tests: print_value

tests/CMakeLists.txt

@@ -18,6 +18,7 @@ if(ENABLE_CJSON_TEST)
         print_number
         print_array
         print_object
+        print_value
     )
 
     add_library(test-common common.c)

tests/print_value.c

@@ -0,0 +1,102 @@
+/*
+  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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "unity/examples/unity_config.h"
+#include "unity/src/unity.h"
+#include "common.h"
+
+static void assert_print_value(const char *input)
+{
+    unsigned char printed[1024];
+    const unsigned char *error_pointer = NULL;
+    cJSON item[1];
+    printbuffer buffer;
+    buffer.buffer = printed;
+    buffer.length = sizeof(printed);
+    buffer.offset = 0;
+    buffer.noalloc = true;
+
+    memset(item, 0, sizeof(item));
+
+    TEST_ASSERT_NOT_NULL_MESSAGE(parse_value(item, (const unsigned char*)input, &error_pointer), "Failed to parse value.");
+
+    TEST_ASSERT_NOT_NULL_MESSAGE(print_value(item, 0, false, &buffer), "Failed to print value.");
+    TEST_ASSERT_EQUAL_STRING_MESSAGE(input, buffer.buffer, "Printed value is not as expected.");
+
+    reset(item);
+}
+
+static void print_value_should_print_null(void)
+{
+    assert_print_value("null");
+}
+
+static void print_value_should_print_true(void)
+{
+    assert_print_value("true");
+}
+
+static void print_value_should_print_false(void)
+{
+    assert_print_value("false");
+}
+
+static void print_value_should_print_number(void)
+{
+    assert_print_value("1.500000");
+}
+
+static void print_value_should_print_string(void)
+{
+    assert_print_value("\"\"");
+    assert_print_value("\"hello\"");
+}
+
+static void print_value_should_print_array(void)
+{
+    assert_print_value("[]");
+}
+
+static void print_value_should_print_object(void)
+{
+    assert_print_value("{}");
+}
+
+int main(void)
+{
+    /* initialize cJSON item */
+    UNITY_BEGIN();
+
+    RUN_TEST(print_value_should_print_null);
+    RUN_TEST(print_value_should_print_true);
+    RUN_TEST(print_value_should_print_false);
+    RUN_TEST(print_value_should_print_number);
+    RUN_TEST(print_value_should_print_string);
+    RUN_TEST(print_value_should_print_array);
+    RUN_TEST(print_value_should_print_object);
+
+    return UNITY_END();
+}