tests: just use the sha1sum implemented in Ruby

The output of SHA1 command-line tools is too unstable and
I'm more comfortable with Ruby 1.9 encoding support than
I was in 2009.

Jeremy Evans noted the output of "openssl sha1" has
changed since I last used it.

1 files changed, 1 insertions, 7 deletions

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 7b4a365..cab2cc3 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -100,11 +100,5 @@ unicorn_wait_start () {
 }
 
 rsha1 () {
-        _cmd="$(which sha1sum 2>/dev/null || :)"
-        test -n "$_cmd" || _cmd="$(which openssl 2>/dev/null || :) sha1"
-        test "$_cmd" != " sha1" || _cmd="$(which gsha1sum 2>/dev/null || :)"
-
-        # last resort, see comments in sha1sum.rb for reasoning
-        test -n "$_cmd" || _cmd=sha1sum.rb
-        expr "$($_cmd)" : '\([a-f0-9]\{40\}\)'
+        sha1sum.rb
 }