// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace Microsoft.AspNetCore.Mvc.ModelBinding.Metadata;
 
public class DisplayMetadataTest
{
    [Fact]
    public void DisplayFormatString_AffectsBothDisplayFormatProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.DisplayFormatString = "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.DisplayFormatString);
        Assert.Equal("expected string", displayMetadata.DisplayFormatStringProvider());
    }
 
    [Fact]
    public void DisplayFormatStringProvider_AffectsBothDisplayFormatProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.DisplayFormatStringProvider = () => "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.DisplayFormatString);
        Assert.Equal("expected string", displayMetadata.DisplayFormatStringProvider());
    }
 
    [Fact]
    public void DisplayFormatString_LastSettingWins()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act 1
        displayMetadata.DisplayFormatString = "first string";
 
        // Assert 1
        Assert.Equal("first string", displayMetadata.DisplayFormatString);
        Assert.Equal("first string", displayMetadata.DisplayFormatStringProvider());
 
        // Act 2
        displayMetadata.DisplayFormatStringProvider = () => "second string";
 
        // Assert 2
        Assert.Equal("second string", displayMetadata.DisplayFormatString);
        Assert.Equal("second string", displayMetadata.DisplayFormatStringProvider());
 
        // Act 3
        displayMetadata.DisplayFormatString = "third string";
 
        // Assert 3
        Assert.Equal("third string", displayMetadata.DisplayFormatString);
        Assert.Equal("third string", displayMetadata.DisplayFormatStringProvider());
    }
 
    [Fact]
    public void EditFormatString_AffectsBothEditFormatProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.EditFormatString = "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.EditFormatString);
        Assert.Equal("expected string", displayMetadata.EditFormatStringProvider());
    }
 
    [Fact]
    public void EditFormatStringProvider_AffectsBothEditFormatProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.EditFormatStringProvider = () => "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.EditFormatString);
        Assert.Equal("expected string", displayMetadata.EditFormatStringProvider());
    }
 
    [Fact]
    public void EditFormatString_LastSettingWins()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act 1
        displayMetadata.EditFormatString = "first string";
 
        // Assert 1
        Assert.Equal("first string", displayMetadata.EditFormatString);
        Assert.Equal("first string", displayMetadata.EditFormatStringProvider());
 
        // Act 2
        displayMetadata.EditFormatStringProvider = () => "second string";
 
        // Assert 2
        Assert.Equal("second string", displayMetadata.EditFormatString);
        Assert.Equal("second string", displayMetadata.EditFormatStringProvider());
 
        // Act 3
        displayMetadata.EditFormatString = "third string";
 
        // Assert 3
        Assert.Equal("third string", displayMetadata.EditFormatString);
        Assert.Equal("third string", displayMetadata.EditFormatStringProvider());
    }
 
    [Fact]
    public void NullDisplayText_AffectsBothNullDisplayProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.NullDisplayText = "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.NullDisplayText);
        Assert.Equal("expected string", displayMetadata.NullDisplayTextProvider());
    }
 
    [Fact]
    public void NullDisplayTextProvider_AffectsBothNullDisplayProperties()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act
        displayMetadata.NullDisplayTextProvider = () => "expected string";
 
        // Assert
        Assert.Equal("expected string", displayMetadata.NullDisplayText);
        Assert.Equal("expected string", displayMetadata.NullDisplayTextProvider());
    }
 
    [Fact]
    public void NullDisplayText_LastSettingWins()
    {
        // Arrange
        var displayMetadata = new DisplayMetadata();
 
        // Act 1
        displayMetadata.NullDisplayText = "first string";
 
        // Assert 1
        Assert.Equal("first string", displayMetadata.NullDisplayText);
        Assert.Equal("first string", displayMetadata.NullDisplayTextProvider());
 
        // Act 2
        displayMetadata.NullDisplayTextProvider = () => "second string";
 
        // Assert 2
        Assert.Equal("second string", displayMetadata.NullDisplayText);
        Assert.Equal("second string", displayMetadata.NullDisplayTextProvider());
 
        // Act 3
        displayMetadata.NullDisplayText = "third string";
 
        // Assert 3
        Assert.Equal("third string", displayMetadata.NullDisplayText);
        Assert.Equal("third string", displayMetadata.NullDisplayTextProvider());
    }
}