1 files changed, 50 insertions, 0 deletions

diff --git a/src/test/java/org/gnunet/construct/StringTest.java b/src/test/java/org/gnunet/construct/StringTest.java
new file mode 100644
index 0000000..7dbedab
--- /dev/null
+++ b/src/test/java/org/gnunet/construct/StringTest.java
@@ -0,0 +1,50 @@
+package org.gnunet.construct;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * ...
+ *
+ * @author Florian Dold
+ */
+public class StringTest {
+    public static class StrMsg implements Message {
+        @FrameSize
+        @UInt32
+        public int len;
+        @ZeroTerminatedString(optional = false)
+        public String str1;
+        @ZeroTerminatedString(optional = true)
+        public String str2;
+    }
+
+
+    @Test
+    public void test_empty() {
+        StrMsg m = new StrMsg();
+        m.str1 = "";
+        m.str2 = "";
+        Construct.patch(m);
+        byte[] data = Construct.toBinary(m);
+        Assert.assertEquals(4+1+1, data.length);
+        StrMsg m2 = Construct.parseAs(data, StrMsg.class);
+        Assert.assertEquals("", m2.str1);
+        Assert.assertEquals("", m2.str2);
+    }
+
+    @Test
+    public void test_null() {
+        StrMsg m = new StrMsg();
+        m.str1 = "";
+        m.str2 = null;
+        Construct.patch(m);
+        byte[] data = Construct.toBinary(m);
+        Assert.assertEquals(4+1, data.length);
+        Assert.assertEquals(4+1, m.len);
+        StrMsg m2 = Construct.parseAs(data, StrMsg.class);
+        Assert.assertEquals("", m2.str1);
+        Assert.assertEquals(null, m2.str2);
+    }
+}
+