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C#: Add some tests for cs/useless-if-statement.

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Michael Nebel
2025-03-05 14:32:41 +01:00
parent 795a2e1175
commit a9d45a2aa2
4 changed files with 36 additions and 0 deletions
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29
csharp/ql/test/query-tests/Useless Code/FutileConditional/FutileConditional.cs Normal file
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using System;
class FutileConditionalTest
{
public void M(string s)
{
if (s.Length > 0) ; // $ Alert
if (s.Length > 1)
{
} // $ Alert
if (s.Length > 2) // GOOD: because of else-branch
{
}
else
{
Console.WriteLine("hello");
}
if (s.Length > 3)
{
}
else
{
} // $ Alert
}
}

3
csharp/ql/test/query-tests/Useless Code/FutileConditional/FutileConditional.expected Normal file
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| FutileConditional.cs:8:9:8:27 | if (...) ... | If-statement with an empty then-branch and no else-branch. |
| FutileConditional.cs:10:9:12:9 | if (...) ... | If-statement with an empty then-branch and no else-branch. |
| FutileConditional.cs:22:9:27:9 | if (...) ... | If-statement with an empty then-branch and no else-branch. |

2
csharp/ql/test/query-tests/Useless Code/FutileConditional/FutileConditional.qlref Normal file
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query: Useless code/FutileConditional.ql
postprocess: utils/test/InlineExpectationsTestQuery.ql

2
csharp/ql/test/query-tests/Useless Code/FutileConditional/options Normal file
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semmle-extractor-options: /nostdlib /noconfig
semmle-extractor-options: --load-sources-from-project:${testdir}/../../../resources/stubs/_frameworks/Microsoft.NETCore.App/Microsoft.NETCore.App.csproj