t/t7003-filter-branch.sh: use the $( ... ) construct for command substitution

diff --git a/t/t1512-rev-parse-disambiguation.sh b/t/t1512-rev-parse-disambiguation.sh
index 4a155c8d095fb8ca2c2f88802d3501e01d07ce28..e221167cfbe3fb34cf5aba88cd04f6a1dc9eede5 100755 (executable)
--- a/t/t1512-rev-parse-disambiguation.sh
+++ b/t/t1512-rev-parse-disambiguation.sh
@@ -275,19 +275,19 @@ test_expect_success 'rev-parse --disambiguate' '
 
 test_expect_success 'ambiguous 40-hex ref' '
        TREE=$(git mktree </dev/null) &&
-       REF=`git rev-parse HEAD` &&
+       REF=$(git rev-parse HEAD) &&
        VAL=$(git commit-tree $TREE </dev/null) &&
        git update-ref refs/heads/$REF $VAL &&
-       test `git rev-parse $REF 2>err` = $REF &&
+       test $(git rev-parse $REF 2>err) = $REF &&
        grep "refname.*${REF}.*ambiguous" err
 '
 
 test_expect_success 'ambiguous short sha1 ref' '
        TREE=$(git mktree </dev/null) &&
-       REF=`git rev-parse --short HEAD` &&
+       REF=$(git rev-parse --short HEAD) &&
        VAL=$(git commit-tree $TREE </dev/null) &&
        git update-ref refs/heads/$REF $VAL &&
-       test `git rev-parse $REF 2>err` = $VAL &&
+       test $(git rev-parse $REF 2>err) = $VAL &&
        grep "refname.*${REF}.*ambiguous" err
 '