git diff --quiet --cached
'
+test_expect_success 'rename-threshold=<n> is a synonym for find-renames=<n>' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive --rename-threshold=$th0 $tail &&
+ check_threshold_0
+'
+
+test_expect_success 'last wins in --no-renames --rename-threshold=<n>' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive --no-renames --rename-threshold=$th0 $tail &&
+ check_threshold_0
+'
+
+test_expect_success 'last wins in --rename-threshold=<n> --no-renames' '
+ git read-tree --reset -u HEAD &&
+ git merge-recursive --rename-threshold=$th0 --no-renames $tail &&
+ check_no_renames
+'
+
+test_expect_success '--rename-threshold=<n> rejects negative argument' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive --rename-threshold=-25 \
+ HEAD -- HEAD HEAD &&
+ git diff --quiet --cached
+'
+
+test_expect_success '--rename-threshold=<n> rejects non-numbers' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive --rename-threshold=0xf \
+ HEAD -- HEAD HEAD &&
+ git diff --quiet --cached
+'
+
+test_expect_success 'last wins in --rename-threshold=<m> --find-renames=<n>' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive \
+ --rename-threshold=$th0 --find-renames=$th2 $tail &&
+ check_threshold_2
+'
+
+test_expect_success 'last wins in --find-renames=<m> --rename-threshold=<n>' '
+ git read-tree --reset -u HEAD &&
+ test_must_fail git merge-recursive \
+ --find-renames=$th2 --rename-threshold=$th0 $tail &&
+ check_threshold_0
+'
+
test_done