p7000: add test for filter-branch with --prune-empty

diff --git a/t/t4054-diff-bogus-tree.sh b/t/t4054-diff-bogus-tree.sh
index 1d6efab3c53f673298c4e1911fd1cb4756be59f6..18f42c5fff9a6e3ccb56f9e3122c6c0469ad81a9 100755 (executable)
--- a/t/t4054-diff-bogus-tree.sh
+++ b/t/t4054-diff-bogus-tree.sh
@@ -3,8 +3,6 @@
 test_description='test diff with a bogus tree containing the null sha1'
 . ./test-lib.sh
 
-empty_tree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
-
 test_expect_success 'create bogus tree' '
        bogus_tree=$(
                printf "100644 fooQQQQQQQQQQQQQQQQQQQQQ" |
@@ -22,13 +20,13 @@ test_expect_success 'create tree with matching file' '
 
 test_expect_success 'raw diff shows null sha1 (addition)' '
        echo ":000000 100644 $_z40 $_z40 A      foo" >expect &&
-       git diff-tree $empty_tree $bogus_tree >actual &&
+       git diff-tree $EMPTY_TREE $bogus_tree >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'raw diff shows null sha1 (removal)' '
        echo ":100644 000000 $_z40 $_z40 D      foo" >expect &&
-       git diff-tree $bogus_tree $empty_tree >actual &&
+       git diff-tree $bogus_tree $EMPTY_TREE >actual &&
        test_cmp expect actual
 '
 
@@ -57,11 +55,11 @@ test_expect_success 'raw diff shows null sha1 (index)' '
 '
 
 test_expect_success 'patch fails due to bogus sha1 (addition)' '
-       test_must_fail git diff-tree -p $empty_tree $bogus_tree
+       test_must_fail git diff-tree -p $EMPTY_TREE $bogus_tree
 '
 
 test_expect_success 'patch fails due to bogus sha1 (removal)' '
-       test_must_fail git diff-tree -p $bogus_tree $empty_tree
+       test_must_fail git diff-tree -p $bogus_tree $EMPTY_TREE
 '
 
 test_expect_success 'patch fails due to bogus sha1 (modification)' '