Should you use InternalsVisibleTo?
InternalsVisibleTo could be useful if you need to test sub parts of your API which you don’t want to expose. However, testing through the public API is preferable since it makes refactoring interal APIs easier. Use InternalsVisibleTo with care and only when appropriate, e.g. the size of the API is significant.
Where do you put InternalsVisibleTo?
The attributes are now auto-generated at build time from the Project > Properties > Package settings. That means you can now add this file yourself and do whatever you want with it.
How do I find my public key for InternalsVisibleTo?
InternalsVisibleTo with strong-named assemblies
- Find sn.exe in the Windows SDK (C:\Program Files\Microsoft SDKs\Windows\v6.0A\Bin)
- Extract the public key of the snk file sn.exe -p file.snk file.PublicKey.
- Get the readable version of the public key sn.exe -tp SomeName.PublicKey.
What does does not match that specified by the InternalsVisibleTo attribute in the granting Assembly?
Go to your Tests project and open the Properties|Signing Tab. Ensure that you have “Sign the Assembly” checked and the strong name key file referenced….Answers.
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What does internal do in C#?
Internal, in C#, is a keyword used to declare the accessibility of a type or type member such that the access is limited to the assembly in which it is declared. An internal modifier is used to prevent the use of a public modifier, which allows access to other assemblies wherever necessary.
How Do I Get Assembly Public Key?
To add a Get Assembly Public Key item to the Tools menu
- In Visual Studio, click External Tools on the Tools menu.
- In the External Tools dialog box, click Add and enter Get Assembly Public Key in the Title box.
- Fill the Command box by browsing to sn.exe.
How do I find the public key of signed Assembly?
The public key token is a unique 16-character key that is given to the assembly when it is built and signed in Microsoft Visual Studio. To determine the public token key, you can run the Strong Name tool (sn.exe) on the assembly. The sn.exe is available with the Microsoft . NET Framework SDK.
What is SN exe?
The Strong Name tool (Sn.exe) helps sign assemblies with strong names. Sn.exe provides options for key management, signature generation, and signature verification. The Strong Name tool is automatically installed with Visual Studio.
Should I use internal C#?
From an API perspective, it is important to only show users of your project the classes that they can use. Use the internal keyword to hide things they shouldn’t see. If your Big_Important_Class for Project A is intended for use outside your project, then you should not mark it internal .
What does sealed mean in C#?
Sealed classes are used to restrict the users from inheriting the class. A class can be sealed by using the sealed keyword. The keyword tells the compiler that the class is sealed, and therefore, cannot be extended. If you want to declare a method as sealed, then it has to be declared as virtual in its base class.
What is assembly public key token?
The public key token is a 64-bit hash of the public key which corresponds to the private key used to sign the assembly. It’s used to make an assembly name unique, so two strongly named assemblies can have the same filename, but . NET will treat them as different assemblies.
Could not load file or assembly VS 2019?
Restart Visual Studio, clean and build a solution. Remove the class library references and add it again. Tools > Import and Export Settings Wizard > Reset all settings (maybe some setting was not well configured).