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//
// EnvironmentTest.cs - NUnit Test Cases for Environment
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2004-2005 Novell (http://www.novell.com)
//
using System;
using System.Collections;
using NUnit.Framework;
namespace MonoTests.System
{
[TestFixture]
public class EnvironmentTest
{
private void ExpandEquals (string toExpand, string toMatch)
{
string expanded = Environment.ExpandEnvironmentVariables (toExpand);
Assert.AreEqual (toMatch, expanded, "ExpandEnvironmentVariables(" + toExpand + ").Match");
}
private void ExpandStartsEnds (string toExpand, string start, string end)
{
string expanded = Environment.ExpandEnvironmentVariables (toExpand);
Assert.IsTrue (expanded.StartsWith (start), "ExpandEnvironmentVariables(" + toExpand + ").Start");
Assert.IsTrue (expanded.EndsWith (end), "ExpandEnvironmentVariables(" + toExpand + ").End");
}
private void ExpandDifferent (string toExpand)
{
string expanded = Environment.ExpandEnvironmentVariables (toExpand);
Assert.IsFalse ((toExpand == expanded), "ExpandEnvironmentVariables(" + toExpand + ").Different");
}
[Test]
public void ExpandEnvironmentVariables_UnknownVariable ()
{
ExpandEquals ("Hello %UNKNOWN_ENV_VAR% :-)", "Hello %UNKNOWN_ENV_VAR% :-)");
}
[Test]
public void ExpandEnvironmentVariables_KnownVariable ()
{
ExpandStartsEnds ("Path %PATH% :-)", "Path ", " :-)");
}
[Test]
public void ExpandEnvironmentVariables_NotVariable ()
{
ExpandEquals ("100% :-)", "100% :-)");
}
[Test]
public void ExpandEnvironmentVariables_Alone ()
{
ExpandDifferent ("%PATH%");
}
[Test]
public void ExpandEnvironmentVariables_End ()
{
ExpandStartsEnds ("Hello %PATH%", "Hello ", "");
}
[Test]
public void ExpandEnvironmentVariables_None ()
{
ExpandEquals ("Hello Mono", "Hello Mono");
}
[Test]
public void ExpandEnvironmentVariables_EmptyVariable ()
{
ExpandEquals ("Hello %% Mono", "Hello %% Mono");
}
[Test]
public void ExpandEnvironmentVariables_Double ()
{
ExpandDifferent ("%PATH%%PATH%");
string path = Environment.GetEnvironmentVariable ("PATH");
if (path != null) {
string expanded = Environment.ExpandEnvironmentVariables ("%PATH%%PATH%");
Assert.AreEqual (path + path, expanded, "#01");
}
}
[Test]
public void ExpandEnvironmentVariables_ComplexExpandable ()
{
ExpandStartsEnds ("Hello %%%PATH%%%", "Hello %%", "%%");
}
[Test]
public void ExpandEnvironmentVariables_ExpandableAndNonExpandable ()
{
string path = Environment.GetEnvironmentVariable ("PATH");
string expanded=Environment.ExpandEnvironmentVariables("%PATH% PATH%");
Assert.AreEqual (path + " PATH%", expanded);
}
[Test]
public void ExpandEnvironmentVariables_ExpandableWithTrailingPercent ()
{
string path = Environment.GetEnvironmentVariable ("PATH");
string expanded=Environment.ExpandEnvironmentVariables("%PATH% %");
Assert.AreEqual (path+" %",expanded);
}
[Test]
public void ExpandEnvironmentVariables_ComplexExpandable2 ()
{
ExpandStartsEnds ("Hello %%PATH%%%", "Hello %", "%%");
}
[Test]
public void GetEnvironmentVariables ()
{
IDictionary d = Environment.GetEnvironmentVariables ();
Assert.IsTrue ((d is Hashtable), "Hashtable");
Assert.IsFalse (d.IsFixedSize, "IsFixedSize");
Assert.IsFalse (d.IsReadOnly, "IsReadOnly");
Assert.IsFalse (d.IsSynchronized, "IsSynchronized");
}
#if NET_2_0 && !TARGET_JVM
[Test] // bug #333740
public void GetEnvironmentVariables_NewlySet ()
{
Environment.SetEnvironmentVariable ("MonoTestVariable", "TestValue");
IDictionary d = Environment.GetEnvironmentVariables ();
Assert.AreEqual ("TestValue", d ["MonoTestVariable"], "#1");
Environment.SetEnvironmentVariable ("MonoTestVariable", string.Empty);
Assert.AreEqual ("TestValue", d ["MonoTestVariable"], "#2");
d = Environment.GetEnvironmentVariables ();
Assert.IsNull (d ["MonoTestVariable"], "#3");
}
#endif
[Test]
public void GetCommandLineArgs ()
{
string[] args = Environment.GetCommandLineArgs ();
Assert.IsNotNull (args, "not null");
Assert.IsTrue (((args.Length > 0) && (args.Length < 256)), "reasonable");
Assert.IsNotNull (args [0], "application");
}
#if NET_2_0
[Test]
[ExpectedException (typeof (ArgumentException))]
public void GetEnvironmentVariable_Target_Invalid ()
{
Environment.GetEnvironmentVariable ("MONO", (EnvironmentVariableTarget)Int32.MinValue);
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void GetEnvironmentVariables_Target_Invalid ()
{
Environment.GetEnvironmentVariables ((EnvironmentVariableTarget)Int32.MinValue);
}
#if !TARGET_JVM // Environment.SetEnvironmentVariable not supported under TARGET_JVM
[Test]
[ExpectedException (typeof (ArgumentException))]
public void SetEnvironmentVariable_Target_Invalid ()
{
Environment.SetEnvironmentVariable ("MONO", "GO", (EnvironmentVariableTarget)Int32.MinValue);
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void SetEnvironmentVariable_Name_Null ()
{
Environment.SetEnvironmentVariable (null, "A");
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void SetEnvironmentVariable_Name_Empty ()
{
Environment.SetEnvironmentVariable ("", "A");
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void SetEnvironmentVariable_Name_ZeroChar ()
{
Environment.SetEnvironmentVariable ("\0", "A");
}
[Test]
public void SetEnvironmentVariable ()
{
// Test set
Environment.SetEnvironmentVariable ("A1", "B1");
Environment.SetEnvironmentVariable ("A2", "B2");
Environment.SetEnvironmentVariable ("A3", "B3");
Assert.AreEqual (Environment.GetEnvironmentVariable ("A1"), "B1");
Assert.AreEqual (Environment.GetEnvironmentVariable ("A2"), "B2");
Assert.AreEqual (Environment.GetEnvironmentVariable ("A3"), "B3");
// Test update
Environment.SetEnvironmentVariable ("A3", "B4");
Assert.AreEqual (Environment.GetEnvironmentVariable ("A3"), "B4");
// Test delete
Environment.SetEnvironmentVariable ("A1", null);
Assert.IsNull (Environment.GetEnvironmentVariables ()["A1"]);
Environment.SetEnvironmentVariable ("A2", "");
Assert.IsNull (Environment.GetEnvironmentVariables ()["A2"]);
Environment.SetEnvironmentVariable ("A3", "\0");
Assert.IsNull (Environment.GetEnvironmentVariables ()["A3"]);
}
#endif // TARGET_JVM
#endif
}
}
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