Adding JSON streaming parser tests - from reader

arun-gupta · arun-gupta · commit 36dc12501f27 · 2013-11-12T22:35:30.000+01:00
diff --git a/json/streaming-parser/src/test/java/org/javaee7/json/streaming/parser/JsonParserFromReaderTest.java b/json/streaming-parser/src/test/java/org/javaee7/json/streaming/parser/JsonParserFromReaderTest.java
@@ -0,0 +1,95 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.javaee7.json.streaming.parser;
+
+import java.io.File;
+import java.io.StringReader;
+import javax.json.Json;
+import javax.json.stream.JsonParser;
+import org.jboss.arquillian.container.test.api.Deployment;
+import org.jboss.arquillian.junit.Arquillian;
+import org.jboss.shrinkwrap.api.Archive;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.spec.WebArchive;
+import org.jboss.shrinkwrap.resolver.api.maven.Maven;
+import org.json.JSONException;
+import org.junit.Test;
+import static org.junit.Assert.*;
+import org.junit.runner.RunWith;
+
+/**
+ * @author Arun Gupta
+ */
+@RunWith(Arquillian.class)
+public class JsonParserFromReaderTest {
+
+    @Deployment
+    public static Archive<?> deploy() {
+        File[] requiredLibraries = Maven.resolver().loadPomFromFile("pom.xml")
+                .resolve("org.json:json")
+                .withTransitivity().asFile();
+
+        return ShrinkWrap.create(WebArchive.class)
+                .addAsLibraries(requiredLibraries);
+    }
+
+    @Test
+    public void testEmptyObject() throws JSONException {
+        String json = "{}";
+        JsonParser parser = Json.createParser(new StringReader(json));
+        assertEquals(JsonParser.Event.START_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.END_OBJECT, parser.next());
+    }
+
+    @Test
+    public void testSimpleObject() throws JSONException {
+        String json = "{"
+                + "  \"apple\":\"red\","
+                + "  \"banana\":\"yellow\""
+                + "}";
+        JsonParser parser = Json.createParser(new StringReader(json));
+        assertEquals(JsonParser.Event.START_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.END_OBJECT, parser.next());
+    }
+
+    @Test
+    public void testArray() throws JSONException {
+        String json = "[{\"apple\":\"red\"},{\"banana\":\"yellow\"}]";
+        JsonParser parser = Json.createParser(new StringReader(json));
+        assertEquals(JsonParser.Event.START_ARRAY, parser.next());
+        assertEquals(JsonParser.Event.START_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.END_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.START_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.END_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.END_ARRAY, parser.next());
+    }
+
+    @Test
+    public void testNestedStructure() throws JSONException {
+        String json = "{\"title\":\"The Matrix\",\"year\":1999,\"cast\":[\"Keanu Reaves\",\"Laurence Fishburne\",\"Carrie-Anne Moss\"]}";
+        JsonParser parser = Json.createParser(new StringReader(json));
+        assertEquals(JsonParser.Event.START_OBJECT, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.VALUE_NUMBER, parser.next());
+        assertEquals(JsonParser.Event.KEY_NAME, parser.next());
+        assertEquals(JsonParser.Event.START_ARRAY, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.VALUE_STRING, parser.next());
+        assertEquals(JsonParser.Event.END_ARRAY, parser.next());
+        assertEquals(JsonParser.Event.END_OBJECT, parser.next());
+    }
+}
