Revert "SI-5905 Clarify test case"

This reverts commit 78bd175afcc89878ca1c00cce69d0517909c6ff3.

See discussion:

  https://github.com/scala/scala/pull/3597#commitcomment-6270375

2 files changed, 4 insertions, 5 deletions

diff --git a/test/files/run/t5905-features.flags b/test/files/run/t5905-features.flags
new file mode 100644
index 0000000000..ad51758c39
--- /dev/null
+++ b/test/files/run/t5905-features.flags
@@ -0,0 +1 @@
+-nowarn
diff --git a/test/files/run/t5905-features.scala b/test/files/run/t5905-features.scala
index 547a521cb5..a3848eef2a 100644
--- a/test/files/run/t5905-features.scala
+++ b/test/files/run/t5905-features.scala
@@ -3,13 +3,13 @@ import tools.partest.DirectTest
 
 // verify that all languageFeature names are accepted by -language
 object Test extends DirectTest {
-  override def code = "class Code { def f = (1 to 10) size }" // exercise a feature to sanity-check coverage of -language options
+  override def code = "class Code { def f = (1 to 10) size }" // exercise a feature
 
   override def extraSettings = s"-usejavacp -d ${testOutput.path}"
 
   override def show() = {
-    val global = newCompiler("-Ystop-after:typer")
-    compileString(global)("")   // warm me up, scotty
+    val global = newCompiler("-language:postfixOps", "-Ystop-after:typer")
+    compileString(global)(code)
     import global._
     exitingTyper {
       //def isFeature(s: Symbol) = s.annotations.exists((a: AnnotationInfo) => a.tpe <:< typeOf[scala.annotation.meta.languageFeature])
@@ -21,8 +21,6 @@ object Test extends DirectTest {
 
       assert(feats.nonEmpty, "Test must find feature flags.")
 
-      //compile("junk")   // tragically, does not fail the test
-
       //dynamics,postfixOps,reflectiveCalls,implicitConversions,higherKinds,existentials,experimental.macros
       compile(s"-language:$all")
     }