Add VFSFixture to shadersTest

VFSFixture is now in a separate header file so it can be included by both
vfsTest and shadersTest.

radiant/Makefile.am

@@ -459,4 +459,5 @@ facePlaneTest_LDADD = $(top_builddir)/libs/math/libmath.la
 vfsTest_SOURCES = test/vfsTest.cpp $(VFS_SOURCES)
 vfsTest_LDFLAGS = $(FILESYSTEM_LIBS) $(Z_LIBS)
 
-shadersTest_SOURCES = test/shadersTest.cpp $(SHADERS_SOURCES)
+shadersTest_SOURCES = test/shadersTest.cpp $(SHADERS_SOURCES) $(VFS_SOURCES)
+shadersTest_LDFLAGS = $(FILESYSTEM_LIBS) $(Z_LIBS)

radiant/test/VFSFixture.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "radiant/vfs/Doom3FileSystem.h"
+
+// Fixture for tests that make use of the VFS
+struct VFSFixture
+{
+    // The Doom3FileSystem under test
+    vfs::Doom3FileSystem fs;
+
+    // Initialisation parameters for the Doom3FileSystem
+    vfs::VirtualFileSystem::ExtensionSet pakExtensions;
+    vfs::SearchPaths searchPaths;
+
+    VFSFixture()
+    {
+        // Setup the output stream
+        GlobalOutputStream().setStream(std::cout);
+
+        // Configure search paths and extensions
+        pakExtensions.insert("pk4");
+        searchPaths.insertIfNotExists(
+            std::string(getenv("srcdir")) + "/test/data/vfs_root"
+        );
+
+        // Initialise the VFS
+        fs.initialise(searchPaths, pakExtensions);
+    }
+};

radiant/test/shadersTest.cpp

@@ -1,6 +1,8 @@
 #define BOOST_TEST_MODULE shadersTest
 #include <boost/test/included/unit_test.hpp>
 
+#include "VFSFixture.h"
+
 #include "radiant/shaders/ShaderFileLoader.h"
 #include "radiant/shaders/textures/GLTextureManager.h"
 
@@ -29,7 +31,7 @@ struct MockShaderLibrary
     { return true; }
 };
 
-BOOST_AUTO_TEST_CASE(loaderShaderFiles)
+BOOST_FIXTURE_TEST_CASE(loaderShaderFiles, VFSFixture)
 {
     MockShaderLibrary library;
     shaders::ShaderFileLoader<MockShaderLibrary> loader("materials", library);

radiant/test/vfsTest.cpp

@@ -1,32 +1,7 @@
 #define BOOST_TEST_MODULE vfsTest
 #include <boost/test/included/unit_test.hpp>
 
-#include "radiant/vfs/Doom3FileSystem.h"
-
-struct VFSFixture
-{
-    // The Doom3FileSystem under test
-    vfs::Doom3FileSystem fs;
-
-    // Initialisation parameters for the Doom3FileSystem
-    vfs::VirtualFileSystem::ExtensionSet pakExtensions;
-    vfs::SearchPaths searchPaths;
-
-    VFSFixture()
-    {
-        // Setup the output stream
-        GlobalOutputStream().setStream(std::cout);
-
-        // Configure search paths and extensions
-        pakExtensions.insert("pk4");
-        searchPaths.insertIfNotExists(
-            std::string(getenv("srcdir")) + "/test/data/vfs_root"
-        );
-
-        // Initialise the VFS
-        fs.initialise(searchPaths, pakExtensions);
-    }
-};
+#include "VFSFixture.h"
 
 BOOST_FIXTURE_TEST_CASE(constructFileSystemModule, VFSFixture)
 {