package org.test4j.tools.commons;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;

import org.test4j.hamcrest.matcher.property.reflection.EqMode;
import org.test4j.testng.Test4J;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

@SuppressWarnings({ "rawtypes", "unchecked", "serial" })
@Test(groups = "test4j")
public class ListHelperTest extends Test4J {

    @Test
    public void testToList() {
        List list = ListHelper.toList(1, 2, 3);
        want.collection(list).reflectionEq(new Integer[] { 1, 2, 3 });
    }

    @Test(dataProvider = "testToList_data")
    public void testToList_Object(Object input, List output) {
        List list = ListHelper.toList(input);
        want.collection(list).reflectionEq(output);
    }

    @DataProvider
    public Object[][] testToList_data() {
        return new Object[][] { { Arrays.asList(1, 2, 3), Arrays.asList(1, 2, 3) },// <br>
                { new Integer[] { 1, 2, 3 }, Arrays.asList(1, 2, 3) }, // <br>
                { 1, Arrays.asList(1) }, // <br>
                { null, Arrays.asList((Object) null) }, // <br>
                { new Integer[] { 1, 2, 3 }, Arrays.asList(1, 2, 3) } // <br>
        };
    }

    public void testToListMulti() {
        List list = ListHelper.toList(1, 2, 3);
        want.collection(list).sizeEq(3).hasAllItems(1, 2, 3);

        list = ListHelper.toList();
        want.collection(list).sizeEq(0);
    }

    public void testToList_WithMap() {
        List list = ListHelper.toList(new HashMap() {
            {
                this.put(1, 1);
                this.put(2, 2);
                this.put(3, 3);
            }
        }, true);
        want.collection(list).sizeEq(3).reflectionEq(toArray(1, 2, 3), EqMode.IGNORE_ORDER);
    }
}