tests: make use of the test_must_be_empty function

diff --git a/t/t0008-ignores.sh b/t/t0008-ignores.sh
index c03f155a357446338fa831e061dc58d8e5f4c657..1744cee5e996fe4e03149de3a0fb8065d2aa6d67 100755 (executable)
--- a/t/t0008-ignores.sh
+++ b/t/t0008-ignores.sh
@@ -807,10 +807,9 @@ test_expect_success 'trailing whitespace is ignored' '
        cat >expect <<EOF &&
 whitespace/untracked
 EOF
-       : >err.expect &&
        git ls-files -o -X ignore whitespace >actual 2>err &&
        test_cmp expect actual &&
-       test_cmp err.expect err
+       test_must_be_empty err
 '
 
 test_expect_success !MINGW 'quoting allows trailing whitespace' '
@@ -820,10 +819,9 @@ test_expect_success !MINGW 'quoting allows trailing whitespace' '
        >whitespace/untracked &&
        echo "whitespace/trailing\\ \\ " >ignore &&
        echo whitespace/untracked >expect &&
-       : >err.expect &&
        git ls-files -o -X ignore whitespace >actual 2>err &&
        test_cmp expect actual &&
-       test_cmp err.expect err
+       test_must_be_empty err
 '
 
 test_expect_success !MINGW,!CYGWIN 'correct handling of backslashes' '
@@ -845,10 +843,9 @@ test_expect_success !MINGW,!CYGWIN 'correct handling of backslashes' '
        whitespace/trailing 6 \\a\\Z
        EOF
        echo whitespace/untracked >expect &&
-       >err.expect &&
        git ls-files -o -X ignore whitespace >actual 2>err &&
        test_cmp expect actual &&
-       test_cmp err.expect err
+       test_must_be_empty err
 '
 
 test_expect_success 'info/exclude trumps core.excludesfile' '