SI-6476 Documentation

And adjust the test.

1 files changed, 14 insertions, 0 deletions

diff --git a/test/junit/scala/StringContextTest.scala b/test/junit/scala/StringContextTest.scala
index 5abfe90cd1..bb0e8c4252 100644
--- a/test/junit/scala/StringContextTest.scala
+++ b/test/junit/scala/StringContextTest.scala
@@ -48,4 +48,18 @@ class StringContextTest {
     val res = processEscapes(s)
     assertEquals("Scala", res)
   }
+
+  @Test def t6631_baseline() = assertEquals("\f\r\n\t", s"""\f\r\n\t""")
+
+  @Test def t6631_badEscape() = assertThrows[InvalidEscapeException] {
+    s"""\x"""
+  }
+
+  // verifying that the standard interpolators can be supplanted
+  @Test def antiHijack_?() = {
+    object AllYourStringsAreBelongToMe { case class StringContext(args: Any*) { def s(args: Any) = "!!!!" } }
+    import AllYourStringsAreBelongToMe._
+    //assertEquals("????", s"????")
+    assertEquals("!!!!", s"????") // OK to hijack core interpolator ids
+  }
 }