13417967502

Committed 19 Feb 2025 04:51PM UTC coverage: 45.43% (+5.7%) from 39.697%

Build # 13417967502

Build Type

push

github

Committed by

pwelter34

Commit Message

fix failing test

Run Details

287 of 726 branches covered (39.53%)

Branch coverage included in aggregate %.

563 of 1145 relevant lines covered (49.17%)

73.33 hits per line

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0.0

/src/EntityChange/Reflection/FieldAccessor.cs

#nullable disable

using System.Reflection;

namespace EntityChange.Reflection;

/// <summary>
/// An accessor class for <see cref="FieldInfo"/>.
/// </summary>
public class FieldAccessor : MemberAccessor
{
    private readonly Lazy<Func<object, object>> _getter;
    private readonly Lazy<Action<object, object>> _setter;

    /// <summary>
    /// Initializes a new instance of the <see cref="FieldAccessor"/> class.
    /// </summary>
    /// <param name="fieldInfo">The <see cref="FieldInfo"/> instance to use for this accessor.</param>
    public FieldAccessor(FieldInfo fieldInfo) : base(fieldInfo)
    {
        if (fieldInfo == null)
            throw new ArgumentNullException(nameof(fieldInfo));

        Name = fieldInfo.Name;
        MemberType = fieldInfo.FieldType;

        _getter = new Lazy<Func<object, object>>(() => ExpressionFactory.CreateGet(fieldInfo));
        HasGetter = true;

        bool isReadonly = !fieldInfo.IsInitOnly && !fieldInfo.IsLiteral;
        if (!isReadonly)
            _setter = new Lazy<Action<object, object>>(() => ExpressionFactory.CreateSet(fieldInfo));

        HasSetter = !isReadonly;
    }

    /// <summary>
    /// Gets the type of the member.
    /// </summary>
    /// <value>The type of the member.</value>
    public override Type MemberType { get; }

    /// <summary>
    /// Gets the name of the member.
    /// </summary>
    /// <value>The name of the member.</value>
    public override string Name { get; }

    /// <summary>
    /// Gets a value indicating whether this member has getter.
    /// </summary>
    /// <value><c>true</c> if this member has getter; otherwise, <c>false</c>.</value>
    public override bool HasGetter { get; }

    /// <summary>
    /// Gets a value indicating whether this member has setter.
    /// </summary>
    /// <value><c>true</c> if this member has setter; otherwise, <c>false</c>.</value>
    public override bool HasSetter { get; }


    /// <summary>
    /// Returns the value of the member.
    /// </summary>
    /// <param name="instance">The object whose member value will be returned.</param>
    /// <returns>
    /// The member value for the instance parameter.
    /// </returns>
    public override object GetValue(object instance)
    {
        if (instance == null)
            throw new ArgumentNullException(nameof(instance));

        if (_getter == null || !HasGetter)
            throw new InvalidOperationException($"Field '{Name}' does not have a getter.");

        var get = _getter.Value;
        if (get == null)
            throw new InvalidOperationException($"Field '{Name}' does not have a getter.");

        return get(instance);
    }

    /// <summary>
    /// Sets the value of the member.
    /// </summary>
    /// <param name="instance">The object whose member value will be set.</param>
    /// <param name="value">The new value for this member.</param>
    public override void SetValue(object instance, object value)
    {
        if (instance == null)
            throw new ArgumentNullException(nameof(instance));

        if (_setter == null || !HasSetter)
            throw new InvalidOperationException($"Field '{Name}' does not have a setter.");

        var set = _setter.Value;
        if (set == null)
            throw new InvalidOperationException($"Field '{Name}' does not have a setter.");

        set(instance, value);
    }
}

1	#nullable disable
2
3	using System.Reflection;
4
5	namespace EntityChange.Reflection;
6
7	/// <summary>
8	/// An accessor class for <see cref="FieldInfo"/>.
9	/// </summary>
10	public class FieldAccessor : MemberAccessor
11	{
12	private readonly Lazy<Func<object, object>> _getter;
13	private readonly Lazy<Action<object, object>> _setter;
14
15	/// <summary>
16	/// Initializes a new instance of the <see cref="FieldAccessor"/> class.
17	/// </summary>
18	/// <param name="fieldInfo">The <see cref="FieldInfo"/> instance to use for this accessor.</param>
19	public FieldAccessor(FieldInfo fieldInfo) : base(fieldInfo)	×
20	{
21	if (fieldInfo == null)	×
22	throw new ArgumentNullException(nameof(fieldInfo));	×
23
24	Name = fieldInfo.Name;	×
25	MemberType = fieldInfo.FieldType;	×
26
27	_getter = new Lazy<Func<object, object>>(() => ExpressionFactory.CreateGet(fieldInfo));	×
28	HasGetter = true;	×
29
30	bool isReadonly = !fieldInfo.IsInitOnly && !fieldInfo.IsLiteral;	×
31	if (!isReadonly)	×
32	_setter = new Lazy<Action<object, object>>(() => ExpressionFactory.CreateSet(fieldInfo));	×
33
34	HasSetter = !isReadonly;	×
35	}	×
36
37	/// <summary>
38	/// Gets the type of the member.
39	/// </summary>
40	/// <value>The type of the member.</value>
41	public override Type MemberType { get; }	×
42
43	/// <summary>
44	/// Gets the name of the member.
45	/// </summary>
46	/// <value>The name of the member.</value>
47	public override string Name { get; }	×
48
49	/// <summary>
50	/// Gets a value indicating whether this member has getter.
51	/// </summary>
52	/// <value><c>true</c> if this member has getter; otherwise, <c>false</c>.</value>
53	public override bool HasGetter { get; }	×
54
55	/// <summary>
56	/// Gets a value indicating whether this member has setter.
57	/// </summary>
58	/// <value><c>true</c> if this member has setter; otherwise, <c>false</c>.</value>
59	public override bool HasSetter { get; }	×
60
61
62	/// <summary>
63	/// Returns the value of the member.
64	/// </summary>
65	/// <param name="instance">The object whose member value will be returned.</param>
66	/// <returns>
67	/// The member value for the instance parameter.
68	/// </returns>
69	public override object GetValue(object instance)
70	{
71	if (instance == null)	×
72	throw new ArgumentNullException(nameof(instance));	×
73
74	if (_getter == null \|\| !HasGetter)	×
75	throw new InvalidOperationException($"Field '{Name}' does not have a getter.");	×
76
77	var get = _getter.Value;	×
78	if (get == null)	×
79	throw new InvalidOperationException($"Field '{Name}' does not have a getter.");	×
80
81	return get(instance);	×
82	}
83
84	/// <summary>
85	/// Sets the value of the member.
86	/// </summary>
87	/// <param name="instance">The object whose member value will be set.</param>
88	/// <param name="value">The new value for this member.</param>
89	public override void SetValue(object instance, object value)
90	{
91	if (instance == null)	×
92	throw new ArgumentNullException(nameof(instance));	×
93
94	if (_setter == null \|\| !HasSetter)	×
95	throw new InvalidOperationException($"Field '{Name}' does not have a setter.");	×
96
97	var set = _setter.Value;	×
98	if (set == null)	×
99	throw new InvalidOperationException($"Field '{Name}' does not have a setter.");	×
100
101	set(instance, value);	×
102	}	×
103	}

loresoft / EntityChange / 13417967502

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