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-rwxr-xr-xt/t0021-conversion.sh60
1 files changed, 54 insertions, 6 deletions
diff --git a/t/t0021-conversion.sh b/t/t0021-conversion.sh
index b92e6cb046..718efa04d3 100755
--- a/t/t0021-conversion.sh
+++ b/t/t0021-conversion.sh
@@ -153,17 +153,23 @@ test_expect_success 'filter shell-escaped filenames' '
:
'
-test_expect_success 'required filter success' '
- git config filter.required.smudge cat &&
- git config filter.required.clean cat &&
+test_expect_success 'required filter should filter data' '
+ git config filter.required.smudge ./rot13.sh &&
+ git config filter.required.clean ./rot13.sh &&
git config filter.required.required true &&
echo "*.r filter=required" >.gitattributes &&
- echo test >test.r &&
+ cat test.o >test.r &&
git add test.r &&
+
rm -f test.r &&
- git checkout -- test.r
+ git checkout -- test.r &&
+ cmp test.o test.r &&
+
+ ./rot13.sh <test.o >expected &&
+ git cat-file blob :test.r >actual &&
+ cmp expected actual
'
test_expect_success 'required filter smudge failure' '
@@ -190,7 +196,23 @@ test_expect_success 'required filter clean failure' '
test_must_fail git add test.fc
'
-test -n "$GIT_TEST_LONG" && test_set_prereq EXPENSIVE
+test_expect_success 'filtering large input to small output should use little memory' '
+ git config filter.devnull.clean "cat >/dev/null" &&
+ git config filter.devnull.required true &&
+ for i in $(test_seq 1 30); do printf "%1048576d" 1; done >30MB &&
+ echo "30MB filter=devnull" >.gitattributes &&
+ GIT_MMAP_LIMIT=1m GIT_ALLOC_LIMIT=1m git add 30MB
+'
+
+test_expect_success 'filter that does not read is fine' '
+ test-genrandom foo $((128 * 1024 + 1)) >big &&
+ echo "big filter=epipe" >.gitattributes &&
+ git config filter.epipe.clean "echo xyzzy" &&
+ git add big &&
+ git cat-file blob :big >actual &&
+ echo xyzzy >expect &&
+ test_cmp expect actual
+'
test_expect_success EXPENSIVE 'filter large file' '
git config filter.largefile.smudge cat &&
@@ -204,4 +226,30 @@ test_expect_success EXPENSIVE 'filter large file' '
! test -s err
'
+test_expect_success "filter: clean empty file" '
+ git config filter.in-repo-header.clean "echo cleaned && cat" &&
+ git config filter.in-repo-header.smudge "sed 1d" &&
+
+ echo "empty-in-worktree filter=in-repo-header" >>.gitattributes &&
+ >empty-in-worktree &&
+
+ echo cleaned >expected &&
+ git add empty-in-worktree &&
+ git show :empty-in-worktree >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success "filter: smudge empty file" '
+ git config filter.empty-in-repo.clean "cat >/dev/null" &&
+ git config filter.empty-in-repo.smudge "echo smudged && cat" &&
+
+ echo "empty-in-repo filter=empty-in-repo" >>.gitattributes &&
+ echo dead data walking >empty-in-repo &&
+ git add empty-in-repo &&
+
+ echo smudged >expected &&
+ git checkout-index --prefix=filtered- empty-in-repo &&
+ test_cmp expected filtered-empty-in-repo
+'
+
test_done