/*
 * Copyright (c) 2023 Proton AG
 *
 * This file is part of ProtonVPN.
 *
 * ProtonVPN is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * ProtonVPN is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with ProtonVPN.  If not, see <https://www.gnu.org/licenses/>.
 */

using System.Diagnostics.CodeAnalysis;
using FluentAssertions;
using ProtonVPN.Client.Logic.Feedback.Attachments;

namespace ProtonVPN.Client.Logic.Feedback.Tests.Attachments;

[TestClass]
[SuppressMessage("ReSharper", "ObjectCreationAsStatement")]
public class AttachmentTest
{
    [TestMethod]
    public void Attachment_ShouldThrow_WhenFilePath_IsNull()
    {
        // Act
        Action action = () => new Attachment(null);
        // Assert
        action.Should().Throw<ArgumentException>();
    }

    [TestMethod]
    public void Attachment_ShouldThrow_WhenFilePath_IsEmpty()
    {
        // Act
        Action action = () => new Attachment("");
        // Assert
        action.Should().Throw<ArgumentException>();
    }

    [TestMethod]
    public void Attachment_ShouldThrow_WhenFilePath_ContainsNoFileName()
    {
        // Act
        Action action = () => new Attachment("C:\\");
        // Assert
        action.Should().Throw<ArgumentException>();
    }

    [TestMethod]
    public void Name_ShouldBe_NameOfFile()
    {
        // Arrange
        const string path = "C:\\Program Files\\Some\\File 55.txt";
        const string name = "File 55.txt";
        // Act
        Attachment attachment = new(path);
        // Assert
        attachment.Name.Should().Be(name);
    }

    [TestMethod]
    public void Path_ShouldBe_FilePath()
    {
        // Arrange
        const string path = "C:\\Program Files\\Some\\File 44.txt";
        // Act
        Attachment attachment = new(path);
        // Assert
        attachment.Path.Should().Be(path);
    }

    [TestMethod]
    public void Length_ShouldBeZero_ByDefault()
    {
        // Act
        Attachment attachment = new("filename");
        // Assert
        attachment.Length.Should().Be(0);
    }

    [TestMethod]
    public void WithLength_ShouldKeep_Name()
    {
        // Arrange
        const string path = "C:\\Programs\\Some\\File 55.txt";
        const string name = "File 55.txt";
        Attachment attachment = new(path);
        // Act
        attachment = attachment.WithLength(2245);
        // Assert
        attachment.Name.Should().Be(name);
    }

    [TestMethod]
    public void WithLength_ShouldKeep_Path()
    {
        // Arrange
        const string path = "C:\\Program Files\\Some\\File-rr-33.txt";
        Attachment attachment = new(path);
        // Act
        attachment = attachment.WithLength(23457);
        // Assert
        attachment.Path.Should().Be(path);
    }

    [TestMethod]
    public void WithLength_ShouldChange_FileLength()
    {
        // Arrange
        const long length = 45678;
        Attachment attachment = new("file1");
        // Act
        attachment = attachment.WithLength(length);
        // Assert
        attachment.Length.Should().Be(length);
    }
}