add sharness test for ipfs key rename

License: MIT
Signed-off-by: Michael Muré <batolettre@gmail.com>

test/sharness/t0165-keystore.sh

@@ -44,6 +44,24 @@ test_key_cmd() {
 		ipfs key list | sort > list_out &&
 		test_cmp list_exp list_out
 	'
+
+	test_expect_success "key rename rename a key" '
+		ipfs key rename bazed fooed
+		echo fooed > list_exp &&
+		echo self >> list_exp
+		ipfs key list | sort > list_out &&
+		test_cmp list_exp list_out
+	'
+
+	test_expect_success "key rename can't remove self" '
+		test_must_fail ipfs key rename self bar 2>&1 | tee key_rename_out &&
+		grep -q "Error: cannot rename key with name" key_rename_out
+	'
+
+	test_expect_success "key rename can't overwrite self, even with force" '
+		test_must_fail ipfs key rename -f fooed self 2>&1 | tee key_rename_out &&
+		grep -q "Error: cannot overwrite key with name" key_rename_out
+	'
 }
 
 test_key_cmd