tests for quasiquotes

Introduces an extensive ScalaCheck-based test suite for recently
implemented quasiquotes. Provides tools for syntactic tree comparison
and verifying compilation error messages.

1 files changed, 25 insertions, 0 deletions

diff --git a/test/files/scalacheck/quasiquotes/TypeConstructionProps.scala b/test/files/scalacheck/quasiquotes/TypeConstructionProps.scala
new file mode 100644
index 0000000000..535ed8ecbf
--- /dev/null
+++ b/test/files/scalacheck/quasiquotes/TypeConstructionProps.scala
@@ -0,0 +1,25 @@
+import org.scalacheck._
+import Prop._
+import Gen._
+import Arbitrary._
+
+import scala.reflect.runtime.universe._
+import Flag._
+
+object TypeConstructionProps extends QuasiquoteProperties("type construction")  {
+  property("bare idents contain type names") = test {
+    tq"x" ≈ Ident(TypeName("x"))
+  }
+
+  property("splice type names into AppliedTypeTree") = forAll { (name1: TypeName, name2: TypeName) =>
+    tq"$name1[$name2]" ≈ AppliedTypeTree(Ident(name1), List(Ident(name2)))
+  }
+
+  property("tuple type") = test {
+    val empty = List[Tree]()
+    val ts = List(tq"t1", tq"t2")
+    assert(tq"(..$empty)" ≈ tq"scala.Unit")
+    assert(tq"(..$ts)" ≈ tq"Tuple2[t1, t2]")
+    assert(tq"(t0, ..$ts)" ≈ tq"Tuple3[t0, t1, t2]")
+  }
+}
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