640b4e8ea0560de222e1079963a4c6e0ec0b6019-PR-1399

Build # 640b4e8ea0560de222e1079963a4c6e0ec0b6019-PR-1399

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Pull Request Pull Request #1399: Oracle Syscall

Run Details

2958 of 4382 branches covered (67.5%)

Branch coverage included in aggregate %.

145 of 145 new or added lines in 6 files covered. (100.0%)

9930 of 12519 relevant lines covered (79.32%)

122938.71 hits per line

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92.31

/src/neo/Oracle/OracleExecutionCache.cs

using System;
using System.Collections;
using System.Collections.Generic;

namespace Neo.Oracle
{
    public class OracleExecutionCache : IEnumerable<KeyValuePair<UInt160, OracleResult>>
    {
        /// <summary>
        /// Results
        /// </summary>
        private readonly Dictionary<UInt160, OracleResult> _cache = new Dictionary<UInt160, OracleResult>();

        /// <summary>
        /// Engine
        /// </summary>
        private readonly Func<OracleRequest, OracleResult> _oracle;

        /// <summary>
        /// Count
        /// </summary>
        public int Count => _cache.Count;

        /// <summary>
        /// Constructor for oracles
        /// </summary>
        /// <param name="oracle">Oracle Engine</param>
        public OracleExecutionCache(Func<OracleRequest, OracleResult> oracle = null)
        {
            _oracle = oracle;
        }

        /// <summary>
        /// Constructor for cached results
        /// </summary>
        /// <param name="results">Results</param>
        public OracleExecutionCache(params OracleResult[] results)
        {
            _oracle = null;

            foreach (var result in results)
            {
                _cache[result.RequestHash] = result;
            }
        }

        /// <summary>
        /// Get Oracle result
        /// </summary>
        /// <param name="request">Request</param>
        /// <param name="result">Result</param>
        /// <returns></returns>
        public bool TryGet(OracleRequest request, out OracleResult result)
        {
            if (_cache.TryGetValue(request.Hash, out result))
            {
                return true;
            }

            // Not found inside the cache, invoke it

            result = _oracle?.Invoke(request);

            if (result != null)
            {
                _cache[request.Hash] = result;
                return true;
            }

            // Without oracle logic

            return false;
        }

        public IEnumerator<KeyValuePair<UInt160, OracleResult>> GetEnumerator()
        {
            return _cache.GetEnumerator();
        }

        IEnumerator IEnumerable.GetEnumerator()
        {
            return _cache.GetEnumerator();
        }
    }
}

1	using System;
2	using System.Collections;
3	using System.Collections.Generic;
4
5	namespace Neo.Oracle
6	{
7	public class OracleExecutionCache : IEnumerable<KeyValuePair<UInt160, OracleResult>>
8	{
9	/// <summary>
10	/// Results
11	/// </summary>
12	private readonly Dictionary<UInt160, OracleResult> _cache = new Dictionary<UInt160, OracleResult>();	30✔
13
14	/// <summary>
15	/// Engine
16	/// </summary>
17	private readonly Func<OracleRequest, OracleResult> _oracle;
18
19	/// <summary>
20	/// Count
21	/// </summary>
22	public int Count => _cache.Count;	30✔
23
24	/// <summary>
25	/// Constructor for oracles
26	/// </summary>
27	/// <param name="oracle">Oracle Engine</param>
28	public OracleExecutionCache(Func<OracleRequest, OracleResult> oracle = null)	24✔
29	{	24✔
30	_oracle = oracle;	24✔
31	}	24✔
32
33	/// <summary>
34	/// Constructor for cached results
35	/// </summary>
36	/// <param name="results">Results</param>
37	public OracleExecutionCache(params OracleResult[] results)	6✔
38	{	6✔
39	_oracle = null;	6✔
40
41	foreach (var result in results)	30✔
42	{	6✔
43	_cache[result.RequestHash] = result;	6✔
44	}	6✔
45	}	6✔
46
47	/// <summary>
48	/// Get Oracle result
49	/// </summary>
50	/// <param name="request">Request</param>
51	/// <param name="result">Result</param>
52	/// <returns></returns>
53	public bool TryGet(OracleRequest request, out OracleResult result)
54	{	36✔
55	if (_cache.TryGetValue(request.Hash, out result))	36✔
56	{	12✔
57	return true;	12✔
58	}
59
60	// Not found inside the cache, invoke it
61
62	result = _oracle?.Invoke(request);	24✔
63
64	if (result != null)	24✔
65	{	18✔
66	_cache[request.Hash] = result;	18✔
67	return true;	18✔
68	}
69
70	// Without oracle logic
71
72	return false;	6✔
73	}	36✔
74
75	public IEnumerator<KeyValuePair<UInt160, OracleResult>> GetEnumerator()
76	{	18✔
77	return _cache.GetEnumerator();	18✔
78	}	18✔
79
80	IEnumerator IEnumerable.GetEnumerator()
81	{	×
82	return _cache.GetEnumerator();	×
83	}	×
84	}
85	}

neo-project / neo / 640b4e8ea0560de222e1079963a4c6e0ec0b6019-PR-1399

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