feat: add human-readable output flag

tests/test_client_cli.c

@@ -280,8 +280,6 @@ static void test_parse_args_rejects_unimplemented_options() {
                                         "--info",
                                         "--debug",
                                         "--list-only",
-                                        "-h",
-                                        "--human-readable",
                                         "-u",
                                         "--update",
                                         "--append",
@@ -323,6 +321,20 @@ static void test_parse_args_rejects_unimplemented_options() {
   }
 }
 
+static void test_parse_args_human_readable() {
+  static const char* const options[] = {"-h", "--human-readable"};
+  for (size_t i = 0; i < sizeof(options) / sizeof(options[0]); i++) {
+    Config* cfg = config_create();
+    char* argv[] = {"fastsync", (char*)options[i], "/src", "/dst"};
+    int positional_args[2];
+    int positional_count = 0;
+
+    EXPECT_EQ_INT(parse_args(cfg, 4, argv, positional_args, &positional_count), 0);
+    EXPECT_TRUE(cfg->human_readable);
+    config_delete(cfg);
+  }
+}
+
 /* Test parse_args with --archive flag */
 static void test_parse_args_archive() {
   Config* cfg = config_create();
@@ -359,5 +371,6 @@ void test_client_cli() {
   test_parse_args_valid_compression_level();
   test_parse_args_unknown_option();
   test_parse_args_rejects_unimplemented_options();
+  test_parse_args_human_readable();
   test_parse_args_archive();
 }