Merge pull request #196 from fnproject/logFrame

Adding explicit new lines as part of the logFramer

Author: rikgibson

runtime/src/main/java/com/fnproject/fn/runtime/MethodFunctionInvoker.java

@@ -29,8 +29,8 @@ public void logFramer(FunctionRuntimeContext rctx, InputEvent evt) {
             if (valueSrc != "") {
                 String id = evt.getHeaders().get(valueSrc).orElse("");
                 if (id != "") {
-                    System.out.println(framer + "=" + id);
-                    System.err.println(framer + "=" + id);
+                    System.out.println("\n" + framer + "=" + id + "\n");
+                    System.err.println("\n" + framer + "=" + id + "\n");
                 }
             }
         }

runtime/src/test/java/com/fnproject/fn/runtime/EndToEndInvokeTest.java

@@ -220,7 +220,7 @@ public void shouldPrintLogFrame() throws Exception {
         fn.thenRun(TestFn.class, "fnEcho");
         assertThat(fn.getOnlyOutputAsString()).isEqualTo("Hello world!");
         // stdout gets redirected to stderr - hence printing out twice
-        assertThat(fn.getStdErrAsString()).isEqualTo("containerID=fnIDVal\ncontainerID=fnIDVal\n");
+        assertThat(fn.getStdErrAsString()).isEqualTo("\ncontainerID=fnIDVal\n\n\ncontainerID=fnIDVal\n\n");
 
     }