Turned example.sh into a proper automatic test

example.sh

@@ -10,19 +10,57 @@ fi
 git init git-rebasei-example
 pushd git-rebasei-example >/dev/null
 
-touch a; git add a; git commit -m "Added a."
+touch a;    git add a; git commit -m "Added a."
 git tag -a -m 'base for the git rebase -i example' rebase-base
-touch b; git add b; git commit -m "Added b."
+touch b;    git add b; git commit -m "Added b."
-touch c; git add c; git commit -m "Added c."
+touch c;    git add c; git commit -m "Added c."
-rm b;    git rm  b; git commit -m "Removed b."
+rm b;       git rm  b; git commit -m "Removed b."
-touch d; git add d; git commit -m "Added d."
+echo c > c; git add c; git commit --fixup="HEAD~1"
+touch d;    git add d; git commit -m "Added d."
 
 git log --oneline --decorate --graph
 
-git rebase -i rebase-base
+git config git-rebasei-editor.editor cat
+git rebase -i --autosquash rebase-base
 
 git log --oneline --decorate --graph
 
+echo "Comparing with expected git log --name-status…"
+diff <(git log --pretty=format:%s --name-status) - <<EOF
+Added d.
+A	d
+
+Removed b.
+D	b
+
+Added c.
+A	c
+
+Added b.
+A	b
+
+Added a.
+A	a
+EOF
+
+echo "Comparing with expected git log --numstat…"
+diff <(git log --pretty=format:%s --numstat) - <<EOF
+Added d.
+0	0	d
+
+Removed b.
+0	0	b
+
+Added c.
+1	0	c
+
+Added b.
+0	0	b
+
+Added a.
+0	0	a
+EOF
+
 popd > /dev/null
 
 rm -fr ./git-rebasei-example