diff --git a/data/test.schema.json b/data/test.schema.json
index e87e7d03a..1fe60a694 100644
--- a/data/test.schema.json
+++ b/data/test.schema.json
@@ -43,7 +43,9 @@
               "msvc",
               "gcc",
               "cygwin",
-              "!cygwin"
+              "!cygwin",
+              "windows",
+              "!windows"
             ]
           },
           "version": {
diff --git a/docs/markdown/Contributing.md b/docs/markdown/Contributing.md
index 729dabf5c..0baad7896 100644
--- a/docs/markdown/Contributing.md
+++ b/docs/markdown/Contributing.md
@@ -320,6 +320,8 @@ considered if the platform matches. The following values for
 | `gcc`      | Not `msvc`                                                           |
 | `cygwin`   | Matches when the platform is cygwin                                  |
 | `!cygwin`  | Not `cygwin`                                                         |
+| `windows`  | Matches when the platform is windows or cygwin                       |
+| `!windows` | Not `windows`                                                        |
 
 #### matrix
 
diff --git a/run_project_tests.py b/run_project_tests.py
index 1efe2104f..8526d7352 100755
--- a/run_project_tests.py
+++ b/run_project_tests.py
@@ -160,6 +160,8 @@ class InstalledFile:
             'gcc': canonical_compiler != 'msvc',
             'cygwin': env.machines.host.is_cygwin(),
             '!cygwin': not env.machines.host.is_cygwin(),
+            'windows': env.machines.host.is_windows() or env.machines.host.is_cygwin(),
+            '!windows': not (env.machines.host.is_windows() or env.machines.host.is_cygwin()),
         }.get(self.platform or '', True)
         if not matches:
             return None
diff --git a/test cases/common/230 external project/libfoo/meson.build b/test cases/common/230 external project/libfoo/meson.build
index a2512aa6f..f69600c6e 100644
--- a/test cases/common/230 external project/libfoo/meson.build	
+++ b/test cases/common/230 external project/libfoo/meson.build	
@@ -17,6 +17,7 @@ p = mod.add_project('configure',
     '--libext=' + libext,
   ],
   depends: somelib,
+  verbose: true,
 )
 
 libfoo_dep = declare_dependency(link_with : somelib,
diff --git a/test cases/common/230 external project/meson.build b/test cases/common/230 external project/meson.build
index d1ed797c4..386e52561 100644
--- a/test cases/common/230 external project/meson.build	
+++ b/test cases/common/230 external project/meson.build	
@@ -8,10 +8,6 @@ if not find_program('make', required : false).found()
   error('MESON_SKIP_TEST: make not found')
 endif
 
-if host_machine.system() == 'windows'
-  error('MESON_SKIP_TEST: The fake configure script is too dumb to work on Windows')
-endif
-
 if meson.is_cross_build()
   # CI uses PKG_CONFIG_SYSROOT_DIR which breaks -uninstalled.pc usage.
   error('MESON_SKIP_TEST: Cross build support is too limited for this test')
diff --git a/test cases/common/230 external project/test.json b/test cases/common/230 external project/test.json
index 4df7d4ac5..ff8b55838 100644
--- a/test cases/common/230 external project/test.json	
+++ b/test cases/common/230 external project/test.json	
@@ -1,7 +1,7 @@
 {
   "installed": [
-    { "type": "shared_lib",  "file": "usr/lib/foo", "platform": "!cygwin" },
-    { "type": "file",  "file": "usr/lib/libfoo.dll", "platform": "cygwin" },
+    { "type": "shared_lib",  "file": "usr/lib/foo", "platform": "!windows" },
+    { "type": "file",  "file": "usr/lib/libfoo.dll", "platform": "windows" },
     { "type": "file",  "file": "usr/include/libfoo.h" },
     { "type": "file", "file": "usr/lib/pkgconfig/somelib.pc" }
   ]