Fixed test issues

Author: Claudenw

src/main/java/org/apache/commons/cli/CommandLine.java

@@ -438,7 +438,7 @@ public <T> T getParsedOptionValue(final char opt, final Supplier<T> defaultValue
      * @since 1.5.0
      */
     public <T> T getParsedOptionValue(final Option option) throws ParseException {
-        return  getParsedOptionValue(option, null);
+        return  getParsedOptionValue(option, ()-> null);
     }
 
     /**

src/test/java/org/apache/commons/cli/CommandLineTest.java

@@ -178,15 +178,15 @@ public void testGetParsedOptionValueUsingDefault() throws Exception {
 
         assertEquals(123, ((Number) cmd.getParsedOptionValue(optI)).intValue());
         assertEquals("foo", cmd.getParsedOptionValue(optF, "foo"));
-        assertEquals("foo", cmd.getParsedOptionValue(optF, ()->"foo"));
+        assertEquals("foo", cmd.getParsedOptionValue(optF, ()-> "foo"));
         assertEquals("foo", cmd.getParsedOptionValue("f", "foo"));
-        assertEquals("foo", cmd.getParsedOptionValue("f", ()->"foo"));
+        assertEquals("foo", cmd.getParsedOptionValue("f", ()-> "foo"));
         assertEquals("foo", cmd.getParsedOptionValue('f', "foo"));
-        assertEquals("foo", cmd.getParsedOptionValue('f', ()->"foo"));
+        assertEquals("foo", cmd.getParsedOptionValue('f', ()-> "foo"));
     }
 
     @Test
-    public void testNullhOption() throws Exception {
+    public void testNullOption() throws Exception {
         final Options options = new Options();
         final Option optI = Option.builder("i").hasArg().type(Number.class).build();
         final Option optF = Option.builder("f").hasArg().build();