chore(serialize-xml): Introduce initial tests

commons-serialize-xml/src/test/java/io/gitlab/jfronny/commons/serialize/xml/test/XmlReaderTest.java

@@ -0,0 +1,48 @@
+package io.gitlab.jfronny.commons.serialize.xml.test;
+
+import io.gitlab.jfronny.commons.serialize.xml.wrapper.XmlReader;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.io.Reader;
+import java.io.StringReader;
+
+import static com.google.common.truth.Truth.assertThat;
+import static io.gitlab.jfronny.commons.serialize.Token.*;
+
+public class XmlReaderTest {
+    @Test
+    public void testParseArray() throws IOException {
+        XmlReader reader = new XmlReader(reader("<items>value<!---->value2</items>"));
+        assertThat(reader.peek()).isEqualTo(BEGIN_ARRAY);
+        reader.beginArray();
+        assertThat(reader.peek()).isEqualTo(STRING);
+        assertThat(reader.nextName()).isEqualTo("item");
+        assertThat(reader.peek()).isEqualTo(STRING);
+        assertThat(reader.nextString()).isEqualTo("value");
+        assertThat(reader.peek()).isEqualTo(STRING);
+        assertThat(reader.nextName()).isEqualTo("item");
+        assertThat(reader.peek()).isEqualTo(STRING);
+        assertThat(reader.nextString()).isEqualTo("value2");
+        assertThat(reader.peek()).isEqualTo(END_ARRAY);
+        reader.endArray();
+    }
+
+    @Test
+    public void testParseObject() throws IOException {
+        XmlReader reader = new XmlReader(reader("<w><test>value</test></w>"));
+        assertThat(reader.peek()).isEqualTo(BEGIN_OBJECT);
+        reader.beginObject();
+        assertThat(reader.peek()).isEqualTo(NAME);
+        assertThat(reader.nextName()).isEqualTo("test");
+        assertThat(reader.peek()).isEqualTo(STRING);
+        assertThat(reader.nextString()).isEqualTo("value");
+        assertThat(reader.peek()).isEqualTo(END_OBJECT);
+        reader.endObject();
+    }
+
+    /** Returns a reader that returns one character at a time. */
+    private static Reader reader(final String s) {
+        return new StringReader(s);
+    }
+}