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VuDZVuDZ/RoslynMcpServer/.cursor/rules/roslyn-mcp-structural-tests.mdc

RoslynMcpServer / rules

Cursor rule8 starsChanged 45 days agoMITView on GitHub

Do not assert production C# structure from source text

The file

We split this roslyn-mcp-structural-tests.mdc into the rules it gives an agent

1 rule. About 0 are common, 0 are distinctive, and 1 is very specific to this project.

  • ≈0

    Common · estimate

    Many files like this have a rule of this kind.

  • ≈0

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    This author's own choices. Worth a look.

  • 1

    Very specific

    Tied to their project's names, files or tools. Probably skip.

  • Common
  • Distinctive
  • Very specific
  1. Very specific:

    Check behavior by executing it.

    line 10

≈ “Common” is an estimate: at least 1 in 5 of the 6,668 Cursor rule files we read have a rule of the same kind, not the same words. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.

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Files
roslyn-mcp-structural-tests.mdc
---
description: Do not assert production C# structure from source text
alwaysApply: true
---

# Structural tests

Do not infer the structure or semantics of production C# from the text of a source file. Do not conclude that a method calls a method, that a lock is taken, or that a symbol occurs once from `IndexOf`, `Contains`, `Regex`, a slice between declarations, or a window around a substring. A green test does not make a text slice a structural check.

Check behavior by executing it. Check the shape of the code through `SourceSetAnalysis` and the helpers next to it in `RoslynMcpServer.Tests/SourceStructure/`.

Exact text is allowed when the contract is the text itself: a message, CLI output, a `.csproj`, markdown, or a generated file.

Canon: `docs/code-style.md`, section "Tests that inspect production code".

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