add tests for Util

src/test/java/com/github/nkzawa/engineio/client/SocketTest.java

@@ -18,6 +18,7 @@ import static org.junit.Assert.assertThat;
 @RunWith(JUnit4.class)
 public class SocketTest {
 
+    final static int TIMEOUT = 3000;
     final static int PORT = 3000;
 
     private Process serverProcess;
@@ -79,7 +80,7 @@ public class SocketTest {
         serverService.awaitTermination(3000, TimeUnit.MILLISECONDS);
     }
 
-    @Test
+    @Test(timeout = TIMEOUT)
     public void openAndClose() throws URISyntaxException, InterruptedException {
         final BlockingQueue<String> events = new LinkedBlockingQueue<String>();
 
@@ -106,7 +107,7 @@ public class SocketTest {
         assertThat(events.take(), is("onclose"));
     }
 
-    @Test
+    @Test(timeout = TIMEOUT)
     public void messages() throws URISyntaxException, InterruptedException {
         final BlockingQueue<String> events = new LinkedBlockingQueue<String>();
 

src/test/java/com/github/nkzawa/engineio/client/UtilTest.java

@@ -0,0 +1,50 @@
+package com.github.nkzawa.engineio.client;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+
+@RunWith(JUnit4.class)
+public class UtilTest {
+
+    @Test
+    public void qs() {
+        Map<String, String> obj;
+
+        obj = new HashMap<String, String>() {{
+            put("a", "b");
+        }};
+        assertThat(Util.qs(obj), is("a=b"));
+
+        obj = new LinkedHashMap<String, String>() {{
+            put("a", "b");
+            put("c", "d");
+        }};
+        assertThat(Util.qs(obj), is("a=b&c=d"));
+
+        obj = new LinkedHashMap<String, String>() {{
+            put("a", "b");
+            put("c", "tobi rocks");
+        }};
+        assertThat(Util.qs(obj), is("a=b&c=tobi%20rocks"));
+    }
+
+    @Test
+    public void encodeURIComponent() {
+        assertThat(Util.encodeURIComponent(" ~'()! "), is("%20~'()!%20"));
+        assertThat(Util.encodeURIComponent("+:;"), is("%2B%3A%3B"));
+    }
+
+    @Test
+    public void decodeURIComponent() {
+        assertThat(Util.decodeURIComponent("%20%7E%27%28%29%21%20"), is(" ~'()! "));
+        assertThat(Util.decodeURIComponent("%2B%3A%3B"), is("+:;"));
+    }
+}