Add support for generating test coverage stats

Via Devel::Cover.

Signed-off-by: Frank Terbeck <[email protected]>

Author: ft

.gitignore

@@ -16,3 +16,4 @@ optest.pl
 tests/data/*
 tags
 TAGS
+cover_db/

Makefile

@@ -135,6 +135,11 @@ test-output: genperlscripts
 test-suite: test-check
 	prove -Imodules -v tests/*.t
 
+coverage:
+	cover -delete
+	PERL5OPT='-MDevel::Cover=-ignore,.,-select,ARename.pm,+select,ARename/.+\.pm' $(MAKE) test-all
+	cover
+
 prepare-test-data:
 	./bin/gentestsdata.sh
 
@@ -151,4 +156,4 @@ tags:
 	ctags --language-force=perl arename.in ARename.pm.in ataglist.in
 	ctags -e --language-force=perl arename.in ARename.pm.in ataglist.in
 
-.PHONY: install install-doc distclean clean all doc test-check tags
+.PHONY: coverage install install-doc distclean clean all doc test-check tags

TESTING

@@ -22,6 +22,8 @@ arename's test suite
 
       + fakeroot (opt)   - fake root previleges
       + perlcritic (opt) - check code style using ./perlcriticrc.
+      + Devel::Cover     - for generating test coverage statistics
+                           (optional)
 
 
   This test suite should run without failing tests on all systems. If
@@ -85,3 +87,15 @@ arename's test suite
   To run the installation tests by hand, do (from the source's root):
 
     % fakeroot /bin/sh ./tests/inst_t.sh
+
+
+ TEST COVERAGE
+
+  In order to have some sort of measurement about which parts of the code
+  is currently covered by the test-suite, you may call the following:
+
+    % make coverage
+    % $BROWSER cover_db/coverage.html
+
+  This function depends on the availability of the Devel::Cover module,
+  available from CPAN.