Move JarOutputTests to SettingsTests

Author: allanrenucci

compiler/test/dotty/tools/dotc/JarOutputTests.scala

@@ -3,6 +3,11 @@ package dotty.tools.dotc
 import org.junit.Test
 import org.junit.Assert._
 
+import java.nio.file._
+
+import dotty.Jars
+import dotty.tools.vulpix.TestConfiguration.mkClassPath
+
 class SettingsTests {
 
   @Test def missingOutputDir: Unit = {
@@ -11,4 +16,15 @@ class SettingsTests {
     assertEquals(1, reporter.errorCount)
     assertEquals("'not_here' does not exist or is not a directory", reporter.allErrors.head.message)
   }
+
+  @Test def jarOutput: Unit = {
+    val classPath = mkClassPath(Jars.dottyTestDeps)
+    val source = "../tests/neg/nolib/Foo.scala"
+    val out = Paths.get("../out/jaredFoo.jar").normalize
+    if (Files.exists(out)) Files.delete(out)
+    val options = Array("-classpath", classPath, "-d", out.toString, source)
+    val reporter = Main.process(options)
+    assertEquals(0, reporter.errorCount)
+    assertTrue(Files.exists(out))
+  }
 }