grep "diff --cc file" out
'
+test_expect_success 'setup for --cc --raw' '
+ blob=$(echo file | git hash-object --stdin -w) &&
+ base_tree=$(echo "100644 blob $blob file" | git mktree) &&
+ trees= &&
+ for i in `test_seq 1 40`
+ do
+ blob=$(echo file$i | git hash-object --stdin -w) &&
+ trees="$trees$(echo "100644 blob $blob file" | git mktree)$LF"
+ done
+'
+
+test_expect_success 'check --cc --raw with four trees' '
+ four_trees=$(echo "$trees" | sed -e 4q) &&
+ git diff --cc --raw $four_trees $base_tree >out &&
+ # Check for four leading colons in the output:
+ grep "^::::[^:]" out
+'
+
+test_expect_success 'check --cc --raw with forty trees' '
+ git diff --cc --raw $trees $base_tree >out &&
+ # Check for forty leading colons in the output:
+ grep "^::::::::::::::::::::::::::::::::::::::::[^:]" out
+'
+
test_done