#188

Committed 23 Dec 2024 10:05AM UTC coverage: 35.0%. First build

Build # #188

Build Type

push

azure-devops

Committed by

lucaslorentz

Commit Message

Instrumentation fix for assemblies with generated code.

Run Details

0 of 7 new or added lines in 2 files covered. (0.0%)

903 of 2580 relevant lines covered (35.0%)

7699.14 hits per line

Source File
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0.0

/src/MiniCover.Core/Extensions/DocumentExtensions.cs

using System.IO;
using System.Linq;
using System.Security.Cryptography;
using Mono.Cecil.Cil;

namespace MiniCover.Core.Extensions
{
    public static class DocumentExtensions
    {
        public static bool FileHasChanged(this Document document)
        {
            if (document.Url.EndsWith(".g.cs"))
                return false;

            if (!File.Exists(document.Url))
            {
                // Ignore not found source generated files because they might be in memory
                if (document.Url.EndsWith(".g.cs"))
                    return false;

                return true;
            }

            using (var stream = File.OpenRead(document.Url))
            {
                var hasher = CreateHashAlgorithm(document.HashAlgorithm);

                if (hasher == null)
                    return false;

                using (hasher)
                {
                    var newHash = hasher.ComputeHash(stream);
                    return !newHash.SequenceEqual(document.Hash);
                }
            }
        }

        private static HashAlgorithm CreateHashAlgorithm(DocumentHashAlgorithm algorithm)
        {
            switch (algorithm)
            {
                case DocumentHashAlgorithm.SHA1: return new SHA1Managed();
                case DocumentHashAlgorithm.SHA256: return new SHA256Managed();
                case DocumentHashAlgorithm.MD5: return new MD5CryptoServiceProvider();
                default: return null;
            }
        }
    }
}

1	using System.IO;
2	using System.Linq;
3	using System.Security.Cryptography;
4	using Mono.Cecil.Cil;
5
6	namespace MiniCover.Core.Extensions
7	{
8	public static class DocumentExtensions
9	{
10	public static bool FileHasChanged(this Document document)
11	{
12	if (document.Url.EndsWith(".g.cs"))	×
13	return false;	×
14
15	if (!File.Exists(document.Url))	×
16	{
17	// Ignore not found source generated files because they might be in memory
NEW 18	if (document.Url.EndsWith(".g.cs"))	×
NEW 19	return false;	×
20
21	return true;	×
22	}
23
24	using (var stream = File.OpenRead(document.Url))	×
25	{
26	var hasher = CreateHashAlgorithm(document.HashAlgorithm);	×
27
28	if (hasher == null)	×
29	return false;	×
30
31	using (hasher)	×
32	{
33	var newHash = hasher.ComputeHash(stream);	×
34	return !newHash.SequenceEqual(document.Hash);	×
35	}
36	}
37	}
38
39	private static HashAlgorithm CreateHashAlgorithm(DocumentHashAlgorithm algorithm)
40	{
41	switch (algorithm)	×
42	{
43	case DocumentHashAlgorithm.SHA1: return new SHA1Managed();	×
44	case DocumentHashAlgorithm.SHA256: return new SHA256Managed();	×
45	case DocumentHashAlgorithm.MD5: return new MD5CryptoServiceProvider();	×
46	default: return null;	×
47	}
48	}
49	}
50	}

lucaslorentz / minicover / #188

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