diff options
Diffstat (limited to 'test/files/jvm/inner.scala')
-rw-r--r-- | test/files/jvm/inner.scala | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/test/files/jvm/inner.scala b/test/files/jvm/inner.scala new file mode 100644 index 0000000000..08dd4c4857 --- /dev/null +++ b/test/files/jvm/inner.scala @@ -0,0 +1,105 @@ +//############################################################################ +// Test Java interaction with scala inner classes +//############################################################################ +// $Id$ + +import java.io.{BufferedReader, File, FileWriter, InputStreamReader} + +class A { + val abc = "A.abc" + + protected class B(x: Int, y: String) { + Console.println(abc); Console.println(x) + Console.println(y) + } + + trait Itf { + def method1(x: Int): Int + + trait Itf2 extends Itf { + def method2: Unit + } + } + + trait PlainTrait { + def method1(x: Int): Int + } + + class Impl(a: Int) extends Itf { + def method1(x: Int) = { + Console.println(x) + Console.println(a) + x + a + } + } + + class Impl2 extends Impl(1) with Itf#Itf2 { + def method2 = { + Console.println(abc) + } + } + + def newImpl: Itf = new Impl(1) + def newImpl2: Itf#Itf2 = new Impl2 + + class Outer1(arg1: Int) { + class Outer2(arg2: Int) { + class Outer3(arg3: Int) { + Console.println("Outer3: " + arg1 + " " + arg2 + " " + arg3); + } + } + } +} + +object Scalatest { + val outputdir = System.getProperty("scalatest.output", "inner-jvm.obj") + val scalalib = System.getProperty("scalatest.lib", "") + val classpath = outputdir + File.pathSeparator + scalalib + + def javac(src: String) = { + val tmpfilename = outputdir + File.separator + "tmpJavaInterraction.java" + val tmpfile = new FileWriter(tmpfilename) + tmpfile.write(src) + tmpfile.close + exec("javac -d " + outputdir + " -classpath " + classpath + " " + tmpfilename) + } + + /** Execute cmd, wait for the process to end and pipe it's output to stdout */ + def exec(cmd: String) = { + val proc = Runtime.getRuntime().exec(cmd); + val inp = new BufferedReader(new InputStreamReader(proc.getInputStream)) + val errp = new BufferedReader(new InputStreamReader(proc.getErrorStream)) + proc.waitFor() + while (inp.ready) Console.println(inp.readLine()) + while (errp.ready) Console.println(errp.readLine()) + } +} + + +object Test { + val program = """ +public class tmpJavaInterraction { + + public static void main(String[] args) { + A a = new A(); + A.B b = a.new B(1, "Hello"); + + A.Itf itf = a.newImpl(); + itf.method1(1); + + A.Itf.Itf2 itf2 = a.newImpl2(); + itf2.method2(); + + A.Outer1 o1 = a.new Outer1(1); + A.Outer1.Outer2 o2 = o1.new Outer2(2); + A.Outer1.Outer2.Outer3 or = o2.new Outer3(3); + } +} +""" + def main(args: Array[String]): Unit = { + Scalatest.javac(program) + Scalatest.exec("java -cp " + Scalatest.classpath + " tmpJavaInterraction") + } +} + +//############################################################################ |