Don't run test-stress-options.scm if no textual-ports.

ice-9 textual ports, required by test-stress-options, was introduced
in guile 2.2. We still support using guile-2.0.

CMakeLists.txt

@@ -342,6 +342,17 @@ if (GNC_SRFI64_RESULT EQUAL 0)
   set (HAVE_SRFI64 TRUE)
 endif ()
 
+# Test that guile has textual-ports. This is required for the stress test.
+execute_process (COMMAND ${GUILE_EXECUTABLE} -c "(use-modules (ice-9 textual-ports))"
+  RESULT_VARIABLE GNC_TEXT_PORTS_RESULT
+  ERROR_QUIET
+)
+
+if (GNC_TEXT_PORTS_RESULT EQUAL 0)
+  message (STATUS "Using guile textual-ports")
+  set (HAVE_TEXT_PORTS TRUE)
+endif ()
+
 # ############################################################
 if (WITH_AQBANKING)
   gnc_pkg_check_modules (GWENHYWFAR REQUIRED gwenhywfar)

gnucash/report/standard-reports/test/CMakeLists.txt

@@ -10,10 +10,13 @@ set(scm_test_with_srfi64_SOURCES
   test-charts.scm
   test-transaction.scm
   test-balance-sheet.scm
-  test-stress-options.scm
   test-income-gst.scm
 )
 
+set(scm_test_with_textual_ports_SOURCES
+    test-stress-options.scm
+)
+
 set(GUILE_DEPENDS
   scm-gnc-module
   scm-app-utils
@@ -28,6 +31,9 @@ set(GUILE_DEPENDS
 
 if (HAVE_SRFI64)
   gnc_add_scheme_tests("${scm_test_with_srfi64_SOURCES}")
+  if (HAVE_TEXT_PORTS)
+    gnc_add_scheme_tests("${scm_test_with_textual_ports_SOURCES}")
+  endif (HAVE_TEXT_PORTS)
 endif (HAVE_SRFI64)
 
 gnc_add_scheme_tests("${scm_test_standard_reports_SOURCES}")