Fix namespaces and unit test

Author: BDisp

Tests/UnitTestsParallelizable/Drawing/Sixel/SixelSupportDetectorTests.cs

@@ -1,7 +1,7 @@
 #nullable enable
 using Moq;
 
-namespace UnitTests_Parallelizable.DrawingTests;
+namespace DrawingTests;
 
 public class SixelSupportDetectorTests
 {

Tests/UnitTestsParallelizable/Drawing/Sixel/SixelSupportResultTests.cs

@@ -1,6 +1,6 @@
 #nullable enable
 
-namespace UnitTests_Parallelizable.DrawingTests;
+namespace DrawingTests;
 
 public class SixelSupportResultTests
 {

Tests/UnitTestsParallelizable/Drawing/Sixel/SixelToRenderTests.cs

@@ -1,7 +1,7 @@
 #nullable enable
 using Moq;
 
-namespace UnitTests_Parallelizable.DrawingTests;
+namespace DrawingTests;
 
 public class SixelToRenderTests
 {
@@ -180,11 +180,6 @@ bool expectedSupportsTransparency
         // Arrange - set XTERM_VERSION env var to indicate real xterm with transparency
         string? prev = Environment.GetEnvironmentVariable ("XTERM_VERSION");
 
-        if (isXtermWithTransparency)
-        {
-            Environment.SetEnvironmentVariable ("XTERM_VERSION", "370");
-        }
-
         try
         {
             var output = new FakeOutput ();
@@ -218,6 +213,11 @@ bool expectedSupportsTransparency
 
             SixelSupportResult? final = null;
 
+            if (isXtermWithTransparency)
+            {
+                Environment.SetEnvironmentVariable ("XTERM_VERSION", "370");
+            }
+
             // Act
             detector.Detect (r => final = r);
 

Tests/UnitTestsParallelizable/Drivers/OutputBaseTests.cs

@@ -1,6 +1,6 @@
 #nullable enable
 
-namespace UnitTests_Parallelizable.DriverTests;
+namespace DriverTests;
 
 public class OutputBaseTests
 {