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Diffstat (limited to 't/t4030-diff-textconv.sh')
-rwxr-xr-x | t/t4030-diff-textconv.sh | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/t/t4030-diff-textconv.sh b/t/t4030-diff-textconv.sh new file mode 100755 index 0000000000..88c5619ae7 --- /dev/null +++ b/t/t4030-diff-textconv.sh @@ -0,0 +1,126 @@ +#!/bin/sh + +test_description='diff.*.textconv tests' +. ./test-lib.sh + +find_diff() { + sed '1,/^index /d' | sed '/^-- $/,$d' +} + +cat >expect.binary <<'EOF' +Binary files a/file and b/file differ +EOF + +cat >expect.text <<'EOF' +--- a/file ++++ b/file +@@ -1 +1,2 @@ + 0 ++1 +EOF + +cat >hexdump <<'EOF' +#!/bin/sh +perl -e '$/ = undef; $_ = <>; s/./ord($&)/ge; print $_' < "$1" +EOF +chmod +x hexdump + +test_expect_success 'setup binary file with history' ' + printf "\\0\\n" >file && + git add file && + git commit -m one && + printf "\\01\\n" >>file && + git add file && + git commit -m two +' + +test_expect_success 'file is considered binary by porcelain' ' + git diff HEAD^ HEAD >diff && + find_diff <diff >actual && + test_cmp expect.binary actual +' + +test_expect_success 'file is considered binary by plumbing' ' + git diff-tree -p HEAD^ HEAD >diff && + find_diff <diff >actual && + test_cmp expect.binary actual +' + +test_expect_success 'setup textconv filters' ' + echo file diff=foo >.gitattributes && + git config diff.foo.textconv "\"$(pwd)\""/hexdump && + git config diff.fail.textconv false +' + +test_expect_success 'diff produces text' ' + git diff HEAD^ HEAD >diff && + find_diff <diff >actual && + test_cmp expect.text actual +' + +test_expect_success 'diff-tree produces binary' ' + git diff-tree -p HEAD^ HEAD >diff && + find_diff <diff >actual && + test_cmp expect.binary actual +' + +test_expect_success 'log produces text' ' + git log -1 -p >log && + find_diff <log >actual && + test_cmp expect.text actual +' + +test_expect_success 'format-patch produces binary' ' + git format-patch --no-binary --stdout HEAD^ >patch && + find_diff <patch >actual && + test_cmp expect.binary actual +' + +test_expect_success 'status -v produces text' ' + git reset --soft HEAD^ && + git status -v >diff && + find_diff <diff >actual && + test_cmp expect.text actual && + git reset --soft HEAD@{1} +' + +cat >expect.stat <<'EOF' + file | Bin 2 -> 4 bytes + 1 files changed, 0 insertions(+), 0 deletions(-) +EOF +test_expect_success 'diffstat does not run textconv' ' + echo file diff=fail >.gitattributes && + git diff --stat HEAD^ HEAD >actual && + test_cmp expect.stat actual +' +# restore working setup +echo file diff=foo >.gitattributes + +cat >expect.typechange <<'EOF' +--- a/file ++++ /dev/null +@@ -1,2 +0,0 @@ +-0 +-1 +diff --git a/file b/file +new file mode 120000 +index 0000000..67be421 +--- /dev/null ++++ b/file +@@ -0,0 +1 @@ ++frotz +\ No newline at end of file +EOF +# make a symlink the hard way that works on symlink-challenged file systems +test_expect_success 'textconv does not act on symlinks' ' + printf frotz > file && + git add file && + git ls-files -s | sed -e s/100644/120000/ | + git update-index --index-info && + git commit -m typechange && + git show >diff && + find_diff <diff >actual && + test_cmp expect.typechange actual +' + +test_done |