Also report skipped tests

run-upstream-testsuite.sh

@@ -7,10 +7,12 @@ tempdir=$(mktemp -d)
 cd "$tempdir"
 
 # Check out the upstream test suite
-git clone -n --depth=1 --filter=tree:0 https://git.savannah.gnu.org/git/diffutils.git
+testsuite="https://git.savannah.gnu.org/git/diffutils.git"
+echo "Fetching upstream test suite from $testsuite"
+git clone -n --depth=1 --filter=tree:0 "$testsuite" &> /dev/null
 cd diffutils
-git sparse-checkout set --no-cone tests
-git checkout
+git sparse-checkout set --no-cone tests &> /dev/null
+git checkout &> /dev/null
 
 # Ensure that calling `diff` invokes the built binary instead of
 # the upstream binary that is most likely installed on the system
@@ -22,18 +24,22 @@ cd ../tests
 # Get a list of all upstream tests and run only those that invoke `diff`
 echo -e '\n\nprinttests:\n\t@echo "${TESTS}"' >> Makefile.am
 tests=$(make -f Makefile.am printtests)
+echo "Running $(echo "$tests" | wc -w) tests"
 export LC_ALL=C
 pass="$(tput setaf 2)PASS$(tput sgr0)"
 fail="$(tput setaf 1)FAIL$(tput sgr0)"
+skip=SKIP
 exitcode=0
 for test in $tests
 do
+  result=$fail
   if ! grep -E -s -q "(cmp|diff3|sdiff)" "$test"
   then
-    result=$fail
     sh "$test" &> /dev/null && result=$pass || exitcode=1
-    printf "%-40s $result\n" "$test"
+  else
+    result=$skip
   fi
+  printf "  %-40s $result\n" "$test"
 done
 
 # Clean up