diff --git a/tests/Makefile.in b/tests/Makefile.in
index 4d6503fbe3..569f6523cd 100644
--- a/tests/Makefile.in
+++ b/tests/Makefile.in
@@ -68,6 +68,7 @@ TEST_OBJECTS =  \
 	test_arrays.o \
 	test_base64.o \
 	test_cmdlinetest.o \
+	test_config.o \
 	test_fileconf.o \
 	test_regconf.o \
 	test_datetimetest.o \
@@ -611,6 +612,9 @@ test_base64.o: $(srcdir)/base64/base64.cpp $(TEST_ODEP)
 test_cmdlinetest.o: $(srcdir)/cmdline/cmdlinetest.cpp $(TEST_ODEP)
 	$(CXXC) -c -o $@ $(TEST_CXXFLAGS) $(srcdir)/cmdline/cmdlinetest.cpp
 
+test_config.o: $(srcdir)/config/config.cpp $(TEST_ODEP)
+	$(CXXC) -c -o $@ $(TEST_CXXFLAGS) $(srcdir)/config/config.cpp
+
 test_fileconf.o: $(srcdir)/config/fileconf.cpp $(TEST_ODEP)
 	$(CXXC) -c -o $@ $(TEST_CXXFLAGS) $(srcdir)/config/fileconf.cpp
 
diff --git a/tests/config/config.cpp b/tests/config/config.cpp
index e5f13d03a8..a38bc920dd 100644
--- a/tests/config/config.cpp
+++ b/tests/config/config.cpp
@@ -6,8 +6,9 @@
 // Copyright:   (c) 2007 Marcin Wojdyr
 ///////////////////////////////////////////////////////////////////////////////
 
-// NOTE: this test is compiled in test_gui because it uses wxColour for
-//       its testing purpose.
+// NOTE: this test is compiled both as part of the non-GUI test and test_gui
+//       because it can only use wxColour in the latter.
+//
 // See also tests/config/fileconf.cpp for wxFileConfig specific tests and
 // tests/config/regconf.cpp for wxRegConfig specific tests.
 
@@ -25,9 +26,18 @@
 #endif // WX_PRECOMP
 
 #include "wx/config.h"
-#include "wx/colour.h"
 #include "wx/scopedptr.h"
 
+// Tests using wxColour can only be done when using GUI library and they
+// require template functions that are not supported by some ancient compilers.
+#if wxUSE_GUI && defined(wxHAS_CONFIG_TEMPLATE_RW)
+    #define TEST_WXCOLOUR
+#endif
+
+#ifdef TEST_WXCOLOUR
+    #include "wx/colour.h"
+#endif
+
 // --------------------------------------------------------------------------
 // the tests
 // --------------------------------------------------------------------------
@@ -54,9 +64,9 @@ TEST_CASE("wxConfig::ReadWriteLocal", "[config]")
     config->Write("ull", uval64);
 
     config->Write("size", size_t(UINT_MAX));
-#ifdef wxHAS_CONFIG_TEMPLATE_RW
+#ifdef TEST_WXCOLOUR
     config->Write("color1", wxColour(11,22,33,44));
-#endif // wxHAS_CONFIG_TEMPLATE_RW
+#endif // TEST_WXCOLOUR
     config->Flush();
 
     config.reset(new wxConfig(app, vendor, "", "",
@@ -115,14 +125,14 @@ TEST_CASE("wxConfig::ReadWriteLocal", "[config]")
     CHECK( config->Read("size", &size) );
     CHECK( size == UINT_MAX );
 
-#ifdef wxHAS_CONFIG_TEMPLATE_RW
+#ifdef TEST_WXCOLOUR
     wxColour color1;
     r = config->Read("color1", &color1);
     CHECK( r );
     CHECK( color1 == wxColour(11,22,33,44) );
 
     CHECK( config->ReadObject("color1", wxNullColour) == color1 );
-#endif // wxHAS_CONFIG_TEMPLATE_RW
+#endif // TEST_WXCOLOUR
 
     config->DeleteAll();
 }
@@ -174,12 +184,12 @@ size_t ReadValues(const wxConfig& config, bool has_values)
     CHECK( r == has_values );
     read++;
 
-#ifdef wxHAS_CONFIG_TEMPLATE_RW
+#ifdef TEST_WXCOLOUR
     wxColour color1;
     r = config.Read("color1", &color1, wxColour(11,22,33,44));
     CHECK( r == has_values );
     read++;
-#endif // wxHAS_CONFIG_TEMPLATE_RW
+#endif // TEST_WXCOLOUR
 
     return read;
 }
diff --git a/tests/makefile.gcc b/tests/makefile.gcc
index 5671d8b2d1..2235e73821 100644
--- a/tests/makefile.gcc
+++ b/tests/makefile.gcc
@@ -38,6 +38,7 @@ TEST_OBJECTS =  \
 	$(OBJS)\test_arrays.o \
 	$(OBJS)\test_base64.o \
 	$(OBJS)\test_cmdlinetest.o \
+	$(OBJS)\test_config.o \
 	$(OBJS)\test_fileconf.o \
 	$(OBJS)\test_regconf.o \
 	$(OBJS)\test_datetimetest.o \
@@ -590,6 +591,9 @@ $(OBJS)\test_base64.o: ./base64/base64.cpp
 $(OBJS)\test_cmdlinetest.o: ./cmdline/cmdlinetest.cpp
 	$(CXX) -c -o $@ $(TEST_CXXFLAGS) $(CPPDEPS) $<
 
