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Use json-specs/sql_token_examples.json test input #1852

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Oct 5, 2022
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Use json-specs/sql_token_examples.json test input #1852

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41 changes: 41 additions & 0 deletions test/Elastic.Apm.Tests/DbSpanNameTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@
using Elastic.Apm.Libraries.Newtonsoft.Json;
using Elastic.Apm.Libraries.Newtonsoft.Json.Linq;
using Elastic.Apm.Model;
using Elastic.Apm.Tests.Utilities;
using FluentAssertions;
using Xunit;

Expand Down Expand Up @@ -51,4 +52,44 @@ public static IEnumerable<object[]> SqlSignatureExamplesTestData
}
}
}

public class SqlTokenTestData
{
public string Name;
public string Comment;
public string Input;
public List<SqlToken> Tokens = new();
}

public struct SqlToken
{
public string Kind;
public string Text;
}

[Theory]
[JsonFileData("./TestResources/json-specs/sql_token_examples.json", typeof(SqlTokenTestData))]
public void TestSqlTokenParsing(SqlTokenTestData data)
{
var parsedTokens = Helper_ParseSql(data.Input);
parsedTokens.Count.Should().Be(data.Tokens.Count);
for (var i = 0; i < parsedTokens.Count; i++)
parsedTokens[i].ToString().Should().BeEquivalentTo(data.Tokens[i].Kind);
}

private static List<Scanner.Token> Helper_ParseSql(string sql)
{
var scanner = new Scanner();
scanner.SetQuery(sql);
var tokens = new List<Scanner.Token>();
while (true)
{
var token = scanner.Scan();
if (token == Scanner.Token.Eof)
break;
tokens.Add(token);
}

return tokens;
}
}