Added tests for NumberParser

rome/src/test/java/com/rometools/rome/io/impl/NumberParserTest.java

@@ -0,0 +1,72 @@
+package com.rometools.rome.io.impl;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+
+public class NumberParserTest {
+
+    @Test
+    public void testLongParseFailure() {
+        Long num = NumberParser.parseLong("Non Long");
+        assertNull(num);
+    }
+
+    @Test
+    public void testLongParseSuccess() {
+        Long num = NumberParser.parseLong("1");
+        assertEquals(new Long(1L), num);
+    }
+
+    @Test
+    public void testLongParseDefaultSuccess() {
+        long num = NumberParser.parseLong("Non Long", 1L);
+        assertEquals(1L, num);
+    }
+
+    @Test
+    public void testLongParseNonDefaultSuccess() {
+        long num = NumberParser.parseLong("0", 1L);
+        assertEquals(0L, num);
+    }
+
+    @Test
+    public void testIntParseFailure() {
+        Integer num = NumberParser.parseInt("Non Int");
+        assertNull(num);
+    }
+
+    @Test
+    public void testIntParseSuccess() {
+        Integer num = NumberParser.parseInt("1");
+        assertEquals(new Integer(1), num);
+    }
+
+    @Test
+    public void testFloatParseFailure() {
+        Float num = NumberParser.parseFloat("Non Float");
+        assertNull(num);
+    }
+
+    @Test
+    public void testFloatParseSuccess() {
+        Float num = NumberParser.parseFloat("1.0");
+        assertEquals(new Float(1.0f), num);
+    }
+
+    @Test
+    public void testFloatParseDefaultSuccess() {
+        float num = NumberParser.parseFloat("Non Float", 1.0f);
+        assertEquals(1.0f, num, 0);
+    }
+
+    @Test
+    public void testFloatParseNonDefaultSuccess() {
+        float num = NumberParser.parseFloat("0.0", 1.0f);
+        assertEquals(0.0f, num, 0);
+    }
+
+}