tests: make use of the test_must_be_empty function

diff --git a/t/t3001-ls-files-others-exclude.sh b/t/t3001-ls-files-others-exclude.sh
index 3fc484e8c3f8d910f02e409baf7bf1d5682b4f2f..3b47647ed56aa88b35227ef295e6a3432e5ab8f1 100755 (executable)
--- a/t/t3001-ls-files-others-exclude.sh
+++ b/t/t3001-ls-files-others-exclude.sh
@@ -210,8 +210,7 @@ test_expect_success 'subdirectory ignore (toplevel)' '
                cd top &&
                git ls-files -o --exclude-standard
        ) >actual &&
-       >expect &&
-       test_cmp expect actual
+       test_must_be_empty actual
 '
 
 test_expect_success 'subdirectory ignore (l1/l2)' '
@@ -219,8 +218,7 @@ test_expect_success 'subdirectory ignore (l1/l2)' '
                cd top/l1/l2 &&
                git ls-files -o --exclude-standard
        ) >actual &&
-       >expect &&
-       test_cmp expect actual
+       test_must_be_empty actual
 '
 
 test_expect_success 'subdirectory ignore (l1)' '
@@ -228,8 +226,7 @@ test_expect_success 'subdirectory ignore (l1)' '
                cd top/l1 &&
                git ls-files -o --exclude-standard
        ) >actual &&
-       >expect &&
-       test_cmp expect actual
+       test_must_be_empty actual
 '
 
 test_expect_success 'show/hide empty ignored directory (setup)' '
@@ -251,8 +248,7 @@ test_expect_success 'hide empty ignored directory with --no-empty-directory' '
                cd top &&
                git ls-files -o -i --exclude l1 --directory --no-empty-directory
        ) >actual &&
-       >expect &&
-       test_cmp expect actual
+       test_must_be_empty actual
 '
 
 test_expect_success 'show/hide empty ignored sub-directory (setup)' '
@@ -277,8 +273,7 @@ test_expect_success 'hide empty ignored sub-directory with --no-empty-directory'
                cd top &&
                git ls-files -o -i --exclude l1 --directory --no-empty-directory
        ) >actual &&
-       >expect &&
-       test_cmp expect actual
+       test_must_be_empty actual
 '
 
 test_expect_success 'pattern matches prefix completely' '