// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

#nullable disable

namespace System.Windows.Forms.Tests;

public class ListView_ListViewItemCollectionTests
{
    [WinFormsTheory]
    [InlineData("name2")]
    [InlineData("NAME2")]
    public void ListViewItemCollection_Find_InvokeKeyExists_ReturnsExpected(string key)
    {
        using ListView listView = new();

        ListViewItem child1 = new()
        {
            Name = "name1"
        };
        ListViewItem child2 = new()
        {
            Name = "name2"
        };
        ListViewItem child3 = new()
        {
            Name = "name2"
        };

        var grandchild1 = new ListViewItem.ListViewSubItem
        {
            Name = "name1"
        };
        var grandchild2 = new ListViewItem.ListViewSubItem
        {
            Name = "name2"
        };
        var grandchild3 = new ListViewItem.ListViewSubItem
        {
            Name = "name2"
        };

        ListView.ListViewItemCollection collection = listView.Items;
        child3.SubItems.Add(grandchild1);
        child3.SubItems.Add(grandchild2);
        child3.SubItems.Add(grandchild3);
        collection.Add(child1);
        collection.Add(child2);
        collection.Add(child3);

        // Search all subitems.
        Assert.Equal([child2, child3], collection.Find(key, searchAllSubItems: true));

        // Call again.
        Assert.Equal([child2, child3], collection.Find(key, searchAllSubItems: true));

        // Don't search all subitems.
        Assert.Equal([child2, child3], collection.Find(key, searchAllSubItems: false));

        // Call again.
        Assert.Equal([child2, child3], collection.Find(key, searchAllSubItems: false));
    }

    [WinFormsTheory]
    [InlineData("NoSuchName")]
    [InlineData("abcd")]
    [InlineData("abcde")]
    [InlineData("abcdef")]
    public void ListViewItemCollection_Find_InvokeNoSuchKey_ReturnsEmpty(string key)
    {
        using ListView listView = new();

        ListViewItem child1 = new()
        {
            Name = "name1"
        };
        ListViewItem child2 = new()
        {
            Name = "name2"
        };
        ListViewItem child3 = new()
        {
            Name = "name2"
        };
        var collection = listView.Items;
        collection.Add(child1);
        collection.Add(child2);
        collection.Add(child3);

        Assert.Empty(collection.Find(key, searchAllSubItems: true));
        Assert.Empty(collection.Find(key, searchAllSubItems: false));
    }

    [WinFormsTheory]
    [NullAndEmptyStringData]
    public void ListViewItemCollection_Find_NullOrEmptyKey_ThrowsArgumentNullException(string key)
    {
        using ListView listView = new();
        var collection = listView.Items;
        Assert.Throws<ArgumentNullException>("key", () => collection.Find(key, searchAllSubItems: true));
        Assert.Throws<ArgumentNullException>("key", () => collection.Find(key, searchAllSubItems: false));
    }
}
