From 770e8263a5a63f345d64d6e4d88559c46e6244d4 Mon Sep 17 00:00:00 2001
From: Max Bruckner <max@maxbruckner.de>
Date: Tue, 21 Mar 2017 23:40:50 +0100
Subject: [PATCH] tests for cJSON_ParseWithOpts

---
 tests/CMakeLists.txt    |  1 +
 tests/parse_with_opts.c | 70 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 tests/parse_with_opts.c

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 6e9ed04..0cf17d3 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -45,6 +45,7 @@ if(ENABLE_CJSON_TEST)
         print_object
         print_value
         misc_tests
+        parse_with_opts
     )
 
     add_library(test-common common.c)
diff --git a/tests/parse_with_opts.c b/tests/parse_with_opts.c
new file mode 100644
index 0000000..fe95bb6
--- /dev/null
+++ b/tests/parse_with_opts.c
@@ -0,0 +1,70 @@
+/*
+  Copyright (c) 2009-2017 Dave Gamble and cJSON contributors
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in
+  all copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+  THE SOFTWARE.
+*/
+
+#include "unity/examples/unity_config.h"
+#include "unity/src/unity.h"
+#include "common.h"
+
+static void parse_with_opts_should_handle_null(void)
+{
+    const char *error_pointer = NULL;
+    cJSON *item = NULL;
+    TEST_ASSERT_NULL_MESSAGE(cJSON_ParseWithOpts(NULL, &error_pointer, false), "Failed to handle NULL input.");
+    item = cJSON_ParseWithOpts("{}", NULL, false);
+    TEST_ASSERT_NOT_NULL_MESSAGE(item, "Failed to handle NULL error pointer.");
+    cJSON_Delete(item);
+    TEST_ASSERT_NULL_MESSAGE(cJSON_ParseWithOpts(NULL, NULL, false), "Failed to handle both NULL.");
+    TEST_ASSERT_NULL_MESSAGE(cJSON_ParseWithOpts("{", NULL, false), "Failed to handle NULL error pointer with parse error.");
+}
+
+static void parse_with_opts_should_handle_empty_strings(void)
+{
+    const char empty_string[] = "";
+    const char *error_pointer = NULL;
+    TEST_ASSERT_NULL(cJSON_ParseWithOpts(empty_string, NULL, false));
+    error_pointer = cJSON_GetErrorPtr();
+    TEST_ASSERT_EQUAL_INT(0, error_pointer - empty_string);
+    TEST_ASSERT_NULL(cJSON_ParseWithOpts(empty_string, &error_pointer, false));
+    TEST_ASSERT_EQUAL_INT(0, error_pointer - empty_string);
+}
+
+static void parse_with_opts_should_require_null_if_requested(void)
+{
+    cJSON *item = cJSON_ParseWithOpts("{}", NULL, true);
+    TEST_ASSERT_NOT_NULL(item);
+    cJSON_Delete(item);
+    item = cJSON_ParseWithOpts("{} \n", NULL, true);
+    TEST_ASSERT_NOT_NULL(item);
+    cJSON_Delete(item);
+    TEST_ASSERT_NULL(cJSON_ParseWithOpts("{}x", NULL, true));
+}
+
+int main(void)
+{
+    UNITY_BEGIN();
+
+    RUN_TEST(parse_with_opts_should_handle_null);
+    RUN_TEST(parse_with_opts_should_handle_empty_strings);
+    RUN_TEST(parse_with_opts_should_require_null_if_requested);
+
+    return UNITY_END();
+}