Add test

src/test/scala/eu/nomad_lab/parsers/GpawParserSpec.scala

+package eu.nomad_lab.parsers
+
+import org.specs2.mutable.Specification
+
+
+
+object GpawParserSpec extends Specification {
+  "GpawParserTest" >> {
+    "test with json-events" >> {
+      ParserRun.parse(GpawParser, "parsers/gpaw/test/examples/H2.gpw", "json-events") must_== ParseResult.ParseSuccess
+    }
+    "test with json" >> {
+      ParserRun.parse(GpawParser, "parsers/gpaw/test/examples/H2.gpw", "json") must_== ParseResult.ParseSuccess
+    }
+  }
+}