t4008: abstract away SHA-1-specific constants

diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index c128dfc5790790de9edf1b4d2cfa8b028c1036bc..48379aa0ee874b0250e2348d47eded09713a0a79 100755 (executable)
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -310,7 +310,7 @@ test_expect_success 'exercise strftime with odd fields' '
        echo >expected &&
        git for-each-ref --format="%(authordate:format:)" refs/heads >actual &&
        test_cmp expected actual &&
-       long="long format -- $_z40$_z40$_z40$_z40$_z40$_z40$_z40" &&
+       long="long format -- $ZERO_OID$ZERO_OID$ZERO_OID$ZERO_OID$ZERO_OID$ZERO_OID$ZERO_OID" &&
        echo $long >expected &&
        git for-each-ref --format="%(authordate:format:$long)" refs/heads >actual &&
        test_cmp expected actual
@@ -373,11 +373,8 @@ test_expect_success 'Quoting style: tcl' '
 
 for i in "--perl --shell" "-s --python" "--python --tcl" "--tcl --perl"; do
        test_expect_success "more than one quoting style: $i" "
-               git for-each-ref $i 2>&1 | (read line &&
-               case \$line in
-               \"error: more than one quoting style\"*) : happy;;
-               *) false
-               esac)
+               test_must_fail git for-each-ref $i 2>err &&
+               grep '^error: more than one quoting style' err
        "
 done