Add mistakenly dropped macro definitions

test/default_handler_tests.cpp

@@ -6,14 +6,32 @@
 
 ADOBE_DEFAULT_CONTRACT_VIOLATION_HANDLER()
 
-#if defined(GTEST_OS_WINDOWS) || defined(__EMSCRIPTEN__)
+#if defined(__EMSCRIPTEN__)
+
+// GoogleTest doesn't support death tests under emscripten, so instead
+// we handle death by setting the test's WILL_FAIL property in CMake.
+// Therefore the test simply executes the code that aborts with no
+// wrapper.  There's currently no facility for checking test output.
+
+// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
+#define EXPECT_ABORT(code, expected_output_regex) code
+
+#elif defined(GTEST_OS_WINDOWS)
+// GoogleTest doesn't support checking for the abort signal on
+// Windows, so we use an auxilliary file, win32_abort_detection.cpp,
+// to ensure that an unusual string is printed, which we can check for
+// with the EXPECT_DEATH macro.
+
 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
 #define EXPECT_ABORT(code, expected_output_regex) \
-  EXPECT_DEATH_IF_SUPPORTED(code, expected_output_regex ".*\n*##ABORTED##");
+  EXPECT_DEATH(code, expected_output_regex ".*\n*##ABORTED##");
+
 #else
+
 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
 #define EXPECT_ABORT(code, expected_output_regex) \
   EXPECT_EXIT(code, testing::KilledBySignal(SIGABRT), expected_output_regex);
+
 #endif
 
 TEST(DefaultHandler, ContractNonViolationsDoNotCauseAbort)