+$(OBJS)\test_config.o: ./config/config.cpp
+	$(CXX) -c -o $@ $(TEST_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\test_fileconf.o: ./config/fileconf.cpp
 	$(CXX) -c -o $@ $(TEST_CXXFLAGS) $(CPPDEPS) $<
 
diff --git a/tests/makefile.vc b/tests/makefile.vc
index d819e71170..31543679c3 100644
--- a/tests/makefile.vc
+++ b/tests/makefile.vc
@@ -41,6 +41,7 @@ TEST_OBJECTS =  \
 	$(OBJS)\test_arrays.obj \
 	$(OBJS)\test_base64.obj \
 	$(OBJS)\test_cmdlinetest.obj \
+	$(OBJS)\test_config.obj \
 	$(OBJS)\test_fileconf.obj \
 	$(OBJS)\test_regconf.obj \
 	$(OBJS)\test_datetimetest.obj \
@@ -1024,6 +1025,9 @@ $(OBJS)\test_base64.obj: .\base64\base64.cpp
 $(OBJS)\test_cmdlinetest.obj: .\cmdline\cmdlinetest.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(TEST_CXXFLAGS) .\cmdline\cmdlinetest.cpp
 
+$(OBJS)\test_config.obj: .\config\config.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(TEST_CXXFLAGS) .\config\config.cpp
+
 $(OBJS)\test_fileconf.obj: .\config\fileconf.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(TEST_CXXFLAGS) .\config\fileconf.cpp
 
diff --git a/tests/test.bkl b/tests/test.bkl
index 46647e4213..df402f68dc 100644
--- a/tests/test.bkl
+++ b/tests/test.bkl
@@ -34,6 +34,7 @@
             arrays/arrays.cpp
             base64/base64.cpp
             cmdline/cmdlinetest.cpp
+            config/config.cpp
             config/fileconf.cpp
             config/regconf.cpp
             datetime/datetimetest.cpp
@@ -187,6 +188,9 @@
             graphics/graphmatrix.cpp
             graphics/graphpath.cpp
             graphics/imagelist.cpp
+            <!--
+                Duplicate this file here to compile a GUI test in it too.
+             -->
             config/config.cpp
             controls/auitest.cpp
             controls/bitmapcomboboxtest.cpp
diff --git a/tests/test.vcxproj b/tests/test.vcxproj
index ab71189ad2..66ad910c71 100644
--- a/tests/test.vcxproj
+++ b/tests/test.vcxproj
@@ -478,6 +478,7 @@
     <ClCompile Include="arrays\arrays.cpp" />
     <ClCompile Include="base64\base64.cpp" />
     <ClCompile Include="cmdline\cmdlinetest.cpp" />
+    <ClCompile Include="config\config.cpp" />
     <ClCompile Include="config\fileconf.cpp" />
     <ClCompile Include="config\regconf.cpp" />
     <ClCompile Include="datetime\datetimetest.cpp" />
@@ -571,4 +572,4 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/tests/test.vcxproj.filters b/tests/test.vcxproj.filters
index e285713fbf..ca3ec7b4bb 100644
--- a/tests/test.vcxproj.filters
+++ b/tests/test.vcxproj.filters
@@ -70,6 +70,9 @@
     <ClCompile Include="streams\fileback.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="config\config.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="config\fileconf.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -269,4 +272,4 @@
       <Filter>Source Files</Filter>
     </ClCompile>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/tests/test_vc7_test.vcproj b/tests/test_vc7_test.vcproj
index ad729621a2..c73e715c7e 100644
--- a/tests/test_vc7_test.vcproj
+++ b/tests/test_vc7_test.vcproj
@@ -313,6 +313,9 @@
 			<File
 				RelativePath=".\cmdline\cmdlinetest.cpp">
 			</File>
+			<File
+				RelativePath=".\config\config.cpp">
+			</File>
 			<File
 				RelativePath=".\mbconv\convautotest.cpp">
 			</File>
diff --git a/tests/test_vc8_test.vcproj b/tests/test_vc8_test.vcproj
index 46d3829bcd..225e702031 100644
--- a/tests/test_vc8_test.vcproj
+++ b/tests/test_vc8_test.vcproj
@@ -854,6 +854,10 @@
 				RelativePath=".\cmdline\cmdlinetest.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\config\config.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\mbconv\convautotest.cpp"
 				>
diff --git a/tests/test_vc9_test.vcproj b/tests/test_vc9_test.vcproj
index 724a21da2f..55d584019a 100644
--- a/tests/test_vc9_test.vcproj
+++ b/tests/test_vc9_test.vcproj
@@ -826,6 +826,10 @@
 				RelativePath=".\cmdline\cmdlinetest.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\config\config.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\mbconv\convautotest.cpp"
 				>