tests: print_object

tests/CMakeLists.txt

@@ -17,6 +17,7 @@ if(ENABLE_CJSON_TEST)
         print_string
         print_number
         print_array
+        print_object
     )
 
     add_library(test-common common.c)

tests/print_object.c

@@ -0,0 +1,92 @@
+/*
+  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 assert_print_object(const char * const expected, const char * const input)
+{
+    unsigned char printed_unformatted[1024];
+    unsigned char printed_formatted[1024];
+
+    const unsigned char *error_pointer;
+    cJSON item[1];
+
+    printbuffer formatted_buffer;
+    printbuffer unformatted_buffer;
+
+    /* buffer for formatted printing */
+    formatted_buffer.buffer = printed_formatted;
+    formatted_buffer.length = sizeof(printed_formatted);
+    formatted_buffer.offset = 0;
+    formatted_buffer.noalloc = true;
+
+    /* buffer for unformatted printing */
+    unformatted_buffer.buffer = printed_unformatted;
+    unformatted_buffer.length = sizeof(printed_unformatted);
+    unformatted_buffer.offset = 0;
+    unformatted_buffer.noalloc = true;
+
+    memset(item, 0, sizeof(item));
+    TEST_ASSERT_NOT_NULL_MESSAGE(parse_object(item, (const unsigned char*)input, &error_pointer), "Failed to parse object.");
+
+    TEST_ASSERT_NOT_NULL_MESSAGE(print_object(item, 0, false, &unformatted_buffer), "Failed to print unformatted string.");
+    TEST_ASSERT_EQUAL_STRING_MESSAGE(input, printed_unformatted, "Unformatted object is not correct.");
+
+    TEST_ASSERT_NOT_NULL_MESSAGE(print_object(item, 0, true, &formatted_buffer), "Failed to print formatted string.");
+    TEST_ASSERT_EQUAL_STRING_MESSAGE(expected, printed_formatted, "Formatted ojbect is not correct.");
+
+    reset(item);
+}
+
+static void print_object_should_print_empty_objects(void)
+{
+    assert_print_object("{\n}", "{}");
+}
+
+static void print_object_should_print_objects_with_one_element(void)
+{
+
+    assert_print_object("{\n\t\"one\":\t1\n}", "{\"one\":1}");
+    assert_print_object("{\n\t\"hello\":\t\"world!\"\n}", "{\"hello\":\"world!\"}");
+    assert_print_object("{\n\t\"array\":\t[]\n}", "{\"array\":[]}");
+    assert_print_object("{\n\t\"null\":\tnull\n}", "{\"null\":null}");
+}
+
+static void print_object_should_print_objects_with_multiple_elements(void)
+{
+    assert_print_object("{\n\t\"one\":\t1,\n\t\"two\":\t2,\n\t\"three\":\t3\n}", "{\"one\":1,\"two\":2,\"three\":3}");
+    assert_print_object("{\n\t\"one\":\t1,\n\t\"NULL\":\tnull,\n\t\"TRUE\":\ttrue,\n\t\"FALSE\":\tfalse,\n\t\"array\":\t[],\n\t\"world\":\t\"hello\",\n\t\"object\":\t{\n\t}\n}", "{\"one\":1,\"NULL\":null,\"TRUE\":true,\"FALSE\":false,\"array\":[],\"world\":\"hello\",\"object\":{}}");
+}
+
+int main(void)
+{
+    /* initialize cJSON item */
+    UNITY_BEGIN();
+
+    RUN_TEST(print_object_should_print_empty_objects);
+    RUN_TEST(print_object_should_print_objects_with_one_element);
+    RUN_TEST(print_object_should_print_objects_with_multiple_elements);
+
+    return UNITY_END();
+}