Enhance tests for requires_arguments()

Author: aedart

tests/unit/helpers/requires_arguments_test.cmake

@@ -10,31 +10,57 @@ define_test_case(
 # Helpers
 # -------------------------------------------------------------------------------------------------------------- #
 
-function(fn_with_required_args)
+function(fn_with_named_args)
     set(options "") # N/A
     set(oneValueArgs NAME DESCRIPTION)
     set(multiValueArgs "") # N/A
 
     cmake_parse_arguments(INPUT "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
-    requires_arguments(INPUT "NAME;DESCRIPTION")
+    requires_arguments("NAME;DESCRIPTION" INPUT)
+endfunction()
+
+function(fn_with_args name)
+    if (${ARGC} EQUAL 2)
+        set(description "${ARGV1}")
+    endif ()
+
+    # This may seem a bit strange to declare "description" as required
+    # here, however, this is fully intended (for the test...)
+    requires_arguments("name;description" "")
 endfunction()
 
 # -------------------------------------------------------------------------------------------------------------- #
 # Actual Tests
 # -------------------------------------------------------------------------------------------------------------- #
 
+define_test("ensures required named args are defined" "ensures_required_named_args_defined")
+function(ensures_required_named_args_defined)
+
+    # If invoking method does not cause a fatal error, test passes.
+    fn_with_named_args(NAME "foo" DESCRIPTION "bar")
+
+endfunction()
+
 define_test("ensures required args are defined" "ensures_required_args_defined")
 function(ensures_required_args_defined)
 
     # If invoking method does not cause a fatal error, test passes.
-    fn_with_required_args(NAME "foo" DESCRIPTION "bar")
+    fn_with_args("foo" "bar")
+
+endfunction()
+
+define_test("fails when required named args are not defined" "fails_when_required_named_arg_not_defined" EXPECT_FAILURE)
+function(fails_when_required_named_arg_not_defined)
+
+    # This should cause a failure because DESCRIPTION is required
+    fn_with_named_args(NAME "foo")
 
 endfunction()
 
 define_test("fails when required args are not defined" "fails_when_required_arg_not_defined" EXPECT_FAILURE)
 function(fails_when_required_arg_not_defined)
 
-    # This should cause a failure because DESCRIPTION is required
-    fn_with_required_args(NAME "foo")
+    # This should cause a failure because second argument is required
+    fn_with_args("foo")
 
 endfunction()