Github user chinmaykolhatkar commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/163#discussion_r49312760
--- Diff:
contrib/src/test/java/com/datatorrent/contrib/parser/JsonParserApplicationTest.java
---
@@ -0,0 +1,78 @@
+package com.datatorrent.contrib.parser;
+
+import java.io.IOException;
+
+import javax.validation.ConstraintViolationException;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import org.apache.hadoop.conf.Configuration;
+
+import com.datatorrent.api.Context;
+import com.datatorrent.api.DAG;
+import com.datatorrent.api.DefaultOutputPort;
+import com.datatorrent.api.InputOperator;
+import com.datatorrent.api.LocalMode;
+import com.datatorrent.api.StreamingApplication;
+import com.datatorrent.common.util.BaseOperator;
+import com.datatorrent.contrib.parser.JsonParserTest.Product;
+import com.datatorrent.lib.appdata.schemas.SchemaUtils;
+import com.datatorrent.lib.io.ConsoleOutputOperator;
+
+public class JsonParserApplicationTest
+{
+
+ @Test
+ public void testApplication() throws IOException, Exception
+ {
+ try {
+ LocalMode lma = LocalMode.newInstance();
+ Configuration conf = new Configuration(false);
+ lma.prepareDAG(new JsonParserTest(), conf);
+ LocalMode.Controller lc = lma.getController();
+ lc.run(10000);// runs for 10 seconds and quits
+ } catch (ConstraintViolationException e) {
+ Assert.fail("constraint violations: " + e.getConstraintViolations());
+ }
+ }
+
+ public static class JsonParserTest implements StreamingApplication
+ {
+ @Override
+ public void populateDAG(DAG dag, Configuration conf)
+ {
+ JsonDataEmitterOperator input = dag.addOperator("data", new
JsonDataEmitterOperator());
+ JsonParser parser = dag.addOperator("jsonparser", new JsonParser());
+ parser.setClazz(Product.class);
+
dag.getMeta(parser).getMeta(parser.out).getAttributes().put(Context.PortContext.TUPLE_CLASS,
Product.class);
+
parser.setJsonSchema(SchemaUtils.jarResourceFileToString("json-parser-schema.json"));
+ ConsoleOutputOperator jsonObjectOp = dag.addOperator("jsonObjectOp",
new ConsoleOutputOperator());
+ ConsoleOutputOperator pojoOp = dag.addOperator("pojoOp", new
ConsoleOutputOperator());
+ jsonObjectOp.setDebug(true);
+ dag.addStream("input", input.output, parser.in);
+ dag.addStream("output", parser.parsedOutput, jsonObjectOp.input);
+ dag.addStream("pojo", parser.out, pojoOp.input);
+ }
+ }
+
+ public static class JsonDataEmitterOperator extends BaseOperator
implements InputOperator
+ {
+
+ public static String jsonSample = "{" + "\"id\": 2," + "\"name\": \"An
ice sculpture\"," + "\"price\": 1,"
+ + "\"tags\": [\"cold\", \"ice\"]," + "\"dimensions\": {" +
"\"length\": 7.0," + "\"width\" : 8.0,"
+ + "\"height\": 9.5" + "}," + "\"warehouseLocation\": {" +
"\"latitude\": -78.75," + "\"longitude\": 20.4"
+ + "}," + "\"dateOfManufacture\": \"2013/09/29\"," +
"\"dateOfExpiry\": \"2013\"" + "}";
+
+ public final transient DefaultOutputPort<String> output = new
DefaultOutputPort<String>();
+
+ @Override
+ public void emitTuples()
+ {
+
--- End diff --
Remove space.
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