Add new parameter resolver + positional params

src/test/java/org/springframework/shell2/DefaultParameterResolverTest.java

@@ -0,0 +1,57 @@
+package org.springframework.shell2;
+
+import static java.util.Arrays.asList;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertThat;
+import static org.springframework.util.ReflectionUtils.findMethod;
+
+import java.lang.reflect.Method;
+
+import org.junit.Test;
+
+import org.springframework.core.DefaultParameterNameDiscoverer;
+import org.springframework.core.MethodParameter;
+import org.springframework.core.convert.support.DefaultConversionService;
+
+/**
+ * Unit tests for DefaultParameterResolver.
+ *
+ * @author Eric Bottard
+ * @author Florent Biville
+ */
+public class DefaultParameterResolverTest {
+
+
+	private DefaultParameterResolver resolver = new DefaultParameterResolver(new DefaultConversionService());
+
+	@Test
+	public void testParses() throws Exception {
+		Method method = findMethod(Remote.class, "zap", boolean.class, String.class, String.class, String.class);
+
+		assertThat(resolver.resolve(
+				makeMethodParameter(method, 0),
+				asList("--force --name --foo y".split(" "))
+		), is(true));
+		assertThat(resolver.resolve(
+				makeMethodParameter(method, 1),
+				asList("--force --name --foo y".split(" "))
+		), is("--foo"));
+		assertThat(resolver.resolve(
+				makeMethodParameter(method, 2),
+				asList("--force --name --foo y".split(" "))
+		), is("y"));
+		assertThat(resolver.resolve(
+				makeMethodParameter(method, 3),
+				asList("--force --name --foo y".split(" "))
+		), is("last"));
+
+	}
+
+	private MethodParameter makeMethodParameter(Method method, int parameterIndex) {
+		MethodParameter methodParameter = new MethodParameter(method, parameterIndex);
+		methodParameter.initParameterNameDiscovery(new DefaultParameterNameDiscoverer());
+		return methodParameter;
+	}
+
+
+}