Ensure objects injected in rhino have the expected method names

Author: alexarchambault

tests/src/test/java/plotly/doc/Document.java

@@ -0,0 +1,7 @@
+package plotly.doc;
+
+// Defining these from Java code, so that scalac doesn't give
+// those weird looking names under the hood.
+public interface Document {
+    String getElementById(String id);
+}

tests/src/test/java/plotly/doc/Plotly.java

@@ -0,0 +1,9 @@
+package plotly.doc;
+
+// Defining these from Java code, so that scalac doesn't give
+// those weird looking names under the hood.
+public interface Plotly {
+    void newPlot(String div, Object data, Object layout, Object other);
+    void newPlot(String div, Object data, Object layout);
+    void newPlot(String div, Object data);
+}

tests/src/test/scala/plotly/doc/DocumentationTests.scala

@@ -63,7 +63,7 @@ object DocumentationTests {
     }
   }
 
-  private class Plotly {
+  private class Plotly extends plotly.doc.Plotly {
 
     var dataOpt = Option.empty[Object]
     var layoutOpt = Option.empty[Object]
@@ -111,7 +111,7 @@ object DocumentationTests {
     }
   }
 
-  private object Document {
+  private object Document extends plotly.doc.Document {
     // stub...
     def getElementById(id: String): String = id
   }