test_cmp expect actual
'
+tracked=$(git rev-parse --short $(echo 1 | git hash-object --stdin))
+untracked=$(git rev-parse --short $(echo untracked | git hash-object --stdin))
cat > expect.diff <<EOF
diff --git a/HEAD b/HEAD
new file mode 100644
-index 0000000..d00491f
+index 0000000..$tracked
--- /dev/null
+++ b/HEAD
@@ -0,0 +1 @@
+1
diff --git a/file2 b/file2
new file mode 100644
-index 0000000..d00491f
+index 0000000..$tracked
--- /dev/null
+++ b/file2
@@ -0,0 +1 @@
+1
diff --git a/untracked/untracked b/untracked/untracked
new file mode 100644
-index 0000000..5a72eb2
+index 0000000..$untracked
--- /dev/null
+++ b/untracked/untracked
@@ -0,0 +1 @@
git stash -u
'
+blob=$(git rev-parse --short $(echo 4 | git hash-object --stdin))
cat > expect <<EOF
diff --git a/file3 b/file3
new file mode 100644
-index 0000000..b8626c4
+index 0000000..$blob
--- /dev/null
+++ b/file3
@@ -0,0 +1 @@