Add 'git fat index-filter .. --manage-gitattributes'

This writes a .gitattributes file for every commit in the history,
appending rules for all the now-managed fat files.

1 files changed, 34 insertions, 0 deletions

diff --git a/test-retroactive.sh b/test-retroactive.sh
new file mode 100755
index 0000000..b5c2ffe
--- /dev/null
+++ b/test-retroactive.sh
@@ -0,0 +1,34 @@
+#!/bin/sh -ex
+
+git init retro
+cd retro
+cp /usr/share/dict/words words.big
+git add words.big
+git commit -m'Add big file without using git-fat'
+sort words.big > sorted.big
+git add sorted.big
+git commit -m'Add sorted file without using git-fat'
+cat > .gitattributes <<EOF
+original-attributes -text
+EOF
+git add .gitattributes
+echo 'truncated' > words.big
+git commit -am'Truncated words.big and add .gitattributes'
+git fat init
+cat > .gitattributes <<EOF
+*.big filter=fat -text
+EOF
+git add .gitattributes
+git checkout .
+git commit -am'Import big files into git-fat'
+
+git log --stat
+
+git fat find 10000 | awk '{print $1}' > fat-files
+git filter-branch --index-filter "git fat index-filter $(realpath fat-files) --manage-gitattributes" --tag-name-filter cat -- --all
+
+git log --stat
+git checkout HEAD^
+rm *
+git checkout .
+ls -al