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tests: do not remove %SYSTEMROOT% from environment variables, it's required to initialize crypto provider (which is required for std::rand)

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This commit is contained in:
Leonid Shalupov 2016-02-14 16:34:39 +01:00
parent 2ddea8aa88
commit 1ae82193f0
1 changed files with 13 additions and 1 deletions
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14
tests/common/util.rs
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@ -282,7 +282,19 @@ impl UCommand {
let mut cmd = Command::new(arg.as_ref());
cmd.current_dir(curdir.as_ref());
if env_clear {
cmd.env_clear();
if cfg!(windows) {
// %SYSTEMROOT% is required on Windows to initialize crypto provider
// ... and crypto provider is required for std::rand
// From procmon: RegQueryValue HKLM\SOFTWARE\Microsoft\Cryptography\Defaults\Provider\Microsoft Strong Cryptographic Provider\Image Path
// SUCCESS Type: REG_SZ, Length: 66, Data: %SystemRoot%\system32\rsaenh.dll"
for (key, _) in env::vars_os() {
if key.as_os_str() != "SYSTEMROOT" {
cmd.env_remove(key);
}
}
} else {
cmd.env_clear();
}
}
cmd
},