test commands to compare usage output, prevent regeneration

Any corresponding *.sh is run for more complex tests, such as partial output
comparison for --usage results.  Does not have to be generated on -G, but
any existing files can be.

diff --git a/t/regress.t b/t/regress.t
index 1463ce308512672f05197f38014235d0a5a3b157..f81cfd7aab1ace5f30f91baa8f09e77f23bdaa82 100755 (executable)
--- a/t/regress.t
+++ b/t/regress.t
@@ -28,14 +28,15 @@ do
 
        if test -n "$regenerate"
        then
-               if test -e $file.out
+               if test -e $file.sh
                then
-                       echo "ok $test_count # skip existing $file.out"
+                       echo "ok $test_count # skip $file.out"
                        continue
                fi
                $cmd >$file.out 2>&1
        else
-               $cmd 2>&1 | $diffcmd "$file.out" -
+               if test -e $file.sh;  then $cmd 2>&1 | ./$file.sh; fi &&
+               if test -e $file.out; then $cmd 2>&1 | $diffcmd "$file.out" -; fi
        fi
 
        test 0 = $? || printf 'not '

diff --git a/t/t0002-usage_-h.in b/t/t0002-usage_-h.in
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/t/t0002-usage_-h.sh b/t/t0002-usage_-h.sh
new file mode 100755 (executable)
index 0000000..2f1d996
--- /dev/null
+++ b/t/t0002-usage_-h.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+grep -q Usage: