added tests for VerboseIterable and VerboseIterator

src/test/java/org/takes/misc/VerboseIterableTest.java

@@ -0,0 +1,47 @@
+package org.takes.misc;
+
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+import java.util.NoSuchElementException;
+
+import static org.junit.Assert.*;
+
+/**
+ * Test case for {@link VerboseIterable}
+ * @author Zarko Celebic
+ */
+public class VerboseIterableTest {
+
+    @Rule
+    public ExpectedException expectedEx = ExpectedException.none();
+
+    @Test
+    public void testIterator() throws Exception {
+        List<String> testList = Arrays.asList("1", "2", "3", "4", "5");
+        VerboseIterable<String> vIterable = new VerboseIterable<String>(testList, "Error Message");
+        Iterator<String> iter = vIterable.iterator();
+
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(true));
+        MatcherAssert.assertThat(iter.next(), Matchers.equalTo("1"));
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(true));
+        MatcherAssert.assertThat(iter.next(), Matchers.equalTo("2"));
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(true));
+        MatcherAssert.assertThat(iter.next(), Matchers.equalTo("3"));
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(true));
+        MatcherAssert.assertThat(iter.next(), Matchers.equalTo("4"));
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(true));
+        MatcherAssert.assertThat(iter.next(), Matchers.equalTo("5"));
+        MatcherAssert.assertThat(iter.hasNext(), Matchers.equalTo(false));
+
+        expectedEx.expect(NoSuchElementException.class);
+        expectedEx.expectMessage("Error Message");
+        iter.next();
+    }
+}

src/test/java/org/takes/misc/VerboseIteratorTest.java

@@ -0,0 +1,53 @@
+package org.takes.misc;
+
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.NoSuchElementException;
+
+/**
+ * Test case for {@link VerboseIterator}
+ * @author Zarko Celebic
+ */
+public final class VerboseIteratorTest{
+
+    @Rule
+    public ExpectedException expectedEx = ExpectedException.none();
+
+    @Test
+    public void testHasNext() throws Exception {
+        List<String> testList = Arrays.asList("1", "2", "3", "4", "5");
+        VerboseIterator<String> vi = new VerboseIterator<String>(testList.iterator(), "Error message");
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(true));
+        vi.next();
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(true));
+        vi.next();
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(true));
+        vi.next();
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(true));
+        vi.next();
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(true));
+        vi.next();
+        MatcherAssert.assertThat(vi.hasNext(), Matchers.equalTo(false));
+
+    }
+
+    @Test
+    public void testNext() throws Exception {
+        List<String> testList = Arrays.asList("1", "2", "3", "4", "5");
+        VerboseIterator<String> vi = new VerboseIterator<String>(testList.iterator(), "Error message");
+        MatcherAssert.assertThat(vi.next(), Matchers.equalTo("1"));
+        MatcherAssert.assertThat(vi.next(), Matchers.equalTo("2"));
+        MatcherAssert.assertThat(vi.next(), Matchers.equalTo("3"));
+        MatcherAssert.assertThat(vi.next(), Matchers.equalTo("4"));
+        MatcherAssert.assertThat(vi.next(), Matchers.equalTo("5"));
+        expectedEx.expect(NoSuchElementException.class);
+        expectedEx.expectMessage("Error message");
+        vi.next();
+    }
+}