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author | Eugene Burmako <xeno.by@gmail.com> | 2014-01-29 01:51:58 -0800 |
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committer | Eugene Burmako <xeno.by@gmail.com> | 2014-01-29 01:51:58 -0800 |
commit | 057adc70346414c10273f58fcd44114bf0672933 (patch) | |
tree | 9f5cfeac7702c5614bca45cf380d0f314c2f5ed5 /test | |
parent | 1e9dcc2ed603e7179b7b5eee9212e73f773b02fd (diff) | |
parent | 0200375e670b5dcc865c8636faf00ae5e767a81b (diff) | |
download | scala-057adc70346414c10273f58fcd44114bf0672933.tar.gz scala-057adc70346414c10273f58fcd44114bf0672933.tar.bz2 scala-057adc70346414c10273f58fcd44114bf0672933.zip |
Merge pull request #3402 from densh/si/7275
SI-7275 allow flattening of blocks with ..$
Diffstat (limited to 'test')
-rw-r--r-- | test/files/scalacheck/quasiquotes/ErrorProps.scala | 16 | ||||
-rw-r--r-- | test/files/scalacheck/quasiquotes/TermConstructionProps.scala | 64 |
2 files changed, 64 insertions, 16 deletions
diff --git a/test/files/scalacheck/quasiquotes/ErrorProps.scala b/test/files/scalacheck/quasiquotes/ErrorProps.scala index 92d299bede..3a66574c7d 100644 --- a/test/files/scalacheck/quasiquotes/ErrorProps.scala +++ b/test/files/scalacheck/quasiquotes/ErrorProps.scala @@ -52,13 +52,6 @@ object ErrorProps extends QuasiquoteProperties("errors") { StringContext("\"", "\"").q(x) """) - property("expected different cardinality") = fails( - "Can't splice List[reflect.runtime.universe.Tree] with ..., consider using ..", - """ - val args: List[Tree] = Nil - q"f(...$args)" - """) - property("non-liftable type ..") = fails( "Can't splice List[StringBuilder] with .., consider omitting the dots or providing an implicit instance of Liftable[StringBuilder]", """ @@ -90,13 +83,6 @@ object ErrorProps extends QuasiquoteProperties("errors") { q"$xs" """) - property("use zero card") = fails( - "Can't splice reflect.runtime.universe.Tree with .., consider omitting the dots", - """ - val t = EmptyTree - q"f(..$t)" - """) - property("not liftable or natively supported") = fails( "Can't splice StringBuilder, consider providing an implicit instance of Liftable[StringBuilder]", """ @@ -188,4 +174,4 @@ object ErrorProps extends QuasiquoteProperties("errors") { // // Make sure a nice error is reported in this case // { import Flag._; val mods = NoMods; q"lazy $mods val x: Int" } -}
\ No newline at end of file +} diff --git a/test/files/scalacheck/quasiquotes/TermConstructionProps.scala b/test/files/scalacheck/quasiquotes/TermConstructionProps.scala index 38fbfa9f7f..54187d68c2 100644 --- a/test/files/scalacheck/quasiquotes/TermConstructionProps.scala +++ b/test/files/scalacheck/quasiquotes/TermConstructionProps.scala @@ -116,7 +116,7 @@ object TermConstructionProps extends QuasiquoteProperties("term construction") { def blockInvariant(quote: Tree, trees: List[Tree]) = quote ≈ (trees match { - case Nil => q"()" + case Nil => q"" case _ :+ last if !last.isTerm => Block(trees, q"()") case head :: Nil => head case init :+ last => Block(init, last) @@ -229,4 +229,66 @@ object TermConstructionProps extends QuasiquoteProperties("term construction") { val q"($a, $b) => $_" = q"_ + _" assert(a.name != b.name) } + + property("SI-7275 a") = test { + val t = q"stat1; stat2" + assertEqAst(q"..$t", "{stat1; stat2}") + } + + property("SI-7275 b") = test { + def f(t: Tree) = q"..$t" + assertEqAst(f(q"stat1; stat2"), "{stat1; stat2}") + } + + property("SI-7275 c1") = test { + object O + implicit val liftO = Liftable[O.type] { _ => q"foo; bar" } + assertEqAst(q"f(..$O)", "f(foo, bar)") + } + + property("SI-7275 c2") = test { + object O + implicit val liftO = Liftable[O.type] { _ => q"{ foo; bar }; { baz; bax }" } + assertEqAst(q"f(...$O)", "f(foo, bar)(baz, bax)") + } + + property("SI-7275 d") = test { + val l = q"a; b" :: q"c; d" :: Nil + assertEqAst(q"f(...$l)", "f(a, b)(c, d)") + val l2: Iterable[Tree] = l + assertEqAst(q"f(...$l2)", "f(a, b)(c, d)") + } + + property("SI-7275 e") = test { + val t = q"{ a; b }; { c; d }" + assertEqAst(q"f(...$t)", "f(a, b)(c, d)") + } + + property("SI-7275 e2") = test { + val t = q"{ a; b }; c; d" + assertEqAst(q"f(...$t)", "f(a, b)(c)(d)") + } + + property("remove synthetic unit") = test { + val q"{ ..$stats1 }" = q"{ def x = 2 }" + assert(stats1 ≈ List(q"def x = 2")) + val q"{ ..$stats2 }" = q"{ class X }" + assert(stats2 ≈ List(q"class X")) + val q"{ ..$stats3 }" = q"{ type X = Int }" + assert(stats3 ≈ List(q"type X = Int")) + val q"{ ..$stats4 }" = q"{ val x = 2 }" + assert(stats4 ≈ List(q"val x = 2")) + } + + property("don't remove user-defined unit") = test { + val q"{ ..$stats }" = q"{ def x = 2; () }" + assert(stats ≈ List(q"def x = 2", q"()")) + } + + property("empty-tree as block") = test { + val q"{ ..$stats1 }" = q" " + assert(stats1.isEmpty) + val stats2 = List.empty[Tree] + assert(q"{ ..$stats2 }" ≈ q"") + } } |