Add support for error annotations in neg tests

1 files changed, 61 insertions, 0 deletions

diff --git a/compiler/test/dotty/tools/dotc/CompilationTests.scala b/compiler/test/dotty/tools/dotc/CompilationTests.scala
new file mode 100644
index 000000000..22f7e6d91
--- /dev/null
+++ b/compiler/test/dotty/tools/dotc/CompilationTests.scala
@@ -0,0 +1,61 @@
+package dotty
+package tools
+package dotc
+
+import org.junit.Test
+import java.io.{ File => JFile }
+
+class CompilationTests extends ParallelTesting {
+  import CompilationTests.{ defaultOutputDir, defaultOptions }
+
+  @Test def compilePos =
+    compileFilesInDir("../tests/pos", defaultOptions).pos
+
+  @Test def compileNeg =
+    compileShallowFilesInDir("../tests/neg", defaultOptions).neg
+}
+
+object CompilationTests {
+  implicit val defaultOutputDir: String = "../out/"
+
+  private val noCheckOptions = Array(
+    "-pagewidth", "80"
+  )
+
+  private val checkOptions = Array(
+    "-Yno-deep-subtypes",
+    "-Yno-double-bindings",
+    "-Yforce-sbt-phases"
+  )
+
+  private val classPath = {
+    val paths = Jars.dottyTestDeps map { p =>
+      val file = new JFile(p)
+      assert(
+        file.exists,
+        s"""|File "$p" couldn't be found. Run `packageAll` from build tool before
+            |testing.
+            |
+            |If running without sbt, test paths need to be setup environment variables:
+            |
+            | - DOTTY_LIBRARY
+            | - DOTTY_COMPILER
+            | - DOTTY_INTERFACES
+            | - DOTTY_EXTRAS
+            |
+            |Where these all contain locations, except extras which is a colon
+            |separated list of jars.
+            |
+            |When compiling with eclipse, you need the sbt-interfaces jar, put
+            |it in extras."""
+      )
+      file.getAbsolutePath
+    } mkString (":")
+
+    Array("-classpath", paths)
+  }
+
+  private val yCheckOptions = Array("-Ycheck:tailrec,resolveSuper,mixin,restoreScopes,labelDef")
+
+  val defaultOptions = noCheckOptions ++ checkOptions ++ yCheckOptions ++ classPath
+}