf[JUnit4]) class RangeConsistencyTest { def r2nr[T: Integral]( @@ -120,4 +120,21 @@ class RangeConsistencyTest { case _ => false } }} + + @Test + def testSI6736() { + // These operations on overfull ranges should all succeed. + assert( (0 to Int.MaxValue).contains(4) ) + assert( !((Int.MinValue to 0).contains(4)) ) + assert( (Int.MinValue to 0).last == 0 ) + assert( (Int.MinValue until 5).last == 4 ) + assert( (-7 to -99 by -4).last == -99 && (-7 until -99 by -4).last == -95 ) + assert( (Int.MinValue to 5) == (Int.MinValue until 6) ) + assert( (-3 to Int.MaxValue).drop(4).length == Int.MaxValue ) + assert( (-3 to Int.MaxValue).take(1234) == (-3 to 1230) ) + assert( (-3 to Int.MaxValue).dropRight(4).length == Int.MaxValue ) + assert( (-3 to Int.MaxValue).takeRight(1234).length == 1234 ) + assert( (-3 to Int.MaxValue).dropWhile(_ <= 0).length == Int.MaxValue ) + assert( (-3 to Int.MaxValue).span(_ <= 0) match { case (a,b) => a.length == 4 && b.length == Int.MaxValue } ) + } } diff --git a/test/files/neg/t7886.scala b/test/pending/neg/t7886.scala index 55d80a0a43..55d80a0a43 100644 --- a/test/files/neg/t7886.scala +++ b/test/pending/neg/t7886.scala diff --git a/test/pending/neg/t7886b.scala b/test/pending/neg/t7886b.scala new file mode 100644 index 0000000000..1db8be9821 --- /dev/null +++ b/test/pending/neg/t7886b.scala @@ -0,0 +1,23 @@ +trait Covariant[+A] +trait Contra[-A] { def accept(p: A): Unit } +trait Invariant[A] extends Covariant[A] with Contra[A] + +trait T +case class Unravel[A](m: Contra[A], msg: A) extends T + +object Test extends Covariant[Any] { + def g(m: Contra[Any]): Unit = m accept 5 + def f(x: T): Unit = x match { + case Unravel(m, msg) => g(m) + case _ => + } + def main(args: Array[String]) { + f(Unravel[String](new Contra[String] { def accept(x: String) = x.length }, "")) + } +} +// java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String +// at Test$$anon$1.accept(a.scala:18) +// at Test$.g(a.scala:13) +// at Test$.f(a.scala:15) +// at Test$.main(a.scala:18) +// at Test.main(a.scala) diff --git a/test/files/pos/pattern-typing.scala b/test/pending/pos/pattern-typing.scala index 7286cc38af..7286cc38af 100644 --- a/test/files/pos/pattern-typing.scala +++ b/test/pending/pos/pattern-typing.scala |