public void TryGetEnvVar()
{
var variable = Guid.NewGuid().ToString();
try
{
Assert.False(TelemetryConfiguration.TryGetEnvVar(variable, out var content));
Assert.Null(content);
Environment.SetEnvironmentVariable(variable, "test");
Assert.True(TelemetryConfiguration.TryGetEnvVar(variable, out content));
Assert.Equal("test", content);
}
finally
{
Environment.SetEnvironmentVariable(variable, null);
}
}