11704417889

Committed 06 Nov 2024 01:21PM UTC coverage: 55.927% (+0.03%) from 55.894%

Build # 11704417889

Build Type

Pull #3415

github

Committed by

web-flow

Commit Message

Merge 150342dac into 42f0efdd0

Pull Request Pull Request #3415: `[Fix]` Part-2 - LevelDbStore

Run Details

5796 of 8962 branches covered (64.67%)

Branch coverage included in aggregate %.

191 of 261 new or added lines in 12 files covered. (73.18%)

16 existing lines in 6 files now uncovered.

21813 of 40404 relevant lines covered (53.99%)

85894.01 hits per line

Source File
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91.3

/src/Plugins/LevelDBStore/IO/Data/LevelDB/Helper.cs

// Copyright (C) 2015-2024 The Neo Project.
//
// Helper.cs file belongs to the neo project and is free
// software distributed under the MIT software license, see the
// accompanying file LICENSE in the main directory of the
// repository or http://www.opensource.org/licenses/mit-license.php
// for more details.
//
// Redistribution and use in source and binary forms with or without
// modifications are permitted.

using System;
using System.Collections.Generic;

namespace Neo.IO.Storage.LevelDB
{
    public static class Helper
    {
        public static IEnumerable<(byte[], byte[])> Seek(this DB db, byte[] prefix, ReadOptions options)
        {
            using var it = db.CreateIterator(options);

            for (it.Seek(prefix); it.IsValid(); it.Next())
                yield return new(it.Key(), it.Value());
        }

        public static IEnumerable<(byte[], byte[])> SeekPrev(this DB db, byte[] prefix, ReadOptions options)
        {
            using var it = db.CreateIterator(options);

            it.Seek(prefix);

            if (!it.IsValid())
                it.SeekToLast();
            else if (it.Key().AsSpan().SequenceCompareTo(prefix) > 0)
                it.Prev();

            for (; it.IsValid(); it.Prev())
                yield return new(it.Key(), it.Value());
        }
    }
}

1	// Copyright (C) 2015-2024 The Neo Project.
2	//
3	// Helper.cs file belongs to the neo project and is free
4	// software distributed under the MIT software license, see the
5	// accompanying file LICENSE in the main directory of the
6	// repository or http://www.opensource.org/licenses/mit-license.php
7	// for more details.
8	//
9	// Redistribution and use in source and binary forms with or without
10	// modifications are permitted.
11
12	using System;
13	using System.Collections.Generic;
14
15	namespace Neo.IO.Storage.LevelDB
16	{
17	public static class Helper
18	{
19	public static IEnumerable<(byte[], byte[])> Seek(this DB db, byte[] prefix, ReadOptions options)
20	{	1✔
21	using var it = db.CreateIterator(options);	1✔
22
23	for (it.Seek(prefix); it.IsValid(); it.Next())	8✔
24	yield return new(it.Key(), it.Value());	3✔
25	}	1✔
26
27	public static IEnumerable<(byte[], byte[])> SeekPrev(this DB db, byte[] prefix, ReadOptions options)
28	{	2✔
29	using var it = db.CreateIterator(options);	2✔
30
31	it.Seek(prefix);	2✔
32
33	if (!it.IsValid())	2!
NEW 34	it.SeekToLast();	×
35	else if (it.Key().AsSpan().SequenceCompareTo(prefix) > 0)	2✔
36	it.Prev();	1✔
37
38	for (; it.IsValid(); it.Prev())	12✔
39	yield return new(it.Key(), it.Value());	5✔
40	}	2✔
41	}
42	}

neo-project / neo / 11704417889

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