bpo-45847: Port test modules to PY_STDLIB_MOD (GH-29660)

Author: tiran

Makefile.pre.in

@@ -211,11 +211,13 @@ OPENSSL_LIBS=@OPENSSL_LIBS@
 OPENSSL_LDFLAGS=@OPENSSL_LDFLAGS@
 OPENSSL_RPATH=@OPENSSL_RPATH@
 
-# Module compiler and linker flags
-#   yes: module is available
-#   missing: build dependency is missing
-#   disabled: module is disabled
-#   n/a: module is not available on the current platform
+# Module state, compiler flags and linker flags
+# Empty CFLAGS and LDFLAGS are omitted.
+# states:
+#   * yes: module is available
+#   * missing: build dependency is missing
+#   * disabled: module is disabled
+#   * n/a: module is not available on the current platform
 # MODULE_EGG=yes  # yes, missing, disabled, n/a
 # MODULE_EGG_CFLAGS=
 # MODULE_EGG_LDFLAGS=

Modules/Setup.stdlib.in

@@ -76,3 +76,18 @@
 
 # _scproxy needs SystemConfiguration and CoreFoundation framework
 @MODULE__SCPROXY_TRUE@_scproxy _scproxy.c
+
+
+############################################################################
+# Test modules
+
+@MODULE__XXTESTFUZZ_TRUE@_xxtestfuzz _xxtestfuzz/_xxtestfuzz.c _xxtestfuzz/fuzzer.c
+@MODULE__TESTBUFFER_TRUE@_testbuffer _testbuffer.c
+@MODULE__TESTINTERNALCAPI_TRUE@_testinternalcapi _testinternalcapi.c
+
+# Some testing modules MUST be built as shared libraries.
+*shared*
+@MODULE__TESTCAPI_TRUE@_testcapi _testcapimodule.c
+@MODULE__TESTIMPORTMULTIPLE_TRUE@_testimportmultiple _testimportmultiple.c
+@MODULE__TESTMULTIPHASE_TRUE@_testmultiphase _testmultiphase.c
+@MODULE__CTYPES_TEST_TRUE@_ctypes_test _ctypes/_ctypes_test.c