How to use GetEnvironmentVariable method of Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper class

Best Vstest code snippet using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable

UILanguageOverride.cs

Source:UILanguageOverride.cs

...37    }38    private static CultureInfo? GetOverriddenUiLanguage(IEnvironmentVariableHelper environmentVariableHelper)39    {40        // DOTNET_CLI_UI_LANGUAGE=<culture name> is the main way for users to customize the CLI's UI language.41        string? dotnetCliLanguage = environmentVariableHelper.GetEnvironmentVariable(DOTNET_CLI_UI_LANGUAGE);42        if (dotnetCliLanguage != null)43        {44            try45            {46                return new CultureInfo(dotnetCliLanguage);47            }48            catch (CultureNotFoundException) { }49        }50        // VSLANG=<lcid> is set by VS and we respect that as well so that we will respect the VS51        // language preference if we're invoked by VS.52        string? vsLang = environmentVariableHelper.GetEnvironmentVariable(VSLANG);53        if (vsLang != null && int.TryParse(vsLang, out int vsLcid))54        {55            try56            {57                return new CultureInfo(vsLcid);58            }59            catch (ArgumentOutOfRangeException) { }60            catch (CultureNotFoundException) { }61        }62        return null;63    }64    private static void FlowOverrideToChildProcesses(CultureInfo language, IEnvironmentVariableHelper environmentVariableHelper)65    {66        // Do not override any environment variables that are already set as we do not want to clobber a more granular setting with our global setting.67        SetIfNotAlreadySet(DOTNET_CLI_UI_LANGUAGE, language.Name, environmentVariableHelper);68        SetIfNotAlreadySet(VSLANG, language.LCID.ToString(CultureInfo.CurrentCulture), environmentVariableHelper); // for tools following VS guidelines to just work in CLI69        SetIfNotAlreadySet(PreferredUILang, language.Name, environmentVariableHelper); // for C#/VB targets that pass $(PreferredUILang) to compiler70    }71    private static void SetIfNotAlreadySet(string environmentVariableName, string value, IEnvironmentVariableHelper environmentVariableHelper)72    {73        string? currentValue = environmentVariableHelper.GetEnvironmentVariable(environmentVariableName);74        if (currentValue == null)75        {76            environmentVariableHelper.SetEnvironmentVariable(environmentVariableName, value);77        }78    }79}...

ProcDumpArgsBuilder.cs

Source:ProcDumpArgsBuilder.cs

...30        // -ma: Full dump argument.31        // -f: Filter the exceptions.32        // Filter the first chance exceptions only to those that are most likely to kill the whole process.33        // Fully override parameters to procdump34        var procdumpArgumentsFromEnv = _environmentVariableHelper.GetEnvironmentVariable("VSTEST_DUMP_PROCDUMPARGUMENTS")?.Trim();35        // Useful additional arguments are -n 100, to collect all dumps that you can, or -o to overwrite dump, or -f EXCEPTION_NAME to add exception to filter list36        var procdumpAdditonalArgumentsFromEnv = _environmentVariableHelper.GetEnvironmentVariable("VSTEST_DUMP_PROCDUMPADDITIONALARGUMENTS")?.Trim();37        StringBuilder procDumpArgument = new($"-accepteula -e 1 -g -t {procdumpAdditonalArgumentsFromEnv}");38        if (isFullDump)39        {40            procDumpArgument.Append("-ma ");41        }42        foreach (var exceptionFilter in procDumpExceptionsList)43        {44            procDumpArgument.Append(CultureInfo.InvariantCulture, $"-f {exceptionFilter} ");45        }46        procDumpArgument.Append(CultureInfo.InvariantCulture, $"{processId} {filename}.dmp");47        var argument = procdumpArgumentsFromEnv.IsNullOrWhiteSpace()48            ? procDumpArgument.ToString()49            : $"-accepteula {procdumpArgumentsFromEnv} {processId} {filename}.dmp";50        if (!argument.ToUpperInvariant().Contains("-accepteula".ToUpperInvariant()))...

EnvironmentVariableHelper.cs

Source:EnvironmentVariableHelper.cs

...5namespace Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;6internal class EnvironmentVariableHelper : IEnvironmentVariableHelper7{8    /// <inheritdoc />9    public string? GetEnvironmentVariable(string variable)10        => Environment.GetEnvironmentVariable(variable);11    /// <inheritdoc />12    public TEnum GetEnvironmentVariableAsEnum<TEnum>(string variable, TEnum defaultValue = default) where TEnum : struct, Enum13        => Environment.GetEnvironmentVariable(variable) is string value && !string.IsNullOrEmpty(value)14            ? Enum.TryParse<TEnum>(value, out var enumValue) ? enumValue : defaultValue15            : defaultValue;16    /// <inheritdoc />17    public void SetEnvironmentVariable(string variable, string value)18        => Environment.SetEnvironmentVariable(variable, value);19}...

