Add tests for the WellformedXmlServer

app/src/test/java/ch/nuth/zhaw/exbox/ADS1_4_test.java

@@ -0,0 +1,34 @@
+package ch.nuth.zhaw.exbox;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class ADS1_4_test {
+    WellformedXmlServer xml;
+
+    @BeforeEach
+    public void setUp() {
+        xml = new WellformedXmlServer();
+    }
+
+    private void test(String content, boolean expected) {
+        assertEquals(expected, xml.checkWellformed(content), content);
+    }
+
+    @Test
+    public void testXmlAttributes() {
+        test("<a href=\"sugus\"></a>", true);
+    }
+
+    @Test
+    public void testXml() {
+        test("<a></a>", true);
+        test("<a>", false);
+        test("</a>", false);
+        test("<a/>", true);
+        test("<a><b></b></a>", true);
+        test("<a><b></a></b>", false);
+    }
+}