diff --git a/include/wx/cppunit.h b/include/wx/cppunit.h
index b44bb92add..7922ba9ca6 100644
--- a/include/wx/cppunit.h
+++ b/include/wx/cppunit.h
@@ -168,23 +168,6 @@ WX_CPPUNIT_ALLOW_EQUALS_TO_INT(wxLongLong_t)
 WX_CPPUNIT_ALLOW_EQUALS_TO_INT(unsigned wxLongLong_t)
 #endif // wxHAS_LONG_LONG_T_DIFFERENT_FROM_LONG
 
-// Use this macro to compare a wxArrayString with the pipe-separated elements
-// of the given string
-//
-// NB: it's a macro and not a function to have the correct line numbers in the
-//     test failure messages
-#define WX_ASSERT_STRARRAY_EQUAL(s, a)                                        \
-    {                                                                         \
-        wxArrayString expected(wxSplit(s, '|', '\0'));                        \
-                                                                              \
-        CPPUNIT_ASSERT_EQUAL( expected.size(), a.size() );                    \
-                                                                              \
-        for ( size_t n = 0; n < a.size(); n++ )                               \
-        {                                                                     \
-            CPPUNIT_ASSERT_EQUAL( expected[n], a[n] );                        \
-        }                                                                     \
-    }
-
 // Use this macro to assert with the given formatted message (it should contain
 // the format string and arguments in a separate pair of parentheses)
 #define WX_ASSERT_MESSAGE(msg, cond) \
diff --git a/tests/cmdline/cmdlinetest.cpp b/tests/cmdline/cmdlinetest.cpp
index f3b5102bcb..af3065138e 100644
--- a/tests/cmdline/cmdlinetest.cpp
+++ b/tests/cmdline/cmdlinetest.cpp
@@ -58,6 +58,23 @@ CPPUNIT_TEST_SUITE_REGISTRATION( CmdLineTestCase );
 // also include in its own registry so that these tests can be run alone
 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CmdLineTestCase, "CmdLineTestCase" );
 
+// Use this macro to compare a wxArrayString with the pipe-separated elements
+// of the given string
+//
+// NB: it's a macro and not a function to have the correct line numbers in the
+//     test failure messages
+#define WX_ASSERT_STRARRAY_EQUAL(s, a)                                        \
+    {                                                                         \
+        wxArrayString expected(wxSplit(s, '|', '\0'));                        \
+                                                                              \
+        CPPUNIT_ASSERT_EQUAL( expected.size(), a.size() );                    \
+                                                                              \
+        for ( size_t n = 0; n < a.size(); n++ )                               \
+        {                                                                     \
+            CPPUNIT_ASSERT_EQUAL( expected[n], a[n] );                        \
+        }                                                                     \
+    }
+
 // ============================================================================
 // implementation
 // ============================================================================