GetEnvironmentVariable

Using AI Code Generation

1var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");2Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);3var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");4Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);5var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");6Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);7var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");8Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);9var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");10Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);11var path = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("PATH");12Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("PATH",path);

GetEnvironmentVariable

Using AI Code Generation

1var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");2Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");3var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");4Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");5var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");6Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");7var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");8Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");9var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");10Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");11var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");

GetEnvironmentVariable

Using AI Code Generation

1Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");2var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");3Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");4var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");5Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");6var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");7Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");8var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");9Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("TestVariable", "TestValue");10var value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("TestVariable");

GetEnvironmentVariable

Using AI Code Generation

1using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static void Main(string[] args)10        {11            string value = EnvironmentVariableHelper.GetEnvironmentVariable("Path");12            Console.WriteLine(value);13            Console.ReadLine();14        }15    }16}17using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;18using System;19using System.Collections.Generic;20using System.Linq;21using System.Text;22using System.Threading.Tasks;23{24    {25        static void Main(string[] args)26        {27            string value = EnvironmentVariableHelper.GetEnvironmentVariable("Path");28            Console.WriteLine(value);29            Console.ReadLine();30        }31    }32}33using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;34using System;35using System.Collections.Generic;36using System.Linq;37using System.Text;38using System.Threading.Tasks;39{40    {41        static void Main(string[] args)42        {43            string value = EnvironmentVariableHelper.GetEnvironmentVariable("Path");44            Console.WriteLine(value);45            Console.ReadLine();46        }47    }48}49using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;50using System;51using System.Collections.Generic;52using System.Linq;53using System.Text;54using System.Threading.Tasks;55{56    {57        static void Main(string[] args)58        {59            string value = EnvironmentVariableHelper.GetEnvironmentVariable("Path");60            Console.WriteLine(value);61            Console.ReadLine();62        }63    }64}65using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;66using System;67using System.Collections.Generic;68using System.Linq;69using System.Text;70using System.Threading.Tasks;

GetEnvironmentVariable

Using AI Code Generation

1string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");2Console.WriteLine(value);3Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");4System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();5Console.WriteLine(environmentVariables.Count);6string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");7Console.WriteLine(value);8Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");9System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();10Console.WriteLine(environmentVariables.Count);11string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");12Console.WriteLine(value);13Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");14System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();15Console.WriteLine(environmentVariables.Count);16Console.WriteLine("Path variable is set to {0}", envVar);17Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("Path", "C:\\test");18Console.WriteLine("Path variable is set to {0}", Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("Path"));19var envVars = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();20foreach (DictionaryEntry envVar in envVars)21{22    Console.WriteLine("Key = {0}, Value = {1}", envVar.Key, envVar.Value);23}24var envVars = new Dictionary<string, string>();25envVars.Add("Path", "C:\\test");26Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariables(envVars);27Console.WriteLine("Path variable is set to {0}", Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("Path"));28var envVar = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("Path");29Console.WriteLine("Path variable is set to {0}", envVar);30Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("Path", "C:\\test");31Console.WriteLine("Path variable is set to {0}", Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("Path"));32var envVars = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();33foreach (DictionaryEntry envVar in envVars)34{35    Console.WriteLine("Key = {0}, Value = {1}", envVar.Key, envVar.Value);36}37var envVars = new Dictionary<string, string>();38envVars.Add("Path", "C:\\

GetEnvironmentVariable

Using AI Code Generation

1string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");2Console.WriteLine(value);3Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");4System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();5Console.WriteLine(environmentVariables.Count);6string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");7Console.WriteLine(value);8Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");9System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();10Console.WriteLine(environmentVariables.Count);11string value = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariable("VSTEST_HOST_DEBUG");12Console.WriteLine(value);13Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.SetEnvironmentVariable("VSTEST_HOST_DEBUG", "1");14System.Collections.IDictionary environmentVariables = Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers.EnvironmentVariableHelper.GetEnvironmentVariables();15Console.WriteLine(environmentVariables.Count);

GetEnvironmentVariable

Using AI Code Generation

1using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;2string value = EnvironmentVariableHelper.GetEnvironmentVariable("variableName");3Console.WriteLine(value);4using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;5EnvironmentVariableHelper.SetEnvironmentVariable("variableName","value");6using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Helpers;7Dictionary<string, string> variables = EnvironmentVariableHelper.GetEnvironmentVariables();8foreach (KeyValuePair<string, string> variable in variables)9{10    Console.WriteLine(variable.Key + " = " + variable.Value);11}12string value = System.Environment.GetEnvironmentVariable("variableName");13Console.WriteLine(value);14System.Environment.SetEnvironmentVariable("variableName", "value");15Dictionary<string, string> variables = System.Environment.GetEnvironmentVariables();16foreach (KeyValuePair<string, string> variable in variables)17{18    Console.WriteLine(variable.Key + " = " + variable.Value);19}20string value = System.Environment.GetEnvironmentVariable("variableName");21Console.WriteLine(value);22System.Environment.SetEnvironmentVariable("variableName", "value");23Dictionary<string, string> variables = System.Environment.GetEnvironmentVariables();24foreach (KeyValuePair<string, string> variable in variables)25{26    Console.WriteLine(variable.Key + " = " + variable.Value);27}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.