diff -r 9b9385fcdfd5 -r 10123f4d5618 tests/test_json.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test_json.c	Sat Oct 19 17:25:11 2024 +0200
@@ -0,0 +1,105 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2024 Mike Becker, Olaf Wintermann All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "cx/test.h"
+
+#include "cx/json.h"
+
+CX_TEST(test_json_simple_object) {
+    cxstring text = cx_str(
+            "{\n"
+            "\t\"message\":\"success\",\n"
+            "\t\"position\":{\n"
+            "\t\t\"longitude\":-94.7099,\n"
+            "\t\t\"latitude\":51.5539\n"
+            "\t},\n"
+            "\t\"timestamp\":1729348561,\n"
+            "\t\"alive\":true\n"
+            "}"
+    );
+
+    CX_TEST_DO {
+        int result;
+
+        CxJson json;
+        cxJsonInit(&json);
+        cxJsonFill(&json, text.ptr, text.length);
+
+        // parse the big fat object
+        CxJsonValue *obj;
+        result = cxJsonNext(&json, &obj);
+        CX_TEST_ASSERT(result == 1);
+
+        // check the contents
+        CX_TEST_ASSERT(cxJsonIsObject(obj));
+
+        CxJsonValue *message = cxJsonObjGet(obj, "message");
+        CX_TEST_ASSERT(cxJsonIsString(message));
+        CX_TEST_ASSERT(0 == cx_strcmp(
+                cx_strcast(cxJsonAsString(message)),
+                cx_str("success"))
+        );
+
+        CxJsonValue *position = cxJsonObjGet(obj, "position");
+        CX_TEST_ASSERT(cxJsonIsObject(position));
+        CxJsonValue *longitude = cxJsonObjGet(position, "longitude");
+        CX_TEST_ASSERT(cxJsonIsNumber(longitude));
+        CX_TEST_ASSERT(cxJsonAsDouble(longitude) == -94.7099);
+        CxJsonValue *latitude = cxJsonObjGet(position, "latitude");
+        CX_TEST_ASSERT(cxJsonIsNumber(latitude));
+        CX_TEST_ASSERT(cxJsonAsDouble(latitude) == 51.5539);
+
+        CxJsonValue *timestamp = cxJsonObjGet(obj, "timestamp");
+        CX_TEST_ASSERT(cxJsonIsInteger(timestamp));
+        CX_TEST_ASSERT(cxJsonAsInteger(timestamp) == 1729348561);
+
+        CxJsonValue *alive = cxJsonObjGet(obj, "alive");
+        CX_TEST_ASSERT(cxJsonIsBool(alive));
+        CX_TEST_ASSERT(cxJsonIsTrue(alive));
+        CX_TEST_ASSERT(!cxJsonIsFalse(alive));
+        CX_TEST_ASSERT(cxJsonAsBool(alive));
+
+        // this recursively frees everything else
+        cxJsonValueFree(obj);
+
+        // we only have one object that already contained all the data
+        result = cxJsonNext(&json, &obj);
+        CX_TEST_ASSERT(result == 0);
+
+        cxJsonDestroy(&json);
+    }
+}
+
+CxTestSuite *cx_test_suite_json(void) {
+    CxTestSuite *suite = cx_test_suite_new("json");
+
+    cx_test_register(suite, test_json_simple_object);
+
+    return suite;
+}
+